{"product_id":"ventus-battery-evo-gt-72v-50ah-surron-light-bee","title":"VTB 72V 50Ah EVO GT Battery Upgrade for Sur-Ron Light Bee (Collective)","description":"\u003cp class=\"p3\"\u003eUnlock more power, range, and charging capability from your Sur-Ron Light Bee with the \u003cspan class=\"s1\"\u003e\u003cb\u003eVTB 72V 50Ah EVO GT Battery\u003c\/b\u003e\u003c\/span\u003e from Emoto Supply.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eDesigned as a high-performance battery upgrade for the Sur-Ron Light Bee, the EVO GT combines \u003cspan class=\"s1\"\u003e\u003cb\u003eSamsung 50S 21700 cells\u003c\/b\u003e\u003c\/span\u003e, high-current BMS technology, Bluetooth monitoring, an integrated color LCD, and support for ultra-fast charging.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eWith up to \u003cspan class=\"s1\"\u003e\u003cb\u003e32kW peak power capability\u003c\/b\u003e\u003c\/span\u003e, a 50Ah capacity, and a laboratory-tested range of up to 165 km, this battery is built for riders looking to take their upgraded Light Bee well beyond stock performance.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e72V 50Ah high-performance battery\u003c\/li\u003e\n\u003cli\u003eSamsung 50S Grade A 21700 cells\u003c\/li\u003e\n\u003cli\u003eUp to 32kW peak power\u003c\/li\u003e\n\u003cli\u003e250A standard discharge capability\u003c\/li\u003e\n\u003cli\u003eHigh-current BMS with 550A peak capability for up to 10 seconds\u003c\/li\u003e\n\u003cli\u003eBluetooth BMS monitoring\u003c\/li\u003e\n\u003cli\u003eIntegrated VTB color LCD\u003c\/li\u003e\n\u003cli\u003eUp to 50A \/ 1C fast charging\u003c\/li\u003e\n\u003cli\u003eBuilt-in XT90 fast-charging port\u003c\/li\u003e\n\u003cli\u003eIP67 water-resistant construction\u003c\/li\u003e\n\u003cli\u003eUpgraded high-current RAS 6808 connectors\u003c\/li\u003e\n\u003cli\u003eSpark-prevention power button\u003c\/li\u003e\n\u003cli\u003eFits the original Sur-Ron Light Bee battery compartment\u003c\/li\u003e\n\u003cli\u003eApproximately 20mm battery height increase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBattery Specifications\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eModel:\u003c\/b\u003e VTB7250-9C-QF\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVoltage:\u003c\/b\u003e\u003c\/span\u003e 72V\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCapacity:\u003c\/b\u003e\u003c\/span\u003e 50Ah\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCell Type:\u003c\/b\u003e\u003c\/span\u003e Grade A Samsung 50S 21700\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eStandard Power:\u003c\/b\u003e\u003c\/span\u003e 19.2kW \/ 250A\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003ePeak Power:\u003c\/b\u003e\u003c\/span\u003e Up to 32kW\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMS Peak Capability:\u003c\/b\u003e\u003c\/span\u003e Up to 550A for 10 seconds, configured to a 400A peak for this battery\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum Charging Current:\u003c\/b\u003e\u003c\/span\u003e 50A \/ 1C\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eQuick Charging Time:\u003c\/b\u003e\u003c\/span\u003e Approximately 1 hour with compatible VTB fast charger\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWater Resistance:\u003c\/b\u003e\u003c\/span\u003e IP67\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWeight:\u003c\/b\u003e\u003c\/span\u003e 18.2 kg \/ approximately 40.1 lb\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDimensions:\u003c\/b\u003e\u003c\/span\u003e 154 × 138 × 385 mm\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHeight Increase:\u003c\/b\u003e\u003c\/span\u003e Approximately 20mm above the original battery position\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eExtended Riding Range\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eThe 50Ah capacity provides significantly more stored energy for riders who want additional range without sacrificing high-performance discharge capability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eLaboratory-Tested Range:\u003c\/b\u003e Up to 165 km \/ approximately 103 miles at an average speed of 25 km\/h (15.5 mph).\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eActual riding range will vary based on speed, rider weight, terrain, temperature, tire pressure, controller settings, motor configuration, riding style, and other conditions.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSamsung 50S 21700 Cells\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eThe EVO GT uses \u003cspan class=\"s1\"\u003e\u003cb\u003eGrade A Samsung 50S 21700 cells\u003c\/b\u003e\u003c\/span\u003e selected for high-current performance and capacity.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe battery pack is designed to maintain extremely tight cell voltage consistency, with a stated voltage difference of less than 0.01V after 10,000Ah of cycling.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eExpected Cell Lifespan:\u003c\/b\u003e Minimum 70% capacity after 3 years under specified operating conditions.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHigh-Current BMS\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eA custom BMS utilizing \u003cspan class=\"s1\"\u003e\u003cb\u003e22 HYG017N10 MOSFETs\u003c\/b\u003e\u003c\/span\u003e is engineered to handle the demands of high-performance e-moto applications.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe system supports high-current pulses while minimizing heat generation, with stated heat generation below 18W during a 250A discharge.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe BMS provides protection against multiple charging and discharging conditions while allowing riders to monitor battery status in real time.