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NOCO HM426 Dual 6V GC2 Commercial-Grade Battery Box

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Detailed Specifications

NOCO HM426

Dual 6V GC2 Commercial‑Grade Battery Box

The NOCO HM426 battery box is built to house two 6 V GC2 (or similar) lead-acid batteries in tough environments, making it ideal for boats, RVs, trailers, generators, and commercial vehicles. Engineered for durability and safety, it offers superior protection and meets strict marine standards.

Features

gauge wiring (up to 4/0 AWG), and a captive lid harnessed with four fastening knobs for secure closure. Full-flow vents dissipate hydrogen and acid vapors, while the built-in acid reservoir guards against environmental impact

Advanced Options

The rotationally molded construction, with UV inhibitors, keeps the HM426 resistant to cracking, even in temperatures as low as –40 °F Its design includes large cable entry ports to support heavy-

Product Key Features

  • Four-corner fastening system and captive lid with secure knobs

  •  Full-flow ventilation and cable ports for safe gas release

  •  Large internal acid reservoir to capture leaks and spills

  •  Certified for marine use (USCG 183.420 & ABYC E‑10.7 compliant)

Reliability & Performance

Whether in freezing winters or harsh marine conditions, the HM426 maintains battery safety and material integrity. Its certification to both US Coast Guard and ABYC standards ensures it’s suitable for onboard power systems. Installation is easy, thanks to integrated mounting feet and secure fastening hardware

Key Features (Bullet List)

  • Designed to fit two 6 V GC2 batteries side-by-side

  • Rotationally molded, impact/UV/oil/acid/gas-resistant plastic

  • Four-corner captive lid fastening knobs

  • Cable ports accommodate up to 4/0 AWG cables

  • Full-flow venting and internal acid reservoir

  • USCG 183.420 & ABYC E‑10.7 certified for marine use

  • Maintains integrity down to –40 °F

  • Made in the USA with integrated mounting feet

SpecificationDetails
Model Number HM426
Type Dual 6 V GC2 Commercial-Grade Battery Box
Battery Capacity Supported Two 6 V GC2 batteries
Internal Dimensions 14.6″ L × 10.5″ W × 11.5″ H
External Dimensions 17.9″ L × 14.3″ W × 14.0″ H
Weight Approx. 7 lb (3.2 kg)
Cable Entry Size Supports up to 4/0 AWG cables
Material UV-stabilized, chemically resistant plastic
Temperature Rating –40 °F to high ambient temps
Ventilation Multiple full-flow vents
Acid Spill Reservoir Built-in internal containment
Mounting Integrated feet—no extra template needed
Certifications USCG 183.420, ABYC E‑10.7
Country of Origin USA
  • All packages are shipped same day if the order is placed before 3PM CST

    We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx

    Overnight Shipping take 1 business day
    Expedited Shipping take about 2-3 business days
    Ground shipping take about 3-5 business days

    You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.

  • We Accept

    i) PayPal
    ii) All Credit & Debit Cards
    iii) Purchase Orders
    iv) Check
    v) Bank Transfer/ACH/Wire Transfer

    To process the order through Paypal/CC, you can simply checkout and process the payment.

    If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details

    Call: 469.458.9636
    Email: sales@dcsupplies.net

  • If you have any queries, please contact us at the following details and we will be happy to help

    Call
    469.458.9636
    469.458.9638

    Email
    sales@dcsupplies.net

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