Staff Answer
Sep 26, 2026 - 07:37 AM
The thermistor Norcold currently supplies for the N611 is the Thermistor 636658/621742, which has replaced the 618548, and it's in stock. The 618548 has been discontinued by Norcold. The N611 is discontinued too, and Norcold's replacement is the Norcold N7X. See our Norcold replacement guide.
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.
