ONAN 122-0645 OIL FILTER - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 122-0645
- MPN:
- 122-0645
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock


Available Inventory
Get what you need quickly with our wide stock and fast shipping.
Competitive Pricing
Enjoy competitive rates and great deals on every order.
Customer Support
Our team is always ready to answer your questions and provide the best assistance.
Description
- Genuine ONAN 122-0645 oil filter, engineered by Cummins for precise fit and performance
- Effectively removes contaminants to sustain engine cleanliness and extend component life
- Supports consistent oil flow to maintain optimal lubrication and reduce engine wear
- Reliable power starts with trustworthy parts crafted specifically for your ONAN system
ONAN 122-0645 OIL FILTER - Power Protection Perfected by ONAN Innovation
This ONAN 122-0645 oil filter plays a vital role in keeping your generator engine running at peak efficiency by capturing harmful particles and preventing premature wear. Designed for seamless compatibility with ONAN systems, this filter safeguards your investment with every maintenance cycle. Secure this essential replacement part today and experience continuous operational reliability built on Cummins engineering excellence.
Benefit that Elevates Your Power System Reliability
- Guaranteed authentic Cummins OEM quality, ensuring precise specifications and dependable fit
- Enhanced filtration media for superior contamination capture, protecting critical engine parts
- Improves fuel economy by maintaining oil purity and optimal engine function
- Minimizes downtime and costly repairs with robust durability under demanding conditions
- Supports emissions control by maintaining proper engine lubrication and reducing wear
Details
Category: Oil Filters
Product SKU: ONAN 122-0645
Our customer support team stands ready to assist you in making the best choice for your generator maintenance needs. You can reach out anytime through our help center for expert guidance tailored to your equipment. We are committed to ensuring you receive the right part for the best repair outcome, because your power system deserves nothing less than excellence.
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