Why Choose Us

We have served 200 + listed companies, of which 80% of customers cooperation for more than 3 years, the repurchase rate industry-leading, your peers are using our program to improve performance.

Land area：50000+㎡

4 Factories

1 International Business

Division

Employees：600+

Senior Management: 5%

R&D Department: 13%

Administrative Staff: 7%

Middle Management: 10%

Front-line Employees: 65%

Certifications:2000+

3C Certificates: 72+

ODM Certificates: 1,500+

CE Certificates：10+

CB Certificates：2

TUV Certificates：1

Production Capacity

600,000 units（Low-voltage electrical factory）

10,000,000 units（Meter factory）

60,000,000 units（Precision machinery factory）

Our Solutions

Our Solutions

One-stop power solutions

LAY37 Push Button Switch

• Name: Push Button Switch

• Model：LAY37

• Opening Size：22mm

• Rated Voltage:440V

• Current:10A

• Operation Type：self-locking，self-reset

• Contact Material: Silver Alloy

• Conductive Parts: Brass

• Key Material: ABS

• Shell Material: PA66

• Base Material: PC
 Learn More

LMS1-L Series Automatic Transfer Switch Solenoid-type Ats

Model Name: LMS1-L
Rated Voltage: AC230A，AC400V
Rated Current: 63A,125A,250A,630A
Pole: 2P，3P，4P
Product Category: PC Class
Features: 2 Position
Drive Mode: Solenoid-type
Certification: CE, CB, CCC
Standard: IEC 60947-6-1 Learn More

HT Distribution Box

Protection Class: IP65 (waterproof & dustproof)
Material: ABS body + PC transparent cover
Rated Voltage: AC 230/400V
Rated Current: ≤63A
Flame Retardant: V0 grade
Circuit Options: 2/5/8/12/18/24 ways available
Installation: Wall-mounted, surface-mounted Learn More

Miniature SF219G dual power transfer and isolating switch

Model: SF219G
Type: I-0-II Three-position manual changeover switch (ON-OFF-ON)
Number of poles: 1P/2P/3P/4P
Rated current: 10/16/20/25/32/40/63A
Rated voltage: AC 230V/400V (≤400V)
Frequency: 50/60Hz
Standard: IEC 60947-3, CE
Installation: DIN rail mounting
Electrical life: ≥1500 cycles
Mechanical life: ≥8500 cycles Learn More

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{{excerpt}} Learn More

XB2 Push Button Switches

Product Name:Flat Head Push Button Switch
Product Model:XB2-BA Series
Product Current:Suitable for below 10A
Contact Type:1 Normally Open (Green) / 1 Normally Closed (Red)
Mounting Hole Size:22mm
Operation Structure:Self-reset/self-lock
Product Color:White, Black, Green, Red, Yellow, Blue Learn More

LMVF-PV Series VFD Solar Inverter Water Pump 0.75kW~22kW

Built-in high-precision photovoltaic array maximum power point tracking MPPT algorithm ensures that the solar power tracking efficiency can reach more than 99%
Achieve full-time work. It can work from the sun up to the sun down, which greatly increases the effective working time of the photovoltaic water pump in a day.
By adding an external switching kit,... Learn More

LMM3Z Double Break MCCB High Breaking 630A

Rated Operational Voltage:AC: 400V, 415V, 690V
Rated Insulation Voltage:1000V
Rated Impulse Withstand Voltage:12kV
Frame Size Current:100A,160A, 250A, 400A, 630A, 800A, 1000A, 1250A, 1600A
Rated Current:16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A, 160A, 200A, 250A, 315A, 400A, 500A, 630A, 800A, 1000A, 1250A, 1600A
Number of Poles:3P, 4P
Rated Frequency：50Hz, 60Hz
Rated Ultimate Short-Circuit Breaking Capacity：35kA, 50kA, 65kA, 75kA, 85kA, 100kA,... Learn More

LMBN-40 RCBO 1P+N Mini 18mm

Rated voltage(V)：230(220)
Pole:1P+N
Shell-level rated current(A):40A
Rated current(A):6,10,16,20,25,32,40
Rated breaking residual current(mA):10、30、100
Breaking capacity(A):6000
Mounting size:18*79*85

LMBN-40 RCBO 1p+n Manual Learn More

LMDF-32X DC1000V Fuse Holder

Model：LMDF-32X
Rated Voltage：DC 1000V
Fuse Size：10 x 38mm (gPV/DC type)
Number of Poles：1P
Mounting：DIN-rail (35mm)
Indicator：Red LED fuse blown indicator
Terminal Connection：Screw terminal, max. 35mm² cable
Material：Flame-retardant thermoplastic (UL94 V-0)
Operating Temperature：-25°C to +70°C
Certifications：CE, IEC 60269, RoHS Learn More

LMDF-32C DC Fuse 1500V 10*38

Model: LMDF-32C
Brand: LVMA
Rated Voltage: DC 1000V
Rated Current: 32A
Application: DC circuits, photovoltaic systems, solar combiner boxes, inverter DC sides, and string circuits
Certification: CE compliant
Mounting: Standard DIN rail mounting
Operating Temperature: -25°C to +70°C (for reference, comply with fuse core specifications) Learn More

