85,000+ results for 2 relay module
- 2-Channel 4-Way Relay Module for DC Motor Large Current Solar DC 5-30V System SJOpens in a new window or tabBrand New$19.99Was: $29.9933% offor Best Offer+$9.99 deliveryfrom Chinaszmwkj (16,763) 99.6%
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- 1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24VOpens in a new window or tabBrand New$5.89 to $11.29Buy It NowFree delivery$5 off $49+ with coupondiybox (79,326) 99.3%
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- New Listing2 Channel Relay Module 1 SPDT DIN Rail Mount 24V DCAC Interface Relay ModuleOpens in a new window or tabBrand New$15.99Buy It NowFree deliveryFree returnssimplybuysolar (96) 100%
Picked For You
Top selling items from trusted sellers | Sponsored- Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 ChannelsOpens in a new window or tab$3.80glsuperiorproduct (1,968) 99.6%
- 1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24VOpens in a new window or tab$6.99diybox (79,326) 99.3%$5 off $49+ with coupon
- 3units! 2 Channel DC 5V Relay Switch Board Module, for Arduino Rberry Pi PIC ARMOpens in a new window or tab$10.50allamandi (6,958) 99%222 sold
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module 2 PackOpens in a new window or tab$8.4822newcentury (329,109) 99.2%
- 30A Relay Module Optocoupler Isolation High Low Level Trigger Single Power USOpens in a new window or tab$8.47memolines (12,442) 99.1%Save up to 8% when you buy more
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module BoardOpens in a new window or tab$7.3822newcentury (329,109) 99.2%46 sold
- 1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V USOpens in a new window or tab$6.64supermall9527 (21,230) 99.7%Save up to 6% when you buy more
- DC 5V 12V 24V 2-Way Self-Locking Interlock Relay Module Flip-Flop Latch RelayOpens in a new window or tab$8.99diybox (79,326) 99.3%$5 off $49+ with coupon
- DC 5V 12V 24V 2-Way Self-Locking Interlock Relay Module Flip-Flop Latch RelayOpens in a new window or tabBrand New$8.99Buy It NowFree delivery$5 off $49+ with coupondiybox (79,326) 99.3%
- 3units! 2 Channel DC 5V Relay Switch Board Module, for Arduino Rberry Pi PIC ARMOpens in a new window or tabBrand New$10.50Buy It NowFree delivery222 soldallamandi (6,958) 99%
- 5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8ChannelOpens in a new window or tabBrand New$2.98 to $10.99Buy It NowFree deliveryfrom Chinasuperplc-market (59) 98.4%
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- Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 ChannelsOpens in a new window or tabBrand New$3.80 to $10.17Buy It NowFree deliveryfrom Chinaglsuperiorproduct (1,968) 99.6%
- Siemens 3TX7002-1FB02 Coupling Relay Gold-Plated Contacts Wide Voltage Range NewOpens in a new window or tabBrand New$75.00or Best OfferFree deliveryFree returnsSave up to 20% when you buy morezsthatrun (1,686) 100%
- 10PCS/New In Box TIANBO HJR-3FF-S-Z2 Relay Module #ZOpens in a new window or tabBrand New$26.80or Best OfferFree deliveryfrom Chinamssugar-1 (27) 90.9%
- RK2S3X | Rexroth | Relay Board, 4 Indicators, Red LED, 32 Pin Input, UsedOpens in a new window or tabPre-Owned$289.00or Best OfferFree deliveryFree returns4dcontrolsllc (729) 100%
