{"product_id":"qhhr-rv-wall-thermostat-replacement-for-dometic-black-3-wire-single-zone-with-blue-backlit-lcd-and-capacitive-touch","title":"QHHR RV Wall Thermostat Replacement for Dometic — Black 3‑Wire Single‑Zone with Blue Backlit LCD and Capacitive Touch","description":"\u003cp\u003e\u003cstrong\u003eQHHR 3316250.712 is a single-zone, 3-wire RV wall thermostat designed to replace Dometic controls and give you a clear blue-backlit LCD and capacitive touch operation for precise temperature management.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eReplace a worn or incompatible control in your camper or motorhome with this QHHR wall thermostat engineered to work with many Dometic air conditioner models. Instead of mechanical buttons, it uses capacitive touch sensing for a sleek front panel, and its blue backlight LCD keeps readings readable in dim conditions. The unit is black with a compact profile that fits common RV cutouts and connects with three wires for straightforward installation on single-zone systems.\u003c\/p\u003e\n\n\u003ch3\u003eWill this thermostat work with my Dometic air conditioner?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the QHHR 3316250.712 is compatible with a wide range of Dometic units and related model numbers. Check your existing model list against the compatibility set to confirm an exact match before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible Dometic models include 457915, 459516, 459530 and several 540xxx\/640xxx series units.\u003c\/li\u003e\n  \u003cli\u003eAlso lists factory references like B57915, B59516, H540316 for cross-compatibility.\u003c\/li\u003e\n  \u003cli\u003eDesigned for single-zone RV, trailer and camper air conditioning systems that use a 3-wire connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and set up?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic RV wiring and replacing a wall thermostat. The three-wire design keeps wiring simple, and the unit mounts into common RV thermostat openings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3-wire connection matches typical single-zone RV HVAC systems for quick swap-in.\u003c\/li\u003e\n  \u003cli\u003eCapacitive touch front eliminates mechanical parts that can wear out over time.\u003c\/li\u003e\n  \u003cli\u003eCompact footprint fits standard wall cutouts used in many campers and trailers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat controls and display features does it offer?\u003c\/h3\u003e\n\n\u003cp\u003eThis thermostat uses capacitive touch controls for a modern, responsive feel and a blue-backlit LCD to keep temperature and mode information visible in low light. The simplified interface focuses on essential settings to avoid overwhelming small RV control panels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBlue backlight LCD for clear visibility at night or in dim interiors.\u003c\/li\u003e\n  \u003cli\u003eCapacitive sensing gives a flat, easy-to-clean front with no moving buttons.\u003c\/li\u003e\n  \u003cli\u003eDisplays current temperature and basic mode icons for quick reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support come with the thermostat?\u003c\/h3\u003e\n\n\u003cp\u003eQHHR provides a one-year warranty with this replacement thermostat and offers customer support if installation or performance questions arise. Keep your purchase information and reach out promptly if you need help.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-year limited warranty included with purchase.\u003c\/li\u003e\n  \u003cli\u003eCustomer support available for installation guidance and troubleshooting.\u003c\/li\u003e\n  \u003cli\u003eReplacement recommended if compatibility or wiring uncertainties exist—ask support before modifying your system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This QHHR thermostat is aimed at RV owners, trailer renovators, and mobile home technicians who need a reliable single-zone replacement for Dometic-style air conditioners. It suits people who prefer a low-profile, touch-sensitive control with a bright LCD, and anyone seeking a quick, 3-wire swap to restore temperature control in their camper or motorhome.\u003c\/p\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: Is this thermostat compatible with Dometic 640315 models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The QHHR 3316250.712 lists compatibility with several 640315-series Dometic models; confirm your exact model number before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit require professional installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Not necessarily. If you’re comfortable with basic 3-wire HVAC wiring it’s a simple swap; otherwise, use a qualified RV electrician.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"QHHR","offers":[{"title":"Default Title","offer_id":67590863290553,"sku":"B0CZJKB66R","price":71.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/qhh_r-thermostat-front-panel.jpg?v=1790538699","url":"https:\/\/redleafauto.ca\/products\/qhhr-rv-wall-thermostat-replacement-for-dometic-black-3-wire-single-zone-with-blue-backlit-lcd-and-capacitive-touch","provider":"Redleaf Auto","version":"1.0","type":"link"}