ONAN A063K666 PRESSURE SWITCH - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN A063K666
- MPN:
- A063K666
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates


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Customer Support
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Description
- 100% Genuine ONAN OEM part ensuring full compatibility and longevity
- Precisely controls pressure levels to maintain optimal engine operation
- Enhances overall system safety by preventing pressure-related malfunctions
- Designed to uphold Cummins and Onan’s renowned engineering excellence
ONAN A063K666 PRESSURE SWITCH - Empower Your Generator with ONAN’s Trusted Precision
The ONAN A063K666 Pressure Switch is engineered to deliver reliable pressure monitoring and regulation within your generator system. This critical component secures engine health and operational stability, particularly in demanding environments. Invest in this genuine ONAN part to maintain system efficiency and safeguard your equipment’s integrity. Elevate your power system’s reliability with trusted precision engineered for lasting performance.
Single Advantage That Transforms Performance and Dependability
- Authentic ONAN construction guarantees peak compatibility and extended service life
- Accurately senses pressure changes to protect against engine damage
- Ensures uninterrupted generator operation during critical backup power demands
- Optimizes fuel efficiency by maintaining proper engine pressure thresholds
Details
Category: Pressure Switches
Product SKU: ONAN A063K666
Our expert team is committed to guiding you through your purchase to guarantee you select the right part for your generator needs. For any questions or additional assistance, connect with us anytime via our help center. We genuinely care about your equipment’s performance and wish you success with your repairs and maintenance.
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