[{"id":174410956877,"handle":"new-products","updated_at":"2026-06-04T07:03:56-04:00","published_at":"2021-01-16T10:28:41-05:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"**New Products**","body_html":""},{"id":39886979124,"handle":"all","title":"All","updated_at":"2026-06-04T07:03:56-04:00","body_html":"","published_at":"2018-06-03T04:39:22-04:00","sort_order":"best-selling","template_suffix":null,"disjunctive":false,"rules":[{"column":"variant_price","relation":"greater_than","condition":"0.01"}],"published_scope":"global"},{"id":150292365364,"handle":"featured-collections","updated_at":"2026-06-04T07:03:56-04:00","published_at":"2019-10-01T14:26:23-04:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"Featured Collections","body_html":""},{"id":166245171277,"handle":"marine-accessories","updated_at":"2026-06-02T01:48:00-04:00","published_at":"2020-08-10T14:52:21-04:00","sort_order":"best-selling","template_suffix":"","published_scope":"global","title":"Marine Accessories","body_html":""},{"id":166245367885,"handle":"marine-electronics","updated_at":"2026-06-02T01:48:00-04:00","published_at":"2020-08-10T14:55:12-04:00","sort_order":"best-selling","template_suffix":"","published_scope":"global","title":"Marine Electronics","body_html":""},{"id":264228864077,"handle":"millertech-batteries","updated_at":"2026-06-02T01:48:00-04:00","published_at":"2023-03-10T12:39:42-05:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"MillerTech Batteries","body_html":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0055\/2776\/5044\/files\/MTech_Logo_150x_87ba41cd-516a-436e-9e52-0929ea14363b_480x480.jpg?v=1622212893\" alt=\"\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0055\/2776\/5044\/files\/MTech_Logo_150x_87ba41cd-516a-436e-9e52-0929ea14363b_480x480.jpg?v=1622212893\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePlease note: On 2019 and older motors, please check with motor manufacturer to see if lithium batteries will be compatible with your engine !\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMillertech only ships to the continental United States,Thank you.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e"}]
Spend less time worrying about power and more time doing what you came to do. The 12V 300Ah Sports Series (Heated) battery is built to deliver massive, dependable energy for high-demand marine, RV, and off-grid applications. Designed with over-engineered components, a rugged waterproof case, and a high-performance BMS, it provides consistent output without drop-off or failure. This isn’t a battery you manage—it’s one you rely on when everything else depends on it. Backed by a 10-year no-questions-asked warranty, it’s built to perform and built to last