Home Electrical & Electronics Voltage Regulator Wholesale Electrical Protection Relay 2017 Product List
Total 15,724 products from about 582

 Wholesale Electrical Protection Relay

manufacturers & suppliers

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

Combined Overcurrent & Earth Fault Relay Protection Relay for Electrical System

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

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

DC12V 24V 36V 48V Over Under Voltage Electronic Protection Relay

FOB Price: $9.7 - $11.53 / Piece
Min. Order: 50 Pieces
  • Theory: Voltage Relay
  • Usage: Electronic Motor Protective Relay
  • Electricity Type: Dc
  • Number of Pole: 1
  • Load: Micro Power Relay
  • Protective Characteristics: Enclosed Rlay

Protective Relays Thermal Protection Relay for Electrical Systems

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

China PLC Manufacturer 24I/OS Relay/Transistor Type

FOB Price: $90 - $99 / Piece
Min. Order: 1 Piece
  • Task: Program
  • Signal: Continuous
  • Function: Automatic Control, Protection, Monitoring, Measurement
  • Certification: ISO: 9001, CE, FCC
  • Condition: New
  • Customized: Customized

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

Fridge Guard 5A Under Over Voltage Protection Relay

FOB Price: $3.5 - $4.5 / Piece
Min. Order: 500 Pieces
  • Phase: Single Phase
  • Current Type: AC
  • Type: Voltage Guard
  • Rated Voltage: 220V/230V
  • Rated Current: 5/7/13/16AMPS
  • Application: Protect Household

IEC CE and RoHS Approved Thermal Relay

FOB Price: $2.1 - $2.5 / Piece
Min. Order: 100 Pieces
  • Theory: Thermal Relay
  • Usage: Household Appliances Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: High Power Relay

3phase Voltage Relay Phase Sequence Failure Load Protection Relay

FOB Price: $11.56 - $13.62 / Piece
Min. Order: 100 Pieces
  • Theory: Voltage Relay
  • Usage: Communication Relay
  • Phase: 3
  • Electricity Type: Ac
  • Load: Micro Power Relay
  • Protective Characteristics: Enclosed Rlay

a-Ta Series Thermal Overload Relay a-Ta25

FOB Price: US $4.2 / Piece
Min. Order: 5 Pieces
  • Theory: Contactor
  • Usage: Switching
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Switching

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

Precision Plastic Protection Relay Cover

FOB Price: $1200 - $1500 / Set
Min. Order: 1 Set
  • Mold Base: Lkm
  • Cavity Steel: Nak80
  • Standard Parts: Husky
  • Injection Runner: Cold
  • Telorance: +/-0.03mm
  • Fire: Anti

High Quality Thermal Relay (3RU1136)

FOB Price: $1 - $2 / Piece
Min. Order: 100 Pieces
  • Theory: Electromagnetic Relay
  • Usage: Household Appliances Relay, Communication Relay, Lathe Relay, Thermal Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: High Power Relay

Hh52p 8 Pins Protection Relay My2 My2nj

FOB Price: US $5 / Piece
Min. Order: 1 Piece
  • Theory: Electromagnetic Relay
  • Usage: Car Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 1
  • Load: High Power Relay

2017 New Thermal Overload Relay for Electrical Protection

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

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

Ce and RoHS Approved Protective Thermal Overload Relay

FOB Price: $1 - $2 / Piece
Min. Order: 100 Pieces
  • Theory: Thermal Relay
  • Usage: Household Appliances Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: High Power Relay

Multi-Set Contact and Multi Rated Voltage Optional Relay

FOB Price: $11.56 - $12.98 / Piece
Min. Order: 100 Pieces
  • Theory: Contact Expansion
  • Usage: Used in Relay Protection and Auto-Control Systems
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 1
  • Load: Micro Power Relay

a-Ta Series Thermal Overload Relay a-Ta450

FOB Price: US $72 / Piece
Min. Order: 5 Pieces
  • Theory: Thermal Relay
  • Usage: Switching
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Thermal Overload Relay

Under Voltage Failure Phase Sequence Protection Relay with CE

FOB Price: $9 - $12 / Piece
Min. Order: 10 Pieces
  • Theory: Voltage Relay
  • Usage: Communication Relay
  • Phase: Single/3phase
  • Electricity Type: Ac
  • Number of Pole: 3
  • Size: Miniature

Plastic Protection Relay Controller Case

FOB Price: $1200 - $1500 / Set
Min. Order: 1 Set
  • Mold Base: Lkm
  • Cavity Steel: Nak80
  • Standard Parts: Husky
  • Injection Runner: Cold
  • Telorance: +/-0.03mm
  • Fire: Anti

Full Protective Device High Under Voltage Protection Relay

FOB Price: $3.5 - $4.5 / Piece
Min. Order: 500 Pieces
  • Phase: Single Phase
  • Current Type: AC
  • Type: Voltage Guard
  • Rated Voltage: 220V/230V
  • Rated Current: 5/7/13/16AMPS
  • Application: Protect Household

Digital Microprocessor- Based Overcurrent Relay Provides Nondirectional Phase to Phase and ...

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

Cr2 Series IEC Ce and RoHS Approval Thermal Relay

FOB Price: $2 - $2.5 / Piece
Min. Order: 100 Pieces
  • Theory: Thermal Relay
  • Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: High Power Relay

Single DC AC Voltage Under Over Protection Relay

Min. Order: 100 Pieces
  • Theory: Voltage Relay
  • Usage: Communication Relay
  • Phase: 1
  • Electricity Type: AC/DC
  • Number of Pole: 1
  • Load: Micro Power Relay

Intermediate Relay a-N40e

FOB Price: US $4.2 / Piece
Min. Order: 5 Pieces
  • Theory: Thermal Relay
  • Usage: Switching
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Load: Thermal Overload Relay

Single Phase Pump Protection Relay

FOB Price: US $8.5 / Piece
Min. Order: 100 Pieces
  • Theory: Thermal Relay
  • Phase: 1
  • Electricity Type: Ac
  • Number of Pole: 1
  • Protective Characteristics: Enclosed Rlay
  • Action Principle: Electronic Type

Plastic Motor Protection Overload Relay

FOB Price: $1200 - $1500 / Set
Min. Order: 1 Set
  • Mold Base: Lkm
  • Cavity Steel: Nak80
  • Standard Parts: Husky
  • Injection Runner: Cold
  • Telorance: +/-0.03mm
  • Fire: Anti

Jr28 (LR2) Thermal Overload Relay with CE

FOB Price: $3 - $10 / Piece
Min. Order: 10 Pieces
  • Theory: Thermal Relay
  • Usage: Household Appliances Relay
  • Phase: 3
  • Electricity Type: Ac
  • Number of Pole: 3
  • Size: Miniature
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