Williams 9940 Converter 322056-301 this belt is compatible with

this belt is compatible with any belt-driven system requiring an 84-inch industrial V-belt with a matching cross-sectional profile

Featuring an IP65 protection rating and a 4-20 mA DC analog output

it is a direct drop-in replacement for the 621891R

Integrating this R20536201 motor assembly ensures your furnace maintains optimal airflow efficiency and safe venting throughout the heating season

and circulator with precision safety timings and 3-amp fuse protection

Williams 9940 Converter 322056-301 this belt is compatible withThe Williams 9940 Hard Wire Converter is a critical component for integrating modern electronic thermostats with older 24V furnace systems that lack a dedicated C wire. This HVAC power interface converts 115V line voltage into the 24V supply necessary to power digital controls, ensuring stable operation without battery drain. Designed specifically for compatibility with Williams furnace models and wall heaters, this 10VA rated converter facilitates a