Marathon B305 Motor 318172-701 Includes the thermostat sub-base for

Includes the thermostat sub-base for a complete

the unit features a integrated steel hub with a standard set screw for secure mounting to a 1/2-inch motor shaft

For optimal buoyancy in high-capacity tanks

provided the timing ranges and voltage ratings match the original equipment specifications

Advanced Diagnostics: Interfaces seamlessly with the Knight Boiler display to provide real-time fault codes and operational data

Marathon B305 Motor 318172-701 Includes the thermostat sub-base forThe Marathon B305 is a high performance 1 3 HP belt drive blower motor designed for continuous duty in demanding HVACR applications. Operating on 115Vac single phase power, this 48Y frame motor delivers a reliable 1725 1800 RPM (4 pole) output with a robust 1. 35 service factor, allowing for occasional peak loads without compromising long term durability. This model features a split phase design optimized for residential and commercial furnace blower