3,100+ results for 4channel relay
- 1-10PCS Modbus RTU DC7-24V 4 Channel Relay Control Switch RS485/TTL UART ModuleOpens in a new window or tabBrand NewRM 35.66 to RM 357.02Top-rated sellerTop-rated sellerfairy-beautys666 (908) 99.5%+RM 15.25 postagefrom ChinaFree returns
- 1/2/4/6/8 Arduino Pi Channel Relay Board Module Selectable Low 5V 12V 24VOpens in a new window or tabBrand NewRM 17.07 to RM 44.22Top-rated sellerTop-rated sellergelepinzi (408) 97.6%+RM 7.59 postagefrom China
- GEYA 4 Channel Relay Module 1 SPDT AC/DC 5/12/24V AC230V Interface Relay ModuleOpens in a new window or tabBrand NewRM 93.88 to RM 99.71Top-rated sellerTop-rated sellerWas: RM 98.81 5% offgeya-homegarden (149) 100%Free International Shippingfrom ChinaFree returns
- DC 12V 1/2/4Channel Bluetooth Relay Module APP Control Switch IoT Smart Home NewOpens in a new window or tabBrand NewRM 18.91 to RM 33.13Top-rated sellerTop-rated sellerworldchips (190,422) 99.1%Postage not specifiedfrom ChinaFree returns
- 4 Channel Relay Module Android App Wireless Remote Controller Home Motor LEDOpens in a new window or tabBrand NewRM 97.15Top-rated sellerTop-rated selleruombv579 (144) 98%Free International Shippingfrom China
- AC 220V 4 Channel WiFi Wireless Relay Delay Switch 4-way Control for Smart HomeOpens in a new window or tabBrand NewRM 50.75Top-rated sellerTop-rated sellerWas: RM 55.16 8% offalice1101983 (569,969) 99.5%+RM 16.59 postagefrom China64 sold
- 1/2/4 Channel 3V 3.3V Relay Module Low Level Trigger Relay For ArduinoOpens in a new window or tabBrand NewRM 9.07 to RM 21.04Top-rated sellerTop-rated sellerai_smart (65,930) 99.2%Free International Shippingfrom ChinaFree returns
- Relay Module Shield 1 2 4 6 8 16 Channel Relay Board 10A 5V 12V 24V Relay OutputOpens in a new window or tabBrand NewRM 18.61 to RM 42.97Top-rated sellerTop-rated sellerhomede10 (25,024) 97.9%Free International Shippingfrom China
- 4 Channel Relay Shield Terminal Development Board for Arduino R3 DC 5VOpens in a new window or tabBrand NewRM 21.99Top-rated sellerTop-rated sellermodul_technik (99,944) 99.5%+RM 19.38 postagefrom ChinaFree returns
- 5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8ChannelOpens in a new window or tabBrand NewRM 9.84 to RM 59.04Top-rated sellerTop-rated sellerglsuperiorproduct (1,014) 98.4%+RM 5.22 postagefrom China
- Self-locking Relay 4-channel 5V Toggle Relay Self-locking Low-impulse BistableOpens in a new window or tabBrand NewRM 44.51Top-rated sellerTop-rated sellertopargoshome (41,737) 98.7%+RM 2.90 postagefrom China
- 5V Four 4 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino NEWOpens in a new window or tabBrand NewRM 10.28Top-rated sellerTop-rated sellerWas: RM 11.33 9% offsatisfyelectronics (217,515) 99.5%+RM 4.69 postagefrom ChinaFree returns
- 1-10PCS 4 Channel 3V 3.3V Relay Module for Arduino Raspberry PIC AVR DSP ARMOpens in a new window or tabBrand NewRM 24.18 to RM 193.79Top-rated sellerTop-rated sellermodul_technik (99,944) 99.5%+RM 19.38 postagefrom China31+ sold
- 1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay 3V 3.3VOpens in a new window or tabBrand NewRM 12.85 to RM 22.34Top-rated sellerTop-rated sellermodul_technik (99,944) 99.5%+RM 19.38 postagefrom China
- 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DCAC Interface Relay ModuleOpens in a new window or tabBrand NewRM 66.16 to RM 99.71Top-rated sellerTop-rated sellerWas: RM 69.62 5% offgeya-electrical-us (3,717) 99.1%Free International Shippingfrom ChinaFree returns119+ sold
