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Defrost Timer for Westinghouse Fridges (RJ390P, RJ390M, RJ280M, SR300A-R, N476C)

Replacement defrost timer for Westinghouse frost-free fridges, listed for models RJ390P, RJ390M, RJ280M, SR300A-R and N476C.
$12.20 AUD
  • Mechanical defrost timer, model TMDE 520 ZC1
  • AC 200-240V, 10A, 50/60Hz
  • Made to suit Westinghouse fridges, not a Westinghouse branded part

Your model number is on the rating label inside the fridge. We check it instantly.

Order by 6pm Sydney time

Dispatched the same business day

Ships from Colebee, NSW

Australia Post, Australia-wide. Shipping calculated at checkout.

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  • Same-day dispatch

    Orders by 6pm Sydney time, business days.

  • Honest labelling

    Marked “for” a brand or generic, never called genuine unless it is.

  • Fair returns

    Clear return conditions. Your Australian Consumer Law rights apply.

  • Real people to help

    Call 0405 972 558 or email sales@fastfridgespares.com.au

Complete the repair

Explore related spare parts and helpful guides. Check compatibility before adding a part to your order.

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Is this the right part?

Quick answer: this is a mechanical defrost timer listed for Westinghouse models RJ390P, RJ390M, RJ280M, SR300A-R and N476C. Match the part numbers printed on your old timer and your fridge model number before you order.

SpecificationDetail
TypeDefrost timer (mechanical)
Listed forWestinghouse fridges: RJ390P, RJ390M, RJ280M, SR300A-R, N476C
Model (as listed)TMDE 520 ZC1
Rating (as listed)AC 200-240V, 10A, 50/60Hz
Not suitable forFridges with an electronic control board instead of a mechanical timer
Warranty1 year manufacturer warranty
ConditionBrand new, in original packaging

Signs the timer may have failed

  • Thick frost or ice on the freezer back wall
  • The freezer is cold but the fridge section is warm
  • The fridge never seems to start a defrost cycle
  • Ice returns a few days after you defrost the freezer by hand

Why buy from Fast Fridge Spares

A real Australian business

Online store in Colebee, NSW. Phone 0405 972 558 or email sales@fastfridgespares.com.au.

We tell you what you are buying

Parts are labelled for a brand or generic. We never call a part genuine unless it is.

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Send your model number and a photo of the existing part. Our team can help you check before ordering.

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Clear returns

See our refund policy for return conditions. Your Australian Consumer Law rights apply.

Read the policy

Frequently asked questions

Which Westinghouse fridges is this defrost timer listed for?
It is listed for Westinghouse models RJ390P, RJ390M, RJ280M, SR300A-R and N476C. It is a replacement part made to suit Westinghouse fridges, not a Westinghouse branded part.
What does a defrost timer do?
A mechanical defrost timer starts the defrost cycle at set intervals. It turns off cooling and sends power to the defrost heater so the frost on the evaporator coil melts.
What are the signs the defrost timer has failed?
Thick frost or ice on the freezer back wall, a cold freezer with a warm fridge section, a fridge that never starts a defrost cycle, and ice returning a few days after a manual defrost.
What are the timer specifications?
It is a mechanical defrost timer, model TMDE 520 ZC1, rated AC 200-240V, 10A, 50/60Hz, with a 1 year manufacturer warranty.
Will it suit a fridge with an electronic control board?
No. Many newer fridges use an electronic control board instead of a mechanical timer, so this part will not suit those.
Do you ship Australia-wide?
Yes. Orders placed by 6pm Sydney time ship the same business day from Colebee, NSW, and we ship across Australia.

Defrost Timer for Westinghouse Fridges (RJ390P, RJ390M, RJ280M, SR300A-R, N476C)

$12.20 AUD. Order by 6pm Sydney time for same-business-day dispatch.

Which defrost timer do I need?

A defrost timer must suit your fridge. This one is a mechanical timer listed for Westinghouse models RJ390P, RJ390M, RJ280M, SR300A-R and N476C. Many newer fridges use an electronic control board instead of a mechanical timer, so this part will not suit those.

Timer Type Listed for
Westinghouse timer (this part) Mechanical, TMDE 520 ZC1, AC 200-240V 10A RJ390P, RJ390M, RJ280M, SR300A-R, N476C
6hr 21min timer Mechanical, generic A range of fridges and freezers. Check your old timer

Check the rest of the defrost system

The same signs can come from a failed defrost heater or thermostat. See our defrost heaters and Klixon defrost thermostat, or send your model number through Find Your Part. Browse all defrost timers and thermostats.