Real tech. Real support. Real results. Trusted by professionals nationwide.

Navitas 4-Seater Frame (All Years) (48V) Fleet Lithium Conversion Kit

Features

  • 300A Continuous / 800A Peak Surge Discharge
  • Advanced Battery Management System (BMS)
  • Internal Heating for Cold Temp Charging
  • Active Cell Balancing for Extended Life Cycle
  • Built in Fire Extinguisher for Ultimate Safety

Backed by a 10 Year Warranty

Navitas 4-Seater Frame (All Years) (48V) Fleet Lithium Conversion Kit - 51V 65Ah is backordered and will ship as soon as it is back in stock.

Regular price $1,95943 USD
Shipping calculated at checkout.

Upgrade Your Navitas 4-Seater to Fleet Lithium (48V)

Replace the lead-acid batteries in your Navitas 4-Seater frame with a single, high-performance 51V LiFePO4 pack from Fleet Lithium. Complete conversion kit included.

Choose Your Capacity

Capacity Range Best For
51V 65Ah Up to 27 mi Stock carts only
51V 105Ah Up to 50 mi Daily driving
51V 168Ah Up to 75 mi All-day use
51V 210Ah Up to 90 mi Max range

65Ah is for stock motors/controllers only.

What's Included

  • 51V NexGen Fleet Lithium LiFePO4 Battery (selected capacity)
  • CH5618 — 58.4V 18A LiFePO4 Smart Charger
  • BR5217 — Navitas 4-Seater Bracket Kit
  • AC0219 — AC Power Connector
  • CB0917 — Cable Set (35.4")
  • Digital State-of-Charge Gauge
  • All mounting hardware

Key Specs

  • 300A NexGen BMS with 800A peak surge
  • Patent-pending fire suppression system
  • Built-in cold-weather heater — activates automatically below 32°F
  • Bluetooth monitoring
  • 10-year warranty — designed and assembled in the USA

Fitment Guide

OEM Model Years Factory Voltage
Navitas 4-Seater Frame All Years 48V

Controller Compatibility

Navitas frames typically use Navitas or aftermarket 48V controllers. The Fleet Lithium 51V pack is compatible with most 48V setups. Verify your controller model before ordering.

Will this fit my Navitas 4-Seater?

Yes. The BR5217 bracket kit provides a factory-fit installation.

Does my controller need reprogramming?

In most cases, no.

Does it work in cold weather?

Yes. Built-in heater activates automatically below 32°F.

*Range estimates are maximums under ideal conditions.