{"product_id":"30a-1-6s-electronic-switch-pwm-3-7-27v-input","title":"30A 1-6s Electronic Switch PWM 3.7-27V Input","description":"\u003ch1\u003e30A 1-6s Electronic Switch PWM 3.7-27V Input\u003c\/h1\u003e\n\n\u003cp\u003eThis 30A 1-6s Electronic Switch with PWM input accepts 3.7V to 27V and is designed for controlling high-current loads like cooling fans. It is commonly used as an exhaust fan controller on Raspberry Pi cases and 3D printers, ensuring stable extruder temperatures for smooth printing.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInput voltage: 3.7V – 27V DC\u003c\/li\u003e\n\u003cli\u003eMaximum current: 30A\u003c\/li\u003e\n\u003cli\u003ePWM input: 5V logic level (0.2A)\u003c\/li\u003e\n\u003cli\u003eConnector: 2-pin JST\u003c\/li\u003e\n\u003cli\u003eCompatible battery: 1S to 6S LiPo\u003c\/li\u003e\n\u003cli\u003eDimensions: 25mm x 15mm x 8mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible with\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eArduino (Uno, Mega, Nano)\u003c\/li\u003e\n\u003cli\u003eESP32, ESP8266\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi (all models)\u003c\/li\u003e\n\u003cli\u003eSTM32 boards\u003c\/li\u003e\n\u003cli\u003e3D printer controller boards (RAMPS, MKS, SKR)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat you can build with it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eActive cooling system for a 3D printer extruder or enclosure\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi case exhaust fan with PWM speed control\u003c\/li\u003e\n\u003cli\u003eBattery-powered fan controller for RC vehicles or drones\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eEvery part you buy from Compoden comes with an AI build companion — delivered via QR, email, or WhatsApp — that helps you wire and program this switch into a working project. With 10 years of experience supplying makers and institutions across India, we ensure you get reliable components and real support. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.\u003c\/p\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow do I wire this switch to a 5V fan?\u003c\/summary\u003e\n\u003cp\u003eConnect the fan’s positive wire to the switch’s output positive, and the fan’s negative to the switch’s output negative. Then connect the switch’s input to your 5V power source. The PWM signal wire goes to a GPIO pin on your controller (e.g., Raspberry Pi or Arduino).\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat payment options are available for this switch?\u003c\/summary\u003e\n\u003cp\u003eWe accept UPI, all major credit\/debit cards, and Cash on Delivery (COD) across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow long does delivery take?\u003c\/summary\u003e\n\u003cp\u003eWe ship this switch across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Orders are dispatched within 24 hours and typically arrive in 3–7 business days.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"30A 1-6s Electronic Switch PWM 3.7-27V Input\",\n  \"description\": \"30A 1-6s Electronic Switch with PWM input, 3.7-27V DC, 5V logic, JST connector. Ideal for 3D printer cooling fans and Raspberry Pi exhaust fans.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Generic\"\n  },\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"price\": \"308.52\",\n    \"priceCurrency\": \"INR\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"url\": \"https:\/\/compoden.in\/products\/30a-1-6s-electronic-switch-pwm\"\n  },\n  \"author\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Compoden\"\n  },\n  \"mainEntityOfPage\": {\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n      {\n        \"@type\": \"Question\",\n        \"name\": \"How do I wire this switch to a 5V fan?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Connect the fan’s positive wire to the switch’s output positive, and the fan’s negative to the switch’s output negative. Then connect the switch’s input to your 5V power source. 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