{"id":574,"date":"2025-12-26T08:14:59","date_gmt":"2025-12-26T08:14:59","guid":{"rendered":"https:\/\/kumpenpower.com\/?page_id=574"},"modified":"2026-05-25T07:37:50","modified_gmt":"2026-05-25T07:37:50","slug":"wj-series-8kw","status":"publish","type":"page","link":"https:\/\/kumpenpower.com\/zh\/products\/electric-water-jet\/wj-series-8kw\/","title":{"rendered":"8 \u5343\u74e6 WJ \u7cfb\u5217\u7535\u52a8\u6c34\u63a8\u8fdb\u7cfb\u7edf"},"content":{"rendered":"\t\t
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WJ Series Electric Water Jet<\/h2>\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\t\t\t\t\tWJ Series Electric Water Jet is a compact and lightweight electric waterjet propulsion system developed by Kunpeng Power.\nBased on a mature structural design and long-term market validation, the WJ Series has become one of our most widely adopted solutions.\nThe WJ series is specifically designed for electric surfboards, kart boats and other compact watercraft, offering fast acceleration, stable output and high system reliability. It is an ideal choice for customers seeking a balanced solution between performance, stability and cost efficiency.\t\t\t\t\t\t\t\t<\/div>\n\t\t
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our Advantages<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Ultra-Lightweight<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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Weighing just 10kg, the system can be fully assembled in as little as 30 minutes, significantly improving installation efficiency and getting you on the water faster.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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2-Second Rapid Response<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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Powered by low-inertia direct-drive technology, the system reaches full speed in just 2 seconds, delivering ultra-responsive, smooth, and linear acceleration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Intelligent System Protection<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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Equipped with comprehensive built-in protection, including real-time monitoring of speed, current, communication, and battery health to ensure safe, stable, and reliable operation at all times.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Superior Protection & Corrosion Resistance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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Rated IP67 and built with an industrial-grade stainless steel body, the system is engineered to withstand harsh marine environments\u2014delivering reliable performance even under extreme seawater conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Multi-Voltage Compatibility<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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Seamlessly compatible with a wide range of battery systems, offering maximum flexibility for custom integrations and scalable deployments, perfect for both tailored upgrades and large-scale applications.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Stable Heat Dissipation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\tMaintains stable working temperature even under continuous high-load conditions to extend service life.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Technical Specifications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Model<\/th>WJ8<\/th><\/tr><\/thead>
Energy Type<\/td>Electric<\/td><\/tr>
Voltage Range<\/td>DC40V-DC90V<\/td><\/tr>
Current Range<\/td>90-200 A<\/td><\/tr>
Rated Power<\/td>8 KW<\/td><\/tr>
Gasoline Equivalent<\/td>11 HP<\/td><\/tr>
Speed Range<\/td>3000-5500 rpm<\/td><\/tr>
Control System<\/td>Throttle Lever \/ Throttle Pedal<\/td><\/tr>
Communication<\/td>485 \/ CAN \/ buletooth<\/td><\/tr>
Operating Env. \/ Storage Env.<\/td>20\u2103 ~ 50\u2103 (68\u2109 ~ 122\u2109)<\/td><\/tr>
Cooling Method<\/td>Water Cooling<\/td><\/tr>
Ingress Protection (IP)<\/td>IP67<\/td><\/tr>
Weight<\/td>10 KG<\/td><\/tr>
Dimensions(Length * Diameter)<\/td>545.5 X 108(mm\uff09<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Supported Battery Specifications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Battery Model<\/th>\nL6058<\/th>\n<\/tr>\n<\/thead>\n
Battery Type<\/td>\nNMC Lithium Battery<\/td>\n<\/tr>\n
Nominal Capacity<\/td>\n58 AH<\/td>\n<\/tr>\n
Rated Energy<\/td>\n3.5 KWH<\/td>\n<\/tr>\n
Operating Voltage Range<\/td>\nDC48V-DC68V<\/td>\n<\/tr>\n
Continuous Discharge Current<\/td>\n225 A<\/td>\n<\/tr>\n
Dimensions (WHL)<\/td>\n365mm X 135mm X 410mm<\/td>\n<\/tr>\n
Charger Specifications<\/td>\n70V 15A<\/td>\n<\/tr>\n
Battery Weight<\/td>\n22 kg<\/td>\n<\/tr>\n
Charging Time<\/td>\n4 H<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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More Power\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Electric Water Jet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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WJ Series<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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10kW<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t\t

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Electric Water Jet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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WJ Series<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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15kW<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t\t

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Electric Water Jet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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WJ Series<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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20kW<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t

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<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Get a Tailored Marine Electric Propulsion Solution<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Tell us your vessel type and needs \u2013 our experts will respond promptly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t<\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\tRequest a Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

8kW WJ Series Electric Water Jet Powerful Highly Integrated 11HP WJ Series Electric Water Jet is a compact and lightweight<\/p>","protected":false},"author":1,"featured_media":0,"parent":571,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-574","page","type-page","status-publish","hentry"],"yoast_head":"\n8kW WJ Series Electric Water Propulsion System | Kumpen Power<\/title>\n<meta name=\"description\" content=\"High-performance 8 kW electric waterjet with 21 HP equivalent, weighing just 10 kg. 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