{"id":1152,"date":"2026-06-21T16:08:17","date_gmt":"2026-06-21T08:08:17","guid":{"rendered":"https:\/\/www.ifunpower.com\/?p=1152"},"modified":"2026-09-16T01:32:28","modified_gmt":"2026-09-15T17:32:28","slug":"ifungoo-b50h-waterproof-lithium-battery","status":"publish","type":"post","link":"https:\/\/www.ifunpower.com\/index.php\/2026\/06\/21\/ifungoo-b50h-waterproof-lithium-battery\/","title":{"rendered":"IFUNGOO B50H Waterproof lithium battery"},"content":{"rendered":"<p class=\"wp-block-paragraph\">The IFUNGOO B50H Waterproof Lithium Battery is a high-capacity power pack engineered for the H-series IFUNGOO electric thrusters. With 48Ah \/ 2304Wh capacity and a 11.5kg NMC lithium-ion cell, the B50H delivers extended runtime for serious days on the water \u2014 up to 800 minutes on the lowest speed gear, 80 minutes on the highest. Rugged hard-case housing rated IP68 waterproof.<\/p>\n<p>The B50H is internationally certified for safe use: CE, FCC, UN38.3, UL, ISED, MSDS, RoHS. IFUNGOO holds over 20 invention and utility model patents, including international patents in the EU and the United States. Pair the B50H with the H01 thruster for the flagship IFUNGOO propulsion system. Also compatible with the H-series outboard electric thrusters and other high-draw IFUNGOO products.<\/p>\n<p>Always wear a certified life jacket, secure the ankle leash, operate in water deeper than 0.5 m, keep fingers away from the propeller, and rinse the unit with fresh water after every saltwater use. Only OEM-specified batteries are recommended \u2014 third-party packs are the user&#8217;s responsibility. Minors under 18 must be supervised.<\/p>\n<p>Direct factory pricing, free shipping on bulk orders, 12-month warranty. Order yours at iFUNPOWER.com.<\/p>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"643\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_01-643x1024.jpg\" alt=\"IFUNGOO B50H battery - cover image\" class=\"wp-image-1139\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_01-643x1024.jpg 643w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_01-188x300.jpg 188w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_01.jpg 750w\" sizes=\"auto, (max-width: 643px) 100vw, 643px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"965\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_03.jpg\" alt=\"IFUNGOO B50H battery - key features\" class=\"wp-image-1141\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_03.jpg 750w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_03-233x300.jpg 233w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"628\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_04-628x1024.jpg\" alt=\"IFUNGOO B50H battery - product details\" class=\"wp-image-1142\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_04-628x1024.jpg 628w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_04-184x300.jpg 184w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_04.jpg 750w\" sizes=\"auto, (max-width: 628px) 100vw, 628px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"674\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_05-674x1024.jpg\" alt=\"IFUNGOO B50H battery - specs and features 3\" class=\"wp-image-1143\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_05-674x1024.jpg 674w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_05-198x300.jpg 198w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_05.jpg 750w\" sizes=\"auto, (max-width: 674px) 100vw, 674px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"595\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_06-595x1024.jpg\" alt=\"IFUNGOO B50H battery - specs and features 4\" class=\"wp-image-1144\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_06-595x1024.jpg 595w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_06-174x300.jpg 174w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_06.jpg 750w\" sizes=\"auto, (max-width: 595px) 100vw, 595px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"639\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_07-639x1024.jpg\" alt=\"IFUNGOO B50H battery - specs and features 5\" class=\"wp-image-1145\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_07-639x1024.jpg 639w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_07-187x300.jpg 187w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_07.jpg 750w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"599\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_08-599x1024.jpg\" alt=\"IFUNGOO B50H battery - usage illustration 6\" class=\"wp-image-1146\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_08-599x1024.jpg 599w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_08-175x300.jpg 175w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_08.jpg 750w\" sizes=\"auto, (max-width: 599px) 100vw, 599px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"596\" height=\"1024\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_09-596x1024.jpg\" alt=\"IFUNGOO B50H battery - usage illustration 7\" class=\"wp-image-1147\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_09-596x1024.jpg 596w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_09-175x300.jpg 175w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_09.jpg 750w\" sizes=\"auto, (max-width: 596px) 100vw, 596px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"504\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_11.jpg\" alt=\"IFUNGOO B50H battery - usage illustration 8\" class=\"wp-image-1149\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_11.jpg 750w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_11-300x202.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n<figure class=\"wp-block-image alignfull size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"908\" src=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_12.jpg\" alt=\"IFUNGOO B50H battery - safety precautions\" class=\"wp-image-1150\" srcset=\"https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_12.jpg 750w, https:\/\/www.ifunpower.com\/wp-content\/uploads\/2026\/06\/B50H\u8be6\u60c5\u9875\u4fee\u6539\u82f1\u6587\u7248_12-248x300.jpg 248w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>The IFUNGOO B50H Waterproof Lithium Battery is a high-capacity power pack engineered for the H-series IFUNGOO electric thrusters. With 48Ah \/ 2304Wh capacity and a 11.5kg NMC lithium-ion cell, the B50H delivers extended runtime for serious days on the water \u2014 up to 800 minutes on the lowest speed gear, 80 minutes on the highest. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1153,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"shop_links":"","footnotes":""},"categories":[3],"tags":[101,53,39,8,54,47],"class_list":["post-1152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product","tag-b50h-waterproof-lithium-battery","tag-electric-fin-for-sup-boards","tag-electricfin","tag-ifungoo","tag-sup-electric-fin","tag-watersports"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>IFUNGOO B50H Waterproof Lithium Battery<\/title>\n<meta name=\"description\" content=\"IFUNGOO B50H waterproof lithium battery \u2014 extended-range power pack for IFUNGOO electric fins. 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