- 1/2/4 Channel Bluetooth Relay Module APP Control Switch IoT Smart Home DC 5V/12VOpens in a new window or tabBrand New$5.03 to $8.05Was: $6.7010% offBuy It Now+$3.89 deliveryfrom ChinaFree returnsworldchips (194,955) 99.5%
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- Cooper Bussmann Power Relay Module 800 series 37702 70 Amp Relay 37702-2AA0022Opens in a new window or tabBrand New$16.09Was: $22.9930% offBuy It Now+$5.51 deliverycowboydave157 (44,984) 99.5%
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module 2 PackOpens in a new window or tabBrand New$7.44Buy It NowFree deliverySave up to 20% when you buy morethe.floridaman (303) 95.2%
From our popular brands
Based on number of views and purchases | Sponsored- GEYAGEYA 5PCS Black UL Slim PLC 12/24V AC/DC Relay module Socket 6.2mm thicknessOpens in a new window or tabBrand New$24.22Free delivery$20 off $100+ with coupon
- GEYAGEYA Auxiliary Relay AC/DC12/24/48/110V AC230V 8/16A Intermediate Module RelayOpens in a new window or tabBrand New$11.09Free delivery$20 off $100+ with coupon
- OmronOMRON ZEN-20C1DT-D-V2 RELAY CONTROLLERS DC 12 ANALOG CPU UNIT PLC MODULE NEWOpens in a new window or tabBrand New$159.83Free delivery
- OmronOMRON LY2N-CR SAFETY RELAY 200/220VAC PLC MODULE NEWOpens in a new window or tabBrand New$42.24Free delivery
- Allen-BradleyAllen Bradley 2085-OW8 Micro850 Output Module Digital 8 Point 12/24VDC Relay 2AOpens in a new window or tabBrand New$109.00Free delivery6% off 3+ with coupon
- uxcellRelay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module 2 PackOpens in a new window or tabBrand New$8.48Free delivery
- uxcellRelay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module BoardOpens in a new window or tabBrand New$7.38Free delivery
- Allen-BradleyNew Allen Bradley 440R-S13R2 SER A Guardmaster Single Input Safety Relay ModuleOpens in a new window or tabBrand New$306.00Free delivery$10 off every $500 with coupon
- 5V SSR G3MB-202P Solid State Relay Module 1/2/4/8 Channel For ArduinoOpens in a new window or tabBrand New$1.09 to $12.24Buy It Now+$4.23 deliveryfrom ChinaFree returnsTop Rated Pluslmu-audino (6,681) 99.8%
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module 2 PackOpens in a new window or tabBrand New$8.48or Best OfferFree deliveryfrom China22newcentury (329,109) 99.2%
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- 2PCS DC 12V 10A Adjustable Time Delay Relay Module LED Digital Timer SwitchOpens in a new window or tabBrand New$12.99Buy It NowFree deliveryFree returnsTop Rated Plusheroshop (391) 99.7%
- Relay Module 1 Channel 12V High Low Level Trigger Module Red Relay Module BoardOpens in a new window or tabBrand New$7.38or Best OfferFree deliveryfrom China46 sold22newcentury (329,109) 99.2%
- 1/2/4/8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 5V24VOpens in a new window or tabBrand New$1.09 to $10.69Buy It Now+$3.60 deliveryfrom ChinaFree returnszhuzhunv0928 (675) 99.3%
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- 5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8ChannelOpens in a new window or tabBrand New$2.11 to $12.67Buy It Now+$1.12 deliveryfrom China105+ soldglsuperiorproduct (1,968) 99.6%
- 40A High Power 2-Channel 4-Way Relay Extension Module DC 5-30V Relay ControllerOpens in a new window or tabBrand New$29.99Was: $39.9925% offor Best OfferFree deliveryfrom China17 soldszmwkj (16,763) 99.6%
