6,321 products found for 225  

Wholesale Digital Protection Relay

manufacturers & suppliers

Industrial Delay Turn off Digital Protection Electromagnetic Relay with CE

FOB Price: US $ 1.3-2.8 / Piece
Min. Order: 10 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 1
  • Electricity Type: AC DC
  • Number of Pole: 1
  • Size: Miniature

Multifunction External Digital Input Protection Relay

FOB Price: US $ 115.14-120.12 / Piece
Min. Order: 10 Pieces
  • Theory: Overcurrent Relay
  • Usage: Protection Relay
  • Phase: 3
  • Electricity Type: Ac
  • Load: Earth Fault Relay
  • Protective Characteristics: Open Relay

Digital Latching Over Current Protection Phase Reversal Relay with CE

FOB Price: US $ 6.5-9 / Piece
Min. Order: 10 Pieces
  • Theory: Voltage Monitoring Device Relay
  • Usage: Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: High Power Relay

Digital Microprocessor- Based Overcurrent Relay Provides Nondirectional Phase to Phase and Phase to Ground Overcurrent Protection

FOB Price: US $ 115-130 / Piece
Min. Order: 10 Pieces
  • Theory: Thermal Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 3
  • Electricity Type: AC/DC
  • Number of Pole: 8
  • Load: High Power Relay

Al12 Digital Protection Industrial Delay Electromagnetic Relay with CE

FOB Price: US $ 1.3-2.8 / Piece
Min. Order: 10 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 1
  • Electricity Type: AC DC
  • Number of Pole: 1
  • Size: Miniature

Xj11 (XJ3-D) Overvoltage Phase Sequence Protection Relay

FOB Price: US $ 6-7 / Piece
Min. Order: 100 Pieces
  • Type: Timer
  • Usage: Timer Switch, Multifunctional, Time Counter, Industrial, Electromagnetic Counter, Kitchen, Summation Meter, Universal Counter
  • Function: Addition Counter, Reversible Counter, Subtract Counter
  • Theory: Digital
  • Carry Mode: Synchronous Counter
  • Carry Base: Module-n Synchronous Counter
  • China Supplier - Diamond Member

    Suppliers with verified business licenses

    360° Virtual Tour

    Changan Group Co., Ltd.
  • Zhejiang ISO 9001, ISO 14001, OHSAS/ OHSMS 18001

2017 New Model Digital Over Current Relay Protector

FOB Price: US $ 115.14-120.12 / Piece
Min. Order: 10 Pieces
  • Theory: Overcurrent Relay
  • Usage: Protection Relay
  • Phase: 3
  • Electricity Type: Ac
  • Load: Earth Fault Relay
  • Protective Characteristics: Open Relay

XJ11 (XJ3-D) Overvoltage Sequence Protection Relay

FOB Price: US $ 6-7 / Piece
Min. Order: 100 Pieces
  • Type: Timer
  • Usage: Timer Switch, Multifunctional, Time Counter, Industrial, Electromagnetic Counter, Kitchen, Summation Meter, Universal Counter
  • Function: Addition Counter, Reversible Counter, Subtract Counter
  • Theory: Digital
  • Carry Mode: Synchronous Counter
  • Carry Base: Module-n Synchronous Counter
  • China Supplier - Diamond Member

    Suppliers with verified business licenses

    360° Virtual Tour

    Changan Group Co., Ltd.
  • Zhejiang ISO 9001, ISO 14001, OHSAS/ OHSMS 18001

Digital Electric Transformer Protection Relay with Function 87t

FOB Price: US $ 650-2000 / Piece
Min. Order: 1 Piece
  • Theory: Thermal Relay
  • Usage: Transfromer Protection Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 2
  • Load: High Power Relay
  • Changsha Guotong Electrical Technology Co., Ltd.
  • Hunan ISO 9001, ISO 9000

Digital Voltage Protection Relay

FOB Price: US $ 9.00 / Piece
Min. Order: 200 Pieces
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Micro Power Relay
  • Yueqing Lianda. Ele. Co., Ltd.
  • Zhejiang ISO 9001

Digital Transformer HMI Protection Relay

FOB Price: US $ 800-2000 / Piece
Min. Order: 1 Piece
  • Theory: Thermal Relay
  • Usage: Protection Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 2
  • Load: High Power Relay
  • Changsha Guotong Electrical Technology Co., Ltd.
  • Hunan ISO 9001, ISO 9000

China Digital Motor Protection Relay

Min. Order: 10 Pieces
  • Theory: Protective
  • Usage: Protective
  • Protective Characteristics: Sealed Relay
  • Action Principle: Microcomputer Protection
  • Name: China Digital Motor Protection Relay
  • Warranty: 12 Months
  • Zhuhai Wanlida Electrical Automation Co., Ltd.
  • Guangdong ISO 9001, ISO 14001, OHSAS/ OHSMS 18001

Digital Protection Relay for Power Systems

FOB Price: US $ 900 / pc
Min. Order: 1 pc
  • Theory: Numerical Relay
  • Usage: Protection Relay
  • Phase: 3
  • Electricity Type: Dc
  • Number of Pole: 2
  • Load: High Power Relay
  • Changsha Guotong Electrical Technology Co., Ltd.
  • Hunan ISO 9001, ISO 9000

