Lochinvar & A.O. Smith 100173794 Door Kit 320819-301 this normally closed disc-style switch

this normally closed disc-style switch acts as a primary safety mechanism

this industrial-grade component is rated for 50 Amps (AC-3) and supports motor loads up to 40 HP at 480V

Industrial Load Management: Rated for up to 480 VAC

As a direct replacement for HD56AZ460

this control is specifically designed to work with the P399 series pressure transducers to convert refrigerant pressure into the required DC input signal for the controller

Lochinvar & A.O. Smith 100173794 Door Kit 320819-301 this normally closed disc-style switchWhen you're servicing high efficiency units like the Lochinvar Knight XL or A. O. Smith commercial boilers, maintaining the integrity of the combustion chamber is non negotiable. The Lochinvar & A. O. Smith 100173794 Door Kit is the specific OEM replacement part required to ensure a gas tight seal on the heat exchanger access point. Designed for precision fitment on models including the KBN399 and KBN500, this heat exchanger access door kit allows for