DC MCB Solar Circuit Breakers 1500V

Rated current:6、10、16、20、25、32、40

Poles: 1P、2P、3P、4P

Rated voltage : 1P(500VDC)、2P(1000VDC)、3P(1500VDC)、4P(1500VDC)

Insulation volage: 1500V DC

Rated breaking capacity: 1.5kA

Thermo-magnetic release characteristic: B、C、D

Contact position degree: IP20

Standard: IEC 60947-2

📚 LMBD-40P DC MCB 1500V Manual Learn More

LMB2-100IT Smart WiFi Circuit Breakers For Internet Of Things

Product name：LMB2-100IT

Poles：1P、2P、3P、4P

Rated current：6A、10A、16A 、20A、25A、32A 、40A、50A、63A、80A、100A

Rated voltage：AC230V/400V  50/60Hz

Communication mode：Zigbee、Wi-Fi、4G

Operating Temperature：-25°C – 70°C

Mounting：DIN Rail

Features：Flame retardant PA66 shell, compact size, silicone buttons

Standard：GB/T 16917, IEC 61008 Learn More

Aerosol Fire Extinguisher for Electrical Cabinets

Product name:Thermal aerosol fire extinguishing device
Product model:LMAFE
Operating temperature range:-50°C~+90°C
Validity period:10 years
Fire extinguishing density:100g/m3
Shell surface temperature:<200°C
Oxidizing agent and content:Sr(NO ),60%/KNO 20%
Implementation standards:XF499.1-2010
Thermal spacing:0.3m<75°C 0.12m<200°c 0.05m<400°C Learn More

LMGL-Z1A Manual Transfer Switch for Generator

Product name：LMGL-Z1A

Rated current：100A、125A、160A、200A、225A、250A、315A、400A、500A、630A

Rated voltage：AC400V

Poles：3P、4P

Switch mode：Manual operation

Installation method：Guide rail installation

Electrical life:1500 times

Mechanical life:20000 times

📚 LMGL-Z1A Manual Transfer Switch Manual Learn More

LMM1E Electronic adjustable type MCCB Molded Case Circuit Breaker

Standard: IEC60947-2
Model: LMM1E
Poles: 3P,4P
Frame size: 160,250,400,630,800,1250,1600
Rated operational voltage: 400/415/690V
Rated insulation voltage: 1000V
Trip unit type: electronic type
Breaking capacity code: L,M,H
Installation method: Fixed type; plug-in type
Adjustable Tripping Setting: Ir, Isd, Ii, tR, tsd, Ip
Ambient Temperature: -25...+40 ºC
Certificate: CE, CB
Available in black or white covers

LMM1 MCCB Manual Learn More

LMW3 ACB 1600 Amp Air Circuit Breaker AC 400V/690V

Rated current:200、400、630、800、1000、1250、1600A
Rated working voltage: AC400V、AC690V  50Hz
Rated insulation voltage: AC1000V
Installation method: drawer type, fixed type
Wiring method: horizontal wiring
Operation mode: electric operation, manual operation
Tripping type: intelligent controller, under-voltage tripper, shunt release tripper
Usage Category: Class B
Pollution level:3
Standard: IEC 60947-2

LMW3 Series Air breaker circuit manual Learn More

LMQ4-M MCB Type ATS Automatic Transfer Switch

Rated current: 6、10、16、20、25、32、40、50、63、80、100、125

Rated voltage:AC 230V、AC400V、AC690V

Rated frequecy:50/60Hz

Control voltage:220V

Changeover time:1.5~3s

📚LMQ4-M Automatic transfer switch catalog Learn More

LMQ2CB MCCB ATS 1250A 4P CB Series Automatic Transfer Switch

Frame Size:125、250、630、1250
Rated Operating Current Ie (A)：63 / 80 / 100 / 125 / 160 / 180 / 200 / 225 / 250 / 315 / 350 / 400 / 500 / 630/800/1000/1250
Rated Insulation Voltage Ui:800V
Rated Impulse Withstand Voltage Uimp:8kV
Rated Operating Voltage Ue:AC400V/50Hz
Transfer Time：<3.4s
Control Voltage：AC230V/50Hz

LMQ2CB-Manual Learn More

LMQ3-W1 MCCB ATS Automatic transfer switch 63~630A

Frame grade:63、125、250、630
Rated voltage: AC400V/AC690V
Rated insulated voltage：AC 800V
Contact transfer time：≤3s
Protection function: under-voltage, over-voltage, phase detection
Standard: IEC 60947-2

LMQ3-Series ATS Manual Learn More

LMQ2Y Series MCCB ATS

Model name: LMQ2Y
Rated current: 63A, 100A, 225A, 400A, 630A, 800A
Rated voltage: AC400V 50Hz
Poles: 3P, 4p
Control voltage: AC160 ~ 250V 50/60Hz
Conversion time: 4 seconds or less
Working position: normal, standby, stop
Voltage detection: three-phase over-voltage, under-voltage, lack of phase
The opening delay time t 1:1 ~ 240s can be adjusted continuously
The closing delay time t 2:1 ~ 240s can... Learn More