18dBm 80dB Signaltouchtm Series Single Band Digital Ics Home Relay

Min. Order: 1 Piece
  • Type: Wireless Repeater
  • Available Customized Single Band: 2g, 3G, 4G
  • Lower Power Consumption: Max.8W
  • High Gain: 70~85dB
  • Easy Installation: Plug&Play
  • Light Weight: 0.8kgs
  • Fujian Helios Technologies Co., Ltd.
  • Fujian

Protection Relays Used in Substation Invironment Machines

FOB Price: US $ 115.14-120.12 / Piece
Min. Order: 10 Pieces
  • Theory: Overcurrent Relay
  • Usage: Protection Relay
  • Phase: 3
  • Electricity Type: Ac
  • Load: Earth Fault Relay
  • Protective Characteristics: Open Relay

Mikro Earth Leakage Relay

FOB Price: US $ 14.31-18.29 / Piece
Min. Order: 50 Pieces
  • Theory: Current Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: as Your Request
  • Production Capacity: 10000 PCS/Month

Mikro Earth Fault Relay (KER141)

Min. Order: 50 Pieces
  • Theory: Current Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: as Your Request
  • Trademark: KRIPAL or OEM

Earth Leakage Protective Relay (KLR121) Mikro

Min. Order: 50 Pieces
  • Theory: Current Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: as Your Request
  • Trademark: KRIPAL or OEM

(HHD3A-1, 2, A, B, T, H1, H2, H3) Digital Intelligent Motor Protector Relay

Min. Order: 10 Pieces
  • Protection Function: Phase Failure,Overloading,Three-Phase Unbalance
  • Setting Mode: Dial Setting
  • Display Mode: Working State Is Indicated by LED
  • Drop out Class: 0-9
  • Output Contact: Nc Contact
  • Reset Mode: Panel Reset or Outage Reset

Mikro Overcurrent Relay (KCR 153)

FOB Price: US $ 29.8-36.7 / Piece
Min. Order: 50 Pieces
  • Theory: Current Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 1
  • Size: Miniature
  • Type: Electric Parameter Relay

Inverse Time Overcurrent Relay (KCR151) Mikro

FOB Price: US $ 28.3-36.1 / Piece
Min. Order: 50 Pieces
  • Theory: Current Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: as Your Request
  • Trademark: KRIPAL or OEM

Earth Fault Relay (KER152) Mikro

FOB Price: US $ 26.5-30.6 / Piece
Min. Order: 50 Pieces
  • Theory: Current Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: as Your Request
  • Trademark: KRIPAL or OEM

Electronic Motor Voltage Protection Relay (HTHY-43)

FOB Price: US $ 14.62-18.35 / Piece
Min. Order: 100 Pieces
  • Theory: Voltage Relay
  • Phase: 3
  • Electricity Type: Ac
  • Load: High Power Relay
  • Protective Characteristics: Enclosed Rlay
  • Action Principle: Electromagnetic Type
  • Yueqing Aukeman Trading Co., Ltd.
  • Zhejiang

Raixin Jr28-36 Thermal Relay

Min. Order: 50 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Weak Power Relay
  • Yueqing Ruixin Electro-Mechanical Co., Ltd.
  • Zhejiang ISO 9001

Evr-Pd Digital AC Voltage Relay

Min. Order: 20 Pieces
  • Theory: Voltage Relay
  • Usage: Voltage Relay
  • Electricity Type: Ac
  • Size: Miniature
  • Packing: Standard
  • Production Capacity: 10000/PCS
  • Zhejiang Huayang Electric Co., Ltd.
  • Zhejiang ISO 9001

Digital Multifunction Time Relay

FOB Price: US $ 10.00 / Piece
Min. Order: 100 Pieces
  • Type: Timer
  • Usage: Multifunctional
  • Theory: Electronic
  • Packing: Export Carton
  • Standard: CE
  • Production Capacity: 50000PCS/Year
  • Yueqing Lianda. Ele. Co., Ltd.
  • Zhejiang ISO 9001

EOCR-3DM Digital Over-Current Relay

Min. Order: 20 Pieces
  • Theory: Current Relay
  • Usage: Over-Current Relay
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: Standard
  • Production Capacity: 10000/PCS
  • Zhejiang Huayang Electric Co., Ltd.
  • Zhejiang ISO 9001

Raixin Lr2-D1304 Thermal Relay Relay Factory Starter Motor Relay

Min. Order: 50 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Weak Power Relay
  • Yueqing Ruixin Electro-Mechanical Co., Ltd.
  • Zhejiang ISO 9001

EOCR-SSD Digital Over-Current Relay

Min. Order: 20 Pieces
  • Theory: Current Relay
  • Usage: Over-Current Relay
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Packing: Standard
  • Production Capacity: 10000/PCS
  • Zhejiang Huayang Electric Co., Ltd.
  • Zhejiang ISO 9001

Raixin Lr2-D1306 Thermal Relay Power Relay General Relay

Min. Order: 50 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Weak Power Relay
  • Yueqing Ruixin Electro-Mechanical Co., Ltd.
  • Zhejiang ISO 9001
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