The standard B340 series is typically rated for media temperatures ranging from 0°F to 250°F (-18°C to 120°C)

For service technicians handling residential and light commercial HVAC repairs

Vibration Dampening: The built-in sensitivity adjuster allows you to stabilize the valve against high-velocity steam chatter

utilizing this factory-authorized fan blade ensures the furnace or package unit operates within original manufacturer specifications

Built to handle a dual 24 VAC/VDC supply voltage

Fasco 35-461 Resilient Base 320788-703 The standard B340 series isThe Fasco 35 461 Resilient Base is a critical mounting component designed for 4. 61 inch diameter motors, specifically engineered to isolate vibration and reduce mechanical noise in HVAC applications. This cradle mount base features a 3. 5 inch shaft height, ensuring precise alignment with existing blower housings or fan assemblies. Constructed from heavy gauge steel with a corrosion resistant finish, it provides a stable platform for fractional