MA Type ATS 63A 4P

Rated current:63A
Rated voltage: AC 400V
Rated frequency: 50/60Hz
Rated insulation voltage: 690V
Rated impulse withstand voltage: 8kV
Using category: AC-31B
Transfer time: ≤70ms
Mechanical life:>6000 times
Electrical life:>1500 times

MA-Series Manual Learn More

NJT Type Mini ATS 63 Amp 2P

Ampere rating: 63A
Extreme number: 2P
Conversion time: 60ms
Voltage support: 220V/110V
Mode: support automatic switching or manual operation, equipped with load status indicator light
Protection function: built-in over-voltage, under-voltage, over-current protection, to prevent equipment damage
Material: plastic shell, corrosion-resistant, suitable for residential and commercial environment

📚LMS1-NJT Series ATS Manual Learn More

LA3 Type Solenoid-type Automatic Transfer Switch

The LA3 type dual power automatic transfer switch is a commonly used dual power switching device, suitable for AC 400V and below circuits with a rated frequency of 50Hz.

Rated insulation voltage: AC690V.
Rated operating voltage: AC400V.
Rated operating current: 20A-630A.
Short-time withstand current: 10kA.
Maintenance capacity: 17kA.
Electrical life / Mechanical life:  1000 cycles / 5000 cycles.

LA3 Series ATS Manual Learn More

SA Type Automatic Transfer Switch Solenoid-type ATS 630A

Model name: LMS1-SA
Frame current:63、125、250、630
Rated current:16~630A
Rated insulation voltage: 800V
Rated impulse withstand voltage: 8kV
Rated voltage: 400V 50Hz
Rated control voltage: AC230V
Features: 3 positions,intelligent

SA Series ATS Manual Learn More

SPD Surge Protector Device Circuit Breaker

Surge backup protector is a device used in conjunction with SPD. Its core function is to quickly cut off the circuit when the SPD fails or a short-circuit fault occurs to prevent fire or equipment damage caused by power frequency overcurrent. It is the "last line of defense" of the lightning protection system. Learn More

Smart WiFi circuit breaker with graffiti-style wireless remote control

WiFi circuit breaker is a smart device that allows remote control of circuit switching via WiFi. Its core functions include remote control via a mobile app, timed switching, overload and short-circuit protection, and real-time status feedback. Suitable for home and office environments, it enables energy saving and convenient management of home appliances, and can also... Learn More

LMGL3D series DC disconnect switches DC1000V/DC1500V

The LMGL3D series DC disconnect switches are suitable for power systems with rated voltages of DC1000V/DC1500V and below, and rated operating currents of 630A and below. These switches can be used for infrequent switching, isolating and disconnecting circuits to facilitate equipment maintenance or repair. They are widely used in various industries such as construction, power,... Learn More

LMS2 Automatic Transfer Switch A ATS 4P

An automatic transfer switch (ATS) is an electrical device used for circuit switching. Its core function is to automatically switch between two or more power sources to ensure continuous power supply to the load.
Model: LMS2-GN1/GNF/GA1

Rated current(A):63,125,250,630

Rated voltage(V):400V/50Hz

Pole:3P,4P

Transfer time:≤2s

Features: GA1: Integrated type, 2 positions test by "3+1" phase

GA: Split type, can with a split type controller... Learn More

125 Amp Fuse RT18X-125 Holder 22X58

Dimensions:22.2 x 58 x 16 x 8 x 4 mm
Volts:400Vac-690Vac
Amps:10A,16A,20A,25A,32A,40A,50A,63A,80A,100A,125A
Breaking Capacity: 100 kA
Time Constant: 1-3 ms
Standard: IEC 60269

RT18-Low-Voltage-Fuse-Holder Manual Learn More New Energy

★

★

Power Distribution

★

Industrial Control Final Distribution

 

LAY37 Push Button Switch

• Name: Push Button Switch

• Model：LAY37

• Opening Size：22mm

• Rated Voltage:440V

• Current:10A

• Operation Type：self-locking，self-reset

• Contact Material: Silver Alloy

• Conductive Parts: Brass

• Key Material: ABS

• Shell Material: PA66

• Base Material: PC
 Learn More

LMS1-L Series Automatic Transfer Switch Solenoid-type Ats

Model Name: LMS1-L
Rated Voltage: AC230A，AC400V
Rated Current: 63A,125A,250A,630A
Pole: 2P，3P，4P
Product Category: PC Class
Features: 2 Position
Drive Mode: Solenoid-type
Certification: CE, CB, CCC
Standard: IEC 60947-6-1 Learn More

HT Distribution Box

Protection Class: IP65 (waterproof & dustproof)
Material: ABS body + PC transparent cover
Rated Voltage: AC 230/400V
Rated Current: ≤63A
Flame Retardant: V0 grade
Circuit Options: 2/5/8/12/18/24 ways available
Installation: Wall-mounted, surface-mounted Learn More

