{"product_id":"lrichy-rv-thermostat-3-wire-12vdc-for-dometic-ct-replacement-capacitive-touch-blue-backlit-display","title":"Lrichy RV Thermostat 3-Wire 12VDC for Dometic CT Replacement — Capacitive Touch, Blue Backlit Display","description":"\u003cp\u003e\u003cstrong\u003eThe Lrichy 3316250.712 is an upgraded 3-wire, 12VDC RV thermostat designed to replace compatible Dometic CT units and deliver touch-controlled single-zone temperature and fan management for RV heating and cooling.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact thermostat provides a modern capacitive-touch interface, a blue-backlit display, and straightforward controls for furnace and air conditioning systems in RVs that use a 3-wire, 12V DC wiring standard. It supports both Fahrenheit and Celsius, three fan speeds, and separate temperature ranges for heat and air conditioning. Before purchasing, verify your RV uses a 3-wire thermostat harness and 12V DC power—this unit does not support 2-wire or 6-wire systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know this thermostat matches my RV wiring?\u003c\/h3\u003e\n\u003cp\u003eConfirm compatibility by removing your existing thermostat and counting the wires in the connector: this Lrichy model requires three wires and a 12V DC supply. If you have fewer or more wires, this unit will not function correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks only with 3-wire RV thermostat harnesses.\u003c\/li\u003e\n  \u003cli\u003eRequires 12V DC control voltage—common in RV systems.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with 2-wire or 6-wire thermostats—check before ordering.\u003c\/li\u003e\n  \u003cli\u003eDesigned as a direct fit replacement for Dometic 3316250.712 compatible units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat controls and temperature ranges does it offer?\u003c\/h3\u003e\n\u003cp\u003eThe thermostat provides simple, tactile controls for switching modes and adjusting temperature using capacitive touch buttons. It supports distinct ranges for heating and cooling and lets you toggle between Fahrenheit and Celsius by holding the increase and decrease buttons together.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFurnace (heat) set range: 40°F–90°F.\u003c\/li\u003e\n  \u003cli\u003eAir conditioning set range: 55°F–90°F.\u003c\/li\u003e\n  \u003cli\u003eThree fan speed settings and single-zone control for one living area.\u003c\/li\u003e\n  \u003cli\u003eTap buttons to raise\/lower temperature; hold both to switch °F\/°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and daily operation?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be straightforward if you already have a compatible 3-wire connector—swap the old unit for this one and secure the wiring. Daily use is intuitive thanks to the responsive touch surface and a clear backlit display, making mode changes and temperature adjustments quick even in low light.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple swap-in design for matching 3-wire connectors.\u003c\/li\u003e\n  \u003cli\u003eCapacitive touch buttons for smooth, responsive input.\u003c\/li\u003e\n  \u003cli\u003eBlue backlight for visibility at night or in shaded areas.\u003c\/li\u003e\n  \u003cli\u003eControls both furnace and AC without complex programming.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support does Lrichy provide?\u003c\/h3\u003e\n\u003cp\u003eLrichy backs this thermostat with a two-year warranty and a customer-friendly replacement\/refund policy for defects. For assistance during installation or with features, contact the seller’s support channel to expedite troubleshooting or a warranty claim.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo-year warranty for product defects and malfunctions.\u003c\/li\u003e\n  \u003cli\u003eFree replacement or refund options for qualifying issues.\u003c\/li\u003e\n  \u003cli\u003eDedicated customer support via the vendor’s listed contact method.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Lrichy 3316250.712 is aimed at RV owners and technicians who need a reliable, modern replacement for compatible Dometic CT-style thermostats in 12V DC, 3-wire systems. It suits people who prefer touch controls and a clear display over older mechanical or simple digital thermostats, and who want basic single-zone control of furnace and air conditioning without multi-zone complexity.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eKey features: capacitive touch control, blue backlight, single-zone heat\/cool, 3 fan speeds, °F\/°C toggle.\u003c\/li\u003e\n  \u003cli\u003eImportant reminder: verify a 3-wire, 12V DC wiring harness before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this thermostat work if my RV has a 2-wire system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The Lrichy 3316250.712 requires a 3-wire harness and 12V DC. Count wires before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I switch between Fahrenheit and Celsius?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Press and hold the ▲ and ▼ buttons together for 1–3 seconds to toggle °F and °C.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Lrichy","offers":[{"title":"Default Title","offer_id":55167503368535,"sku":"B0FRML7377","price":41.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/lrichy-front-panel-display.jpg?v=1790387777","url":"https:\/\/britishgarage.co.uk\/products\/lrichy-rv-thermostat-3-wire-12vdc-for-dometic-ct-replacement-capacitive-touch-blue-backlit-display","provider":"British Garage","version":"1.0","type":"link"}