ONAN 405-9078 COVER INSULATION - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 405-9078
- MPN:
- 405-9078
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock

Available Inventory
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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
- Authentic ONAN OEM component designed for perfect fit and durability
- Reduces operational noise and thermal transfer for a quieter, cooler generator environment
- Protects internal components from damage due to heat and vibration
- Maintain reliability where it counts with genuine Cummins/Onan parts
ONAN 405-9078 COVER INSULATION - Experience the precision of ONAN engineering guarding your generator’s heart
The ONAN 405-9078 Cover Insulation is a vital accessory that safeguards the core engine components by minimizing heat dispersion and absorbing excess noise. This ensures your power system operates efficiently, quietly, and with enhanced longevity. Don't wait—secure this essential part to maintain your generator's trusted performance and stability. Protect your investment with second-to-none quality.
Benefit that protects your equipment and peace of mind
- Guaranteed genuine ONAN part ensuring compatibility and peak operation
- Engineered to improve thermal management, preserving engine health over time
- Contributes to emission standards compliance by stabilizing operating temperatures
- Durable material helps lower maintenance needs and extends service intervals
- Quiet operation support for a more pleasant runtime in any setting
Details
Category: Cover Insulations
Product SKU: ONAN 405-9078
Our commitment goes beyond delivering authentic parts; we stand ready to assist you in selecting the right solutions tailored to your needs. Reach out anytime through our help center for knowledgeable guidance ensuring you make the best choice. We are passionate about supporting your success and wish you a seamless repair experience backed by reliable power.
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