- 10PCS/New In Box TIANBO HJR-3FF-S-Z2 Relay Module #ZOpens in a new window or tabBrand New$25.62or Best OfferFree deliveryfrom Chinayu-98c (175) 98.9%
- OMRON ZEN-20C1DT-D-V2 RELAY CONTROLLERS DC 12 ANALOG CPU UNIT PLC MODULE NEWOpens in a new window or tabBrand New$159.83or Best OfferFree deliveryFree returnsdaily-mart (27,770) 98.4%
- 10PCS/BOX Phoenix Solid State Relay Module PLC-OSC-24DC/24DC/2-2966634Opens in a new window or tabBrand New$270.00or Best OfferFree deliveryfrom Chinajoan2016 (32) 100%
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- TZT 5V 12V 1 2 4 6 8 channel relay module with optocoupler. Relay Output 1 2 4 6Opens in a new window or tabBrand New$6.91 to $15.66Buy It NowFree deliverynexshop_gb0 (744) 93.6%
- 30A Relay Module Optocoupler Isolation High Low Trigger 5/12/24V 1/2/4/8 ChannelOpens in a new window or tabBrand New$5.49 to $35.89Buy It Now+$3.98 deliveryfrom Chinaglhk05 (10,658) 99.2%
- 1/2/4 Channel 5v OMRON SSR G3MB-202P Solid State Relay Module For ArduinoOpens in a new window or tabBrand New$1.83Was: $1.998% offBuy It NowFree deliveryfrom ChinaFree returnsdigital-marts (640) 99%
- New Listing4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DCAC Interface Relay ModuleOpens in a new window or tabBrand New$17.99Buy It NowFree deliveryFree returnssimplybuysolar (96) 100%
- 12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR ARM ArduinoOpens in a new window or tabBrand New$1.12 to $14.59Was: $1.8010% offBuy It Now+$3.89 deliveryfrom ChinaFree returnsworldchips (194,955) 99.5%
- 1pc New Schneider RXZE1M2C 8pin Relay Base Socket for RXM2 Fast deliveryOpens in a new window or tabBrand New$6.62Was: $7.127% offBuy It NowFree deliveryfrom Hong Kongautomatedsmallandmedium-sizedenterprises (19) 91.3%
- 2PCS OMRON G8N-17HR 12VDC G8N-17HR-TRD Automotive Relay 5 PinsOpens in a new window or tabBrand New$4.34or Best OfferFree deliveryfrom Chinayu-98c (175) 98.9%
- 30A Relay Module Optocoupler Isolation High Low Level Trigger Single Power USOpens in a new window or tabBrand New$8.47Buy It NowFree deliveryFree returnsSave up to 8% when you buy morememolines (12,442) 99.1%
- 25A/40A/60A SSR-25DA 10DA 40DA 60DA Solid State Relay Module Alloy Heat Sink USAOpens in a new window or tabBrand New$3.54 to $10.33Was: $7.2310% offBuy It NowFree deliveryFree returnsSave up to 5% when you buy moreworldchips (194,955) 99.5%
- 12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP ARM ArduinoOpens in a new window or tabBrand New$0.99 to $11.88Buy It Now+$2.99 deliveryfrom ChinaFree returns397+ soldTop Rated Plussurvy2014 (292,327) 99.5%
- 5V 12V 24V 1/2/4 Channel Solid State Relay Board Module Optocoupler 2A 250VACOpens in a new window or tabBrand New$2.52 to $56.30Buy It Now+$3.99 deliveryfrom Chinace10wy (52,463) 99.2%
- Fire-Lite CRF-300 2-Form Relays Addressable Relay Module, 15-32VDC MS9200 9600Opens in a new window or tabBrand New$30.00Buy It Now+$5.00 deliveryfireprobatman (10,320) 99.2%
- 12V 1/2/4/8/16 Channel Relay Module With optocoupler For AVR DSP ARM Arduino PICOpens in a new window or tabBrand New$0.99 to $11.87Buy It Now+$3.00 deliveryfrom ChinaFree returnsTop Rated Plussatisfyelectronics (219,895) 99.6%
