Home Electrical & Electronics Voltage Regulator Wholesale Power Protection Relay 2017 Product List
Total 19,619 products from about 784

 Wholesale Power Protection Relay

manufacturers & suppliers

Power System Overcurrent Protection Relay

FOB Price: $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

60.13 10A 24 Volt DC 11pins Power Protection Electronic Relay

FOB Price: US $0.8 / Piece
Min. Order: 10 Pieces
  • Load: Micro Power Relay
  • Protective Characteristics: Sealed Relay
  • Action Principle: Electronic Type
  • Size: Miniature
  • Type: Electric Parameter Relay
  • Product Name: 60.13 Electrimagnetic Relay

Overcurrent Relays Are Used for Phase and Ground Overcurrent Protection in Utility, ...

FOB Price: $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

Overcurrent Protection Protects Electrical Power Systems Against Excessive Currents Relay

FOB Price: $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

Reactive Power Compensation Controller Relay Rpcf

FOB Price: US $47.5 / Piece
Min. Order: 5 Pieces
  • Task: Adjust
  • Structure: Closed-Loop
  • Mathematical Model: Linear
  • Function: Protection
  • Certification: CCC, ISO: 9001
  • Condition: New

Zhrv5-03~12 Phase Sequence, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Test-630 Six Phase Universal Protection Device Relay Test Kit

FOB Price: $3000 - $6500 / Piece
Min. Order: 1 Piece
  • Theory: Electromagnetic Relay
  • Usage: Universal Protection Device Relay Test Kit
  • Phase: Six
  • Electricity Type: Vacuum
  • Load: Medium Power Relay
  • Protective Characteristics: Enclosed Rlay

Zhrv1-08, 14 Phase Sequence, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Bhq-S-C Electric Motor Protection Relay

FOB Price: US $1 / Piece
Min. Order: 1 Piece
  • Theory: Solid State Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Micro Power Relay

AC 50/60Hz 13A Thermal Overload Relay with CB, Ce, S Approvals

FOB Price: $2.1 - $3.3 / Piece
Min. Order: 10 Pieces
  • Theory: Thermal Relay
  • Usage: Overload Protection
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Medium Power Relay

Zhrv2-45 Phase Sequence, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Al12 Digital Protection Industrial Delay Electromagnetic Relay with CE

FOB Price: $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

Lrd Series Thermal Overload Relay Protection Relay Electromechanical Relay

FOB Price: $1.5 - $2 / Piece
Min. Order: 1 Piece
  • Theory: Thermal Relay
  • Usage: Household Appliances Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 1
  • Load: Weak Power Relay

Refrigerator & Air Conditioner Secop Compressor Protector Jl7 Danfoss Start Relay 117u6000

FOB Price: $0.37 - $0.6 / Piece
Min. Order: 300 Pieces
  • Theory: Thermal Relay
  • Usage: Household Appliances Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Industrial Delay Turn off Digital Protection Electromagnetic Relay with CE

FOB Price: $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

0.1-25A 3phase Plug-in Type Thermal Overload Relay

FOB Price: $2.3 - $3.5 / Piece
Min. Order: 10 Pieces
  • Theory: Thermal Relay
  • Usage: Overload Protection
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Medium Power Relay

Test-750 Single Phase Microcomputor Protection Relay Test Set

FOB Price: $3000 - $6500 / Piece
Min. Order: 1 Piece
  • Theory: Electromagnetic Relay
  • Usage: Single Phase Microcomputor Protection Relay Test S
  • Phase: 1
  • Electricity Type: Vacuum
  • Load: Medium Power Relay
  • Protective Characteristics: Enclosed Rlay

Test-330 Three Phase Relay Protection Microcomputer Test System

FOB Price: $3000 - $6500 / Piece
Min. Order: 1 Piece
  • Theory: Electromagnetic Relay
  • Usage: Relay Protection Microcomputer Test System
  • Phase: 3
  • Electricity Type: Vacuum
  • Load: Medium Power Relay
  • Protective Characteristics: Enclosed Rlay

IEC Ce and RoHS Approvals 0.1~630A Thermal Overload Relay

FOB Price: $53 - $60 / Piece
Min. Order: 60 Pieces
  • Theory: Thermal Relay
  • Usage: Overload and Phase Failure Protection
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Medium Power Relay

Electric Solid State Relay, Auto Protection Relay

Min. Order: 200 Pieces
  • Theory: Solid State Relay
  • Load: Medium Power Relay
  • Protective Characteristics: Sealed Relay
  • Size: Miniature
  • Type: AC&DC
  • Model: Zg3n Series

Bhq-S-J Motor Protection Relay

FOB Price: US $1 / Piece
Min. Order: 1 Piece
  • Theory: Solid State Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Micro Power Relay

Zhrv2-10, 04 Phase Sequence, Over-Voltage & Under-Voltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Zhrv3 Phase, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

LCD Display Zhrv2-S Phase Sequence, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

Zhrv5-01, 02 Phase Sequence, Overvoltage & Undervoltage Protection Relay

FOB Price: $1 - $10 / Piece
Min. Order: 1 Piece
  • Theory: Voltage Relay
  • Usage: Household Appliances Relay, Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 4
  • Load: Medium Power Relay

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., ...
  • Hunan
  • ISO 9001, ISO 9000
  • Contact Supplier

Power Transformer Protection Relay in Substation Plant

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

Three Phase Sequence Over-Voltage and Under-Voltage Protection Relay

FOB Price: $10.94 - $13.62 / Piece
Min. Order: 100 Pieces
  • Theory: Voltage Relay
  • Usage: Communication Relay
  • Phase: 1
  • Electricity Type: Ac
  • Load: Micro Power Relay
  • Protective Characteristics: Enclosed Rlay

Raixin Lr2-D13X6 Thermal Relay Protection Relays

Min. Order: 50 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Weak Power Relay

Jkl Jkl5CF Series Steel Case Intelligent Reactive Power Autocompensation Controller Relay ...

FOB Price: US $1 / Piece
Min. Order: 1 Piece
  • Task: Program
  • Structure: Combination
  • Signal: Continuous
  • Function: Automatic Control, Protection, Monitoring, Measurement
  • Certification: CCC, ISO: 9001, CE
  • Condition: New
Show: 10 | 30 | 50
1 2 3 4 5 6 7 8 ... 654