A Duke 502812 Circuit Breaker/Switch delivers two-pole protection and control, preventing electrical faults from sidelining your proofing cabinet and sustaining steady operation.
The Duke 502812 Circuit Breaker/Switch protects the proofing cabinet's electrical circuits from overcurrent, overload and short-circuit conditions as part of the electrical protection system. Its 2-pole, 20A, 120/240V design matters because it is built to interrupt power across the circuit under specified operating conditions and support safe, consistent equipment operation.
The Duke 502812 Circuit Breaker/Switch may be nearing replacement if the unit is not working, not heating or the proofer will not run, especially when the breaker switch is faulty, weak or not resetting properly. These problems often appear as a bad power switch, a weak breaker-style on/off switch or a circuit breaker that can be about to fail, which could be remedied by using a real OEM replacement to support reliable performance.
We provide same-day shipping on in-stock real OEM parts Monday through Friday until 9 PM ET and on Saturday until 4 PM ET for online air orders. By keeping turnaround times as short as possible, we help you get what you need ASAP.
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Yes! Parts Town gives you the option to return most new, unopened real OEM replacement parts within 90 days of delivery, so head to our Returns page to see if your order qualifies. For parts that have been installed and no longer work, fill out the form in the Defective Parts & Warranty Inquiries section.