pre-stripped leads and a terminal board for quick low-voltage terminations

this specific model is a 240V infinite switch

FAN) to be connected to the same terminal bank

60" PF (Pressure Fall) setpoint

it serves as a direct drop-in for 440V and 370V systems

ZoneFirst SPRD-12X12 Damper Els PW 17895 pre-stripped leads and a terminalThe ZoneFirst SPRD 12X12 is a professional grade barometric static pressure regulating damper engineered to maintain system integrity in multi zone residential and commercial HVAC applications. Built from heavy duty 22 gauge galvanized steel, this 12" x 12" rectangular bypass damper utilizes a counter balanced weighted arm to automatically relieve excess static pressure as zone dampers close. By bleeding off excess air, it prevents evaporator coil