Volvo Penta Automatic Fuse ā 874579
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The Volvo Penta Automatic Fuse 874579 is a genuine OEM resettable circuit breaker designed to protect electrical systems in Volvo Penta marine engines and accessories. This automatic fuse interrupts power flow in the event of an overload or short circuit, then resets once the fault condition is cleared, eliminating the need for replacement fuses.
Built for marine environments, this breaker provides reliable protection against electrical damage while maintaining consistent system operation. It is commonly used in engine wiring circuits, ignition systems, and auxiliary electrical components.
Key Features
- Genuine Volvo Penta OEM automatic fuse / circuit breaker
- Resettable design ā no replacement required after trip
- Protects against overloads and short circuits
- Marine-grade construction for durability
- Compact and direct OEM replacement
- Ensures safe operation of engine electrical systems
Engine Compatibility
Used across a range of Volvo Penta marine applications, including:
- Volvo Penta AQ series engines
- Volvo Penta gasoline sterndrive engines (3.0L, 4.3L, 5.0L, 5.7L)
- Volvo Penta inboard and sterndrive electrical systems
Applications include:
- Ignition circuit protection
- Engine harness protection
- Auxiliary electrical components
ā Suitable for various 12V marine electrical systems
ā Common in older Volvo Penta electrical setups
Serial Number Fitment Notice
Electrical components can vary by wiring harness and system configuration. Always confirm compatibility using your engine serial number or existing fuse rating before ordering.
When This Part Needs Replacement
- Fuse repeatedly trips under normal operation
- Visible corrosion or damage to terminals
- Intermittent electrical power issues
- Failure to reset properly after trip
- Electrical system service or repair
Installation Notes
- Match amperage rating exactly with original unit
- Ensure clean, corrosion-free terminal connections
- Mount securely in original location
- Inspect wiring for faults before replacing
- Test system after installation
Alternate / Superseded / Cross-Reference Part Numbers
- Volvo Penta: 874579
- May cross-reference to equivalent marine resettable breakers depending on amperage rating
- Aftermarket equivalents available but OEM recommended for correct fit
Parts Desk Insight
These automatic fuses are often overlooked when diagnosing electrical issues. If a breaker keeps tripping, the problem is usually upstream (wiring, starter, alternator), not the fuse itself. Always diagnose the circuit before replacing to avoid repeat failures.
Shipping
Shipping: Ships same or next day for fast Canada wide shipping. ā
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3ā4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us ā and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity ā and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.