Miniature SF219G dual power transfer and isolating switch

Model: SF219G
Type: I-0-II Three-position manual changeover switch (ON-OFF-ON)
Number of poles: 1P/2P/3P/4P
Rated current: 10/16/20/25/32/40/63A
Rated voltage: AC 230V/400V (≤400V)
Frequency: 50/60Hz
Standard: IEC 60947-3, CE
Installation: DIN rail mounting
Electrical life: ≥1500 cycles
Mechanical life: ≥8500 cycles Learn More

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{{excerpt}} Learn More

XB2 Push Button Switches

Product Name:Flat Head Push Button Switch
Product Model:XB2-BA Series
Product Current:Suitable for below 10A
Contact Type:1 Normally Open (Green) / 1 Normally Closed (Red)
Mounting Hole Size:22mm
Operation Structure:Self-reset/self-lock
Product Color:White, Black, Green, Red, Yellow, Blue Learn More

LMVF-PV Series VFD Solar Inverter Water Pump 0.75kW~22kW

Built-in high-precision photovoltaic array maximum power point tracking MPPT algorithm ensures that the solar power tracking efficiency can reach more than 99%
Achieve full-time work. It can work from the sun up to the sun down, which greatly increases the effective working time of the photovoltaic water pump in a day.
By adding an external switching kit,... Learn More

LMM3Z Double Break MCCB High Breaking 630A

Rated Operational Voltage:AC: 400V, 415V, 690V
Rated Insulation Voltage:1000V
Rated Impulse Withstand Voltage:12kV
Frame Size Current:100A,160A, 250A, 400A, 630A, 800A, 1000A, 1250A, 1600A
Rated Current:16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A, 160A, 200A, 250A, 315A, 400A, 500A, 630A, 800A, 1000A, 1250A, 1600A
Number of Poles:3P, 4P
Rated Frequency：50Hz, 60Hz
Rated Ultimate Short-Circuit Breaking Capacity：35kA, 50kA, 65kA, 75kA, 85kA, 100kA,... Learn More

LMBN-40 RCBO 1P+N Mini 18mm

Rated voltage(V)：230(220)
Pole:1P+N
Shell-level rated current(A):40A
Rated current(A):6,10,16,20,25,32,40
Rated breaking residual current(mA):10、30、100
Breaking capacity(A):6000
Mounting size:18*79*85

LMBN-40 RCBO 1p+n Manual Learn More

LMDF-32X DC1000V Fuse Holder

Model：LMDF-32X
Rated Voltage：DC 1000V
Fuse Size：10 x 38mm (gPV/DC type)
Number of Poles：1P
Mounting：DIN-rail (35mm)
Indicator：Red LED fuse blown indicator
Terminal Connection：Screw terminal, max. 35mm² cable
Material：Flame-retardant thermoplastic (UL94 V-0)
Operating Temperature：-25°C to +70°C
Certifications：CE, IEC 60269, RoHS Learn More

LMDF-32C DC Fuse 1500V 10*38

Model: LMDF-32C
Brand: LVMA
Rated Voltage: DC 1000V
Rated Current: 32A
Application: DC circuits, photovoltaic systems, solar combiner boxes, inverter DC sides, and string circuits
Certification: CE compliant
Mounting: Standard DIN rail mounting
Operating Temperature: -25°C to +70°C (for reference, comply with fuse core specifications) Learn More

DC MCB Solar Circuit Breakers 1500V

Rated current:6、10、16、20、25、32、40

Poles: 1P、2P、3P、4P

Rated voltage : 1P(500VDC)、2P(1000VDC)、3P(1500VDC)、4P(1500VDC)

Insulation volage: 1500V DC

Rated breaking capacity: 1.5kA

Thermo-magnetic release characteristic: B、C、D

Contact position degree: IP20

Standard: IEC 60947-2

📚 LMBD-40P DC MCB 1500V Manual Learn More

LMB2-100IT Smart WiFi Circuit Breakers For Internet Of Things

Product name：LMB2-100IT

Poles：1P、2P、3P、4P

Rated current：6A、10A、16A 、20A、25A、32A 、40A、50A、63A、80A、100A

Rated voltage：AC230V/400V  50/60Hz

Communication mode：Zigbee、Wi-Fi、4G

Operating Temperature：-25°C – 70°C

Mounting：DIN Rail

Features：Flame retardant PA66 shell, compact size, silicone buttons

Standard：GB/T 16917, IEC 61008 Learn More

Aerosol Fire Extinguisher for Electrical Cabinets

Product name:Thermal aerosol fire extinguishing device
Product model:LMAFE
Operating temperature range:-50°C~+90°C
Validity period:10 years
Fire extinguishing density:100g/m3
Shell surface temperature:<200°C
Oxidizing agent and content:Sr(NO ),60%/KNO 20%
Implementation standards:XF499.1-2010
Thermal spacing:0.3m<75°C 0.12m<200°c 0.05m<400°C Learn More

