ONAN 3090672 HIGH WATER TEMPERATURE SWITCH Original ONAN/CUMMINS OEM part
ONAN
- Payment Methods
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- SKU:
- ONAN 309-0672
- MPN:
- 309-0672
- Condition:
- New
- Shipping:
- View Shipping Rates

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Description
- Precision crafted to safeguard your power system
- Accurate high-temperature detection for engine protection
- Durable construction for extended service life
- 100% Genuine ONAN OEM component, guaranteeing perfect fit and function
ONAN 309-0672 HIGH WATER TEMPERATURE SWITCH–Empowering your generator’s heartbeat with ONAN’s trusted craftsmanship
Designed to monitor critical coolant temperatures, the ONAN 309-0672 switch delivers dependable, long-lasting performance that preserves engine integrity. As a genuine OEM part, it assures seamless compatibility and peak efficiency for your ONAN generator. Act now to secure your system’s safety and consistent power delivery—embrace ONAN’s excellence today.
Vital feature that makes a difference
- Reliable thermal sensing protects against costly engine overheating and shutdowns
- Timely replacement prevents unexpected failures during crucial operations
- Order your genuine ONAN 309-0672 switch now to maintain uninterrupted, efficient power service
Details
Product SKU: ONAN 309-0672
Our expert team is committed to assisting you throughout the selection process to ensure you receive the correct replacement part tailored to your generator. Reach out any time via our help center—we’re passionate about helping you achieve lasting repairs and maintaining the reliable power you deserve.
Returns Information
You may return new, non-used, and unopened items within 30 days of delivery date under a 20% re-stocking fee in case you do not need it anymore or you have ordered a wrong item.
We cannot accept any returns on "Pumps, Motors, Electrical Items & Transmissions" whether the product is used or new, however in rare cases we may allow an exception under a 40% re-stocking fee.
If you need to return an item, please go to our chat located in the lower right corner, select the option “Returns” and follow the steps to submit your request. Please have on your hands pictures of the item, they will be requested. You will shortly receive an answer from our Customer Service Team providing authorization and return instructions. Likewise, if an exception cannot be authorized, you will receive an answer from us. No returns will be accepted in our warehouse without an RMA number (Return Merchandise Authorization).
All return shipping costs are on customer's responsibility and will not be refundable.
Returns are inspected once they arrive. If the inspection determines that the items are used, non-resellable condition, or damaged, the return will be denied and the customer will be contacted to ship the parts back at the customers' request and cost.
Cancellations
You may cancel your order, in whole or in part, only if the part is backordered and it isn't ready to ship. Once an order has been shipped, sent from the supplier to our warehouse, or in the dispatch line, we cannot cancel it. If your order is shipped, you will need to follow our return policy to return the items you no longer want.
If you need to cancel an order or item for any reason, you may submit a cancellation request directly through your account to the "more options" section or contact us by live chat. All the cancellation requests are evaluated before its approval. If you submit a cancellation request out of business hours, on a weekend or holiday, it will be processed on the next available business day.
Please allow for the cancellation to be confirmed, and check your account for updates on the status. The cancellation process usually takes 24-48 hours to be confirmed by email. We will process your cancellation request and issue a refund to your original payment method.
In the event that an item becomes no longer available (NLA), we will cancel it from your order and ship the remaining items to you. We will send you an email notification if we cancel any part of your order.
Some products may contain chemicals known to the State of California to cause cancer or reproductive harm. ⚠️ WARNING: www.P65Warnings.ca.gov