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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 01/13
- Model #: 124184301415
- $90.88 –
- More options from $90.88 - $91.99
- Free Shipping
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Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
Limited time offer, ends 01/13
- Model #: 964748041544
- $85.99 –
- More options from $85.99 - $90.99
- Free Shipping
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2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger
- Model #: XSW-1207
- $20.99 –
- Free Shipping
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2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger
- Model #: XSW-1228
- $20.99 –
- Free Shipping
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DC6-40V Integrated Voltmeter Undervoltage/Overvoltage Protection Switch Relay Module Timing Charge/Discharge Communication
- Model #: VFR-804
- $18.49 –
- Free Shipping
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FOR Switch Quantity Wireless Transmission Module Remote Control Relay Output Water Pump Float Control LR121 LR202
- Model #: 6957133201696
- $155.49 –
- Free Shipping
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FOR Switch Wireless Transmission Module 4-way Io Cont Relay Remote Water Pump Float Pair Transmission Switch Lr404
- Model #: 6957133201641
- $153.99 –
- Free Shipping
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FOR DC current module XJ-S22 isolation sampling upper and lower limit delay adjustable relay output
- Model #: 6957133198576
- $96.76 –
- Free Shipping
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XH-M452 Temperature Humidity Control Module High Precision Dual Output DC 12V 10A Automatic Constant Temperature(Relay)
- Model #: VFR-678
- $19.59 –
- Free Shipping
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FOR H7CX-A11-N 100-240V AC 50/60Hz Count Relay Digital Display Counter
- Model #: 6957133249346
- $154.56 –
- Free Shipping
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Industrial Grade ESP32-S3 6CH WiFi Relay Module Supports WiFi/Bluetooth/RS485/ Interface Relay-AB01
- Model #: bqai-1065
- $41.86 –
- Free Shipping
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2 Channel Support Modbus TCP Protocol Dc 5V Relay Module, 3.2 X 2 X 1.2Inch Network Relay, TCP Client and Udp Mode for Smart Home MultiClient Use
Limited time offer, ends 01/13
- Model #: 9111096997035
- $64.99 –
- More options from $64.99 - $66.99
- Free Shipping
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Tuya Smart WiFi Switch Relay Module+With RF Remote 2 CH AC/DC 7-32V RF/APP Remote Control Smart Home for Alexa-AB01
- Model #: bqai-774
- $24.07 –
- Free Shipping
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Tuya Smart WiFi Switch Relay Module 2 CH AC/DC 7-32V RF/APP Wireless Remote Control Smart Home for Alexa Home-AB01
- Model #: bqai-658
- $22.11 –
- Free Shipping
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Altronix RB5 Relay - 6-12VDC @5A DPDT
- Model #: RB5
- $14.83 –
- More options from $13.99
- Free Shipping
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- $14.20 –
- Free Shipping
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LED Delay Timer Control Switch Board Adjustable 12V Relay Module Cycle Triggered Delay Power Outage for Motor Light Strip
- Model #: VFR-639
- $26.59 –
- Free Shipping
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Time Relay RE22R2KMR Power Supply Voltage 24-240VAC Contact Type 2NO+2NC For Schneider
- Model #: qq-65
- $136.27 –
- Free Shipping
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GSM Gate Gate Door Opener Relay Switch Mobile Phone Door Remote Controller Free Call 850/900/1800/1900MHz
- Model #: BOXJA-847
- $26.80 –
- Free Shipping
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ATP-Power Relay Board Expansion Module with Dual Cooling Fan Auto Color Changing LED for A+ 3A+ B+ 2B 3B 3B+ 4B
- Model #: y-2744
- $21.56 –
- Free Shipping
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LED Delay Timer Control Switch Board Adjustable 5V Relay Module Cycle Triggered Delay Power Outage for Motor Light Strip
- Model #: VFR-684
- $22.62 –
- Free Shipping
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LED Delay Timer Control Switch Board Adjustable 24V Relay Module Cycle Triggered Delay Power Outage for Motor Light Strip
- Model #: VFR-658
- $30.63 –
- Free Shipping
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FOR RJ45 RS232/485 Remote Control TCP/RTU Protocol Network Relay Control Module
- Model #: 6957133199733
- $120.90 –
- Free Shipping
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FOR 1pcs for Refrigerator fittings Refrigerator zer PTC starter thermal protector relay Protector R600
- Model #: w-1789
- $12.29 –
- Free Shipping
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FOR MPY-S-112-A 4-pin 12V 25A air conditioning water heater main board washing machine universal relay
- Model #: w-1730
- $17.29 –
- Free Shipping
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For Pilz PNOZ mi1p 773400 Safety Relay Module
- Model #: CCOOC-0042152
- $319.34 –
- More options from $319.00
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For Pilz PNOZ mc3p 773732 Safety Relay Module
- Model #: ccooc-0043596
- $352.73 –
- More options from $352.00
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FOR Broadcast grade SDI with input, four outputs, and split, 4 SD/HD/3G-SDI splitter, signal relay NS-S14
- Model #: 6957133200217
- $133.03 –
- Free Shipping
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FOR 1096429 MACX-TR-1T-MUL MACX TIMER (Replace:2866161)Timer Relay With NFC
- Model #: 6957133249292
- $151.32 –
- Free Shipping
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- $12.79 –
- Free Shipping
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XY-DT01 Auto Constant Temperature Controller 12V 24V NTC 10K Probe Sensor DIN Rail Thermostat 30A Relay Output Support DS18B20
- Model #: hmk-084
- $11.99 –
- Free Shipping
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FOR 2964364 DEK-OE-24DC/5DC/100KHZ-G Solid-state Relay Module
- Model #: 6957133248110
- $114.06 –
- Free Shipping
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- $51.25 –
- $7.85 Shipping
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For Pilz 777512 PNOZ XV3P 3/24VDC Safety Relay Module
- Model #: CCOOC-0042143
- $269.81 –
- More options from $269.00
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5PCS Relay SRD-03VDC-SL-C SRD-05VDC-SL-C SRD-24VDC-SL-C SRD-12VDC-SL-C 3V 5V 6V 9V 12V 24V 48V 10A 250VAC 5PIN Relays Relais(48VDC SRD-48VDC-SL-C)
- Model #: 2512ADD8C485
- $35.44 –
- Free Shipping
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RunLessWire Self-Powered Wireless Light Switch & Receiver Kit, No Wires, Batteries or WiFi Needed for DIY Home Electrical Projects, 1 Remote Switch & 1 5amp Relay - White
- Model #: GODSB087V5F1TG
- $270.99 –
- Free Shipping