{"title":"Relay Modules","description":"\u003cp\u003eRelay modules for switching high-power loads from your microcontroller. Available in 1, 2, 4 and 8 channel configurations at 5V, 12V and 24V coil voltages. Arduino and Raspberry Pi compatible.\u003c\/p\u003e","products":[{"product_id":"1-channel-5v-relay-module","title":"1-Channel 5V Relay Board for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"55\"\u003e1-Channel 5V Relay Board\u003c\/strong\u003e lets an Arduino or Raspberry Pi control higher-voltage devices using a simple GPIO signal, acting like a safe electronic on\/off switch for lights, fans, pumps, solenoids, and other loads. It takes a low-voltage control input from your microcontroller and toggles a mechanical relay, so you can isolate the control side from the load side while building automation projects. This module is ideal for smart home prototypes, timed switches, sensor-triggered power control, and DIY control panels where you need reliable switching from a 5V logic system.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798322942239,"sku":"80-6B4O-YPJH","price":5.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/6896_60.jpg?v=1743912671"},{"product_id":"1-channel-12v-relay-module","title":"1-Channel 12V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"68\"\u003eShillehTek 1-Channel 12V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control a single device like an electronically controlled on\/off switch, while the relay itself is powered from a \u003cstrong data-start=\"215\" data-end=\"229\"\u003e12V supply\u003c\/strong\u003e. It is perfect for simple automation builds where you need one controllable output for a light, fan, pump, solenoid, or other load, using a basic GPIO trigger signal. This is a clean, beginner-friendly way to switch higher-power devices without building a relay driver circuit from scratch.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798322975007,"sku":"7Q-OTZQ-YHAI","price":5.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/6896_60.jpg?v=1743912671"},{"product_id":"1-channel-24v-relay-module","title":"1-Channel 24V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"68\"\u003eShillehTek 1-Channel 24V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control a single device like an electronically controlled on\/off switch, while the relay side is powered from a \u003cstrong data-start=\"213\" data-end=\"227\"\u003e24V supply\u003c\/strong\u003e. It is ideal for industrial-style automation builds and control boxes where 24V is already standard and you need one switched output for a light, fan, pump, valve, or solenoid. This module gives you a clean, reliable way to switch loads from a simple GPIO trigger signal without building the driver circuit yourself.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798323237151,"sku":"I9-8F26-F6LZ","price":6.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/6896_60.jpg?v=1743912671"},{"product_id":"2-channel-5v-relay-module","title":"2-Channel 5V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"67\"\u003eShillehTek 2-Channel 5V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control \u003cstrong data-start=\"108\" data-end=\"137\"\u003etwo devices independently\u003c\/strong\u003e using simple GPIO signals, acting like two electronic on\/off switches on a single board. It is ideal for small automation projects where you want separate control of two loads, like a light and a fan, two pumps, or two zones in a prototype control panel. This module is a clean step up from a single relay when you need more control without extra wiring complexity.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798327595295,"sku":"5P-0G1K-S8VR","price":6.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4308_40.jpg?v=1765942376"},{"product_id":"2-channel-12v-relay-module","title":"2-Channel 12V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"57\"\u003e2-Channel 12V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control \u003cstrong data-start=\"98\" data-end=\"127\"\u003etwo devices independently\u003c\/strong\u003e while powering the relays from a \u003cstrong data-start=\"161\" data-end=\"175\" data-is-only-node=\"\"\u003e12V supply\u003c\/strong\u003e. Each relay works like an electronically controlled on\/off switch, so your code can toggle two separate loads from simple GPIO trigger signals. It is ideal for small control panels and automation builds where you already have 12V power available and want clean, reliable switching for things like lights, pumps, fans, valves, or solenoids.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798329561375,"sku":"MO-2K7O-0RR0","price":5.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/1_44aab82c-0859-4a7d-9253-62cfc2d3b1a9.jpg?v=1765942376"},{"product_id":"2-channel-24v-relay-module","title":"2-Channel 24V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"57\"\u003e2-Channel 24V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control \u003cstrong data-start=\"98\" data-end=\"127\"\u003etwo devices independently\u003c\/strong\u003e while powering the relay side from a \u003cstrong data-start=\"165\" data-end=\"179\" data-is-only-node=\"\"\u003e24V supply\u003c\/strong\u003e. Each channel acts like an electronically controlled on\/off switch, so your code can toggle two separate loads for automation projects, control boxes, and test setups. This is ideal for industrial-style builds where \u003cstrong data-start=\"396\" data-end=\"423\"\u003e24V is already standard\u003c\/strong\u003e and you want clean, reliable switching without wiring two separate relay modules.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798329856287,"sku":"HY-V0JJ-EGIV","price":6.