McDonnell & Miller 157S-A Controller Els PW 29614 this exhaust vent assembly features

this exhaust vent assembly features a thermally protected air-over motor with a durable metal housing

Internal gaskets on blade edges significantly reduce air bypass when in the closed position

ensuring pin-for-pin terminal alignment

As the direct successor to the legacy CBK2PD240VA060S model

the Intermatic WG1600-11 Motor is the industry-standard replacement for restoring timing accuracy

McDonnell & Miller 157S-A Controller Els PW 29614 this exhaust vent assembly featuresThe McDonnell & Miller 157S A (Part Number 173702) is a heavy duty combination low water cut off and pump controller designed specifically for commercial and industrial steam boiler applications. Featuring a snap acting SPDT switch, this unit ensures precise control over water levels and reliable burner cutout during low water conditions. The 157S A model includes alternate tappings, providing versatile installation options for equalizing pipes and