{"product_id":"davies-craig-0485-digital-thermatic-fan-switch-gen-ii-with-1-4in-npt-sensor-and-35mm-inline-adapter","title":"Davies Craig Digital Thermatic Fan Switch GEN II with 1\/4\" NPT Sensor \u0026 35mm Inline Adapter (0485)","description":"\u003ch3\u003e\n\u003cstrong\u003eDigital Thermatic\u003c\/strong\u003e\u003cstrong\u003e\u003csup\u003e®\u003c\/sup\u003e \u003c\/strong\u003e\u003cstrong\u003eFan Switch - \u003cem\u003eGEN II\u003c\/em\u003e with 1\/4\" \u003c\/strong\u003e\u003cstrong\u003eNPT Sensor \u0026amp; 35mm Inline Adapter\u003c\/strong\u003e\n\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003e12 \u0026amp; 24 Volt | Part Number: 0485\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e(Supersedes Part No. 0435)\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe \u003cstrong\u003eDigital Thermatic\u003csup\u003e®\u003c\/sup\u003e Fan Switch GEN II (Part 0488)\u003c\/strong\u003e is the next evolution of Davies Craig’s proven fan controller, replacing the popular \u003cstrong\u003ePart 0435\u003c\/strong\u003e. Designed for improved usability, flexibility, and durability, the GEN II delivers enhanced control of single or dual electric fans with smarter features and a more installer-friendly design.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eVariations of Part No. 0485\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0480:\u003c\/strong\u003e Digital Thermatic® Fan Switch \u003cstrong\u003eGEN II\u003c\/strong\u003e\u003cstrong\u003e.\u003c\/strong\u003e \u003cstrong\u003e(Supersedes #0444)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0481:\u003c\/strong\u003e Digital Thermatic® Fan Switch \u003cstrong\u003eGEN II\u003c\/strong\u003e with 1\/4\" NPT Thermal Sensor\u003cstrong\u003e.\u003c\/strong\u003e \u003cstrong\u003e(Supersedes #0445)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0482:\u003c\/strong\u003e Digital Thermatic® Fan Switch \u003cstrong\u003eGEN II\u003c\/strong\u003e with 1\/8\" NPT Thermal Sensor\u003cstrong\u003e.\u003c\/strong\u003e \u003cstrong\u003e(Supersedes #0448)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0483:\u003c\/strong\u003e Digital Thermatic® Fan Switch \u003cstrong\u003eGEN II\u003c\/strong\u003e with M12 x 1.5 Thermal Sensor\u003cstrong\u003e.\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0484:\u003c\/strong\u003e Digital Thermatic® Fan Switch \u003cstrong\u003eGEN II\u003c\/strong\u003e with M14 x 1.5 Thermal Sensor\u003cstrong\u003e.\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart No. 0488:\u003c\/strong\u003e Digital Thermatic\u003csup\u003e®\u003c\/sup\u003e Fan Switch GEN II with 1\/4\" NPT Thermal Sensor \u0026amp; 38mm Inline Adapter\u003cstrong\u003e.\u003c\/strong\u003e \u003cstrong\u003e(Supersedes #0438)\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eWhat’s New\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eImproved Display \u0026amp; Layout\u003c\/strong\u003e \u003cul\u003e \u003cli\u003eLarger, clearer LED display with °C \/ °F units\u003c\/li\u003e \u003cli\u003eLED repositioned for better visibility\u003c\/li\u003e \u003cli\u003eAll wiring relocated to the rear for cleaner, easier installation\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFaster Dual Fan Operation\u003c\/strong\u003e \u003cul\u003e \u003cli\u003eSecond fan start-up delay reduced to \u003cstrong\u003e5 seconds\u003c\/strong\u003e for improved cooling response\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdvanced Override Control\u003c\/strong\u003e \u003cul\u003e \u003cli\u003eDual manual override wires for \u003cstrong\u003eindependent fan control\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eSelectable \u003cstrong\u003eoverride signal polarity (positive or negative)\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnhanced Durability\u003c\/strong\u003e \u003cul\u003e \u003cli\u003eUpgraded to \u003cstrong\u003eIP67 rating\u003c\/strong\u003e for superior water and dust protection\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExpanded Temperature Range\u003c\/strong\u003e \u003cul\u003e \u003cli\u003eAdjustable from \u003cstrong\u003e5°C to 110°C (41°F to 230°F)\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003e35mm Inline Adapter – Simple Sensor Installation\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eThe included \u003cstrong\u003e35mm Inline Sensor Adapter\u003c\/strong\u003e provides a quick and reliable way to install the thermal sensor directly into your cooling system:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFits neatly into your \u003cstrong\u003etop radiator hose (35mm ID)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eAllows easy sensor installation without modifying