{"product_id":"ihoumex-rv-thermostat-7330f3852-single-stage-12v-replacement-for-coleman-mach-mechanical-readout-fan-speed-control","title":"IHOUMEX RV Thermostat 7330F3852 Single-Stage 12V Replacement for Coleman Mach — Mechanical Readout, Fan Speed Control","description":"\u003cp\u003e\u003cstrong\u003eThe IHOUMEX 7330F3852 is a 12V single-stage RV wall thermostat that replaces Coleman Mach controls to give you manual heat, cool and fan-speed control for consistent onboard comfort.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, mechanical thermostat is designed to swap into Coleman Mach series air conditioner systems and similar RV units, offering straightforward temperature adjustment, Auto\/On fan modes and high\/low fan speed selection. It uses a simple six-color wire harness for faster fitting and a mechanical readout so you can see set and ambient temperatures at a glance. Built from durable materials for mobile use, the unit aims to restore reliable climate control in older RVs or serve as a direct replacement during repairs.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Coleman and RV air conditioners is this compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis replacement fits multiple Coleman Mach models and related RV AC systems that use the same single-stage thermostat wiring and control layout. It is intended for Mach series air conditioners and common rooftop units that accept the 7330F3852 electrical pattern. Always compare your existing thermostat connector and wiring colors before purchasing to confirm compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with Coleman Mach 15, Mach 3 Plus, Mach 1 Power Saver and Mach III Power Saver series\u003c\/li\u003e\n  \u003cli\u003eCompatible with Mach 8, Mach 8 Polar Cub, Roughneck and other Mach variants\u003c\/li\u003e\n  \u003cli\u003eMatches Coleman Mach part patterns like 8330-336, 337, 338, 339, 368, 386\u003c\/li\u003e\n  \u003cli\u003eDesigned for 12 VDC single-stage HVAC systems commonly found in RVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install the 7330F3852 thermostat in my RV?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be straightforward for anyone comfortable with basic RV wiring: disconnect power, remove the old thermostat, and transfer the six color-coded wires to the matching terminals on the replacement. The included manual outlines the original wiring order and terminal mapping to minimize errors. If you are unsure about working with 12 VDC wiring, consult a qualified RV technician to avoid damage or safety issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix color-coded wires match common Coleman terminal layouts for fast re-hookup\u003c\/li\u003e\n  \u003cli\u003eMechanical control eliminates software pairing or programming steps\u003c\/li\u003e\n  \u003cli\u003eMounts to standard single-gang wall openings used in many RVs\u003c\/li\u003e\n  \u003cli\u003eAlways disconnect power before starting installation for safety\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat controls and settings does this thermostat offer?\u003c\/h3\u003e\n\u003cp\u003eThe IHOUMEX 7330F3852 provides manual temperature adjustment plus fan-mode and fan-speed control to tailor airflow and comfort. You can switch between Auto and On fan modes and select high or low fan speed, while the mechanical readout shows the set position. It is a single-stage control, so it operates basic heat\/cool cycles rather than multi-stage or smart thermostat features.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto and On fan modes for automatic cycling or continuous airflow\u003c\/li\u003e\n  \u003cli\u003eHigh and Low fan speed selector to balance comfort and noise\u003c\/li\u003e\n  \u003cli\u003eMechanical dial\/display for tactile, reliable adjustments\u003c\/li\u003e\n  \u003cli\u003eSingle-stage heat\/cool control compatible with many RV AC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and travel-ready is this replacement thermostat?\u003c\/h3\u003e\n\u003cp\u003eDesigned for mobile life, the thermostat is built from robust components to tolerate the vibration and temperature swings common in RV use. Its simple mechanical design reduces the number of electronic failure points, supporting long-term reliability on road trips. Routine care—secure mounting and clean terminal contacts—helps preserve function over many seasons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSturdy housing resists vibration and typical RV wear\u003c\/li\u003e\n  \u003cli\u003eMechanical controls reduce electronic complexity and failure risk\u003c\/li\u003e\n  \u003cli\u003eQuality terminals resist corrosion when properly installed\u003c\/li\u003e\n  \u003cli\u003eSupported by a clear wiring guide for secure, correct connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: RV owners, fleet managers or technicians who need a direct, no-frills replacement for Coleman Mach-style thermostats. It’s ideal when you want a reliable, mechanical control for a single-stage 12 VDC RV HVAC system without adding smart features. Choose this unit if your current thermostat is failing, if you’re restoring an older RV, or if you need a drop-in compatible part for Coleman Mach series air conditioners.\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 a direct replacement for Coleman Mach models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits many Coleman Mach series units that use the same six-wire single-stage layout, but verify your connector and wiring colors before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the 7330F3852 require programming or a power reset?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No programming is needed; it’s a mechanical single-stage thermostat. Simply wire it to match your original connections and restore power.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"IHOUMEX","offers":[{"title":"Default Title","offer_id":55171268378967,"sku":"B0DSFTKDTM","price":49.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/ihoumex-thermostat-front-panel.jpg?v=1790441675","url":"https:\/\/britishgarage.co.uk\/products\/ihoumex-rv-thermostat-7330f3852-single-stage-12v-replacement-for-coleman-mach-mechanical-readout-fan-speed-control","provider":"British Garage","version":"1.0","type":"link"}