Siemens Building Technology GPC161.1P Actuator 320788-704 The BROAN-NuTone S99020166 Blade is

The BROAN-NuTone S99020166 Blade is a direct OEM replacement fan blade engineered for high-demand exhaust applications

The York S1-024-35310-000 is an OEM Draft Inducer Switch designed for precise combustion air monitoring in high-efficiency gas furnaces

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Siemens Building Technology GPC161.1P Actuator 320788-704 The BROAN-NuTone S99020166 Blade isThe Siemens Building Technology GPC161. 1P Actuator is a professional grade modulating spring return actuator designed for the precise control of economizers and small air dampers. Operating on 24V AC DC, this OpenAir damper actuator delivers 35 lb in torque (4 Nm) with a consistent 60 second runtime and a 15 second fail safe spring return. Engineered for high stakes HVACR environments, the GPC161. 1P features a brushless DC motor with stall