{"product_id":"ultra-power-up3500-28s-3500w-30a-12-28s-lipo-lihv-intelligent-charger","title":"Ultra Power UP3500-28S 3500W 35A Intelligent Charger for 12-28S LiPo\/LiHV RC Battery Packs","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Ultra Power UP3500-28S is an intelligent charger designed for high-cell-count RC battery packs. It supports 12–28S charging\/discharging, offers up to 3500W max charging power, and provides real-time monitoring on a 2.4\" HD color screen with one-key charging.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDual-channel smart charger with one-touch (one-key) charging\u003c\/li\u003e\n\u003cli\u003e2.4\" HD color LCD display for real-time charging data (voltage, current, battery percentage, and progress)\u003c\/li\u003e\n\u003cli\u003eWorldwide AC input compatibility: AC 100–240V\u003c\/li\u003e\n\u003cli\u003ePorts and controls: AS150U battery port, balance socket, operation button, start\/stop button, two-color indicator, cooling fan\u003c\/li\u003e\n\u003cli\u003eBattery support: LiPo \/ LiHV \/ Intelligent Battery\u003c\/li\u003e\n\u003cli\u003eChannel description:\n    \u003cul\u003e\n\u003cli\u003eChannel 1: compatible with batteries with balance ports and dedicated smart batteries matched to the charger\u003c\/li\u003e\n\u003cli\u003eChannel 2: only applicable for dedicated smart batteries matched to the charger\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupports LiPo\/LiHV cell voltage settings: 4.20V \/ 4.25V \/ 4.30V \/ 4.35V \/ 4.40V \/ 4.45V \/ 4.50V (supports LiHV batteries up to 4.50V)\u003c\/li\u003e\n\u003cli\u003eCharging modes:\n    \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalance Mode\u003c\/strong\u003e: automatically stops when charging is complete and helps keep cell voltages consistent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage (Maintenance) Mode\u003c\/strong\u003e: charges up to the storage target when below, or discharges and balances down when above\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMultiple protections: reverse polarity protection, overheat protection, overvoltage protection, over-time protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUP3500-28S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003eAC 100 - 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Cell Count\u003c\/td\u003e\n\u003ctd\u003e12 - 28S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Power\u003c\/td\u003e\n\u003ctd\u003eMax. 3500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Adjustable \/ Output Current\u003c\/td\u003e\n\u003ctd\u003e35.0A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Current Steps\u003c\/td\u003e\n\u003ctd\u003e5A \/ 10A \/ 15A \/ 20A \/ 25A \/ 30A \/ 35A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalancing Current\u003c\/td\u003e\n\u003ctd\u003eMax. 2.0A\/Cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge Power\u003c\/td\u003e\n\u003ctd\u003eMax. 300W (150W x2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Battery Types\u003c\/td\u003e\n\u003ctd\u003eLiPo \/ LiHV \/ Intelligent Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Modes\u003c\/td\u003e\n\u003ctd\u003eBalance Mode \/ Storage (Maintenance) Mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScreen\u003c\/td\u003e\n\u003ctd\u003e2.4\" HD color screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e310 x 145 x 210mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e6.25kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eFor plug type selection (US\/EU\/UK\/AU) or setup assistance, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUP3500-28S Smart Charger ×1\u003c\/li\u003e\n\u003cli\u003eBalance Adapter Cable + Adapter Board ×1\u003c\/li\u003e\n\u003cli\u003ePower Cable ×1\u003c\/li\u003e\n\u003cli\u003eUser Manual ×1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCharging and storage maintenance for 12–28S LiPo\/LiHV RC battery packs\u003c\/li\u003e\n\u003cli\u003eUse cases referenced: agricultural drones, surveying, aerial photography, and inspections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Ultra Power UP3500-28S intelligent RC battery charger, 3500W 35A, supports 12–28S LiPo\/LiHV packs\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV.png?v=1783046474\"\u003e\u003cp\u003eHigh-power, high-cell-count charging with up to 3500W output and up to 35A adjustable current for 12–28S packs.