29 results for relay kit
- CANADUINO 8-Channel Stackable I2C Relay Shield for Arduino - DIY KitOpens in a new window or tabBrand New$18.01+$8.75 shippingfrom Canada
- CANADUINO 4-Channel WiFi Relay DIY soldering kit incl. WeMos D1 Mini (100% compaOpens in a new window or tabBrand New$18.01+$8.75 shippingfrom Canada
- CANADUINO 4-Channel Stackable I2C Relay Shield for Arduino - DIY KitOpens in a new window or tabBrand New$13.60+$8.75 shippingfrom Canada
- Electronics Teaching & Learning Kits Laz/ser Pointer Relay KitOpens in a new window or tabBrand New$4.000 bids · Time left2d 1h+$8.42 shipping
- [ SparkFun KIT-13815 ] Beefcake Relay Control KitOpens in a new window or tabBrand New$12.95+$6.10 shippingFree returnsTop Rated Plus
- [ Whadda Velleman WSL8072 ] Educational soldering kit, DMX-controlled relaysOpens in a new window or tabBrand New$24.95+$6.80 shippingFree returnsTop Rated Plus
- [ Ocean Controls KTB-205 ] Parallel Port Interface with Relays Card Kit 24VOpens in a new window or tabBrand New$18.95+$6.10 shippingFree returnsTop Rated Plus
- [ Whadda Velleman WST8015 ] Multi-function Timer Relay Switch (Kit)Opens in a new window or tabBrand New$24.95+$7.60 shippingFree returnsTop Rated Plus
- [ Whadda Velleman WSI8090 ] Soldering kit, DIY, 8-channel USB relay cardOpens in a new window or tabBrand New$53.85+$9.20 shippingFree returnsTop Rated Plus
- [ Whadda Velleman WSG101 ] MadLab Electronic Kit - E-LockOpens in a new window or tabBrand New$20.95+$6.10 shippingFree returns6 watchersTop Rated Plus
- [ Ocean Controls KTA-205 ] Parallel Port Interface with Relays Card Kit 12VOpens in a new window or tabBrand New$55.95+$6.10 shippingFree returnsTop Rated Plus
- ELECTRONICS KIT, MULTIFUNCTION RELAY, RECREATIONAL & CHRISTMAS FOR VELLEMAN KITOpens in a new window or tabBrand New$71.83Free shippingfrom United Kingdom
- RELAY SHIELD FOR RASPBERRY PI, ACCESSORY TYPE RELAY SHIELD, FO FOR SB COMPONENTSOpens in a new window or tabBrand New$65.19Free shippingfrom United Kingdom
- 1 ea K8008 Multifunction Relay Module For K8006 VELLEMAN KIT **SHIPS FREE**Opens in a new window or tabBrand New$30.00Free shippingLast one
- RELAY FOR MICRO BIT, FOR USE WITH ACCESSORY TYPE RELAY, FOR MONKMAKESOpens in a new window or tabBrand New$34.94+$0.01 shippingfrom United KingdomFree returns
- KIT, RELAY MODULE, 12VDC, RECREATIONAL & CHRISTMAS FOR KEMO ELECTRONICOpens in a new window or tabBrand New$26.96+$10.13 shippingfrom United KingdomFree returns
- RELAY FOR MICRO BIT, FOR USE WITH MICRO BIT, ACCESSORY TYPE RELAY, FOR MONKMAKESOpens in a new window or tabBrand New$26.01+$7.62 shippingfrom United Kingdom
- KIT, RELAY MODULE, 12VDC, RECREATIONAL & CHRISTMAS FOR KEMO ELECTRONICOpens in a new window or tabBrand New$41.12Free shippingfrom United KingdomFree returns
- KIT, RELAY MODULE, 12VDC, RECREATIONAL & CHRISTMAS FOR KEMO ELECTRONICOpens in a new window or tabBrand New$20.77+$19.05 shippingfrom United Kingdom
- MK111 TIMER & RELAY OUTPUT MINI KIT, RECREATIONAL & CHRISTMAS FOR VELLEMAN KITOpens in a new window or tabBrand New$44.75Free shippingfrom United KingdomFree returns
- MK111 TIMER & RELAY OUTPUT MINI KIT, RECREATIONAL & CHRISTMAS FOR VELLEMAN KITOpens in a new window or tabBrand New$23.94+$19.05 shippingfrom United Kingdom
