290,000+ results for relay module
- 1PC 716401 LOCC-BOX-FB 7-6401 24V Isolation Relay ModuleOpens in a new window or tabBrand New$51.79land16880 (716) 99.7%+$7.00 shippingfrom China
- New Allen-Bradley MicroLogix 8 Point Relay Output Module 1762-OW8Opens in a new window or tabBrand New$159.00ccparts-us (36) 97.4%Free shippingfrom ChinaFree returns
- AB 1746-OW8 /A SLC 500 8-Point Relay Output Module NEW SEALED StockOpens in a new window or tabBrand New$142.00ccparts-us (36) 97.4%Free shippingfrom ChinaFree returns
- New Allen Bradley 1769-OW8 CompactLogix Relay Output ModuleOpens in a new window or tabBrand New$175.00$5 off every $500 with couponccparts-us (36) 97.4%Free shippingFree returns
- 1 Channel Power Relay Module 250V/10A 5V Control for ArduinoOpens in a new window or tabBrand New$5.39Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,387) 100%Free returns613 sold
- 1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V USOpens in a new window or tabBrand New$5.89 to $11.29$5 off $50+ with coupondiybox (76,881) 98.9%Free shipping
- 5V-30V Delay Relay Timer Module Trigger Delay Switch Adjustable Relay ModuleOpens in a new window or tabBrand New$5.19Save up to 8% when you buy moreWas: $6.49 20% offgocartgo (3,622) 93.9%Free shippingFree returns
- 3 units! 4 Channel 5V Relay Module 250V 10A Relays for Arduino, Automation & IoTOpens in a new window or tabBrand New4 product ratings - 3 units! 4 Channel 5V Relay Module 250V 10A Relays for Arduino, Automation & IoT$15.75Top Rated Plusallamandi (5,583) 99.3%Free shippingFree returns
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Sponsored | Top selling items from highly rated sellers with free shipping- 8 Channel 5V Relay Module Optocoupler Relay Output 8 way module for ArduinoOpens in a new window or tabBrand New$7.23Extra 5% off with couponWas: $8.50 15% offTop Rated Pluslinuxcafe (2,562) 99.7%+$5.25 shippingFree returnsLast one24 sold
- 1/2/4/8 Channel Relay Board Relay Module Optocoupler High Low 5V 9V 12V 24V USAOpens in a new window or tabBrand New$5.88 to $11.29Save up to 5% when you buy moremodulesworld2022 (2,884) 99.2%Free shipping
- 5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVROpens in a new window or tabBrand New$0.99 to $11.85alice1101983 (569,476) 99.5%+$3.20 shippingfrom ChinaFree returns2,090+ sold
- 5V 1 Channel 250V/10A Relay Module Board Shield For PIC AVR DSP ARM MCU ArduinoOpens in a new window or tabBrand New$4.99Save up to 20% when you buy moreindustrialsino (9) 100%Free shipping
- 12V Digital LED Display Delay Timer Control Switch Automation Relay Module USAOpens in a new window or tabBrand New$7.49 to $8.37Save up to 5% when you buy morex-modules-x (1,509) 99%Free shippingFree returns
- Allen-Bradley 1769-OW16 CompactLogix Relay Output Module 1769OW16Opens in a new window or tabBrand New$265.00benci2022 (43) 96.4%Free shippingfrom ChinaFree returns
- Omron TL-Q5MC1-Z TL-Q5MC2-Z TL-Q5MB1-Z TL-Q5MB2-Z ModuleOpens in a new window or tabBrand New$11.39 to $13.6777dari88 (539) 100%Was: $11.99 5% offFree shippingfrom China
- New Allen-Bradley MicroLogix 8 Point Relay Output Module 1762-OW8 Factory SealedOpens in a new window or tabBrand New$142.00$12 off every $1,200 with couponplcsupplier_22 (11) 100%Free shippingFree returns
- ELK-924 Sensitive Relay Module - Brand newOpens in a new window or tabBrand New$13.95Save up to 15% when you buy morebulverdevoip (156) 100%Free shippingLast one
- 1-channel 2-channel 4-channel Relay Module 3V 3.3V Low Level Trigger Relay USOpens in a new window or tabBrand New$7.99 to $9.59xyz-electronics (1,717) 99.1%Free shipping
