Trane SRT0987 Starter 321894-709 If your combustion blower requires

If your combustion blower requires time to clear the heat exchanger before ignition

it utilizes a permanent split capacitor (PSC) design for enhanced efficiency and cooler operation

it is fully compatible with R-134A and other non-corrosive refrigerants within its pressure range specified for HVAC pressure controls

With Class F insulation and an 18-inch lead length

integrating seamlessly with most 24V zoning panels

Trane SRT0987 Starter 321894-709 If your combustion blower requiresThe Trane SRT0987 Starter is a professional grade PTC Starter engineered for high demand HVAC compressor start assist applications. Rated for 450V and a maximum current of 9 Amp, this Positive Temperature Coefficient device provides the necessary torque boost during the critical startup phase of Trane heat pumps and air conditioning units. Designed as a direct OEM replacement part, it ensures seamless compatibility with existing electrical harnesses