- MK111 TIMER & RELAY OUTPUT MINI KIT, RECREATIONAL & CHRISTMAS FOR VELLEMAN KITOpens in a new window or tabBrand New$29.87+$10.18 shippingfrom United KingdomFree returns
- ELECTRONICS KIT, MULTIFUNCTION RELAY, RECREATIONAL & CHRISTMAS FOR VELLEMAN KITOpens in a new window or tabBrand New$50.53+$19.05 shippingfrom United Kingdom
- GROVE, RELAY, NO 3V, PRODUCT RANGE GROVE MODULES, FOR USE WITH FOR SEEED STUDIOOpens in a new window or tabBrand New$16.55+$16.51 shippingfrom United Kingdom
- GROVE, RELAY, NO 3V, PRODUCT RANGE GROVE MODULES, FOR USE WITH FOR SEEED STUDIOOpens in a new window or tabBrand New$34.09+$0.33 shippingfrom United KingdomFree returns
- RELAY SHIELD FOR RASPBERRY PI, ACCESSORY TYPE RELAY SHIELD, FO FOR SB COMPONENTSOpens in a new window or tabBrand New$46.60+$16.51 shippingfrom United Kingdom
- B Photo Sensor And Control Relay Kit Electronics Assembly Educational KitOpens in a new window or tabBrand New$13.96+$20.19 shipping estimatefrom United KingdomLast one
- CANADUINO® PLC 300-24 Industrial PLC DIY Soldering Kit for Arduino MEGA2560Opens in a new window or tabBrand New$51.82+$8.75 shippingfrom Canada
- Electricity Systems 2 Physics Kit, 9 Experiments, 51 Components - Eisco LabsOpens in a new window or tabBrand New$299.99List price: $304.992% offFree 2-4 day shippingLast one
- [ Whadda Velleman WST111 ] Interval Timer KitOpens in a new window or tabBrand New$11.95+$6.10 shippingFree returnsTop Rated Plus
- Seeed Studio Relay Shield 2760381 Arduino US SellerOpens in a new window or tabBrand New$7.99+$5.99 shipping
- LED Flasher Non Polarity 12V 24V Normally Open Flash Relay CF15 JL-02 SpareOpens in a new window or tabBrand New$10.04Was: $10.686% offFree shippingFree returnsSave up to 11% when you buy more
- SNAP CIRCUITS Elenco Relay Circuit (S3), Part # 6SCS3 ships freeOpens in a new window or tabPre-Owned$9.99Free shipping
- [ Whadda Velleman WSHA138 ] Thermostat (Kit)Opens in a new window or tabBrand New$11.95+$6.10 shippingFree returnsTop Rated Plus
- RadioShack 1st Ed Make: It Electronics Component Kit 2 BAGGED - No CaseOpens in a new window or tabBrand New$53.99Was: $89.9940% offFree shippingFree returnsSave up to 5% when you buy more
- Make: Electronics 3rd Edition Kit 1 & 2 Ultimate Deluxe Bundle Includes New BookOpens in a new window or tabBrand New$272.99Was: $419.9935% offFree 1-4 day shippingFree returnsSave up to 10% when you buy moreTop Rated Plus
- LED Flasher Non Polarity 12V 24V ABS Normally Open Flash Relay CF15 JL-02Opens in a new window or tabBrand New$10.15Free shippingFree returnsSave up to 10% when you buy more
- Elenco Snap Circuits REPLACEMENT PARTS You Choose Which Pieces You Need UNTESTEDOpens in a new window or tabPre-Owned$0.99 to $9.95+$4.25 shipping
- Balance Ball Desk Top Decoration Kinetic Motion for Home and OfficeOpens in a new window or tabBrand New$9.59Free shippingfrom China7 watchers
- Whadda Interval Timer Module - Soldering Practice and Electrical Engineering KitOpens in a new window or tabBrand New$15.99Free shipping
- [ SparkFun COM-15207 ] Relay SPDT Sealed - 10A (G5LE)Opens in a new window or tabBrand New$4.95+$6.10 shippingFree returnsTop Rated Plus
