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4-Channel RS485 Relay Board, Modbus RTU Protocol, 30A High Current 7V~36V, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
Limited time offer, ends 08/15
- Model #: XM728-C7FT-273
- $89.22 –
- Free Shipping
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4-Channel RS485 Relay Board, Modbus RTU Protocol, 30A High Current 7V~36V, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
Limited time offer, ends 08/16
- Model #: C5Z9-Lsy724-302
- $89.22 –
- Free Shipping
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5V 4-Channel Relay Module with Optocoupler Isolation, 4 Way Relay Switch Board Compatible with AVR, 51, PIC Microcontroller Development Projects
- Model #: TECH CABIN - TCH262
- $18.49 –
- Free Shipping
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2 Pack 12V 200 Amp Continuous Duty Relay Switch Car Starter Heavy Duty Split Charge 4 Terminal SPST Relays for Truck Boat Marine
- Compatibility/Fitment: Out-Opening, Narrow Stile, Store Front Doors
- Brand: Meterk
- Part Number: RD-200
- Model #: 091758616654
- $37.99 –
- Free Shipping
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2 Channel Serial Port Relay Module DC 12V PC Computer USB RS232 DB9 RS485 UART Remote Control Switch Board for Smart Home (4)
- Model #: CLAWB0C1GK6Q6Q
- $76.59 –
- More options from $76.59 - $77.99
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Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
Limited time offer, ends 08/15
- Model #: YC7FW0628-482
- $90.87 –
- Free Shipping
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10PCS SLA Power Relay SLA-05V 09 12V 24V 48VDC-SL-A -C 4Pin /5Pin /6Pin 30A T90 SLA-05VDC-SL-A SLA-12VDC-SL-A SLA-24VDC-SL-C (Size : SLA-05VDC-SL-A 4Pin)
Limited time offer, ends 08/15
- Model #: WLC78S.0729.Pallet1734
- $48.37 –
- Free Shipping
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Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
Limited time offer, ends 08/15
- Model #: 124184301415
- $84.99 –
- More options from $84.99 - $90.08
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4 SPDT 10Amp Power Relay Module for Raspberry Pi etc IoT Project, DC24V Version
- Model #: 904957121149
- $43.99 –
- $5.99 Shipping
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Max 300A Continuous Duty Solenoid Relay 4-Terminal Nickel-Plating 12VDC for Golf Carts, Winch, Marine SPST 12 Volt
- Compatibility/Fitment: Out-Opening, Narrow Stile, Store Front Doors
- Brand: Meterk
- Part Number: HR-CDS-12V
- Model #: 974534067051
- $27.99 –
- Free Shipping
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5V 4-Channel Relay Module with Optocoupler Relay 4 Way Relay Module Shield AVR 51 PIC
Limited time offer, ends 08/15
- Model #: C7FW0626-JIA-150
- $12.99 –
- Free Shipping
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5pcs Relay SFK-112DM Air Conditioner Relay Power Relay SFK 112DM 12VDC 20A 250VAC 4pins Relays
Limited time offer, ends 08/15
- Model #: WLC78S.0729.Pallet1692
- $48.41 –
- Free Shipping
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8-CH Relay Module via Ethernet with Digital Input, Adopt Modbus RTU/Modbus TCP Protocol, Supports PoE Power Supply/DC Power Port/Screw Terminal/DC 7~36V Wide Range Power Input
Limited time offer, ends 08/16
- Model #: C745-Lsy715-182
- $89.39 –
- Free Shipping
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8-CH Ethernet Relay Module (B) with Digital Input, Modbus RTU/Modbus TCP Protocol, Support DC 7~36V Wide Range Power Input and PoE Power Supply, with Various Isolation and Protection Circuits
Limited time offer, ends 08/16
- Model #: C5Z9-Lsy724-291
- $119.94 –
- Free Shipping
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8-CH Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits
Limited time offer, ends 08/16
- Model #: C5Z9-Lsy724-293
- $102.66 –
- Free Shipping
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- $133.99 –
- More options from $79.99 - $133.99
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SIEMENS 3RT25161AB00 24VAC Non-Reversing IEC Magnetic Contactor 4P 9A
- Brand: SIEMENS
- Model #: 3RT25161AB00
- $89.99 –
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Global Caché IP2CC-P iTach TCP/IP to Contact Closure Converter with Power Over Ethernet - Connects Relay Devices to a Wired Connection
- Model #: CLOLB002ZV8FVI
- $252.99 –
- Free Shipping
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DC 24V Coil Voltage 10A 3PDT Power Relay w Screw Terminal Socket
Limited time offer, ends 08/15
- Model #: WLC78S.0729.Pallet1683
- $48.45 –
- Free Shipping
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Continuous Duty Solenoid Relay 3 Terminal for Winch, Marine, Golf Cart SPST 12VDC Max 200A Replaces # 1114240, 1114241, 1114538, 97240-X, 70091714, 974-1215-10-16,934-1215-010-16
- Compatibility/Fitment: Out-Opening, Narrow Stile, Store Front Doors
- Brand: Meterk
- Part Number: A5302C
- Model #: 155006921490
- $33.99 –
- Free Shipping
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Potter & Brumfield 48VDC 4PDT General Purpose Relay T84S17D414-48
- Brand: Potter & Brumfield
- Model #: T84S17D414-48
- $28.31 –
- $2.25 Shipping
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2PCS 12V Relay Module With Optocoupler Isolation - High and Low Level Trigger - Red Board (8 Channel)
Limited time offer, ends 08/15
- Model #: Kepler-C72J-0523
- $48.97 –
- Free Shipping
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8 Channel Network Relay Module Remote Control Relay Device Ethernet to RS485 TCP Relay Module
- Model #: 694782986661
- $109.99 –
- $5.99 Shipping
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Phoenix DC Relay Module Compact 24V PLC-RSC-24 DC/21 - Rail-Type
- Model #: A9Y1-0927-31
- $54.90 –
- Free Shipping
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anicorn 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board
Limited time offer, ends 08/15
- Model #: Kepler-C72J-0478
- $48.97 –
- Free Shipping
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EATON XTOM009AC1 Overload Relay, 1NC/1NO, 6 A Min current, 9 A Max current
Limited time offer, ends 08/15
- Model #: Kepler-C72J-1876
- $82.79 –
- Free Shipping
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SIEMENS 3RU21364FB0 Overload Relay,Use w/ Mfr. Series 3RT203
- Brand: SIEMENS
- Model #: 3RU21364FB0
- $146.99 –
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2PCS 24V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Relay Red Board (8 Channel 24 Relay)
Limited time offer, ends 08/15
- Model #: Kepler-C72J-0514
- $48.97 –
- Free Shipping