EZGO ST Sport II (2011-2012) 48V Lithium Battery Conversion Kit — Fleet Lithium
Fields (ACP · UCP / Merchant Center)
Description (from PDP, plain text)
Upgrade Your E-Z-GO ST Sport II to Fleet LithiumThe 48V ST Sport II runs six 8V batteries — roughly 350 lb — and every one of those pounds is working against the vehicle when it is loaded. One 51V Fleet Lithium pack removes about 230 lb, delivers full torque to the end of the charge, and is warrantied for ten years.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, fleet use 65Ah is for stock motors and controllers only. If your cart is lifted, loaded, or running an upgraded motor or controller, start at 105Ah.What's Included 51V NexGen Fleet Lithium LiFePO4 Battery (selected capacity) CH5618 — 58.4V 18A LiFePO4 Smart Charger Vehicle-specific mounting bracket kit — matched to your cart's factory battery tray AC0219 — AC Power Connector Cable Set 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 (standard, not an add-on) Bluetooth monitoring — voltage, temp and cycle count from your phone 10-year warranty — designed and assembled in the USA Fitment Guide OEM Model Years Factory Battery Tray Bracket Shipped E-Z-GO ST Sport II 2011–2012 6x 8V Matched to your tray Which Do You Have?This kit is for the 48V ST Sport II with six 8V batteries. Earlier 36V ST Sport IIs use the 36V kit.Will It Work With My Controller?The Curtis 1206HB-class 48V DC controller runs the 51V Fleet pack without modification.Frequently Asked QuestionsWill this fit my ST Sport II?Yes, for the 2011-2012 48V six 8V generation.Mine is a 2009 — same kit?No. Early ST Sport IIs are 36V.Any wiring changes?None. It is a direct pack-for-pack replacement.How long does installation take?30–60 minutes with basic hand tools.Does it work in cold weather?Yes. The built-in heater activates automatically below 32°F — standard on every pack.*Range estimates are maximums under ideal conditions (flat terrain, single rider, 12–15 mph, 70°F). Actual range varies with terrain, weight, speed, and temperature.
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