- 3V 3.3V 1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay DelayOpens in a new window or tabBrand New$2.38 to $4.77alice1101983 (569,476) 99.5%Was: $2.59 8% off+$3.20 shippingfrom China
- 12V Timing Delay Relay Module Cycle Timer Digital LED Dual Display 0-999 hoursOpens in a new window or tabBrand New$9.59Save up to 5% when you buy moremodulesworld2022 (2,884) 99.2%Free shipping150 sold
- 6-24V Flip Flop Latch Relay Bistable Self-locking Low Pulse Trigger Relay ModuleOpens in a new window or tabBrand New$6.99$5 off $50+ with coupondiybox (76,881) 98.9%Free shipping
- 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM MCU ArduinoOpens in a new window or tabBrand New$0.98digital-factory (1,257) 99.9%Free shippingfrom ChinaFree returns187 sold
- 5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APPOpens in a new window or tabBrand New$4.83 to $7.02digital-factory (1,257) 99.9%Free shippingfrom ChinaFree returns
- 2-Channel 30A Relay Board Module 12V, Output NO/NC 120V, 220V, 277VOpens in a new window or tabBrand New$8.975y6 (1,710) 98.5%Free shipping
- ESP8266 Relay Module Smart Home Phone Remote Control Switch APP ESP-01S 5V WiFiOpens in a new window or tabBrand New$4.49ameribox (158,641) 98%Free shipping152 sold
- Remote Control Wireless WiFi Switch Relay Module 1/2/4CH DC7-32V/AC85-250V USOpens in a new window or tabBrand New$11.41 to $18.10Save up to 12% when you buy morecowramill (5,158) 98.5%Free shipping
- DC5V/9V/12V/24V 1Channel Optocoupler Relay Module Support High Low Trigger USOpens in a new window or tabBrand New$7.20Save up to 5% when you buy moreWas: $7.83 8% offworldchips (190,044) 99.1%Free shippingFree returns
- 2 Channel Dual Relay Module 12VDC, SPDT Contact DC 30V 30A or AC 250V Board 12VOpens in a new window or tabBrand New$8.99Save up to 20% when you buy more5y6 (1,710) 98.5%Free shipping
- AB 1769-OW16 CompactLogix Relay Output Module New Factory Sealed 1769OW16Opens in a new window or tabBrand New$240.00ic2022 (50) 100%Free shippingFree returns
- 5-30V 2-Channel 4-Way Relay Module for DC Motor Loads Large Current Solar SystemOpens in a new window or tabBrand New$34.99colorfulemall (4,310) 99.6%Was: $39.99 13% offFree shippingFree returns4 watchers
- National Instruments NI 9485 cDAQ Relay Output Module, 8 Channel SSROpens in a new window or tabPre-Owned$260.00wanghaomin (64) 98.5%Free shippingfrom China
- Omron D4C-1201 D4C-1202 D4C-1203 D4C-1220 D4C-1224 D4C-1227-P ModuleOpens in a new window or tabBrand New$15.19 to $29.6377dari88 (539) 100%Was: $15.99 5% offFree shippingfrom China
- 1pcs 1 2 4 8 Channel 5V 12V 24V Relay Module Board High and Low Level TriggerOpens in a new window or tabBrand New$3.74 to $9.52ecbuying (1,277) 99.6%+$2.99 shippingfrom China
- US Ship 5V Relay Module High Triggered w/ LED For Arduino PIC AVR DSP ARM MCUOpens in a new window or tabBrand New$1.99 to $4.99Extra 10% offzyltech (15,861) 100%+$2.90 shipping
- 10PCS 6-24V Flip-Flop Latch Relay Bistable Self-Locking Low Pulse Trigger ModuleOpens in a new window or tabBrand New$19.99$5 off $50+ with coupondiybox (76,881) 98.9%Free shipping
- AEDIKO 4pcs Relay Module DC 12V Relay Board 1 Channel with Optocoupler IsolationOpens in a new window or tabBrand New$10.62Save up to 6% when you buy moremamulrade_0 (199) 99.5%Free shipping23 sold
- 1-10PCS SSR-25DA Solid State Relay Module 25A DC3-32V Input AC24-380V Output USAOpens in a new window or tabBrand New$1.83 to $46.91Save up to 5% when you buy moreWas: $2.99 8% offworldchips (190,044) 99.1%Free shippingFree returns
