{"product_id":"attwood-90821-standard-battery-box-black-vented-fits-group-16-23-90821","title":"Attwood 90821 Standard Vented Battery Box – Group 16, Black","description":"\u003cp\u003eThe \u003cstrong\u003eAttwood 90821\u003c\/strong\u003e is a vented marine battery box sized for Group 16 batteries, including smaller flooded lead-acid batteries used in personal watercraft, smaller outboard-powered boats, and similar applications. Built from acid-resistant polypropylene and compliant with ABYC standard E-10 and USCG Specification 183.420, it meets the same standards as larger Attwood battery boxes in a compact footprint.\u003c\/p\u003e\n\n\u003cp\u003eFour enlarged cable openings (0.55\" diameter) allow clean routing of battery cables without tight bends, and large handles with rolled edges make the box easy to carry and position during installation. Mounting hardware is included.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFits Group 16 batteries\u003c\/li\u003e\n\u003cli\u003eVented design — allows hydrogen gas to escape safely during charging of flooded lead-acid batteries\u003c\/li\u003e\n\u003cli\u003eFour enlarged cable openings — 0.55\" diameter for clean, unrestricted cable routing\u003c\/li\u003e\n\u003cli\u003eLarge handles with rolled edges for comfortable carrying\u003c\/li\u003e\n\u003cli\u003eABYC E-10 and USCG 183.420 compliant\u003c\/li\u003e\n\u003cli\u003eAcid-resistant polypropylene construction\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Designed for Group 16 flooded lead-acid batteries in personal watercraft, small tenders, or compact outboard-powered boats where a smaller battery enclosure is needed. Also suitable for auxiliary or accessory batteries in larger vessels where space is limited.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eParts Desk Insights:\u003c\/strong\u003e This is a vented box — correct for flooded lead-acid (wet cell) batteries that off-gas hydrogen during charging. If you are installing a sealed AGM or gel battery, a non-vented box is more appropriate. For larger battery groups, see the \u003ca href=\"\/products\/attwood-90651-standard-vented-battery-box-group-24-24m-black\"\u003eAttwood 90651 Standard Vented Battery Box – Group 24\/24M\u003c\/a\u003e, the \u003ca href=\"\/products\/attwood-90671-power-guard-vented-battery-box-group-27m-black\"\u003eAttwood 90671 Power Guard Vented Battery Box – Group 27M\u003c\/a\u003e, or the \u003ca href=\"\/products\/attwood-90707-powerguard-pro-battery-box-group-24-27-23-90707\"\u003eAttwood 90707 PowerGuard Pro Battery Box – Group 24\/27\u003c\/a\u003e. For a snap-top style enclosure, see the \u003ca href=\"\/products\/noco-bg31-snap-top-battery-box-use-with-group24-31\"\u003eNOCO BG31 Snap Top Battery Box for Group 24–31\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199410602020,"sku":"23-90821","price":30.29,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/23-90821.jpg?v=1785604848","url":"https:\/\/marisolmarine.com\/products\/attwood-90821-standard-battery-box-black-vented-fits-group-16-23-90821","provider":"Marisol Marine Company","version":"1.0","type":"link"}