TPI Low Voltage Thermostat, Series: RK Series, Heat Only Thermostat, 50 to 90 deg F Control, 2 to 3 deg F Differential, 24 VAC, 1 A Full Load, White, 3.25 in H x 3 in W x 1.13 in D Dimensions
Does not contain mercuryLeveling not requiredLong life sealed contactsFahrenheit and Celsius temperature scaleHeating only for Millivolt to 24 V System Wall StatIncludes positive off and anticipator