Description
Zurn® Dual Sensing Air/Floor Thermostat, 10 to 30 VAC/VDC, 3 in W x 15/16 in D x 3-11/16 in H
Features:
- Programmable or non-prog, 10 to 30 V(AC/DC) thermostat that includes installer and user access levels
- Applications include 1-stage or 2-stage heat with or without fan and 1-stage heat/cool with fan
- QH521 is dual sensing and includes optional remote sensor that can input room, floor or outdoor temperature
- Features permanent temp hold button, backlight, time clock with 4 hr battery-free backup and optimum start
Standards/Approval:
- Class B: ICES and FCC Part 15
- CE Approval
