ZoneFirst MZA2 Zone Adder 30067439-890 Robust Construction: Forged from high-grade

Robust Construction: Forged from high-grade brass to withstand high-pressure environments up to 700 PSI

featuring a calibrated 190°F open temperature to interrupt the burner circuit during over-temperature conditions and a 160°F close temperature for system re-engagement

Common causes include physical debris in the capillaries

it handles approximately 14

ZoneFirst MZA2 Zone Adder 30067439-890 Robust Construction: Forged from high-gradeThe ZoneFirst MZA2 is a critical expansion component designed specifically for the MZS4 Zone Control Panel, allowing for the seamless integration of two additional HVAC zones. Operating on 24VAC, this zone adder utilizes plug and play connectivity to bridge additional dampers and thermostats into the existing master control logic. For contractors managing larger residential or light commercial zoning projects, the MZA2 eliminates the need for