SEACHOICE Group 27 Marine Battery Box — USCG-Approved, Acid-Resistant Polyethylene, Includes Strap & Mounting Kit

SEACHOICE's USCG-approved Group 27 marine battery box secures a single Group 27 battery, contains accidental acid spills, and includes a hold-down strap plus mounting hardware for a safe onboard installation.

This heavy-duty battery box is molded from high-density, acid-resistant polyethylene and engineered to meet ABYC E-10 and USCG spec 183,420 standards. It fits a standard Group 27 battery and features a removable lid shaped to allow cable access while keeping terminals shielded. The package includes a corrosion-resistant hold-down strap and the mounting kit needed to fasten the box to most boat surfaces, making it a practical OEM replacement or an easy upgrade for cruisers, fishermen, and watersports craft.

How does this battery box keep my boat safe from battery acid and sparks?

The box is made from acid-resistant high-density polyethylene that contains spills and resists corrosion. The lid closes over the battery to shield terminals and reduce the chance of shorting or sparking from loose tools or debris.

• Acid-resistant polyethylene construction contains accidental leaks.
• Enclosed design reduces exposure of battery terminals to metal objects.
• Meets ABYC E-10 and USCG 183,420 for marine safety compliance.

Will this box fit my Group 27 battery and where will the cables go?

The internal dimensions accommodate a standard Group 27 battery and the lid is contoured for cable routing so connections can exit without pinching. The design balances a snug fit with enough space for common terminal styles and battery lead configurations.

• Size: 14" x 7-1/4" x 10"—built for Group 27 batteries.
• Lid profile allows safe cable and wire routing around the battery.
• Fits most terminal layouts used in marine installations.

What hardware is included and how do I mount the box to my boat?

The box ships with a durable hold-down strap and mounting hardware so you can fasten it securely to a flat surface or battery tray. Installation is straightforward and designed to work with standard deck or bilge mounting points used in small craft and larger vessels.

• Includes hold-down strap to secure the battery under heavy motion.
• Mounting kit contains screws and brackets suitable for common boat materials.
• Compatible with typical deck, locker, or tray installations aboard boats.

Does this meet marine standards and is it an OEM-quality replacement?

Yes—this Seachoice battery box meets ABYC E-10 and U.S. Coast Guard specification 183,420, making it suitable for compliance-conscious installations. Seachoice produces marine-grade accessories designed for boaters and OEM replacement use, combining practical features with affordability.

• USCG spec 183,420 and ABYC E-10 compliant for marine safety.
• Manufacturer part number 50-22080 for easy cross-referencing.
• Built by Seachoice, a brand focused on boating and watersports accessories.

Who is this for: Boaters who want a reliable, standards-compliant battery enclosure for a Group 27 battery—especially anglers, cruisers, and watersports enthusiasts seeking a practical OEM-style replacement or upgrade. If you need a compact, corrosion-resistant battery box with cable access, a secure hold-down solution, and included mounting hardware, this Seachoice model delivers a straightforward, marine-safe option.