Robertshaw RS1100-72 Thermostat

Robertshaw RS1100-72 Thermostat is a compact, low-voltage device that delivers reliable comfort control. This 24 Volt AC thermostat operates at 50/60 Hz with a 1 Amp current rating and offers both 5-1-1 day programmable and non-programmable modes to fit your schedule.

With a white rectangular horizontal cover, it blends into modern interiors. It supports gas, electric, and oil heating systems and uses R and W terminals for straightforward wiring. The RS1100-72 provides a precise temperature range from 40 to 90°F and is powered by a 3V DC AAA alkaline battery for dependable operation. Its compact size (4.5" W x 1" D x 3.35" H) helps it fit in tight spaces while delivering consistent heat control.

• Voltage: 24V AC, 50/60 Hz
• Programmable options: 5-1-1 day programmable or non-programmable
• Control: 1-Heat, Off; terminals R and W
• Temperature range: 40–90°F
• Battery: Includes 3V DC AAA alkaline battery
• Dimensions: 4.5"W x 1"D x 3.35"H
• Applications: Gas, Electric, Oil heating