ONAN 320-1140 CIRCUIT BREAKER - ONAN Genuine OEM Part
ONAN
- Payment methods
-
- SKU:
- ONAN 320-1140
- MPN:
- 320-1140
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock


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Description
- Genuine ONAN OEM replacement part ensuring perfect fit and function
- Provides essential protection by interrupting electrical overloads to safeguard your generator
- Enhances system reliability and preserves engine integrity during power disruptions
- Designed to maintain peak performance and safety in demanding Cummins/Onan applications
ONAN 320-1140 CIRCUIT BREAKER - Trusted Guardian of Your Cummins Power System
The ONAN 320-1140 Circuit Breaker is specifically engineered to protect your Onan generator’s electrical system by promptly responding to overloads and short circuits. Its precision construction ensures uninterrupted power delivery and prevents costly damage to critical components. Equip your generator with this essential part today to maintain optimal safety and durability under any load condition. Designed for dependable operation as only genuine parts can provide.
Protective feature uniquely crafted for peace of mind
- Authentic ONAN design guarantees seamless integration and compatibility with your generator model
- Robust build quality extends component life, reducing downtime and repair frequency
- Maintains compliance with safety standards critical for residential, RV, and commercial power systems
- Supports steady engine performance by preventing electrical faults that could cause catastrophic failures
Details
Category: Circuit Breakers
Product SKU: ONAN 320-1140
Our team is committed to guiding you with expert advice to ensure the right replacement choice to fit your power needs confidently. You can reach out through our help center anytime for tailored support. We look forward to contributing to your successful repair and providing exceptional service every step of the way.
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