ZoneFirst SPRD-12X12 Damper Els PW 17895 The "A" size designation corresponds

The "A" size designation corresponds to specific tonnage ratings based on the refrigerant used

this rebuild kit is the solution

ensuring exact electrical specifications and mounting alignment for a seamless "drop-in" repair

Rugged Construction: Encased in a protective shell to withstand vibrations and thermal cycling common in industrial HVAC controls

Proper alignment of this vertical condensate pan is critical for high-efficiency cooling operations where moisture removal is constant

ZoneFirst SPRD-12X12 Damper Els PW 17895 The "A" size designation correspondsThe 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