LMGL-Z1A Manual Transfer Switch for Generator

Product name：LMGL-Z1A

Rated current：100A、125A、160A、200A、225A、250A、315A、400A、500A、630A

Rated voltage：AC400V

Poles：3P、4P

Switch mode：Manual operation

Installation method：Guide rail installation

Electrical life:1500 times

Mechanical life:20000 times

📚 LMGL-Z1A Manual Transfer Switch Manual Learn More

LMM1E Electronic adjustable type MCCB Molded Case Circuit Breaker

Standard: IEC60947-2
Model: LMM1E
Poles: 3P,4P
Frame size: 160,250,400,630,800,1250,1600
Rated operational voltage: 400/415/690V
Rated insulation voltage: 1000V
Trip unit type: electronic type
Breaking capacity code: L,M,H
Installation method: Fixed type; plug-in type
Adjustable Tripping Setting: Ir, Isd, Ii, tR, tsd, Ip
Ambient Temperature: -25...+40 ºC
Certificate: CE, CB
Available in black or white covers

LMM1 MCCB Manual Learn More

LMW3 ACB 1600 Amp Air Circuit Breaker AC 400V/690V

Rated current:200、400、630、800、1000、1250、1600A
Rated working voltage: AC400V、AC690V  50Hz
Rated insulation voltage: AC1000V
Installation method: drawer type, fixed type
Wiring method: horizontal wiring
Operation mode: electric operation, manual operation
Tripping type: intelligent controller, under-voltage tripper, shunt release tripper
Usage Category: Class B
Pollution level:3
Standard: IEC 60947-2

LMW3 Series Air breaker circuit manual Learn More

LMQ4-M MCB Type ATS Automatic Transfer Switch

Rated current: 6、10、16、20、25、32、40、50、63、80、100、125

Rated voltage:AC 230V、AC400V、AC690V

Rated frequecy:50/60Hz

Control voltage:220V

Changeover time:1.5~3s

📚LMQ4-M Automatic transfer switch catalog Learn More

LMQ2CB MCCB ATS 1250A 4P CB Series Automatic Transfer Switch

Frame Size:125、250、630、1250
Rated Operating Current Ie (A)：63 / 80 / 100 / 125 / 160 / 180 / 200 / 225 / 250 / 315 / 350 / 400 / 500 / 630/800/1000/1250
Rated Insulation Voltage Ui:800V
Rated Impulse Withstand Voltage Uimp:8kV
Rated Operating Voltage Ue:AC400V/50Hz
Transfer Time：<3.4s
Control Voltage：AC230V/50Hz

LMQ2CB-Manual Learn More

LMQ3-W1 MCCB ATS Automatic transfer switch 63~630A

Frame grade:63、125、250、630
Rated voltage: AC400V/AC690V
Rated insulated voltage：AC 800V
Contact transfer time：≤3s
Protection function: under-voltage, over-voltage, phase detection
Standard: IEC 60947-2

LMQ3-Series ATS Manual Learn More

LMQ2Y Series MCCB ATS

Model name: LMQ2Y
Rated current: 63A, 100A, 225A, 400A, 630A, 800A
Rated voltage: AC400V 50Hz
Poles: 3P, 4p
Control voltage: AC160 ~ 250V 50/60Hz
Conversion time: 4 seconds or less
Working position: normal, standby, stop
Voltage detection: three-phase over-voltage, under-voltage, lack of phase
The opening delay time t 1:1 ~ 240s can be adjusted continuously
The closing delay time t 2:1 ~ 240s can... Learn More

MA Type ATS 63A 4P

Rated current:63A
Rated voltage: AC 400V
Rated frequency: 50/60Hz
Rated insulation voltage: 690V
Rated impulse withstand voltage: 8kV
Using category: AC-31B
Transfer time: ≤70ms
Mechanical life:>6000 times
Electrical life:>1500 times

MA-Series Manual Learn More

NJT Type Mini ATS 63 Amp 2P

Ampere rating: 63A
Extreme number: 2P
Conversion time: 60ms
Voltage support: 220V/110V
Mode: support automatic switching or manual operation, equipped with load status indicator light
Protection function: built-in over-voltage, under-voltage, over-current protection, to prevent equipment damage
Material: plastic shell, corrosion-resistant, suitable for residential and commercial environment

📚LMS1-NJT Series ATS Manual Learn More

LA3 Type Solenoid-type Automatic Transfer Switch

The LA3 type dual power automatic transfer switch is a commonly used dual power switching device, suitable for AC 400V and below circuits with a rated frequency of 50Hz.

Rated insulation voltage: AC690V.
Rated operating voltage: AC400V.
Rated operating current: 20A-630A.
Short-time withstand current: 10kA.
Maintenance capacity: 17kA.
Electrical life / Mechanical life:  1000 cycles / 5000 cycles.

