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Protection Relay Factory
28,714
products found
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Aoasis Afk-04 High Quality Electronic Voltage
Protection
Relays
380V Phase Failure
Relay
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afkm-05f 380VAC 50/60Hz Three Phase Electronic Voltage
Protection
Relay
US$ 7-7.46
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afkm-05f 3 Phase
Protection
Relay
0.2s-10s 220/380V AC Voltage Monitoring
Relay
US$ 4.99-7
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
PR 240 3 Phase Motor
Protection
Relay
for Overload Thermal Phase Loss Current
Protection
US$ 60-150
/ Piece
1 Piece
(Min. Order)
Start Order
Chongqing Blue Jay Technology Co., Ltd
Aoasis Afk-04 380VAC Phase Sequence and Phase Failure
Protection
Relays
Voltage Control
Relay
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Smrd-50ep 5-50A Electronic Overload Over Current
Protection
Relay
Equipped with Contactor
US$ 5.2-5.5
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afkd-01 Electronic Voltage
Protection
Relay
Digital Phase
Protection
Relays
US$ 11.5-13
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Programmable LED Indicator Bus Tie
Protection
Relay
with Standby Power Automatic Switch
US$ 760
/ Piece
1 Piece
(Min. Order)
Start Order
Acrel E-Business (Shanghai) Co., Ltd.
Video
3 Phase Motor
Protection
Relay
with RS485 Profinet
US$ 215.4-646.2
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Acrel Microgrid Institute Co., Ltd
Aoasis Aocr-Ds 0.5-6A 24V-240V Ultra-Slim Motor
Protection
Relay
US$ 7.2-8
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afk-04 Three Phase Failure
Relay
50/60Hz 380V AC
Protection
Relay
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
SCDA-M08 Series Safety
Relay
Module,8 Channels Safety Input,OSSD ,PNP
US$ 100-130
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Tongchuang Mechatronics Co., Ltd.
Video
Low Price 55~70A 63~80A
Protection
Overload Magnetic Latching Control Contactor Thermal
Relay
US$ 2.46-2.53
/ Piece
100 Pieces
(Min. Order)
Start Order
Changcheng Electrical Group Zhejiang Technology Co., Ltd.
S1eme Ns Original Siemens Simatic S7-200 PLC CPU Sr60 AC/DC/
Relay
6es7288-1sr60-0AA0
US$ 180-200
/ Piece
1 Piece
(Min. Order)
Start Order
Shanghai Mirun Automation Technology Co., Ltd.
Areva Overload Underload Intelligent
Relays
Motor
Relay
Single Phase with Leakage
Protection
US$ 100-180
/ Piece
1 Piece
(Min. Order)
Start Order
Chongqing Blue Jay Technology Co., Ltd
Video
Geya Safe-Estop
Factory
Direct Manufacturer DC 24 V +/- 10 % Durable High-Quality 220V Prices Protective Safety
Relays
US$ 106-136
/ Piece
10 Pieces
(Min. Order)
Start Order
Zhejiang Geya Electrical Co., Ltd.
Aoasis Agk-03 50/60Hz Voltage
Protection
Relay
Prevent Voltage Imbalance in Industrial Field
US$ 4.8-7.5
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Missing Phase
Protection
Device
Relay
US$ 215.4-646.2
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Acrel Microgrid Institute Co., Ltd
Aoasis Afkv-03 Fkv-03 Phase Monitoring
Relay
IP20 220/380V AC
Protection
Relay
Price
US$ 4.99-7
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afkm-05f 0.2s-10s 380V AC 3 Phase
Protection
Relay
US$ 4.99-7
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
3 Phase Digital Motor
Protection
Relay
US$ 215.4-646.2
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Acrel Microgrid Institute Co., Ltd
Aoasis Afkd-01/01f Electronic Voltage Digital
Protection
Relays
Used for Phase Sequence Failure
US$ 11.5-13
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Afk-04 3 Phase Sequence Failure
Protection
Relay
Phase
Protection
Relay
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Good Quality Aoasis Afkm-05f Phase (Motor)
Protection
Relay
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
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