Lochinvar & A.O. Smith 100189054 Collar 322838-753 Universal Round/Oval Compatibility: The 18-inch

Universal Round/Oval Compatibility: The 18-inch length provides ample slack to secure various microfarad (MFD) rated capacitors

Enhanced Torque Capacity: Sintered carbon steel construction provides superior strength compared to standard cast iron alternatives

While it is SPDT

Does this unit come with a 480V AC coil

For technicians troubleshooting frequent "Air Pressure SW" lockouts

Lochinvar & A.O. Smith 100189054 Collar 322838-753 Universal Round/Oval Compatibility: The 18-inchThe Lochinvar & A. O. Smith 100189054 Collar is a precision engineered 4" flue collar essential for maintaining the structural integrity of high efficiency venting systems. As an OEM component, this kit provides a secure, gas tight transition between the appliance and the exhaust infrastructure, preventing hazardous leaks and ensuring optimal draft performance. This specific part is a direct replacement for legacy units, as 100189054 is identical to