Volvo Penta Anti-Rust Agent 21234027
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You have 30 days to request a return. All sale items are final sale.
Volvo Penta 21234027 is a genuine OEM anti-rust agent / corrosion shield for marine use. Current Volvo Penta and dealer listings identify part number 21234027 as Anti-Rust Agent, while multiple current product pages describe it as a corrosion-shield spray designed for marine equipment and electrical components.
This product is positioned as a protective treatment that penetrates corrosion cells, isolates moisture, and leaves a thin barrier that helps repel water and salt-spray residue. Current dealer descriptions also note that it acts as a long-lasting lubricant and is suitable for electrical and other marine equipment exposed to harsh environments.
Key Features
- Genuine Volvo Penta OEM anti-rust agent
- Part number: 21234027
- Commonly marketed as Corrosion Shield
- Helps displace moisture and interrupt electrochemical corrosion activity
- Leaves a protective film that helps repel salt spray and moisture
- Common retail packaging references describe it as an aerosol can, with some sellers listing 8 oz and others 12 oz, so packaging should be confirmed against the exact current supply listing when needed.
Engine Compatibility
Volvo Penta 21234027 is a maintenance/protection product, not a model-specific hard part like a gasket or sensor. Current listings position it for broad marine use on Volvo Penta-related equipment, especially exposed electrical and metal components in corrosive marine environments. Suitability is best matched to the maintenance task rather than to one exact engine family.
Serial Number Fitment Notice
Serial-number confirmation is generally less critical here than with engine-specific hardware, but it is still smart to confirm the intended application against the exact Volvo Penta maintenance need or parts listing before ordering. Volvo Penta's parts shop also directs users to identify the exact engine, shield, or drive when selecting genuine parts and maintenance items.
When This Part Needs Replacement
Use or replenish this anti-rust agent when:
- exposed metal components need corrosion protection
- electrical connections or equipment need moisture-displacing protection
- seasonal layup or recommissioning service is being performed
- salt-spray exposure has increased the need for protective treatment
- seized or corrosion-prone components need a protective penetrant/lubricant treatment.
Installation Notes
- Apply to clean, dry surfaces where corrosion protection is needed.
- Useful around marine electrical equipment, exposed hardware, and other salt-spray-prone areas.
- Follow the product label directions for safe application and coverage.
- This product is commonly marketed as both a corrosion inhibitor and a moisture-displacing protective spray, making it a good preventative-maintenance item for marine environments.
Alternate/Superseded Part Numbers
- 21234027
- Current dealer references also show 362002 as a replaced or cross-referenced earlier number.
Parts Desk Insight
This is the kind of maintenance product that earns its value by preventing bigger problems later. On boats that live around salt spray, connectors, linkages, fasteners, and exposed electrical points can start degrading long before they look severe. A good anti-rust shield is often a smart add-on item during seasonal service, electrical work, or corrosion-prevention maintenance.
Shipping: Ships same or next day for fast Canada wide shipping. ⚓
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 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 — 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 — 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.