- Velleman VMA400 4 CHANNEL RELAY MODULEOpens in a new window or tabBrand NewRM 55.78n3tel (6,092) 99.4%+RM 98.29 postagefrom United States
- Wireless WiFi Relay Module AC/DC 7-32V 1/2/4CH Smart APP Remote Control SwitchOpens in a new window or tabBrand NewRM 20.66 to RM 51.75Top-rated sellerTop-rated sellerWas: RM 54.45 5% offopulentelectrical0 (228) 97.9%Free International Shippingfrom China
- 4 Channel Relay Module ESP8266 Chip WiFi Wireless Control Quad Relay Board F NY9Opens in a new window or tabBrand NewRM 51.13nbfyur98 (131) 99.2%Was: RM 55.59 8% off+RM 4.69 postagefrom China
- 3V 3.3V 1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay DelayOpens in a new window or tabBrand NewRM 11.28 to RM 22.61Top-rated sellerTop-rated sellerWas: RM 24.55 8% offalice1101983 (569,969) 99.5%+RM 16.59 postagefrom China
- 4-Channel Relay Shield Module extension board for Raspberry Pi A+/B+/2 B/3BOpens in a new window or tabBrand NewRM 65.73Top-rated sellerTop-rated sellerketech_electronic (4,124) 98.3%+RM 11.94 postagefrom China
- DC 9V 4-Channel Relay Shield 70W Optocoupler Module for Arduino MEGA2560 R3 XBEEOpens in a new window or tabBrand NewRM 28.43Top-rated sellerTop-rated sellerbingospace (1,478) 99.2%+RM 18.91 postagefrom ChinaFree returns
- 1/2/4 Channel 5V-24V Relay Module Board With Optocoupler H/L Level Triger 30AOpens in a new window or tabBrand NewRM 10.00 to RM 22.37Top-rated sellerTop-rated sellerWas: RM 23.55 5% offtop_electronic1980_techwin (1,574) 98.4%+RM 11.52 postagefrom ChinaFree returns
- 1/2/4/8Channel Relay Board Relay Module with Optocoupler High Low 5V 9V 12V 24VOpens in a new window or tabBrand NewRM 4.69 to RM 45.92Top-rated sellerTop-rated sellerdiybox (77,047) 98.8%+RM 13.22 postagefrom China
- 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DCAC Interface Relay ModuleOpens in a new window or tabBrand NewRM 84.64 to RM 84.74Top-rated sellerTop-rated sellergeya-electrical2020 (300) 99.4%Free International Shippingfrom ChinaFree returns
- DC 5V 4 Channel Relay Module Shield Terminal Relay Board for Arduino UNO R3Opens in a new window or tabBrand NewRM 18.86Top-rated sellerTop-rated sellerWas: RM 20.28 7% offmodulefans (115,414) 99.1%+RM 16.59 postagefrom China
- 1X Four channel Relay Shield 5V 4 Channel Relay Shield Module for Arduino UNO R3Opens in a new window or tabBrand NewRM 15.86Top-rated sellerTop-rated sellerjymodule (1,827) 99.2%+RM 17.85 postagefrom China
- New Four channel Relay Shield 5V 4 Channel Relay Shield Module for ArduinoOpens in a new window or tabBrand NewRM 19.38Top-rated sellerTop-rated sellerWas: RM 20.43 5% offczb6721960 (311,163) 99%+RM 9.38 postagefrom China77 sold
- 5V 12V 24V 30A 4 Channel Relay Module Board High And Low Level Relay ModuleOpens in a new window or tabBrand NewRM 51.42Top-rated sellerTop-rated sellerWas: RM 55.87 8% offalice1101983 (569,969) 99.5%+RM 16.59 postagefrom ChinaFree returns
- 5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module Smart HomeOpens in a new window or tabBrand NewRM 56.82Top-rated sellerTop-rated sellerworldchips (190,422) 99.1%Postage not specifiedfrom ChinaFree returns