- Adjustable Cycle Timer Delay On/Off Switch Relay Module (DC12V 0-24hr)Opens in a new window or tabBrand New$9.83Save up to 11% when you buy moreWas: $10.46 6% offnicedeal_123 (2,017) 99.4%Free shippingFree returns
- Fuji IGBT Power Module 2MBI300UC-120Opens in a new window or tabPre-Owned$24.95Top Rated Pluscncsalvage11 (4,438) 100%+$14.18 shippingFree returns
- IC693MDL940 GE FANUC PLC Module Output Relay 2A 16 PT 1PCSOpens in a new window or tabPre-Owned$206.27inrobots_cncparts (29) 96.7%+$55.00 shippingfrom China
- 2pcs 12V 30A Automotive 10s Time Delay Relay Module SPDT Relays Switch Glow PlugOpens in a new window or tabBrand New$20.79Save up to 10% when you buy moreTop Rated PlusFree shippinginiteq (8,117) 99.2%Free returns182 sold
- 2 Channel SSR Solid State Relay Module For Arduino 5V 2A Low LevelOpens in a new window or tabBrand New$3.68Extra 5% off with couponWas: $4.33 15% offTop Rated Pluslinuxcafe (2,562) 99.7%+$5.25 shippingFree returns
- 8 Channel 5V DC Relay Module Solid State Low Level SSR AVR DSP For ArduinoOpens in a new window or tabBrand New$12.40Extra 5% off with couponWas: $14.59 15% offTop Rated Pluslinuxcafe (2,562) 99.7%+$5.35 shippingFree returns
- Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 ChannelsOpens in a new window or tabBrand New$3.72 to $9.94glsuperiorproduct (941) 98.3%Free shippingfrom China
- ESP8266 ESP-01S 5V WiFi Relay Module Smart Home Phone Remote Control Switch APPOpens in a new window or tabBrand New$4.63Extra 5% off with couponWas: $4.87 5% offTop Rated Pluseelectronicparts (24,394) 99.6%+$5.35 shippingFree returns32 sold
- SainSmart 8-channel relay module board 5V for Arduino PIC AVR MCU DSP 15-20mAOpens in a new window or tabBrand New$12.99nicheone (69,883) 99.7%Free shipping15 sold
- 6-30V Relay Module Switch Trigger Time Delay Circuit Timer Cycle AdjustableOpens in a new window or tabBrand New$4.47glsuperiorproduct (941) 98.3%+$1.98 shippingfrom China81 sold
- US SHIP 5pcs DC 12V Delay Relay Shield NE555 Timer Switch Adjustable ModuleOpens in a new window or tabBrand New$10.95greatgoodshop (78,049) 98.8%Free shipping1,932 sold
- 4 Channel 5V DC Relay Module Solid State Low Level SSR G3MB-202P 2A for ArduinoOpens in a new window or tabBrand New$6.87Extra 5% off with couponWas: $8.08 15% offTop Rated Pluslinuxcafe (2,562) 99.7%+$5.25 shippingFree returnsAlmost gone28 sold
- 12V Relay Module With optocoupler for PIC AVR DSP ARM Arduino 1/2/4/8/16 ChannelOpens in a new window or tabBrand New$2.99 to $11.94xyz-electronics (1,717) 99.1%+$2.99 shipping
- DC 12V 24V AC 110V 220V Digital LCD Programmable Clock Timer Time Relay SwitchOpens in a new window or tabBrand New$7.15 to $7.40Top Rated Plushello_alian (29,611) 99.5%+$2.45 shippingfrom ChinaFree returns787+ sold
- 4pcs 5V Dual Channel 2 Relay Module Arduino Relays Switch 110V 115V 120V 220V USOpens in a new window or tabBrand New$14.99Save up to 10% when you buy moreTop Rated PlusFree shippinginiteq (8,117) 99.2%Free returns81 sold
- DC12V Car Time Delay Relay Module Trigger Delay On/Off Delay Switch ModuleOpens in a new window or tabBrand New$4.69xyz-electronics (1,717) 99.1%Was: $4.99 6% off+$2.99 shipping
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module BoardOpens in a new window or tabBrand New$6.8222newcentury (317,233) 99%Free shippingfrom China31 sold
- 1/2/4/6/8 Arduino Pi Channel Relay Board Module Selectable Low 5V 12V 24VOpens in a new window or tabBrand New$3.58 to $9.28gelepinzi (375) 96.9%+$1.59 shippingfrom China
- 5V/12V/24V Relay Module Shield for Arduino Meage 2560 1280 ARM PIC AVR DSPOpens in a new window or tabBrand New$0.99 to $1.59alice1101983 (569,476) 99.5%+$3.20 shippingfrom ChinaFree returns