- 4-channel relay module, direct microcontroller control, opto-isolated inputsOpens in a new window or tabBrand New$14.45+$6.10 shippingFree returnsTop Rated Plus
- 2 x Single Relay Module 10A / 250V for 12V DC power supply and Transistor inputOpens in a new window or tabBrand New$3.60+$8.75 shippingfrom Canada
- [ Velleman WPM331 ]1 Channel Latching Relay Module w/ Touch Bistable Switch 12 VOpens in a new window or tabBrand New$15.95+$6.10 shippingFree returnsTop Rated Plus
- [ SparkFun COM-10924 ] Relay SPDT Sealed - 20AOpens in a new window or tabBrand New$5.95+$6.10 shippingFree returnsTop Rated Plus
- Make: Electronics Kit 1 Economy - 3rd Ed Component Pack Sec 1-3 in 3rd Ed BookOpens in a new window or tabBrand New$74.74Was: $114.9935% offFree shippingFree returnsSave up to 10% when you buy moreTop Rated Plus
- LED Flasher Relay Aluminum Shell 2 Pin Turn Light Flasher 12V SD0Opens in a new window or tabBrand New$52.06Free shippingfrom China
- RadioShack 1st Ed Make: It Electronics Component Kit 1- No Case/power/breadboardOpens in a new window or tabBrand New6 product ratings - RadioShack 1st Ed Make: It Electronics Component Kit 1- No Case/power/breadboard$35.71Was: $59.5140% offFree shippingFree returnsSave up to 10% when you buy more
- DRSSTC integrated power soft start module instead of AC contactor/relay 220VOpens in a new window or tabBrand New$66.50 to $76.83Was: $70.005% off+$5.00 shippingfrom China
- Electronic Education and Troubleshooting Project "The broken code lock"Opens in a new window or tabBrand New$12.18+$8.75 shippingfrom Canada
- [ SparkFun COM-00100 ] Relay SPDT SealedOpens in a new window or tabBrand New$5.95+$6.10 shippingFree returnsTop Rated Plus
- LED Flasher Non Polarity 12V 24V Universal Normally Open Flash Relay CF15 JL-02Opens in a new window or tabBrand New$8.39Free shippingfrom China
- LED Flasher Relay Aluminum Shell 2 Pin Low Power Consumption Turn Signal Lig GAWOpens in a new window or tabBrand New$9.41Was: $10.016% offFree shippingFree returnsExtra 7% off with coupon
- CK-252 - Clap On / Clap Off Canakit Relay SwitchOpens in a new window or tabBrand New$14.95Free shipping
- Ultimate Make: Electronics Bundle 3 Electronic Component Kits Book Science LabOpens in a new window or tabBrand New$192.39Was: $295.9835% offFree shippingFree returnsSave up to 7% when you buy moreTop Rated Plus
- Touch Sensor Light Switch with Off-Delay 0-60s DIY kitOpens in a new window or tabBrand New$5.07+$8.75 shippingfrom Canada
- SNAP CIRCUITS Elenco Relay Circuit (S3), Part # 6SCS3Opens in a new window or tabPre-Owned$9.97Free shippingSave up to 15% when you buy more
- Seeed Studio Relay Shield 2760381 for Arduino - UnusedOpens in a new window or tabPre-Owned$13.88Free 2-4 day shipping
- Thamos and Kosmos Electricity master labOpens in a new window or tabBrand New$130.00+$70.30 shipping
- Touch/Contact Switch (Kit)Opens in a new window or tabBrand New$14.95+$6.10 shippingFree returns3 watchersTop Rated Plus
- 4 Relay Module 10A / 250V Opto-Isolated Inputs 3-24V for Arduino etc.Opens in a new window or tabBrand New$4.08+$8.75 shippingfrom Canada