LA3 Series ATS Manual Learn More

SA Type Automatic Transfer Switch Solenoid-type ATS 630A

Model name: LMS1-SA
Frame current:63、125、250、630
Rated current:16~630A
Rated insulation voltage: 800V
Rated impulse withstand voltage: 8kV
Rated voltage: 400V 50Hz
Rated control voltage: AC230V
Features: 3 positions,intelligent

SA Series ATS Manual Learn More

SPD Surge Protector Device Circuit Breaker

Surge backup protector is a device used in conjunction with SPD. Its core function is to quickly cut off the circuit when the SPD fails or a short-circuit fault occurs to prevent fire or equipment damage caused by power frequency overcurrent. It is the "last line of defense" of the lightning protection system. Learn More

Smart WiFi circuit breaker with graffiti-style wireless remote control

WiFi circuit breaker is a smart device that allows remote control of circuit switching via WiFi. Its core functions include remote control via a mobile app, timed switching, overload and short-circuit protection, and real-time status feedback. Suitable for home and office environments, it enables energy saving and convenient management of home appliances, and can also... Learn More

LMGL3D series DC disconnect switches DC1000V/DC1500V

The LMGL3D series DC disconnect switches are suitable for power systems with rated voltages of DC1000V/DC1500V and below, and rated operating currents of 630A and below. These switches can be used for infrequent switching, isolating and disconnecting circuits to facilitate equipment maintenance or repair. They are widely used in various industries such as construction, power,... Learn More

LMS2 Automatic Transfer Switch A ATS 4P

An automatic transfer switch (ATS) is an electrical device used for circuit switching. Its core function is to automatically switch between two or more power sources to ensure continuous power supply to the load.
Model: LMS2-GN1/GNF/GA1

Rated current(A):63,125,250,630

Rated voltage(V):400V/50Hz

Pole:3P,4P

Transfer time:≤2s

Features: GA1: Integrated type, 2 positions test by "3+1" phase

GA: Split type, can with a split type controller... Learn More

125 Amp Fuse RT18X-125 Holder 22X58

Dimensions:22.2 x 58 x 16 x 8 x 4 mm
Volts:400Vac-690Vac
Amps:10A,16A,20A,25A,32A,40A,50A,63A,80A,100A,125A
Breaking Capacity: 100 kA
Time Constant: 1-3 ms
Standard: IEC 60269

RT18-Low-Voltage-Fuse-Holder Manual Learn More New Energy

★

★

Power Distribution

★

Industrial Control Final Distribution

LAY37 Push Button Switch

• Name: Push Button Switch

• Model：LAY37

• Opening Size：22mm

• Rated Voltage:440V

• Current:10A

• Operation Type：self-locking，self-reset

• Contact Material: Silver Alloy

• Conductive Parts: Brass

• Key Material: ABS

• Shell Material: PA66

• Base Material: PC
 Learn More

LMS1-L Series Automatic Transfer Switch Solenoid-type Ats

Model Name: LMS1-L
Rated Voltage: AC230A，AC400V
Rated Current: 63A,125A,250A,630A
Pole: 2P，3P，4P
Product Category: PC Class
Features: 2 Position
Drive Mode: Solenoid-type
Certification: CE, CB, CCC
Standard: IEC 60947-6-1 Learn More

HT Distribution Box

Protection Class: IP65 (waterproof & dustproof)
Material: ABS body + PC transparent cover
Rated Voltage: AC 230/400V
Rated Current: ≤63A
Flame Retardant: V0 grade
Circuit Options: 2/5/8/12/18/24 ways available
Installation: Wall-mounted, surface-mounted Learn More

Miniature SF219G dual power transfer and isolating switch

Model: SF219G
Type: I-0-II Three-position manual changeover switch (ON-OFF-ON)
Number of poles: 1P/2P/3P/4P
Rated current: 10/16/20/25/32/40/63A
Rated voltage: AC 230V/400V (≤400V)
Frequency: 50/60Hz
Standard: IEC 60947-3, CE
Installation: DIN rail mounting
Electrical life: ≥1500 cycles
Mechanical life: ≥8500 cycles Learn More

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XB2 Push Button Switches

Product Name:Flat Head Push Button Switch
Product Model:XB2-BA Series
Product Current:Suitable for below 10A
Contact Type:1 Normally Open (Green) / 1 Normally Closed (Red)
Mounting Hole Size:22mm
Operation Structure:Self-reset/self-lock
Product Color:White, Black, Green, Red, Yellow, Blue Learn More

LMVF-PV Series VFD Solar Inverter Water Pump 0.75kW~22kW

Built-in high-precision photovoltaic array maximum power point tracking MPPT algorithm ensures that the solar power tracking efficiency can reach more than 99%
Achieve full-time work. It can work from the sun up to the sun down, which greatly increases the effective working time of the photovoltaic water pump in a day.
By adding an external switching kit,... Learn More

LMM3Z Double Break MCCB High Breaking 630A

Rated Operational Voltage:AC: 400V, 415V, 690V
Rated Insulation Voltage:1000V
Rated Impulse Withstand Voltage:12kV
Frame Size Current:100A,160A, 250A, 400A, 630A, 800A, 1000A, 1250A, 1600A
Rated Current:16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A, 160A, 200A, 250A, 315A, 400A, 500A, 630A, 800A, 1000A, 1250A, 1600A
Number of Poles:3P, 4P
Rated Frequency：50Hz, 60Hz
Rated Ultimate Short-Circuit Breaking Capacity：35kA, 50kA, 65kA, 75kA, 85kA, 100kA,... Learn More