- 4 Channel Relay Module SMS Call Controller GSM Remote Control Switch SIM800COpens in a new window or tabBrand NewRM 170.56Top-rated sellerTop-rated sellerflyfuntech2014 (16,075) 97.2%Free International Shippingfrom China126 watchers
- YS HIFI 4-Channel Relay Volume Control Board Potentiometer ALPS AC12V-18VOpens in a new window or tabBrand NewRM 284.77leadingtech2015 (3,046) 100%Was: RM 309.50 8% off+RM 23.98 postagefrom China
- 1/2/4 Channel Bluetooth Relay Module APP Control Switch IoT Smart Home DC 5V/12VOpens in a new window or tabBrand NewRM 23.65 to RM 35.50Top-rated sellerTop-rated sellermoduleme (87,998) 99.5%Postage not specifiedfrom ChinaFree returns
- 4 Channel Wireless Relay Module 4DI 4DO 433M RS485 Transmitter Receiver RelayOpens in a new window or tabBrand NewRM 132.69 to RM 133.50Top-rated sellerTop-rated sellerWas: RM 142.03 6% offecolifebestter (2,549) 97.8%+RM 4.69 postagefrom China
- 24V 4 Channel Relay Module With OPTO-Isolated High and Low Level TriggerOpens in a new window or tabBrand NewRM 16.40Top-rated sellerTop-rated sellerWas: RM 17.82 8% offalice1101983 (569,969) 99.5%+RM 16.59 postagefrom China1,096 sold
- 5V 4 Channel Relay Module with Optocoupler Isolation and High/Low Level TriggerOpens in a new window or tabBrand NewRM 23.41Top-rated sellerTop-rated sellerWas: RM 26.02 10% offgalaxyelectronics2015 (37,421) 99.6%+RM 9.00 postagefrom China201 sold
- 4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation G3I1Opens in a new window or tabBrand NewRM 67.25Top-rated sellerTop-rated sellereasybuyou (14,037) 98.8%Free International Shippingfrom China
- 4 Channel 3V/12V Relay Module Board for Arduino Raspberry PIC AVR DSP ARM MSP430Opens in a new window or tabBrand NewRM 16.54 to RM 18.01Top-rated sellerTop-rated sellerworldchips (190,422) 99.1%Postage not specifiedfrom ChinaFree returns
- Smart WiFi Switch Relay Module 1/2/4channel Wireless Remote DC 7-32V/AC85-250VOpens in a new window or tabBrand NewRM 42.39 to RM 84.78Top-rated sellerTop-rated sellertechnicalaim (37,287) 99.2%+RM 17.85 postagefrom China
- 4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay ModuleOpens in a new window or tabBrand NewRM 130.94shop-po-holic (241) 97.9%+RM 97.72 postagefrom United States
- Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 ChannelsOpens in a new window or tabBrand NewRM 17.72 to RM 47.36Top-rated sellerTop-rated sellerglsuperiorproduct (1,014) 98.4%Free International Shippingfrom China
- 5V/9V/12V/24V 1/2/4 Channel Relay + Optocoupler Support High/Low Level TriggerOpens in a new window or tabBrand NewRM 4.69 to RM 26.02Top-rated sellerTop-rated sellerworldchips (190,422) 99.1%Postage not specifiedfrom ChinaFree returns
- Smart WiFi Switch Relay Module 1/2/4channel Wireless Remote DC 7-32V/AC85-250VOpens in a new window or tabBrand NewRM 42.03 to RM 66.06Top-rated sellerTop-rated sellerWas: RM 56.16 7% offmodulefans (115,414) 99.1%+RM 16.59 postagefrom China
- 4-Channel 4 Relay Digital Relay Timer Controller Delay Switch Module K1I9Opens in a new window or tabBrand NewRM 143.45Top-rated sellerTop-rated sellernewteckcity (6,627) 98.9%Free International Shippingfrom China
- 12V 4 Channel Relay Module With Optocoupler High and Low Level TriggerOpens in a new window or tabBrand NewRM 12.70Top-rated sellerTop-rated sellerWas: RM 13.98 9% offsatisfyelectronics (217,515) 99.5%+RM 4.69 postagefrom ChinaFree returns
