Heil Quaker ICP 1008305 Limit Control Els PW 29614 The Sporlan 168304 BQC-AA is

The Sporlan 168304 BQC-AA is a precision-engineered replaceable valve cartridge designed for use with Sporlan BQ series thermostatic expansion valves

it operates reliably at a coil voltage of 24 VAC (50/60 Hz) and provides 1/4" quick-connect terminals for efficient field installation

making it a staple for contractors maintaining large-scale HVACR equipment

Key Benefits: Compatible with McDonnell & Miller FS4-3RP

it provides an automated "off" function for energy-heavy loads including ASHRAE-compliant ventilation fans

Heil Quaker ICP 1008305 Limit Control Els PW 29614 The Sporlan 168304 BQC-AA isWhen you're dealing with a furnace that is short cycling or a blower motor that won't kick on, the Heil Quaker ICP 1008305 5 inch Fan and Limit Control is often the exact mechanical fix required to restore safe operation. This OEM replacement limit switch serves as a critical safety interface, monitoring plenum temperatures to prevent heat exchanger overheating. As a 5 inch insertion limit control, it features a bimetal sensing probe that provides