- [ Whadda Velleman WPM401 ] 4 CHANNEL RELAY MODULE FOR MICROBITOpens in a new window or tabBrand New$19.95+$6.10 shippingFree returnsTop Rated Plus
- [ Whadda Velleman WPM436 ] 8 Channel Relay ModuleOpens in a new window or tabBrand New$22.95+$6.80 shippingFree returnsTop Rated Plus
- Hand Crank Motor Generator DIY Kit Funny Science Physical Experiment SmallOpens in a new window or tabBrand New$9.29Was: $9.997% offFree shippingfrom China
- [ Whadda Velleman WSRC161 ] 2-Channel IR Remote Receiver (Kit)Opens in a new window or tabBrand New$19.45+$6.10 shippingFree returnsLast oneTop Rated Plus
- Edu Science Junior Electricity Lab STEM Education 75 Experiments Home School NewOpens in a new window or tabBrand New$16.99Free shipping
- [ SparkFun ROB-15324 ] Solenoid - 12V (Latch / Lock)Opens in a new window or tabBrand New$14.95+$6.10 shippingFree returnsLast oneTop Rated Plus
- LED Flasher Non Polarity 12V 24V Normally Open Flash Relay CF15 JL-02 Spare YSEOpens in a new window or tabBrand New$10.47Was: $11.368% offFree shippingFree returnsSave up to 12% when you buy more
- Relay Reed 5V/200E SPDT 0.5A 20x9x6mmOpens in a new window or tabBrand New$3.95+$6.10 shippingFree returnsTop Rated Plus
- 2 Pin Aluminum Shell LED Electronic Flasher Relay Replacement For TurnOpens in a new window or tabBrand New$49.04Was: $52.176% offFree shippingfrom China
- [ Whadda Velleman WSRC8023 ] 10-Channel, 2-Wire Remote Control (Kit)Opens in a new window or tabBrand New$29.95+$7.60 shippingFree returnsTop Rated Plus
- NEW SEEED STUDIO RELAY SHIELD v3.0 2760381Opens in a new window or tabBrand New$14.88+$5.90 shipping
- [ Whadda Velleman WSL8044 ] 10-Channel Light Effect GeneratorOpens in a new window or tabBrand New$32.95+$6.10 shippingFree returns5 watchersTop Rated Plus
- [ Whadda Velleman WSHA139 ] Clap On/Off Switch (Kit)Opens in a new window or tabBrand New$16.95+$6.10 shippingFree returnsTop Rated Plus
- [ SparkFun COM-15093 ] Qwiic Single RelayOpens in a new window or tabBrand New$16.95+$6.10 shippingFree returnsLast oneTop Rated Plus
- [ SparkFun COM-14236 ] IoT Power RelayOpens in a new window or tabBrand New$42.95+$14.00 shippingFree returnsTop Rated Plus
- [ Whadda Velleman MM105 ] 5 V RELAY BOARDOpens in a new window or tabBrand New$10.95+$6.10 shippingFree returnsTop Rated Plus
- SOUND WIZARD On-Off clapper control kit - UNBUILT electronic switch project setOpens in a new window or tabBrand New$16.50+$3.96 shippingSave up to 5% when you buy more
- Snap Circuits by Elenco, Choose Your Part, All Parts from All Sets availableOpens in a new window or tabPre-Owned$1.59 to $49.99+$6.65 shipping
- LED Flasher Non Polarity 12V 24V Universal ABS Normally Open Flash Relay CF15Opens in a new window or tabBrand New$9.81Was: $10.446% offFree shippingFree returnsExtra 7% off with coupon
- LED Flasher Non Polarity 12V 24V Universal Normally Open Flash Relay CF15 JL-02♡Opens in a new window or tabBrand New$8.28Free shippingfrom China
- SNAP CIRCUITS Elenco Relay Circuit (S3) Replacement PartOpens in a new window or tabPre-Owned$11.99Free 1-4 day shippingFree returnsTop Rated Plus
- 37 in 1 Sensor Modules Kit,Electronic Components kit,detect Temperature, Humi...Opens in a new window or tabBrand New$36.58Free shippingFree returns