- 1/4/8 Channel 5/12/24V High/Low Level Trigger Solid State Relay Module AC240V 2AOpens in a new window or tabBrand NewRM 26.72 to RM 120.94Top-rated sellerTop-rated sellerelectricshop60 (2,169) 99.5%+RM 6.26 postagefrom China
- 3V 3.3V 1-channel 2-channel 4-channel Relay Module Low Level Trigger RelayOpens in a new window or tabBrand NewRM 12.85 to RM 22.34Top-rated sellerTop-rated sellersensecore (134,552) 99.6%+RM 19.38 postagefrom China59+ sold
- 5V 1/2/4/6/8/16 Channel Relay Board Module Optocoupler LED for Arduino ARM AVROpens in a new window or tabBrand NewRM 3.69 to RM 51.63Top-rated sellerTop-rated sellersunnylives (54,314) 97.2%+RM 18.31 postagefrom ChinaFree returns
- 24V 4 Channel Relay Module With OPTO-Isolated High and Low Level Trigger NewOpens in a new window or tabBrand NewRM 16.59Top-rated sellerTop-rated sellerx-modules-x (1,617) 98.9%Free International Shippingfrom ChinaFree returns
- 4 Channel 5V Relay Shield Module Expansion Board For Arduino Relay ElectronicOpens in a new window or tabBrand NewRM 18.43Top-rated sellerTop-rated sellerdiybox (77,047) 98.8%Postage not specifiedfrom ChinaFree returns
- 5V12V 24V 1-2-4-8 Channel Relay High Low Level Optocoupler Module for PIOpens in a new window or tabBrand NewRM 9.86 to RM 209.18Top-rated sellerTop-rated sellerhkes-fastener (10,388) 99.2%+RM 9.39 postagefrom China
- 5V 4--Channel Relay Module for Arduino PIC ARM DSP AVR ElectronicOpens in a new window or tabBrand NewRM 10.28Top-rated sellerTop-rated sellerWas: RM 11.42 10% offsurvy2014 (289,809) 99.6%Free International Shippingfrom ChinaFree returns410 sold
- GEYA 12/24V 2/4/6/8/16 Channel Omron Relay Module & Fuse Protect for PLC SPDTOpens in a new window or tabBrand NewRM 69.27 to RM 431.40geya-electrical-de (134) 100%+RM 139.16 postagefrom ChinaFree returns
- 1/2/4/8 Ch 5V 10V USB Relay Programmable Computer Control Relay For Smart HomeOpens in a new window or tabBrand NewRM 29.70 to RM 50.88Top-rated sellerTop-rated sellerWas: RM 35.58 5% offshieldsfans (88,466) 98.9%+RM 14.08 postagefrom China70+ sold
- Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 ChannelsOpens in a new window or tabBrand NewRM 9.76 to RM 30.61Top-rated sellerTop-rated sellergelepinzaa (955) 98.5%+RM 11.28 postagefrom China
- 4 Channel Relay Module USB Drive DC Relay Board Computer Control PLC Bo LLIOpens in a new window or tabBrand NewRM 57.77Top-rated sellerTop-rated sellerWas: RM 61.46 6% offlanyydi.living (434) 98.2%+RM 4.69 postagefrom China
- 5V 12V 24V 30A 4 Channel Relay Module High Low Level Relay Module PLC AutomationOpens in a new window or tabBrand NewRM 55.11Top-rated sellerTop-rated sellermemolines (11,116) 98.4%Postage not specifiedfrom ChinaFree returns
- DC 12V 4-Channel Relay Module Optocoupler For Arduino PIC ARM AVR DSPOpens in a new window or tabBrand NewRM 12.94Top-rated sellerTop-rated sellerWas: RM 14.36 10% offsurvy2014 (289,809) 99.6%Free International Shippingfrom ChinaFree returns56 sold
- WIFI TASMOTA 4 Channel 10 Amps Relay Module ESP8266 Smart Home Alexa GoogleOpens in a new window or tabBrand NewRM 108.76Top-rated sellerTop-rated sellerbugrovs2012 (3,094) 100%+RM 32.94 postagefrom Latvia
- (12V)4 Channel Relay Module 4 Channel Relay Module DC30A AC250V High Low LevelOpens in a new window or tabBrand NewRM 74.76Top-rated sellerTop-rated sellerfashiondress365 (17,337) 97.8%+RM 3.10 postagefrom China