- 12VDC 40/30A Relay AT75769 V23134-A4052-X543 for John DeereOpens in a new window or tabBrand New$8.99czm1985101 (3,493) 98.1%Free shipping
- 12V Timing Delay Relay Module Cycle Timer Digital LED Dual Display 0-999hours USOpens in a new window or tabBrand New$9.21$5 off $50+ with couponWas: $9.69 5% offdiybox (76,881) 98.9%Free shipping
- Eight / 8 Channel 5V OMRON High Level Trigger Solid State Relay Module ArduinoOpens in a new window or tabBrand New$19.99maker_usa (21,918) 98.8%Free shipping
- NE555 Delay Module shield Timer Switch DC 12V Adjustable 0 to 10 SecondOpens in a new window or tabBrand New$0.72digital-factory (1,257) 99.9%Free shippingfrom ChinaFree returns83 sold
- 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DCAC Interface Relay ModuleOpens in a new window or tabBrand New$12.29 to $21.04geya-electrical-us (3,652) 99.2%Was: $22.15 5% offFree shippingfrom ChinaFree returns
- 2-Channel 30A Relay Board Module 12V, Two Circuits SPDT DC 30V, AC 250VOpens in a new window or tabBrand New$8.955y6 (1,710) 98.5%Free shipping
- DC12V Automation Delay Multifunction Self-lock Relay Cycle Timer Module PLC USAOpens in a new window or tabBrand New$7.35Save up to 5% when you buy moreWas: $7.99 8% offworldchips (190,044) 99.1%Free shippingFree returns
- 1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V USOpens in a new window or tabBrand New$5.89 to $11.29xyz-electronics (1,717) 99.1%Free shipping
- ALARM SAF RBK-124 Low Power Relay ModuleOpens in a new window or tabBrand New$14.953j3z (3,134) 98.5%+$5.75 shipping
- 4-Channel Relay ModuleOpens in a new window or tabBrand New$18.76zoali91 (240) 99.6%Free shippingFree returns
- 10pcs DC 12V Delay Relay Shield NE555 Timer Switch Adjustable ModuleOpens in a new window or tabBrand New$14.48Save up to 10% when you buy moreTop Rated PlusFree shippingelink2018 (15,168) 99%Free returnsAlmost gone15 sold
- Single Channel Bluetooth Relay Module Control APP Switch IoT Smart Home 5V/12VOpens in a new window or tabBrand New$5.31supermall9527 (18,056) 99.4%+$2.77 shippingfrom ChinaFree returns
- 5PCS 12V 1 Channel Latching Relay Module with Touch Bistable Switch MCU ControlOpens in a new window or tabBrand New$12.33diymoudle-studio (316) 100%Was: $12.98 5% off+$3.40 shippingfrom ChinaFree returns
- KY-019 5V One Channel 1 CH Relay Module Board Shield PIC AVR DSP ARM for ArduinoOpens in a new window or tabBrand New$1.03digital-factory (1,257) 99.9%Free shippingfrom ChinaFree returns
- 5V/12V 2CH Bluetooth Relay Module Smart Home Mobile APP Remote Control SwitchOpens in a new window or tabBrand New$6.45 to $7.09Top Rated PlusWas: $6.79 5% offtechwin_us (1,865) 97.6%+$3.59 shippingfrom ChinaFree returns
- 1/2/4 CH 7-32V WiFi Relay Switch Module APP Wireless Remote Control Smart HomeOpens in a new window or tabBrand New$7.59 to $16.33opulentelectrical0 (203) 98.1%Was: $7.99 5% off+$3.00 shippingfrom ChinaFree returns
- AC110-220V Digital LED Dual Display Cycle Timing Delay Timer Relay Module USOpens in a new window or tabBrand New$10.59xyz-electronics (1,717) 99.1%Free shipping50 sold
- Car Relay 12V 24V 40A 4Pin 5Pin Waterproof Automotive Relay JD1912 JD1914 ModuleOpens in a new window or tabBrand New$8.61 to $8.90Save up to 10% when you buy moreWas: $9.28 5% offsunnylives (54,245) 97%Free shipping
- RMJS-5R-DV-B PowPak Relay ModuleOpens in a new window or tabBrand New$99.99Save up to 15% when you buy moreurbandigitalsolutions (179) 100%Free shipping
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