making it compatible with most standard 3-wire incremental controllers in modern building management systems

These flat gaskets provide the exact compression thickness required to meet original assembly tolerances

How do I know if my 100165924 ignitor needs replacement

The M573-2520 is industrially recognized as identical to the 2473-210

When sizing your control circuit

Lochinvar & A.O. Smith 100112679 Ignitor 322838-752 making it compatible with mostWhen you're troubleshooting a call for heat and find the hot surface ignitor isn't glowing, the Lochinvar & A. O. Smith 100112679 Ignitor is the OEM replacement part required to restore system sequence. This nitride ignitor kit is engineered for high performance gas water heaters and boilers, providing the thermal durability needed to withstand repeated ignition cycles. As a veteran technician knows, silicon nitride construction offers significantly