Battery & Electrical, DIY Boat Maintenance

Newmar BE-855 Back Enclosure Review & Buy Guide




Newmar BE-855 Back Enclosure for Boats & Marine Engines

Introduction

The Newmar BE-855 Back Enclosure for Boats & Marine Engines is a high-quality, durable component specifically designed for marine environments. This enclosure serves as a protective casing for electrical components such as breakers and panels, ensuring they remain safe from moisture, corrosion, and mechanical damage. Whether you are retrofitting an old vessel or setting up a new marine electrical system, the Newmar BE-855 Back Enclosure offers outstanding reliability and long-term protection.

Made from marine-grade materials and manufactured by Newmar, a respected name in marine electrical systems, the BE-855 is designed for performance, safety, and ease of installation. In this comprehensive guide, we will delve into everything you need to know about the BE-855 — including specs, benefits, maintenance, installation tips, expert reviews, and more.

Overview / What Is Newmar BE-855 Back Enclosure for Boats & Marine Engines

The Newmar BE-855 Back Enclosure for Boats & Marine Engines is a robust plastic or metal casing designed to mount behind breaker panels. It serves multiple purposes — including protecting electrical wiring and terminals, preventing accidental contact with live terminals, and maintaining system organization and integrity.

Specifically compatible with certain Newmar breaker panels, this back enclosure ensures a secure and clean installation. It’s often installed in yachts, sailboats, fishing boats, and other marine vessels where space is tight and electrical reliability is paramount.

  • Model: BE-855
  • Manufacturer: Newmar
  • Category: Electrical & Lighting > Electrical > Breakers & Panels
  • Material: Marine-grade plastic or coated aluminum
  • Function: Back protection and wire management for breaker panels

Top Features of the Newmar BE-855 Back Enclosure

The BE-855 enclosure is engineered to exceed marine safety standards, and it’s packed with features that make it a top choice for both recreational and commercial boats. Let’s break down some of its most valuable aspects.

  • Weather-resistant design: Ideal for saltwater conditions
  • Universal mounting: Designed to fit Newmar panels perfectly
  • Corrosion-proof: No rust or deterioration even with constant exposure
  • Lightweight yet durable: Adds protection without adding bulk
  • Low-profile dimensions: Easy to integrate in tight compartments

Whether you’re upgrading your electrical panel or adding extra security to your circuit breakers, the Newmar BE-855 enclosure does the job with exceptional reliability and minimal maintenance needs.

How to Install Newmar BE-855 Back Enclosure

Installing the Newmar BE-855 Back Enclosure for Boats & Marine Engines is a straightforward task if you follow marine electrical best practices. Here’s a step-by-step approach:

  1. Turn off all electrical power before installation.
  2. Ensure the matching breaker panel is removed from the wall.
  3. Align the BE-855 enclosure behind the panel mounting hole.
  4. Screw or fasten the enclosure securely using corrosion-proof hardware.
  5. Feed the electrical wires through designated inlets and connect to your breaker panel.
  6. Reattach the panel to the front side of the enclosure and test all connections.

Note: Always consult your marine electrician or vessel’s OEM diagram for specific instructions.

Maintenance Tips

Proper maintenance can extend the life of your electrical components, and the Newmar BE-855 Back Enclosure for Boats & Marine Engines is no exception. Here’s how to keep it in peak condition:

  • Check monthly for signs of corrosion or salt residue inside the enclosure.
  • Use marine-grade silicone or gasket to reseal any loose mounting areas.
  • Wipe down the exterior with a damp cloth to remove salt or oil deposits.
  • Ensure that drain holes or ventilation ports are clear of obstructions.

By following these simple steps, you can significantly reduce wear and tear, and avoid sudden electrical system failures.

Cost and Durability of Newmar BE-855 Back Enclosure

One of the biggest concerns among boat owners is whether the enclosure offers long-term value. The Newmar BE-855 Back Enclosure for Boats & Marine Engines typically costs under $100, making it a modest investment for critical safety benefits.

