{"product_id":"relay-module-1-2-channel-30a-optocoupler-isolation-5v-12v-24v","title":"1\/2 Channel Relay Module 30A Optocoupler 5V 12V 24V Trigger","description":"\n\u003ch2\u003eQuake 1\/2 Channel Relay Module — 30A with Optocoupler Isolation\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your electrical circuits with the \u003cstrong\u003eQuake 1\/2 Channel Relay Module\u003c\/strong\u003e. Designed for makers, engineers, and electronics enthusiasts, this versatile relay module supports both \u003cstrong\u003esingle-channel and dual-channel\u003c\/strong\u003e configurations, handles up to \u003cstrong\u003e30A\u003c\/strong\u003e, and is compatible with \u003cstrong\u003e5V, 12V, and 24V\u003c\/strong\u003e control voltages. Whether you're automating a home project or building an industrial control system, this module delivers dependable switching performance every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Channel Options:\u003c\/strong\u003e Available in 1-channel or 2-channel configurations to suit a wide range of automation and switching applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Current Capacity:\u003c\/strong\u003e Rated at \u003cstrong\u003e30A\u003c\/strong\u003e, making it suitable for controlling motors, lighting, pumps, HVAC systems, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Control input supports \u003cstrong\u003e5V, 12V, and 24V\u003c\/strong\u003e — works seamlessly with Arduino, Raspberry Pi, PLCs, and other microcontrollers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptocoupler Isolation:\u003c\/strong\u003e Built-in optocoupler isolation protects your control circuit from high-voltage load spikes, improving safety and signal integrity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh \u0026amp; Low Trigger Support:\u003c\/strong\u003e Configurable for both \u003cstrong\u003ehigh-level and low-level trigger\u003c\/strong\u003e signals, offering maximum compatibility with virtually any controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSMD Package Design:\u003c\/strong\u003e Compact surface-mount design for easy integration into tight enclosures or PCB assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Each module ships brand new, fully tested, and ready to install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 or 2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Load Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V \/ 12V \/ 24V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrigger Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh Level \u0026amp; Low Level\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOptocoupler Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSMD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Relay Module (1-channel or 2-channel, as selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino, Raspberry Pi, and ESP32\/ESP8266 projects\u003c\/li\u003e\n  \u003cli\u003eHome automation and smart switching\u003c\/li\u003e\n  \u003cli\u003eIndustrial control panels and PLC setups\u003c\/li\u003e\n  \u003cli\u003eMotor and pump control circuits\u003c\/li\u003e\n  \u003cli\u003eLighting control and power management systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What control voltages does this relay module support?\u003c\/h4\u003e\n\u003cp\u003eA: This relay module supports \u003cstrong\u003e5V, 12V, and 24V\u003c\/strong\u003e control input voltages, making it compatible with a wide range of microcontrollers including Arduino, Raspberry Pi, and most PLCs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this relay module support both high and low trigger signals?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The module supports both \u003cstrong\u003ehigh-level and low-level trigger\u003c\/strong\u003e configurations, so it can be used with virtually any digital output signal from your controller.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the purpose of optocoupler isolation in this relay module?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eoptocoupler isolation\u003c\/strong\u003e electrically separates your low-voltage control circuit from the high-voltage load side. This protects your microcontroller or PLC from voltage spikes and interference, greatly improving the safety and reliability of your circuit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this relay module to control AC and DC loads?\u003c\/h4\u003e\n\u003cp\u003eA: The relay contacts on this module are rated for \u003cstrong\u003e30A\u003c\/strong\u003e and are suitable for switching both AC and DC loads, including motors, pumps, lighting systems, and more. Always verify load specifications before installation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What control voltages does this relay module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This relay module supports 5V, 12V, and 24V control input voltages, making it compatible with a wide range of microcontrollers including Arduino, Raspberry Pi, and most PLCs.\"}}, {\"@type\": \"Question\", \"name\": \"Does this relay module support both high and low trigger signals?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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