Home > Electrical Equipment & Supplies > Industrial Controls > Relays >

Line Voltage Relay

Fair Trading Service

Report fraud supplier Report IPR Products

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

Total 10016 products for line voltage relay Manufacture & Suppliers

Cabinet DC Voltage Monitoring Relay , Adjustable Undervoltage Protection Relays

...×40W×57.5Dmm Mounting base (optional): PF085A&SH-3 The main function: ● Overvoltage protection: The rated voltage is adjustable from +9% to +40% and the potentiometer is adjusted. ● Undervoltage protection: ...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Relay Helium Test Equipment Compliant With IEC 60255 Electrical Testing Standards

... designed specifically for testing power equipment, integrating flow control, helium leak detection, and relay performance testing. Equipped with high-precision voltage/current output modules, it supports co...

Guangzhou HongCe Equipment Co., Ltd.
Guangdong,China

Verified Supplier

Add to cart
Portable 6 Phase Protective Relay Tester for Power Utilities and Electrical Laboratories with Current and Voltage Signal Testing

...Relay Protection Test System The SXZB Series Relay Protection Test System is developed for testing and commissioning protective relays and relay protection devices in power systems. It provides controllable ...

Sansion Power Electric Co., Ltd.
Hubei,China

Verified Supplier

Add to cart
120V Protection Relay Test Equipment With Fault Playback

...Relay Test Kit MCRT40 Main Functions 1) With 4 Phase voltage & 3 Phase current output, can test various of protection relay 2) 4th phase voltage Ux is multifunction voltage and can be set as 4 kinds of 3U0 o...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

Verified Supplier

Add to cart
Relay Comprehensive Parameter Test System IEC 61850 Multi-Channel Relay Test Bench

... testing needs of relays. It not only meets the performance verification of traditional electromechanical relays, but also can be adapted to high-voltage DC relay testing in scenarios such as smart grids and...

Guangzhou HongCe Equipment Co., Ltd.
Guangdong,China

Verified Supplier

Add to cart
JS-11A SERIES magnecraft time delay relay electrical device (JS-11A/44) Relay with seat

...relay electrical device (JS-11A/44) Main tech-parameters 1 Delay range and grade delay range: 0.02S～999M. grade:0.01S. P type:0.1S～30S. 2 Delay setting error Temperature 20℃±5℃,under rated voltage,Delay sett...

OUTER ELECTRONIC TECHNOLOGY (HK) LIMITED
Guangdong,China

Verified Supplier

Add to cart
ALP220-EF Low-voltage Earth Fault Relay

...voltage Earth Fault Relay General Acrel ALP220-EF Earth Fault Overcurrent Relay is designed for low-voltage applications (up to 380 V) where it is necessary to monitor the system's ground current and pro...

Jiangsu Acrel Electrical Manufacturing Co., LTD.
Jiangsu,China

Verified Supplier

Add to cart
6A Three Phase Voltage Monitoring Relay for electric motors voltage control relay

..., overvoltage, undervoltage, short circuit, etc. The voltage is too high and the appliances are burned. In today's dramatic increase in home appliances to the countryside and residential electrical appliance...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Phase unbalance Three Phase Voltage Monitoring Relay undervoltage overvoltage monitor relay

... Protection phase sequence protector uses a powerful microprocessor chipthe traditional technology uses AC sampling technology, voltage measurement accuracy of ± 1%, the new technology uses true RMS measurem...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
6A Three Phase Voltage Monitoring Relay for electric motors voltage control relay

..., overvoltage, undervoltage, short circuit, etc. The voltage is too high and the appliances are burned. In today's dramatic increase in home appliances to the countryside and residential electrical appliance...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Phase unbalance Three Phase Voltage Monitoring Relay undervoltage overvoltage monitor relay

... Protection phase sequence protector uses a powerful microprocessor chipthe traditional technology uses AC sampling technology, voltage measurement accuracy of ± 1%, the new technology uses true RMS measurem...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
5V/12V 4 Channel Relay Module/Expansion Board for Arduino(Red Board)

... using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA; 3. the module Operating voltage 12V; 4. the module can be high or low by a jumper setting trigger; 5. fault-toleran...

Oky Newstar Technology Co., Ltd
Guangdong,China

Active Member

Add to cart
Lightweight Four Channel Relay Module For Arduino , Red Board

...Relay Module For Arduino , Red Board Specification: module voltage 5V, 12V, 24V module size 73mm * 50mm * 18.5mm (L * W * H) Current 10A Weight 72g Channel 4 Description * SMD optocoupler isolation, strong d...

