Durable, low-maintenance housing: Double-sided ABS construction is safe, water resistant, and heat resistant, making the thermostat easy to clean and built to last in mobile and small-space environments. Precise temperature control: Wide temperature setting range from 37 to -1 °C (98 to 33 °F) gives accurate regulation for both heating and cooling so you can maintain a comfortable cabin temperature. Simple installation and direct compatibility: Designed as a T-state wall thermostat for heating and cooling systems. Compatible with models 8330-336, 8330-337, 8330-338, 8330-339, 8330-368, and 8330-386 for straightforward replacement or upgrade. Full room-climate control: Multiple adjustment modes let you tailor operation to current conditions—improve comfort, avoid overcooling or overheating, and reduce energy waste. Practical performance: Reliable response to setpoint changes and a clear, accessible wall-mounted interface make everyday use quick and predictable. Why you need it: Keeps living spaces in motorhomes and similar vehicles at a stable, comfortable temperature; prevents temperature swings that affect sleep, electronics, and food storage; and reduces the need for frequent manual adjustments. Built for mobile use: Materials and design withstand typical demands of vehicle environments (moisture, heat) while remaining easy to maintain. Typical applications Motorhomes and RVs: Replace or upgrade the existing wall thermostat to get accurate heating and cooling control on the road. Campervans and caravans: Maintain comfortable interior temperatures during travel and overnight stays with a compact, vehicle-ready thermostat. Small fixed spaces with compatible control systems: Use where T-state wall thermostat compatibility is required, matching models 8330-336, 8330-337, 8330-338, 8330-339, 8330-368, or 8330-386. Compatibility and installation notes Designed for direct compatibility with the listed model numbers; intended for wall-mounted T-state heating and cooling systems. Follow vehicle or equipment wiring diagrams and safety procedures during installation.