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBluetooth BMS Monitoring\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eConnect to the battery through Bluetooth to monitor important operating information directly from a compatible device.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe BMS provides real-time battery condition information to help riders monitor performance and identify potential issues.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVTB Interactive Color LCD\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p4\"\u003eAn integrated color display provides real-time battery information directly on the pack, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eState of Charge (SOC)\u003c\/li\u003e\n\u003cli\u003eVoltage\u003c\/li\u003e\n\u003cli\u003eCurrent\u003c\/li\u003e\n\u003cli\u003ePower\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003cli\u003eBMS feedback\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThe display can also help diagnose battery shutdowns and operating conditions.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eAccidental-touch protection activates when current exceeds 0A to help prevent the battery from being unintentionally switched off while operating.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eUltra-Fast Charging\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eThe integrated low-profile \u003cspan class=\"s1\"\u003e\u003cb\u003eXT90 charging port\u003c\/b\u003e\u003c\/span\u003e allows the battery to remain installed in the bike while charging.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eWith a compatible VTB fast charger, the battery supports charging currents of up to \u003cspan class=\"s1\"\u003e\u003cb\u003e50A continuously\u003c\/b\u003e\u003c\/span\u003e, allowing approximately 1-hour charging under supported conditions.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eA protective rubber cap provides additional coverage for the charging port when riding.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHigh-Current Connectors\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eTwo upgraded \u003cspan class=\"s1\"\u003e\u003cb\u003eRAS 6808 connectors\u003c\/b\u003e\u003c\/span\u003e replace the standard Sur-Ron REB6808-style 200A connector.\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cb\u003eConnector Rating:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e240A continuous\u003c\/li\u003e\n\u003cli\u003e480A peak\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThese upgraded connectors are designed to better support high-current performance applications.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eReduced Voltage Sag\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eThe EVO GT is engineered for strong voltage stability under heavy loads.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eStated Voltage Drop:\u003c\/b\u003e Approximately 7V at 250A discharge.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eReduced voltage sag helps maintain stronger performance when demanding high current from the battery.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCNC Copper-Nickel-Chrome Tabs\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eTraditional nickel battery tabs are replaced with \u003cspan class=\"s1\"\u003e\u003cb\u003eCNC-machined Copper-Nickel-Chrome tabs\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe upgraded construction is designed to improve discharge efficiency by reducing tab resistance to approximately \u003cspan class=\"s1\"\u003e\u003cb\u003e0.1mΩ\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSpark-Prevention Design\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eInstead of relying on the factory-style breaker or air switch, the EVO GT incorporates a \u003cspan class=\"s1\"\u003e\u003cb\u003epress-and-hold power button\u003c\/b\u003e\u003c\/span\u003e designed to reduce electrical arcing and sparking during battery activation.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eIP67 Construction\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eThe battery is rated \u003cspan class=\"s1\"\u003e\u003cb\u003eIP67\u003c\/b\u003e\u003c\/span\u003e, with discharge cells sealed using epoxy resin to provide increased protection against water and environmental exposure during outdoor riding.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSur-Ron Light Bee Fitment\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003eDesigned specifically as a battery upgrade for the \u003cspan class=\"s1\"\u003e\u003cb\u003eSur-Ron Light Bee\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe battery fits within the original battery compartment while increasing the installed battery height by approximately \u003cspan class=\"s1\"\u003e\u003cb\u003e2 cm \/ 0.8 in\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVendor\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p6\"\u003e\u003cb\u003eEmoto Supply\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eImportant\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p3\"\u003eHigh-performance batteries can substantially increase the electrical output of your e-moto. Your controller, motor, wiring, connectors, drivetrain, and other electrical components must be capable of handling the battery’s voltage and current output.\u003c\/p\u003e\n\u003cp class=\"p7\"\u003eActual performance, range, charging time, and power output depend on the complete vehicle configuration and riding conditions. Verify compatibility with your controller, motor, charger, and electrical system before installation.\u003c\/p\u003e","brand":"Emoto Supply","offers":[{"title":"Default Title","offer_id":48943906226329,"sku":"sku-56893414146208","price":2199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0442\/8146\/2937\/files\/8E129D4A-E1D3-4A7C-A50E-75C654A209C6.jpg?v=1787899036","url":"https:\/\/kmodsracing.com\/products\/ventus-battery-evo-gt-72v-50ah-surron-light-bee","provider":"K. Mods","version":"1.0","type":"link"}