\u003c\/p\u003e\n\u003cimg alt=\"UP3500-28S charger ports and controls: AS150U battery port, balance socket, LCD, start\/stop, cooling fan\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_f289dd57-7651-42a3-8bde-5498562641ec.png?v=1783046493\"\u003e\u003cimg alt=\"2.4-inch HD color LCD on UP3500-28S displaying real-time charging data like voltage, current, and progress\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_c644db27-aaf0-4c96-8418-c1f4e93b8407.png?v=1783046500\"\u003e\u003cp\u003eThe 2.4\" HD color display makes it easy to track voltage, current, battery percentage, and charge status at a glance.\u003c\/p\u003e\n\u003cimg alt=\"Ultra Power UP3500-28S with AC 100–240V worldwide input and selectable plug options for travel or shop use\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_acdaeaa4-a71a-4143-9491-39497ece0782.png?v=1783046506\"\u003e\u003cimg alt=\"UP3500-28S smart charging modes for LiPo\/LiHV: balance charging and storage (maintenance) mode up to 4.50V\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_01cc1e62-04a0-48ac-b526-1f86f2aca448.png?v=1783046513\"\u003e\u003cp\u003eChoose Balance Mode for consistent cell voltages, or Storage Mode to bring packs to a safer long-term storage level.\u003c\/p\u003e\n\u003cimg alt=\"Portable carry-handle design of the UP3500-28S for field charging and drone battery maintenance\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_199a5ba5-cd86-4706-8852-b447b1c97e30.png?v=1783046521\"\u003e\u003cimg alt=\"Safety protections on UP3500-28S charger: reverse polarity, overheat, overvoltage, and overtime protection\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_fce49fe3-7d75-4931-b3a9-6086de3c4cfb.png?v=1783046527\"\u003e\u003cp\u003eBuilt-in protection features help support safer charging during demanding daily use.\u003c\/p\u003e\n\u003cimg alt=\"UP3500-28S smart charging overview highlighting charging mode and storage (maintenance) mode for RC batteries\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_ec596669-cf52-4b5c-ba0e-8a5a3065d498.png?v=1783046534\"\u003e\u003cimg alt=\"UP3500-28S reliability and compliance icons with CE and FCC marks on promotional graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_2c36a894-58fd-4fcb-bdde-e54fc93b1eb4.png?v=1783046540\"\u003e\u003cimg alt=\"UP3500-28S charger dimensions and key specs: 310×145×210mm, 12–28S, 3500W max, 35A output\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_7d2fd107-75e5-4804-b34e-adda7795c64e.png?v=1783046547\"\u003e\u003cp\u003eCompact bench-friendly footprint with clear specs for power, current steps, supported cell count, and discharge capability.\u003c\/p\u003e\n\u003cimg alt=\"What’s in the box: UP3500-28S charger, balance adapter cable and board, power cable, and user manual\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Ultra-Power-UP3500-28S-3500W-30A-12-28S-LiPoLiHV_89557f71-9d1b-447c-902d-35b2ce8589d4.png?v=1783046554\"\u003e\u003cp\u003eEverything needed to get started is included, including the balance adapter cable\/board, power lead, and manual.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ultra Power","offers":[{"title":"US","offer_id":53285071356128,"sku":"UP3500-28S-1","price":969.0,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":53285071388896,"sku":"UP3500-28S-2","price":969.0,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":53285071421664,"sku":"UP3500-28S-3","price":969.0,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":53285071454432,"sku":"UP3500-28S-4","price":969.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/O1CN01Qm5cQW2F9rZf4LP3R__4170208838_jpg.webp?v=1783044643","url":"https:\/\/rcdrone.top\/sv\/products\/ultra-power-up3500-28s-3500w-30a-12-28s-lipo-lihv-intelligent-charger","provider":"RCDrone","version":"1.0","type":"link"}