Zonefirst ZD-8X8 8L X 8H Parallel 2 Pos 24V S/R Els PW 17895 The B1086750SP is the current

The B1086750SP is the current production OEM service part that replaces the older B1086750 and B1086750S variants

The York S1-024-19082-019 is a professional-grade 24V heat sequencer relay engineered for precise staging of heating elements in electric furnaces and air handler units

Enhanced Safety Compliance: Certified for ANSI Z21

snap-acting millivolt thermostat specifically engineered for high-demand commercial cooking equipment

The Reznor 68005 Fan Blade is constructed from durable materials to withstand the high-temperature environments typical of industrial HVAC applications

Zonefirst ZD-8X8 8L X 8H Parallel 2 Pos 24V S/R Els PW 17895 The B1086750SP is the currentThe Zonefirst ZD 8X8 is a professional grade 8" x 8" parallel blade zone damper designed for precision airflow management in forced air systems. Engineered with a 24V spring return motor, this normally open (N. O.) damper provides a fail safe solution that defaults to the open position during power loss, ensuring continuous ventilation. As a direct drop in for the legacy ZDS 8X8, it features an extruded aluminum frame and parallel blade design for low