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- 1pcs 5V 2--Channel Relay Module for Arduino PIC ARM DSP AVR ElectronicOpens in a new window or tabBrand New$1.32or Best Offer+$2.99 deliveryfrom ChinaFree returns4,382 soldTop Rated Plussurvy2014 (292,327) 99.5%
- 1-10x 4 Channel 3V 3.3V Relay Module For Arduino Raspberry PIC AVR DSP ARM USAOpens in a new window or tabBrand New$9.44 to $52.49Buy It NowFree deliveryFree returnsSave up to 8% when you buy morememolines (12,442) 99.1%
- Solid State Relay Module SSR DC-DC 10A-100A 3-32V DC Control 5-200V DC NewOpens in a new window or tabBrand New$5.99 to $8.39Buy It Now+$3.98 deliveryfrom Chinaglhk04 (13,098) 99.6%
- 5V 1/2/4/8 Channel SSR G3MB-202P Solid State Relay Module For ArduinoOpens in a new window or tab$1.45 to $4.75Buy It Now+$3.00 deliveryfrom Chinasatisfyelectronics (219,895) 99.6%
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- 2pcs For TYCO TE V23084-C2001-A303 MODULE RELAY GM3 GM5 BMW E46 Z4 X5 E39 NEWOpens in a new window or tabBrand New$10.99or Best OfferFree deliveryFree returnsSave up to 5% when you buy moreTop Rated Plusadeleparts2010 (112,055) 99.2%
- Relay Module 2 Channel 2NO 2NC DPDT PLC Interface General Purpose AC/DC 12V-24VOpens in a new window or tabBrand New$30.86Was: $34.6711% offBuy It NowFree deliveryfrom ChinaFree returnsbusinessleader-0 (1,182) 100%
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- 1-10x DC3-32V to AC24-380V SSR-40DA 40A Solid State Relay Module Heat Sink USAOpens in a new window or tabBrand New$1.29 to $46.05Buy It NowFree deliveryFree returnsSave up to 8% when you buy morememolines (12,442) 99.1%
- DC 5-30V Relay Extension Module 2 Channel Relay Controller for DC Motor DC LoadsOpens in a new window or tabBrand New$28.49Was: $29.995% offor Best OfferFree deliverySave up to 10% when you buy moreastar2014 (12,303) 100%
- 2pc DC 6-30V 1-Way Relay Module Power-off Trigger Delay Cycle Timer SwitchOpens in a new window or tabBrand New$11.61Buy It NowFree deliveryFree returnsLast one1 watchersSave up to 10% when you buy moreTop Rated Plusjoint2018 (11,890) 99.1%
- 2-Channel USB Control Switch 2-Channel 5V Relay Module Relay ModuleOpens in a new window or tabBrand New$5.45or Best Offer+$3.14 deliveryfrom ChinaFree returns176 soldbinggogo (56,063) 99.7%
- 5V 12V 24V 1-2-4-6-8 Channel Relay High Level Low Level Optocoupler Module PIOpens in a new window or tabBrand New$2.49 to $47.19Buy It Now+$3.99 deliveryfrom Chinahardware-muzili (958) 99.2%
- DC 5V 12V 24V 2-Way Self-Locking Interlock Relay Module Flip-Flop Latch RelayOpens in a new window or tabBrand New$4.99Buy It Now+$3.99 deliveryfrom Chinasunnylives (55,390) 98.8%
- DC 5V/9V/12V/24V 1 channel Optocoupler Relay Module Support high and low triggerOpens in a new window or tabBrand New$0.99Buy It Now+$2.99 deliveryfrom ChinaFree returns2,115+ soldTop Rated Plussatisfyelectronics (219,895) 99.6%
- 1/2/4/8Channel Relay Board Relay Module with Optocoupler High Low 5V 9V 12V 24VOpens in a new window or tabBrand New$0.99 to $9.69Buy It Now+$2.98 deliveryfrom Chinadiybox (79,326) 99.3%
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- 2PCS Relay Module Unit For Toyota 4Runner Lexus Scion 9008087026 90080-87026Opens in a new window or tabBrand New$9.59Was: $10.095% offor Best OfferFree delivery$10 off every $50 with coupontop_autopartstore88 (737) 100%
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