ONAN Cummins A028T844 EXPANSION TANK Pack(x2)
ONAN
- Payment Methods
-
- SKU:
- A028T844_PK2
- MPN:
- A028T844_PK2

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
- A028T844_PK2 EXPANSION TANK kit made from durable materials designed for thermal expansion management
- Constructed for long-lasting use under high temperature and pressure conditions
- Ensures consistent coolant pressure regulation to prevent overheating
- An essential genuine replacement part from ONAN for optimal system function
ONAN EXPANSION TANK
Shop confidently with our authentic ONAN parts store. We provide genuine replacement expansion tanks with fast shipping to keep your equipment running smoothly. Order now to receive original parts that fit perfectly and restore performance quickly.
This expansion tank kit controls coolant overflow and pressure in your engine cooling system. The components work together to absorb excess coolant volume, maintaining stable temperature and preventing overheating. This helps sustain engine power and reliability during operation.
Dependable Cooling Control
- Precision engineered to regulate coolant expansion effectively
- Timely replacement critical to avoid engine overheating and damage
- Replace now to maintain system integrity and avoid costly repairs
Details
| Product Details | |
|---|---|
| SKU | A028T844_PK2 |
| Brand | ONAN |
| Material | Manufactured from heat-resistant, high-strength plastic to manage coolant expansion safely and reliably |
| Components Included | EXPANSION TANK (2) |
| Purpose / Intended Use | Designed to absorb excess coolant volume and regulate pressure in the cooling system, preventing overheating and maintaining engine efficiency |
Tips and Instructions
- Drain coolant and relieve system pressure before removing old expansion tanks
- Install new tanks securely, ensuring all seals and connections are tight to prevent leaks
- Regularly inspect the expansion tank for cracks or deformation during maintenance intervals
About this Brand:
Our customer service team is available to offer expert guidance to help you select the correct ONAN part. Reach out via our Help Center for personalized assistance. We strive to support your purchase decision and wish you a successful repair.
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