{"id":13965,"date":"2026-06-08T16:16:39","date_gmt":"2026-06-08T16:16:39","guid":{"rendered":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/?post_type=product&#038;p=13965"},"modified":"2026-06-08T16:16:39","modified_gmt":"2026-06-08T16:16:39","slug":"epoch-batteries-12v-300ah-pro-series-duel-purpose-marine-grade-lithium-battery","status":"publish","type":"product","link":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/product\/epoch-batteries-12v-300ah-pro-series-duel-purpose-marine-grade-lithium-battery\/","title":{"rendered":"Epoch Batteries 12v &#8211; 300ah Pro Series (DUEL PURPOSE) Marine Grade Lithium Battery"},"content":{"rendered":"<p>DESCRIPTION<\/p>\n<p>This is the 12v &#8211; 300ah marine grade cranking &#038; deep cycle (Dual Purpose) lithium battery by Epoch Batteries. This sealed LiFeP04 battery is IP67 rated, water resistant. All Epoch Batteries products come with an 11 year manufacturer&#8217;s warranty, the link to the warranty is listed below. This battery ships hazmat certified by UPS in one single box. The Epoch 12v &#8211; 300ah is designed to fit into nearly every battery compartment, please double check the size information below. <\/p>\n<p>If you need a 12v shore powered charger, please add this item on under the ADD ONS drop down menu. <\/p>\n<p>Recommended add on items (listed under the ADD ONS drop down menu)<\/p>\n<p>     &#8211; 5&#8243; battery monitor display screen &#038;149<\/p>\n<p>     &#8211; Pro Series Communication Box &#8211; $99 (for enhanced device communications) <\/p>\n<p>BATTERY SPECIFICATIONS<\/p>\n<p>LiFePO4 Chemistry<br \/>\nPeak Discharge of 1,000A @ 5s, 800A @ 10s<br \/>\nMax Charge Current of 300A (Continuous)<br \/>\nMax Discharge Current of 300A (Continuous)<br \/>\nVictron Comms &#8211; CANBUS entire string of batteries to Victron Ecosystem<br \/>\nHEATED &#8211; Internal heating allows for charging in sub-zero conditions<br \/>\nBLUETOOTH &#8211; iOS and Android Apps<br \/>\nBLUETOOTH &#8211; Over the air Firmware update via the app<br \/>\nExternal Battery Gauge &#8211; Touch Screen (Optional &#8211; Coming soon)<br \/>\nCommunications Box for more Inverter, NMEA2k compatibility (Optional &#8211; Coming soon)<br \/>\nIP67 Rated, Dust and WATERPROOF<br \/>\nOver current and short circuit protection<br \/>\nHigh &#038; low temperature disconnects<br \/>\nMax (4) in Series up to 48V<br \/>\nMax (16) in Parallel<br \/>\n6000+ Cycle life &#038; Maintenance-free<br \/>\n11 Year Manufacturer Warranty<\/p>\n<p>Cell Configuration: 4S3P<\/p>\n<p>Chemistry: LiFePO4<\/p>\n<p>CURRENTAh Capacity: 300Ah<\/p>\n<p>Max Continuous Discharge Amps: 300A<\/p>\n<p>Max Charge Current Amps: 300A<\/p>\n<p>Max Discharge Peak Current Amps: 1,000A @ 5s<\/p>\n<p>Series | Parallel: Max (4) in Series, Max (16) in Parallel<\/p>\n<p>VOLTAGEVoltage: 12.8V<\/p>\n<p>Max Charge Voltage: 15.4V<\/p>\n<p>Operating Voltage Range: 10.0 &#8211; 15.4V<\/p>\n<p>TEMPERATURECharge Temp Range: -20\u00b0C (-4\u00b0F) \/ 55\u00b0C (131\u00b0F) (with heating)<\/p>\n<p>Discharge Temp Range: -20\u00b0C (-4\u00b0F) \/ 60\u00b0C (140\u00b0F)<\/p>\n<p>Storage Temp: 0\u00b0C (32\u00b0F) \/ 35\u00b0C (95\u00b0F)<\/p>\n<p>WEIGHT &#038; DIMENSIONS <\/p>\n<p>Weight: 81 lbs<\/p>\n<p>Length: 19.70 (inches)Width: 10.5 (inches)Height: 9.75 (inches)<\/p>\n<p>ADDITIONAL INFORMATION <\/p>\n<p>Magnuson-Moss Warranty Act: A vehicle manufacturer cannot legally void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)). Epoch Batteries have proprietary software embedded in the Battery Management Systems that make them 100% compatible with Mercury 250 hp motors and other leading brands.<\/p>\n<p>Certifications:<\/p>\n<p>UL1973, RoHS, CEv<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DESCRIPTION This is the 12v &#8211; 300ah marine grade cranking &#038; deep cycle (Dual Purpose) lithium battery by Epoch Batteries. This sealed LiFeP04 battery is IP67 rated, water resistant. All Epoch Batteries products come with an 11 year manufacturer&#8217;s warranty, the link to the warranty is listed below. This battery ships hazmat certified by UPS [&hellip;]<\/p>\n","protected":false},"featured_media":13966,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[39],"product_tag":[],"class_list":["post-13965","product","type-product","status-publish","has-post-thumbnail","product_cat-epoch-batteries","tm-has-options","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/product\/13965","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/comments?post=13965"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/media\/13966"}],"wp:attachment":[{"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/media?parent=13965"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/product_brand?post=13965"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/product_cat?post=13965"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.highnotewebsitedesigns.com\/projects\/nancy\/wp-json\/wp\/v2\/product_tag?post=13965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}