Answer
Apr 22, 2026 - 11:23 AM
Yes, if your current thermostat is a standard 7-wire Coleman Mach wall thermostat, the 9420-391 should be a compatible replacement.
Will this replace my current 7 wire Coleman mack stat Coleman Mach 9420-391 RV Thermostat | Black rv thermostats
Question ID: 7036071 Status:
Open Apr 22, 2026 - 11:04 AM
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Coleman Mach 9420-391 RV Thermostat | Black
The Coleman-Mach 9420-391 brings WiFi connectivity to your RV climate control. Control your A/C and heat from your phone with programmable Eco, Comfort,...
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Coleman-Mach 9420-391 Wi-Fi RV Thermostat | 12V Single-Zone
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