{"id":841,"date":"2025-06-05T22:01:38","date_gmt":"2025-06-05T19:01:38","guid":{"rendered":"https:\/\/ft.systems\/product\/li-ion-15000-6s3p-on-xt90\/"},"modified":"2026-08-14T17:52:15","modified_gmt":"2026-08-14T14:52:15","slug":"li-ion-battery-6s3p-15000-mah-xt90","status":"publish","type":"product","link":"https:\/\/ft.systems\/en\/li-ion-battery-6s3p-15000-mah-xt90\/","title":{"rendered":"FT Li-ion Battery 6S3P 15000mAh 21.6V XT90"},"content":{"rendered":"<p data-path-to-node=\"4\">The 6S3P XT90 15000mAh Li-ion battery is a high-capacity power pack designed for high-drain applications. It is ideal for heavy-lift multicopters, Unmanned Ground Vehicles (UGVs), and portable power stations.<\/p>\n<p data-path-to-node=\"5\">The <strong>6S3P<\/strong> Li-ion battery configuration (6 cells in series, 3 in parallel) delivers a nominal voltage of <strong>21.6V<\/strong> and a capacity of <strong>15000mAh<\/strong>.<\/p>\n<p>This provides a stable power supply for FPV drone powertrains and onboard systems (ESCs, brushless motors, flight controllers, and video transmitters), as well as UGV equipment (traction motors, motor drivers, onboard computers, optics, sensors, and actuators).<\/p>\n<p data-path-to-node=\"6\">This 15000mAh drone lithium-ion battery is designed for 8\u201310 inch FPV drones, 13\u201315 inch heavy-lift copters, 15\u201321 inch platforms, and UGV drivetrains operating on a <strong>24V<\/strong> electrical system. It is also suitable for powering controllers and communication systems in lightweight UGVs and portable ground control stations.<\/p>\n<p data-path-to-node=\"7\">The <strong>XT90<\/strong> power connector provides a contact resistance of approximately 0.30 mOhm, handling a continuous current load of up to 90A, and up to 120\u2013150A in peak bursts (up to 15 seconds). This guarantees minimal voltage drop and low power loss, while maintaining housing temperature resistance up to +120\u00b0C under heavy loads.<\/p>\n<p data-path-to-node=\"8\"><b data-path-to-node=\"8\" data-index-in-node=\"0\">Key Advantages:<\/b><\/p>\n<ul data-path-to-node=\"9\">\n<li>\n<p data-path-to-node=\"9,0,0\">massive 15000mAh capacity \u2014 the 6S3P battery operates more efficiently on 10+ inch UAVs compared to a 6S2P setup;<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,1,0\">the XT90 connector is designed for high-current applications, ensuring reduced power loss and increased discharge rates;<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,2,0\">quick connection without the risk of reverse polarity.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>A 21.6V 15000mAh battery for high-draw FPV drones and robotic platforms. It is equipped with a 2-pin XT90 connector capable of handling over 100A of continuous current without voltage sag, and a peak current of up to 220A.<\/p>\n","protected":false},"featured_media":8355,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[116,117],"product_tag":[],"class_list":["post-841","product","type-product","status-publish","has-post-thumbnail","product_cat-batteries","product_cat-li-ion-batteries","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>FT Li-ion Battery 6S3P 15000mAh 21.6V XT90 | FT Systems<\/title>\n<meta name=\"description\" content=\"Buy 6S3P 15000mAh (XT90) Li-ion drone battery. High-discharge battery for heavy-lift FPVs &amp; UAVs. 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