ONAN 309-0641-18 PRESSURE SWITCH - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 309-0641-18
- MPN:
- 309-0641-18
- Condition:
- New
- Availability:
- Factory Backorder
- Shipping:
- View Shipping Rates


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Description
- Genuine ONAN 309-0641-18 OEM Pressure Switch ensuring perfect fit and functionality
- Monitors and controls system pressure to maintain optimal generator operation
- Helps protect engine components by triggering safety responses under pressure variation
- Engineered for dependable performance in demanding power applications
ONAN 309-0641-18 PRESSURE SWITCH - Engineered Precision Meets Enduring Power
This ONAN 309-0641-18 Pressure Switch plays a critical role in maintaining your generator’s pressure balance, safeguarding its mechanical integrity and efficiency. Designed specifically for Cummins Onan systems, it guarantees seamless compatibility and reliable operation under variable loads. Secure your power continuity by installing this essential component today and experience unmatched system efficiency and peace of mind.
Essential Benefit for Your Power System Reliability
- Certified genuine OEM part direct from Cummins Onan, assuring original quality standards
- Ensures precise pressure monitoring to optimize engine and generator performance
- Contributes to extended engine life and reduced risk of costly breakdowns
- Designed to meet rigorous safety and emission compliance requirements
- Durable construction minimizes maintenance intervals and downtime
Details
Category: Pressure Switches
Product SKU: ONAN 309-0641-18
We prioritize helping you choose the right part for your generator system and are ready to assist through our help center whenever you need expert advice. Our commitment is to support you every step of the way, ensuring your purchase leads to a successful repair and lasting performance. Trust us to help you power your operations with confidence and care.
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