Staff Answer
Sep 28, 2026 - 07:32 AM
The piece with two terminals where the thermocouple screws in is the interrupter. The 621737 interrupter fits the 3163, N260, N300, N400 and N500 and is in stock. The 622746001 extension plug is discontinued.
If you have any questions, just reach out at info@rvfridgeguys.com or call us at 800-712-8822. You can find everything we carry at www.rvfridgeguys.com.
