Skip to Navigation Skip to Content

ribbon image Stock Up on Real OEM HVAC Parts for the Summer Season!  SHOP NOW

Duke 223590 Knob, Thermostat, 1 to 10

Drag to spin
Log in to enable Quick Order
Manufacturer:
Duke
Manufacturer #:
223590
Parts Town #:
DUK223590
Previous Part #:
Units:
Each
Fits Models:
View Models List
California Residents: 
Proposition 65 Warning

Duke 223590 Genuine OEM Replacement Part

A Duke 223590 Knob allows operators to adjust the thermostat on a food warmer and set the unit to the appropriate temperature for whatever food the unit holds.

  • Real OEM knobs are made by the manufacturer to fit and function with your unit perfectly
  • Fits popular models, such as the ADI2E, ASI1E and EP-2 CBPG, among others (please see FITS MODELS below for a complete list)
  • Common Equipment Type: Food Warmer
  • Range: 1-10

Common Questions and Answers

Why is the Duke 223590 Knob needed for consistent operation?

The Duke 223590 Knob regulates equipment temperature by providing the user interface for thermostat control within temperature sensing and control systems. Its numbered design supports accurate, repeatable setting changes so the equipment can maintain more consistent heating performance.

What are some potential signs that the Duke 223590 Knob could be failing?

The Duke 223590 Knob might be wearing out if the unit is not heating properly, a steam table is not heating, the thermostat is not cycling properly or the dial is faulty. Potential operational signs might include a missing or broken knob, thermostat binding, shorting or incorrect knob fit, which may be addressed by installing a real OEM replacement for more dependable operation.

Read More FAQs

Is same-day shipping available for the Duke 223590 Knob?

Yes! We offer same-day shipping on in-stock real OEM parts Monday—Friday until 9 PM ET and on Saturday until 4 PM ET for online air orders. Our network of fulfillment centers is extensive, so we're able to streamline processing and ship products efficiently.

How do I track my Duke 223590 Knob once it has shipped?

View shipping details on your real OEM replacement parts by visiting our Track My Order page and putting in your order number or purchase order (PO) number and zip code. With real-time updates on your delivery easily accessible, you'll always know how your shipment is progressing.

What customer support options are available for my Duke 223590 Knob?

Customer support for real OEM replacement parts is available through several channels 8 AM—9 PM ET Monday—Friday via chat, email, phone and more. Visit our Contact Us page and get in touch with us if you're experiencing any issues.

Can I return my Duke 223590 Knob if needed?

Absolutely! Customers are able to return most new, unopened real OEM replacement parts within 90 days of delivery, so go to our Returns page and see if your order qualifies. Return eligibility may differ for custom orders.

  • Length:
    1.75 in / 4.45 cm
  • Width:
    1.65 in / 4.19 cm
  • Height:
    0.85 in / 2.16 cm
  • Weight:
    0.04 lbs / 18 g