Oky Newstar Technology Co., Ltd
Guangdong,China

Active Member

Add to cart
8 Channel Arduino Relay Module DC5V / 12V / 24V With Optocoupler Isolate

... performance; trigger current 5mA * Each channel module can be set high or low triggered by jumper * Fault-tolerant design, even if the control line is broken, the relay will not...

Oky Newstar Technology Co., Ltd
Guangdong,China

Active Member

Add to cart
5V/12V 4 Channel Relay Module/Expansion Board for Arduino(Red Board)

... using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA; 3. the module Operating voltage 12V; 4. the module can be high or low by a jumper setting trigger; 5. fault-toleran...

Oky Newstar Technology Co., Ltd
Guangdong,China

Verified Supplier

Add to cart
Lightweight Four Channel Relay Module For Arduino , Red Board

...Relay Module For Arduino , Red Board Specification: module voltage 5V, 12V, 24V module size 73mm * 50mm * 18.5mm (L * W * H) Current 10A Weight 72g Channel 4 Description * SMD optocoupler isolation, strong d...

Oky Newstar Technology Co., Ltd
Guangdong,China

Verified Supplier

Add to cart
8 Channel Arduino Relay Module DC5V / 12V / 24V With Optocoupler Isolate

... performance; trigger current 5mA * Each channel module can be set high or low triggered by jumper * Fault-tolerant design, even if the control line is broken, the relay will not...

Oky Newstar Technology Co., Ltd
Guangdong,China

Verified Supplier

Add to cart
Pumps Three Phase Voltage Monitoring Relay , JVM-A Phase Detection Relay 460VAC

...Voltage Monitoring Relay , AVM-N Phase Detection Relay 460VAC Phase sequence protector is a multi-function three-phase power system or three-phase power equipment monitoring and protection equipment. The pha...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Phase Loss Protection 3 Phase Sequence Relay , Voltage Protective Relay

...Relay Phase Loss Sequence Relay Voltage Protective Relay ♦ Features -- Compact modular size -- Three-phase monitoring of phase reversal, phase failure -- Powered by the measuring circuit -- 2 C/O contacts --...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Pumps Three Phase Voltage Monitoring Relay , JVM-A Phase Detection Relay 460VAC

...Voltage Monitoring Relay , AVM-N Phase Detection Relay 460VAC Phase sequence protector is a multi-function three-phase power system or three-phase power equipment monitoring and protection equipment. The pha...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart

|< << 9 10 11 12 13 14 15 16 17 >> >|

Inquiry Cart 0

All Categories

Line Voltage Relay

Total 10016 products for line voltage relay Manufacture & Suppliers

Cabinet DC Voltage Monitoring Relay , Adjustable Undervoltage Protection Relays

Relay Helium Test Equipment Compliant With IEC 60255 Electrical Testing Standards

Portable 6 Phase Protective Relay Tester for Power Utilities and Electrical Laboratories with Current and Voltage Signal Testing

120V Protection Relay Test Equipment With Fault Playback

Relay Comprehensive Parameter Test System IEC 61850 Multi-Channel Relay Test Bench

JS-11A SERIES magnecraft time delay relay electrical device (JS-11A/44) Relay with seat

ALP220-EF Low-voltage Earth Fault Relay

6A Three Phase Voltage Monitoring Relay for electric motors voltage control relay

Phase unbalance Three Phase Voltage Monitoring Relay undervoltage overvoltage monitor relay

6A Three Phase Voltage Monitoring Relay for electric motors voltage control relay

Phase unbalance Three Phase Voltage Monitoring Relay undervoltage overvoltage monitor relay

5V/12V 4 Channel Relay Module/Expansion Board for Arduino(Red Board)

Lightweight Four Channel Relay Module For Arduino , Red Board

8 Channel Arduino Relay Module DC5V / 12V / 24V With Optocoupler Isolate

5V/12V 4 Channel Relay Module/Expansion Board for Arduino(Red Board)

Lightweight Four Channel Relay Module For Arduino , Red Board

8 Channel Arduino Relay Module DC5V / 12V / 24V With Optocoupler Isolate

Pumps Three Phase Voltage Monitoring Relay , JVM-A Phase Detection Relay 460VAC

Phase Loss Protection 3 Phase Sequence Relay , Voltage Protective Relay

Pumps Three Phase Voltage Monitoring Relay , JVM-A Phase Detection Relay 460VAC