The enclosure can last for more than 10 years with proper care, making it one of the best cost-to-longevity ratios in the marine electrical market.

Expert Advice and Pro Recommendations

Industry experts recommend installing the BE-855 enclosure as part of any marine breaker panel system. Whether you own a fishing vessel, sailboat, or power yacht, this back enclosure is a must-have for enhancing safety, compliance, and electrical performance.

For the best results, pair the BE-855 with compatible Newmar AC or DC breaker panels. Experts also advise using dielectric grease at wire terminals to prevent corrosion within the enclosure.

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Why Choose Newmar for Marine Electrical Accessories?

Newmar has been a leader in marine electrical solutions for decades. Their products are known for:

  • Unmatched build quality
  • Strict safety compliance (ABYC and CE ratings)
  • Field-tested for harsh environments
  • Trusted by military and commercial fleets

When you invest in a Newmar BE-855 Back Enclosure for Boats & Marine Engines, you’re not just buying a casing — you’re buying peace of mind.

Detailed FAQ Section

What is the purpose of the Newmar BE-855 Back Enclosure?

The BE-855 enclosure is designed to mount behind electrical breaker panels on boats and marine engines. Its purpose is to protect electrical wiring and terminals from mechanical damage, moisture, salt, and other environmental hazards. It also helps with clean cable routing and prevents accidental contact with live circuits. This is critical in marine applications where safety and functionality must coexist in compact spaces. The enclosure plays a vital role in ensuring compliance with ABYC marine electrical codes. In essence, it provides the protective housing that completes a safe electrical panel system on your vessel.

Is the Newmar BE-855 compatible with all Newmar panels?

No, the BE-855 is designed to work with specific Newmar panel models. While it has universal mounting slots, it fits best with certain AC and DC Newmar breaker configurations. Always check the Newmar compatibility chart or consult with your supplier before purchase. Attempting to fit it on a non-compatible panel may lead to installation issues or compromise safety. For accurate fitment, refer to the technical datasheet or call Newmar’s support line. If you’re unsure, reach out to a certified marine technician for guidance.

Can I install the BE-855 myself?

Yes, the BE-855 is DIY-friendly for boaters with basic electrical knowledge. However, due to its role in protecting live wires and components, it’s crucial that all installations follow proper safety practices. Make sure the vessel’s power is fully disconnected, and use marine-approved tools and supplies. If working on an OEM system or insurance-covered boat, a professional install might be required. When in doubt, hire a marine electrician to avoid voiding warranties or damaging electrical infrastructure.

What material is used in the BE-855?

The Newmar BE-855 Back Enclosure is typically constructed from marine-grade thermoplastic or powder-coated aluminum. These materials are chosen for their resistance to corrosion, UV exposure, and structural fatigue. Thermoplastics offer excellent electrical insulation, while coated aluminum adds durability and lightweight strength. This combination ensures the enclosure can endure marine wear and tear without cracking, warping, or losing integrity. You can rely on this enclosure even in coastal climates with high humidity and salt content.

Does the BE-855 meet marine safety standards?

Yes, the BE-855 meets or exceeds major marine electrical safety codes, including ABYC (American Boat and Yacht Council) standards. It is built to withstand typical marine challenges like water ingress, vibration, and thermal cycling. The enclosure prevents accidental shorts and complies with spacing and wiring standards mandated by marine electrical regulations. Using certified enclosures like the BE-855 ensures your boat’s electrical system passes inspections and functions safely under load. It’s a critical part of building a reliable, sea-worthy vessel electrical setup.

Conclusion

Choosing the Newmar BE-855 Back Enclosure for Boats & Marine Engines is a smart investment in the longevity and safety of your vessel’s electrical system. With its rugged construction, compatibility with Newmar panels, and proven marine-grade performance, it has become a go-to accessory for boat owners and electricians alike. Don’t leave your wiring exposed or risk electrical failure — get the BE-855 and secure your power system the right way.

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