- 4-Channel Relay Shield Module extension board for Raspberry Pi A+/B+/2 B/3B L3USOpens in a new window or tabBrand NewRM 67.82Top-rated sellerTop-rated sellertechwin_us (1,903) 97.7%+RM 11.94 postagefrom China
- DC 5-24V 4 Channel Multifunction Bluetooth-compatible V4.0 BLE Relay RFOpens in a new window or tabBrand NewRM 123.17Top-rated sellerTop-rated selleruafymu (499) 97.3%Free International Shippingfrom China
- Smart WiFi Switch Relay Module 4 Channel Mobile APP Remote Control AC 90-250VOpens in a new window or tabBrand NewRM 85.11Top-rated sellerTop-rated sellerdiybox (77,047) 98.8%+RM 14.17 postagefrom ChinaFree returns
- 4-Channel Optic-Isolated Relay Module H/L Trigger 3.3V-5V Raspberry PIOpens in a new window or tabBrand NewRM 32.18Top-rated sellerTop-rated sellersuperiorbuy2014 (68,977) 99.7%+RM 4.74 postagefrom China104 sold
- 5V 12V 1 2 4 Channel Relay Module Board For Arduino Raspberry Pi ARM AVR DSPOpens in a new window or tabBrand NewRM 9.36 to RM 18.74Top-rated sellerTop-rated sellerhf004au (4,560) 98.7%+RM 3.13 postagefrom China
- 1/2/4Channel Bluetooth Relay Module APP Control Switch IoT Smart Home DC 5V/12VOpens in a new window or tabBrand NewRM 16.97 to RM 31.89Top-rated sellerTop-rated sellerx-modules-x (1,617) 98.9%Free International Shippingfrom ChinaFree returns
- New Listing4-Channel 4 Relay Digital Relay Timer Controller Delay Switch Module S7K1Opens in a new window or tabBrand NewRM 132.93Top-rated sellerTop-rated selleryoyomater (460,787) 98.6%Free International Shippingfrom China
- AC 220V RTU 4 Channel Relay Module Isolation Sensor Control RS485/TTL UARTOpens in a new window or tabBrand NewRM 53.84Top-rated sellerTop-rated sellerWas: RM 58.53 8% offalice1101983 (569,969) 99.5%+RM 16.59 postagefrom China
- 4 Channel Relay Module ESP8266 Chip WiFi Wireless Control Quad Relay Board F LLIOpens in a new window or tabBrand NewRM 52.27Top-rated sellerTop-rated sellerWas: RM 55.59 6% offlanyydi.living (434) 98.2%+RM 4.69 postagefrom China
- DC 5V 4 Channel SSR G3MB-202P Solid State Relay Module For ArduinoOpens in a new window or tabBrand NewRM 26.82Top-rated sellerTop-rated sellerdiybox (77,047) 98.8%Postage not specifiedfrom ChinaFree returns
- 5V 4 Channel SSR Solid State Relay Module With fuse for Arduino uno MEGA2560 R3Opens in a new window or tabBrand NewRM 20.47Top-rated sellerTop-rated sellerworldchips (190,422) 99.1%+RM 15.59 postagefrom ChinaFree returns
- 4 Channel I2C Relay Electromagnetic 3.3V 5.0V Smart Home Assistant ESP8266 ESP32Opens in a new window or tabBrand NewRM 75.59Top-rated sellerTop-rated sellerbugrovs2012 (3,094) 100%+RM 32.94 postagefrom Latvia29 sold
- 4 Channel 5V Relay Module for PIC ARM AVR DSP Arduino MSP430 TTL LogicOpens in a new window or tabBrand NewRM 23.78coolcool_go (23,182) 99.5%Free International Shippingfrom China
- 3V 4 Channel Relay Module Board 4 Way for Arduino Raspberry PIC AVR DSP ARMOpens in a new window or tabBrand NewRM 24.18Top-rated sellerTop-rated sellermodul_technik (99,944) 99.5%+RM 19.38 postagefrom ChinaFree returns
- 4-Channel Relay ModuleOpens in a new window or tabBrand NewRM 88.33zoali91 (270) 100%+RM 70.75 postagefrom United StatesFree returns
- 2pcs 4 Channel DC 5V Relay Module with Optocoupler for UNO R3 MEGA 2560 1280 ...Opens in a new window or tabBrand NewRM 104.07nadavz_581 (269) 99.3%+RM 90.61 postagefrom United StatesFree returns
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