ONAN 320-2439-02 CIRCUIT BREAKER - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 320-2439-02
- MPN:
- 320-2439-02
- 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 Genuine OEM circuit breaker designed specifically for Cummins/Onan generator systems
- Effectively protects your generator from electrical overloads and short circuits, maintaining operational safety
- Facilitates reliable interruption of current to prevent damage to critical power components
- Precision-engineered to uphold Cummins and Onan's legacy of quality and durability in power solutions
ONAN 320-2439-02 CIRCUIT BREAKER - Powering Your Peace of Mind with ONAN’s Trusted Safety Standard
This ONAN 320-2439-02 circuit breaker serves as an essential safeguard within your generator system, ensuring protection against electrical faults that can jeopardize your power supply and equipment integrity. Designed with strict OEM specifications, it guarantees compatibility and resilient operation. Don’t let unforeseen electrical issues disrupt your power—equip your generator with this vital component today and reinforce your system’s safety and reliability for years to come.
Benefit that Inspires Confidence in Performance
- Guaranteed genuine OEM part delivering exact fit and functionality for ONAN generators
- Enhances safety by promptly interrupting fault currents, preventing costly system damage
- Contributes to consistent engine health by avoiding electrical stresses and overloads
- Supports long-term operational efficiency, minimizing downtime and maintenance expenses
- Maintains compliance with industry safety standards critical in residential, RV, and commercial applications
Details
Category: Circuit Breakers
Product SKU: ONAN 320-2439-02
Our knowledgeable team is committed to guiding you toward the best selection for your power system needs. Should questions arise, our help center is ready to provide support and advice to ensure your purchase matches your equipment perfectly. We are passionate about helping you achieve a successful repair and long-lasting, safe generator operation.
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