LMBN-40 RCBO 1P+N Mini 18mm

Rated voltage(V)：230(220)
Pole:1P+N
Shell-level rated current(A):40A
Rated current(A):6,10,16,20,25,32,40
Rated breaking residual current(mA):10、30、100
Breaking capacity(A):6000
Mounting size:18*79*85

LMBN-40 RCBO 1p+n Manual Learn More

LMDF-32X DC1000V Fuse Holder

Model：LMDF-32X
Rated Voltage：DC 1000V
Fuse Size：10 x 38mm (gPV/DC type)
Number of Poles：1P
Mounting：DIN-rail (35mm)
Indicator：Red LED fuse blown indicator
Terminal Connection：Screw terminal, max. 35mm² cable
Material：Flame-retardant thermoplastic (UL94 V-0)
Operating Temperature：-25°C to +70°C
Certifications：CE, IEC 60269, RoHS Learn More

LMDF-32C DC Fuse 1500V 10*38

Model: LMDF-32C
Brand: LVMA
Rated Voltage: DC 1000V
Rated Current: 32A
Application: DC circuits, photovoltaic systems, solar combiner boxes, inverter DC sides, and string circuits
Certification: CE compliant
Mounting: Standard DIN rail mounting
Operating Temperature: -25°C to +70°C (for reference, comply with fuse core specifications) Learn More

DC MCB Solar Circuit Breakers 1500V

Rated current:6、10、16、20、25、32、40

Poles: 1P、2P、3P、4P

Rated voltage : 1P(500VDC)、2P(1000VDC)、3P(1500VDC)、4P(1500VDC)

Insulation volage: 1500V DC

Rated breaking capacity: 1.5kA

Thermo-magnetic release characteristic: B、C、D

Contact position degree: IP20

Standard: IEC 60947-2

📚 LMBD-40P DC MCB 1500V Manual Learn More

LMB2-100IT Smart WiFi Circuit Breakers For Internet Of Things

Product name：LMB2-100IT

Poles：1P、2P、3P、4P

Rated current：6A、10A、16A 、20A、25A、32A 、40A、50A、63A、80A、100A

Rated voltage：AC230V/400V  50/60Hz

Communication mode：Zigbee、Wi-Fi、4G

Operating Temperature：-25°C – 70°C

Mounting：DIN Rail

Features：Flame retardant PA66 shell, compact size, silicone buttons

Standard：GB/T 16917, IEC 61008 Learn More

Aerosol Fire Extinguisher for Electrical Cabinets

Product name:Thermal aerosol fire extinguishing device
Product model:LMAFE
Operating temperature range:-50°C~+90°C
Validity period:10 years
Fire extinguishing density:100g/m3
Shell surface temperature:<200°C
Oxidizing agent and content:Sr(NO ),60%/KNO 20%
Implementation standards:XF499.1-2010
Thermal spacing:0.3m<75°C 0.12m<200°c 0.05m<400°C Learn More

LMGL-Z1A Manual Transfer Switch for Generator

Product name：LMGL-Z1A

Rated current：100A、125A、160A、200A、225A、250A、315A、400A、500A、630A

Rated voltage：AC400V

Poles：3P、4P

Switch mode：Manual operation

Installation method：Guide rail installation

Electrical life:1500 times

Mechanical life:20000 times

📚 LMGL-Z1A Manual Transfer Switch Manual Learn More

LMM1E Electronic adjustable type MCCB Molded Case Circuit Breaker

Standard: IEC60947-2
Model: LMM1E
Poles: 3P,4P
Frame size: 160,250,400,630,800,1250,1600
Rated operational voltage: 400/415/690V
Rated insulation voltage: 1000V
Trip unit type: electronic type
Breaking capacity code: L,M,H
Installation method: Fixed type; plug-in type
Adjustable Tripping Setting: Ir, Isd, Ii, tR, tsd, Ip
Ambient Temperature: -25...+40 ºC
Certificate: CE, CB
Available in black or white covers

LMM1 MCCB Manual Learn More

LMW3 ACB 1600 Amp Air Circuit Breaker AC 400V/690V

Rated current:200、400、630、800、1000、1250、1600A
Rated working voltage: AC400V、AC690V  50Hz
Rated insulation voltage: AC1000V
Installation method: drawer type, fixed type
Wiring method: horizontal wiring
Operation mode: electric operation, manual operation
Tripping type: intelligent controller, under-voltage tripper, shunt release tripper
Usage Category: Class B
Pollution level:3
Standard: IEC 60947-2

LMW3 Series Air breaker circuit manual Learn More

LMQ4-M MCB Type ATS Automatic Transfer Switch

Rated current: 6、10、16、20、25、32、40、50、63、80、100、125

Rated voltage:AC 230V、AC400V、AC690V

Rated frequecy:50/60Hz

Control voltage:220V

Changeover time:1.5~3s

📚LMQ4-M Automatic transfer switch catalog Learn More

LMQ2CB MCCB ATS 1250A 4P CB Series Automatic Transfer Switch

Frame Size:125、250、630、1250
Rated Operating Current Ie (A)：63 / 80 / 100 / 125 / 160 / 180 / 200 / 225 / 250 / 315 / 350 / 400 / 500 / 630/800/1000/1250
Rated Insulation Voltage Ui:800V
Rated Impulse Withstand Voltage Uimp:8kV
Rated Operating Voltage Ue:AC400V/50Hz
Transfer Time：<3.4s
Control Voltage：AC230V/50Hz

