Drop-in lithium conversion kit for the HISUN Sector E1 2020-2026 48V system. Replaces the factory lead-acid battery pack with a purpose-built Fleet Lithium bundle sized for your vehicle's tray and electrical demands. What's Included Fleet Lithium 48V battery pack — choose 65Ah, 105Ah, 168Ah, 210Ah Vehicle-specific bracket kit matched to the factory tray Matched lithium charger with OEM-style plug Hardware and wiring adapters required for installation Fitment & Compatibility Vehicle: HISUN Sector E1 2020-2026 48V Factory battery config: Eight 6V dry-cell lead-acid batteries Vehicle class: UTV / Utility Controller / Electrical Note: 48V factory drive. Fleet packs provide 300A continuous and 800A peak. Confirm the visible controller label and stock configuration before installation; modified controllers require separate electrical review. Modification Required: Replace or bypass the factory lead-acid charger with CH5618, install the Fleet SOC gauge, and retain required DC-DC/accessory feeds. Do not drill frame rails. Ships with a vehicle-specific bracket kit, matched to your factory tray — no frame drilling required. Fitment Notes: Use only after the customer selects Sector E1 - eight 6V dry-cell lead-acid batteries. Confirm battery count, voltage, chemistry, controller/charger labels and the photographed physical layout. Why Fleet Lithium 10-year warranty on Promise-series packs Bluetooth-enabled NexGen BMS with 300A continuous / 800A peak surge discharge Heated cold-weather operation and CAN/RS485 communication support Ships from the USA; shipping calculated at checkout
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