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/1_44aab82c-0859-4a7d-9253-62cfc2d3b1a9.jpg?v=1765942376"},{"product_id":"4-channel-5v-relay-module","title":"4-Channel 5V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"56\"\u003e4-Channel 5V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control up to \u003cstrong data-start=\"103\" data-end=\"133\"\u003efour devices independently\u003c\/strong\u003e, acting like four GPIO-controlled on\/off switches in one board. It is a great middle ground when you need more than a single relay but do not want a large multi-relay panel. Use it for multi-zone lighting, pumps, fans, solenoids, small automation panels, and test setups where you want simple, reliable switching from a 5V control system.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798332576031,"sku":"AQ-E1AN-UQUQ","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4323_40.jpg?v=1743914221"},{"product_id":"4-channel-12v-relay-module","title":"4-Channel 12V Relay Module Board for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"63\"\u003e4-Channel 12V Relay Module Board\u003c\/strong\u003e lets an Arduino or Raspberry Pi control up to \u003cstrong data-start=\"110\" data-end=\"140\"\u003efour devices independently\u003c\/strong\u003e while powering the relay side from a \u003cstrong data-start=\"178\" data-end=\"192\" data-is-only-node=\"\"\u003e12V supply\u003c\/strong\u003e. Each channel acts like an electrically controlled on\/off switch, so your code can toggle lights, fans, pumps, valves, and other loads from simple GPIO trigger signals. This is a great option for control boxes and automation builds that already run on 12V power and need multiple switched outputs without wiring four separate relay boards.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798334017823,"sku":"ON-NHVM-9R0Q","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4_7c1ff40a-1743-474c-865f-72d89486d67e.png?v=1770600012"},{"product_id":"4-channel-24v-relay-module","title":"4-Channel 24V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"68\"\u003eShillehTek 4-Channel 24V Relay Module\u003c\/strong\u003e lets an Arduino or Raspberry Pi control up to \u003cstrong data-start=\"115\" data-end=\"145\"\u003efour devices independently\u003c\/strong\u003e, while the relay side is powered from a \u003cstrong data-start=\"186\" data-end=\"200\" data-is-only-node=\"\"\u003e24V supply\u003c\/strong\u003e. Each relay acts like an electronically controlled on\/off switch, so your code can toggle multiple loads for automation panels, control boxes, and test setups. This is a great fit for industrial-style projects where \u003cstrong data-start=\"417\" data-end=\"444\"\u003e24V is already standard\u003c\/strong\u003e, and you want clean multi-output switching without wiring four separate relay boards.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798334738719,"sku":"H4-FSMI-M9W2","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4323_40.jpg?v=1743914221"},{"product_id":"8-channel-5v-relay-module","title":"8-Channel 5V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"67\"\u003eShillehTek 8-Channel 5V Relay Module\u003c\/strong\u003e lets your Arduino or Raspberry Pi control up to \u003cstrong data-start=\"116\" data-end=\"147\" data-is-only-node=\"\"\u003eeight devices independently\u003c\/strong\u003e, acting like eight electronically controlled on\/off switches in one board. It is perfect for home automation panels, multi-zone lighting, pumps\/solenoids, irrigation prototypes, test rigs, and any project where you need to switch multiple loads from GPIO signals. Each channel can be triggered from a control pin, so you can build clean, scalable automation without wiring eight separate relay boards.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798335820063,"sku":"BV-5WP3-L93C","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4291_32.jpg?v=1743914558"},{"product_id":"8-channel-12v-relay-module","title":"8-Channel 12V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"68\"\u003eShillehTek 8-Channel 12V Relay Module\u003c\/strong\u003e lets your Arduino or Raspberry Pi control up to \u003cstrong data-start=\"117\" data-end=\"148\" data-is-only-node=\"\"\u003eeight devices independently\u003c\/strong\u003e, giving you a clean way to build multi-output automation panels and test rigs. Each relay acts like an electrically controlled switch, so your code can turn loads on and off on command. This 12V version is useful when your control setup already has a 12V rail for relay power (while your GPIO still provides the trigger signals), making it a solid fit for robotics cabinets, DIY control boxes, lighting zones, pumps, valves, and other multi-channel switching projects.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798335852831,"sku":"CR-3SU1-CJ2E","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4291_32.jpg?v=1743914558"},{"product_id":"8-channel-12v-relay-module-copy","title":"8-Channel 24V Relay Module for Arduino \u0026 Raspberry Pi","description":"\u003cp data-start=\"0\" data-end=\"530\"\u003eThe \u003cstrong data-start=\"27\" data-end=\"68\"\u003eShillehTek 8-Channel 24V Relay Module\u003c\/strong\u003e lets your Arduino or Raspberry Pi control up to \u003cstrong data-start=\"117\" data-end=\"148\"\u003eeight devices independently\u003c\/strong\u003e, while powering the relay side from a \u003cstrong data-start=\"187\" data-end=\"201\" data-is-only-node=\"\"\u003e24V supply\u003c\/strong\u003e. Each relay acts like an electrically controlled on\/off switch, so your code can toggle multiple loads for automation panels, test rigs, and control boxes. This is a strong fit for industrial-style projects where \u003cstrong data-start=\"415\" data-end=\"448\"\u003e24V power is already standard\u003c\/strong\u003e, and you want a clean way to switch multiple outputs from simple trigger signals.