engine components\u003c\/li\u003e \u003cli\u003eTwo \u003cstrong\u003e1\/4\" NPT ports\u003c\/strong\u003e enable: \u003cul\u003e \u003cli\u003eThermal sensor fitment\u003c\/li\u003e \u003cli\u003eOptional air bleed functionality\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eIncludes a \u003cstrong\u003ebung\u003c\/strong\u003e if only one port is required\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFlexible sizing options:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUp to 41mm hose compatibility with \u003cstrong\u003e3mm adaptor sleeve (Part #18510)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eUp to 47mm hose compatibility with \u003cstrong\u003e6mm adaptor sleeve (Part #18511)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003e*Sold Separately\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThis design makes installation faster, cleaner, and more versatile across a wide range of vehicle applications.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDigital temperature control with easy push-button adjustment\u003c\/li\u003e \u003cli\u003eDual relay outputs for independent fan operation\u003c\/li\u003e \u003cli\u003eAutomatic fan staging for efficient cooling\u003c\/li\u003e \u003cli\u003eMemory retention of temperature settings\u003c\/li\u003e \u003cli\u003eDesigned for \u003cstrong\u003edirect coolant measurement using included 1\/4\" NPT thermal sensor\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eSuitable for 12V systems (24V compatible with relay change, part #10534, sold separately)\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eHow It Works\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eFan 1 activates at your set temperature\u003c\/li\u003e \u003cli\u003eFan 2 activates \u003cstrong\u003e5 seconds later\u003c\/strong\u003e for staged cooling\u003c\/li\u003e \u003cli\u003eBoth fans switch off once temperature drops \u003cstrong\u003e5°C below set point\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eInstallation Flexibility\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect coolant measurement via included 1\/4\" NPT sensor\u003c\/strong\u003e (ideal for thermostat housing, radiator, engine block or inline adapter)\u003c\/li\u003e \u003cli\u003eRadiator probe mounting or direct coolant measurement options\u003c\/li\u003e \u003cli\u003eInline adapter compatibility for hose installation\u003c\/li\u003e \u003cli\u003eSimple wiring with clearly labelled connections (battery, ignition, fan outputs, overrides)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cem\u003e(Refer to installation diagrams and wiring layout shown on page 3 of the instructions for full setup guidance.)\u003c\/em\u003e\u003c\/p\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eVoltage: 12V (24V compatible with relay change)\u003c\/li\u003e \u003cli\u003eTemperature Range: \u003cstrong\u003e5°C – 110°C (41°F – 230°F)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eContinuous Current: 30A (40A max)\u003c\/li\u003e \u003cli\u003eStart-Up Current: 60A\u003c\/li\u003e \u003cli\u003eProtection Rating: \u003cstrong\u003eIP67\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eWhat’s Included (Part No. 0485)\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1 x Digital Thermatic\u003csup\u003e®\u003c\/sup\u003e Fan Switch GEN II\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003e1 x 1\/4\" NPT Thermal Sensor Kit\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e1 x 35mm Inline Adapter\u003c\/li\u003e \u003cli\u003e1 x Temperature Probe\u003c\/li\u003e \u003cli\u003e1 x Mounting Kit Temperature Probe\u003c\/li\u003e \u003cli\u003e1 x Red Ring Terminal \u003c\/li\u003e \u003cli\u003e1 x Blue Ring Terminal \u003c\/li\u003e \u003cli\u003e2 x Blue Wire Joiner\u003c\/li\u003e \u003cli\u003e2 x Self Tap Screws\u003c\/li\u003e \u003cli\u003e1 x Instructions\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eWhy Upgrade?\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eThe GEN II isn’t just an update—it’s a complete usability and performance improvement over previous models. With smarter control, faster response, improved installation design, and direct coolant sensing capability, it delivers everything needed for modern cooling systems.\u003c\/p\u003e","brand":"Davies Craig","offers":[{"title":"Default Title","offer_id":67970249261255,"sku":"0485","price":166.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0545\/5134\/7399\/files\/1778116926.04857-May-26.jpg?v=1792553869","url":"https:\/\/boosthouse.com.au\/products\/davies-craig-0485-digital-thermatic-fan-switch-gen-ii-with-1-4in-npt-sensor-and-35mm-inline-adapter","provider":"Boost House","version":"1.0","type":"link"}