LMQ2CB-Manual Learn More

LMQ3-W1 MCCB ATS Automatic transfer switch 63~630A

Frame grade:63、125、250、630
Rated voltage: AC400V/AC690V
Rated insulated voltage：AC 800V
Contact transfer time：≤3s
Protection function: under-voltage, over-voltage, phase detection
Standard: IEC 60947-2

LMQ3-Series ATS Manual Learn More

LMQ2Y Series MCCB ATS

Model name: LMQ2Y
Rated current: 63A, 100A, 225A, 400A, 630A, 800A
Rated voltage: AC400V 50Hz
Poles: 3P, 4p
Control voltage: AC160 ~ 250V 50/60Hz
Conversion time: 4 seconds or less
Working position: normal, standby, stop
Voltage detection: three-phase over-voltage, under-voltage, lack of phase
The opening delay time t 1:1 ~ 240s can be adjusted continuously
The closing delay time t 2:1 ~ 240s can... Learn More

MA Type ATS 63A 4P

Rated current:63A
Rated voltage: AC 400V
Rated frequency: 50/60Hz
Rated insulation voltage: 690V
Rated impulse withstand voltage: 8kV
Using category: AC-31B
Transfer time: ≤70ms
Mechanical life:>6000 times
Electrical life:>1500 times

MA-Series Manual Learn More

NJT Type Mini ATS 63 Amp 2P

Ampere rating: 63A
Extreme number: 2P
Conversion time: 60ms
Voltage support: 220V/110V
Mode: support automatic switching or manual operation, equipped with load status indicator light
Protection function: built-in over-voltage, under-voltage, over-current protection, to prevent equipment damage
Material: plastic shell, corrosion-resistant, suitable for residential and commercial environment

📚LMS1-NJT Series ATS Manual Learn More

LA3 Type Solenoid-type Automatic Transfer Switch

The LA3 type dual power automatic transfer switch is a commonly used dual power switching device, suitable for AC 400V and below circuits with a rated frequency of 50Hz.

Rated insulation voltage: AC690V.
Rated operating voltage: AC400V.
Rated operating current: 20A-630A.
Short-time withstand current: 10kA.
Maintenance capacity: 17kA.
Electrical life / Mechanical life:  1000 cycles / 5000 cycles.

LA3 Series ATS Manual Learn More

SA Type Automatic Transfer Switch Solenoid-type ATS 630A

Model name: LMS1-SA
Frame current:63、125、250、630
Rated current:16~630A
Rated insulation voltage: 800V
Rated impulse withstand voltage: 8kV
Rated voltage: 400V 50Hz
Rated control voltage: AC230V
Features: 3 positions,intelligent

SA Series ATS Manual Learn More

SPD Surge Protector Device Circuit Breaker

Surge backup protector is a device used in conjunction with SPD. Its core function is to quickly cut off the circuit when the SPD fails or a short-circuit fault occurs to prevent fire or equipment damage caused by power frequency overcurrent. It is the "last line of defense" of the lightning protection system. Learn More

Smart WiFi circuit breaker with graffiti-style wireless remote control

WiFi circuit breaker is a smart device that allows remote control of circuit switching via WiFi. Its core functions include remote control via a mobile app, timed switching, overload and short-circuit protection, and real-time status feedback. Suitable for home and office environments, it enables energy saving and convenient management of home appliances, and can also... Learn More

LMGL3D series DC disconnect switches DC1000V/DC1500V

The LMGL3D series DC disconnect switches are suitable for power systems with rated voltages of DC1000V/DC1500V and below, and rated operating currents of 630A and below. These switches can be used for infrequent switching, isolating and disconnecting circuits to facilitate equipment maintenance or repair. They are widely used in various industries such as construction, power,... Learn More

LMS2 Automatic Transfer Switch A ATS 4P

An automatic transfer switch (ATS) is an electrical device used for circuit switching. Its core function is to automatically switch between two or more power sources to ensure continuous power supply to the load.
Model: LMS2-GN1/GNF/GA1

Rated current(A):63,125,250,630

Rated voltage(V):400V/50Hz

Pole:3P,4P

Transfer time:≤2s

Features: GA1: Integrated type, 2 positions test by "3+1" phase

GA: Split type, can with a split type controller... Learn More

125 Amp Fuse RT18X-125 Holder 22X58

Dimensions:22.2 x 58 x 16 x 8 x 4 mm
Volts:400Vac-690Vac
Amps:10A,16A,20A,25A,32A,40A,50A,63A,80A,100A,125A
Breaking Capacity: 100 kA
Time Constant: 1-3 ms
Standard: IEC 60269

RT18-Low-Voltage-Fuse-Holder Manual Learn More New Energy

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