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":50798336344351,"sku":"CZ-2UGJ-ZWHC","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/4291_32.jpg?v=1743914558"},{"product_id":"w1209-12v-digital-temperature-controller-thermostat-switch-module","title":"W1209 12V Digital Temperature Controller Thermostat Module","description":"\u003cp\u003eThe W1209 12V digital temperature controller is a compact, cost-effective module for automating heating or cooling in DIY projects. A bright 3‑digit LED display shows real‑time temperature while simple controls let you set precise trigger points for reliable, set‑and‑forget operation. The firmware supports \u003cstrong\u003eHEATING \u0026amp; COOLING MODES\u003c\/strong\u003e so the relay can be configured to switch a heater when cold or a fan when hot, and adjustable hysteresis helps prevent rapid cycling. It ships with a 50 cm waterproof NTC probe and the onboard relay is rated for up to 10 A (120 VAC \/ 14 VDC), making it suitable for incubators (stable 37.5°C), brewing setups, and basic overheating protection for electronics.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":51503160492319,"sku":null,"price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/5_c6766914-2b30-40ac-a913-fae39a3b1a40.png?v=1770602618"},{"product_id":"4-channel-relay-module-programmable-delay-6-24v","title":"4-Channel Programmable Relay Module 6-24V DC Trigger Delay Timer \u0026 Motor Reversing Controller","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"82\" data-end=\"126\"\u003eShillehTek 4CH Programmable Relay Module\u003c\/strong\u003e is a compact 4-channel relay board built for automation, remote switching, and multi-load control projects. Powered from a wide \u003cstrong data-start=\"255\" data-end=\"270\"\u003eDC 6 to 24V\u003c\/strong\u003e input, it’s easy to drop into control boxes, benchtop prototypes, and DIY builds where you need reliable switching for lights, pumps, fans, solenoids, and other loads (within relay ratings). With four independent channels and isolation between control and load side, it’s a practical choice for home automation, robotics, test rigs, and maker projects that need clean wiring and repeatable results.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":51789636337951,"sku":null,"price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/BA311_7.jpg?v=1773966613"},{"product_id":"ac-220v-1-channel-time-delay-relay-module","title":"AC 220V 1-Channel Time Delay Relay Module","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cstrong data-start=\"175\" data-end=\"231\"\u003eShillehTek AC 220V 1-Channel Time Delay Relay Module\u003c\/strong\u003e is a compact timer relay designed for delayed on\/off switching in DIY automation and light-duty control projects. Use it to add \u003cstrong data-start=\"360\" data-end=\"385\"\u003etime-delay sequencing\u003c\/strong\u003e to loads like lighting, fans, pumps, heaters, or motors, making it useful for retrofits, repairs, control panels, and prototype builds. The board is built for straightforward integration into enclosures and wiring setups, giving you dependable timed control when you need a simple one-channel AC relay timer.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":51789639549215,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/1_1_684c87c9-059c-4fc7-9f84-904fe01a0b83.jpg?v=1773965007"},{"product_id":"433mhz-12v-1-channel-relay-module-with-wireless-remote","title":"433MHz 12V 1-Channel Relay Module with Wireless Remote","description":"\u003cp\u003e\u003cstrong\u003e433MHz 12V 1-channel relay module\u003c\/strong\u003e for \u003cstrong\u003ewireless remote switching\u003c\/strong\u003e, designed to turn compatible 12V devices on or off from a distance using the included battery-powered remote control. This \u003cstrong\u003ewireless relay receiver\u003c\/strong\u003e is ideal for home automation, garage doors, access control, lighting, alarms, and general remote power switching where simple 433MHz RF operation is preferred over WiFi or Bluetooth. A practical \u003cstrong\u003e433MHz RF relay board\u003c\/strong\u003e for DIY electronics, vehicles, enclosures, and retrofit projects, it provides convenient single-channel control for 12V loads in standalone automation setups that need dependable remote switching without a wired trigger, app, or internet connection.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":52246904111391,"sku":"AA651","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/AA651_10.jpg?v=1773965911"},{"product_id":"usb-control-module-1-channel-5v-relay-module-no-driver-needed","title":"USB Control Module 1-Channel 5V Relay Module (No Driver Needed)","description":"\u003cp\u003e\u003cstrong\u003eUSB control relay module\u003c\/strong\u003e for PC and single-board computer switching, this \u003cstrong\u003e1-channel 5V relay module\u003c\/strong\u003e lets you turn a connected circuit or device on and off through USB without needing extra drivers. Designed as a simple \u003cstrong\u003eUSB relay\u003c\/strong\u003e interface, it is useful for home automation, test benches, kiosks, robotics, power cycling, alarm control, and other projects that need reliable computer-controlled switching. The 5V relay format fits common electronics workflows, and the no-driver-needed design makes setup faster on systems like \u003cstrong\u003eRaspberry Pi\u003c\/strong\u003e, Linux boxes, and Windows PCs for scriptable relay control from software, utilities, or custom apps.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":52384304759071,"sku":"NA341","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/converted_1_67a10b3b-72e5-4435-a39d-695dec4beb70.jpg?v=1778560894"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/collections\/12_3024e24a-9186-4fde-8920-e1a6cd9b614c.png?v=1771580697","url":"https:\/\/shillehtek.com\/collections\/relay-modules.oembed","provider":"ShillehTek","version":"1.0","type":"link"}