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Noco Genius HM327BK Group 27 Snap-Top Battery Box for Marine, RV, and Automotive Batteries

Manufacturer

Noco Genius

<h3>NOCO Genius: Over a Century of Battery Innovation</h3> <p>Founded in Cleveland, Ohio in 1914, NOCO is a family-owned multinational corporation specializing in the design, engineering, and manufacture of premium battery chargers, lithium jump starters, air inflators, batteries, and related accessories. What began as tire and battery distributor Joseph Henry Nook's quest to solve battery corrosion has evolved into a global leader in power management technology. Joseph Henry Nook Sr. was later inducted into the Automotive Hall of Fame, cementing the company's legacy as a pioneer in automotive battery care.</p> <p>NOCO holds over two dozen patents including a patent for portable vehicle battery jump start apparatus with safety protection, demonstrating the brand's commitment to innovation and safety. The company's engineering teams focus on everything from software and circuit design to manufacturing optimization, constantly pushing the boundaries of what's possible in battery technology. Headquartered in Glenwillow, Ohio, the company operates globally with research and development facilities in Phoenix, Arizona, ensuring cutting-edge development across all product lines.</p> <h3>Industry-Leading Battery Chargers and Jump Starters</h3> <p>The NOCO Genius line of <a href="/5963-noco-genius-battery-charger-14307">battery chargers</a> represents the gold standard in intelligent charging technology. These advanced chargers utilize smart technology to optimize battery performance across multiple chemistries, from traditional lead-acid to modern lithium-ion configurations. These products emphasize smart technology to optimize battery performance, prevent degradation, and extend lifespan across various battery types. Features like spark-proof technology, reverse polarity protection, and IP65-rated waterproofing make them ideal for automotive, marine, and RV applications in even the harshest conditions.</p> <p>NOCO's <a href="/5963-noco-genius-vehicle-jump-starter-21258">vehicle jump starters</a> have revolutionized roadside emergencies with compact lithium-powered designs that deliver professional-grade cranking power without the bulk of traditional jumper cables. The Genius Boost family combines portability with serious performance, offering safety features that protect both the user and the vehicle's electrical system. These ultra-compact units can jump-start gas and diesel engines while doubling as USB power banks for mobile devices.</p> <h3>Premium Batteries and Power Solutions</h3> <p>NOCO's <a href="/5963-noco-genius-vehicle-battery-2476">vehicle batteries</a> leverage advanced lithium technology to deliver exceptional performance with significantly reduced weight compared to conventional lead-acid options. What sets NOCO apart is integration—each NLP-series battery includes an active Battery Management System (BMS), which protects against overcharge, deep discharge, and thermal stress. This sophisticated protection extends battery life while ensuring reliable starts in extreme temperatures.</p> <p>Beyond chargers and batteries, NOCO offers comprehensive power management accessories including <a href="/5963-noco-genius-wire-cable-201198">wire and cable</a> solutions designed for optimal conductivity and durability, as well as specialized <a href="/5963-noco-genius-batteries-200137">batteries</a> for diverse applications. Every product reflects NOCO's dedication to engineering excellence, safety innovation, and the kind of reliability that comes from over 110 years of battery expertise.</p> <h3>Trusted by Professionals and Enthusiasts</h3> <p>Whether you're a professional mechanic, weekend DIYer, or outdoor enthusiast, NOCO Genius products deliver the performance and safety features demanded by discerning users. The brand's reputation is built on measurable innovation—from the revolutionary NCP2 battery corrosion preventative that's protected over a billion vehicles worldwide to today's microprocessor-controlled charging systems. When you choose NOCO, you're investing in technology that's been refined through decades of real-world testing and continuous improvement.</p>

Part Number

HM327BK
08/03/2036 7:11 PM
Sale Price

$48.74

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Product Details

The NOCO HM327BK Snap-Top Battery Box is a heavy-duty, fully enclosed battery storage solution purpose-built for Group 27 size 12V batteries. Designed for use in marine, automotive, RV, camper, trailer, and generator applications, this rugged box delivers reliable protection while meeting the strictest industry safety standards.

Constructed from low-density polyethylene plastic, the HM327BK is engineered to withstand the harshest environments. Its impact-resistant shell maintains its structural integrity down to -20°F, while also resisting UV exposure, oil, gas, acid, and other contaminants — making it equally at home on a boat or in a storage shed.

Key Features:

  • Designed specifically for a single Group 27 battery
  • Snap-Top locking tabs fasten the cover securely to prevent accidental terminal contact
  • Reinforced heavy-duty carrying handles resist cracking during battery relocation
  • Fully ventilated with vent caps to safely release battery gases while limiting water entry
  • Internal reservoir collects electrolyte in the event of battery leakage, keeping it contained
  • Impact, UV, oil, gas, and acid resistant construction
  • Maintains impact properties down to -20°F
  • Meets USCG Code of Federal Regulations 183.420 (U.S. Coast Guard)
  • Meets ABYC E-10.7 (American Boat and Yacht Council) specifications
  • Made in the USA

What's Included:

  • Group 27 battery box with snap-top lid
  • 42-inch tie-down strap
  • Mounting hardware (screws and securing brackets)

Specifications:

  • Battery Group: 27
  • Internal Dimensions: 13.2" L x 7.2" W x 10.1" H
  • External Dimensions: 16.9" L x 9.8" W x 11.5" H
  • Weight: 4.00 lbs
  • Color: Black
  • Material: Low-density polyethylene / polypropylene plastic
  • UPC: 046221473278

The NOCO HM327BK is the ideal battery containment solution for anyone needing a compliant, durable, and ventilated enclosure for their Group 27 marine, RV, or automotive battery.

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