48V Golf Cart GC2 Lithium Module Kits

48V Golf Cart GC2 Lithium Module Kits

A worn lead-acid golf cart bank can fill the tray with heavy cases and wiring while the cart feels weaker late in the day. Epoch's 48V GC2 lithium system takes a modular approach: compact LiFePO4 batteries fit familiar GC2-sized spaces, and matched modules can be combined to suit the cart's driving load and desired range. The result can be more routinely usable power from the battery space, steadier voltage and far less flooded-battery upkeep.

The Epoch 48V Golf Cart GC2 Lithium Module Kits collection features a 48V 30Ah GC2 module and related monitoring hardware. Epoch also documents complete 60Ah and 90Ah kit configurations on separate product pages. Each 30Ah module is itself a complete 48V battery, even though its enclosure resembles a traditional GC2 lead-acid case. Remove the old lead-acid bank and connect appropriately matched lithium modules in parallel, never as individual 6V or 8V batteries in series.

Get More Useful Power from the Existing GC2 Space

• Build the bank to the route: One 30Ah module stores 1.54kWh and suits light, short-distance use where the cart's current demand allows. Two modules provide 60Ah; three provide 90Ah and higher combined output for more demanding service.
• Take advantage of lithium capacity: LiFePO4 can deliver more of its rated energy in routine cycling than a lead-acid bank often used conservatively for longevity. Actual miles still depend on terrain, passengers, speed and accessories.
• Reduce battery weight: Each module weighs 33 pounds. A two-module 60Ah bank contains 66 pounds of battery, while three modules contain 99 pounds, before cables and accessories. Compare that with the whole bank being removed.
• Keep performance steadier: LiFePO4's flatter discharge curve can help a compatible cart maintain more consistent electrical supply as the battery is used.
• Cut maintenance: There is no flooded-cell watering or acid cleanup. Hold-downs, connectors, fuses and cable routing still need routine inspection.

A GC2 case shape can simplify the physical conversion, but the number of empty tray positions is not itself a range estimate. Confirm the combined modules' continuous and peak current against the motor controller, the energy needed for the daily route and the room for a secure mount. A lightly used neighborhood cart and a lifted, loaded cart on hills may need different bank sizes.

Compare the GC2 Module and Documented Kit Sizes

Epoch's battery-only module is a building block. The linked 60Ah and 90Ah complete kit pages describe how multiple matched modules, a lithium charger and installation accessories are packaged. Check the live product listing for current contents and availability before ordering.

The 30Ah module is approximately 10.25 by 7 by 11 inches and carries an IP67 case rating, a protective BMS and an 11-year manufacturer warranty. Epoch lists 4,000+ charge cycles under specified conditions. The complete kit listings add components that matter during a conversion; a standalone battery purchase does not automatically include the charger, Bluetooth accessory or 12V reducer.

Set Up the Right Power for the Cart's Daily Work

Neighborhood, Campground and Course Driving

A cart running short, level neighborhood trips has a different energy budget from one crossing a hilly campground several times each day. Golf-course use adds repeated starts, stops and time between charging windows. Start by estimating route length, passengers, hills and accessory use, then compare that demand with the bank's energy and current capability. A single 30Ah module may be suitable for light use; many normal or loaded carts will need multiple modules in parallel.

Replacing a six- or eight-battery lead-acid pack with two or three GC2 lithium modules can leave unused tray positions and reduce interconnect wiring when the cart is properly adapted. Secure every module in its actual position rather than assuming it is restrained because it fits the old footprint. Depending on the cart, battery weight savings may affect handling, but no exact speed or range improvement is guaranteed.

Fleet, Utility and Higher-Load Carts

A resort or campus cart may make repeated runs carrying people and equipment, while a lifted utility cart can draw more current on grades. The documented 60Ah kit uses two modules and the 90Ah kit uses three, increasing combined stored energy and output. Choose bank size against controller demand and recharge time, then test the real duty cycle. A larger bank helps only when the motor, cabling and charger are matched to it.

Lights, USB ports and other 12V accessories need a properly rated 48V-to-12V reducer. Do not tap one lithium module or a fraction of the bank as if it were a 12V section of the old lead-acid pack. Complete kit descriptions include a reducer; for a custom bank, confirm the accessory draw and the required converter separately.

Bluetooth Checks and Built-In Reliability

The GC2 platform supports app-based monitoring through compatible Epoch communication hardware. The documented complete kits include a separate Bluetooth module; confirm which accessory and app your exact battery-only or kit configuration needs. With a compatible setup, check state of charge and available voltage, current and status information before a route, after a busy shift or while planning the next charge. Bluetooth is a nearby connection, not internet-wide fleet telemetry by itself.

Each module includes a BMS designed to guard against overcharge, excessive discharge, overcurrent, shorts and unsuitable temperatures. CANBus communication helps matched modules coordinate in a properly assembled bank. The IP67 case resists dust and water exposure, but external terminals, busbars and the charger still need protected placement. A BMS cutoff can interrupt a trip if current or charge limits are exceeded, so choose enough combined output for hills, passengers and controller demands.

A matched 48V LiFePO4 charger allows the bank to be charged without lead-acid watering or equalization. Charging time depends on the number of modules, starting state of charge and charger rating; do not assume the same turnaround for 60Ah and 90Ah banks. The 11-year warranty and published cycle rating add confidence when the cart is installed and operated to Epoch's specifications.

Convert a Lead-Acid Golf Cart in Four Steps

• Verify the cart: Confirm it is a compatible 48V system; check motor controller current, regenerative behavior, tray, cable clearance, hold-downs and existing accessories.
• Size the parallel bank: Estimate route energy and peak demand, select enough matched 48V GC2 modules and plan the busbar, communication links, fuse and cable ratings.
• Replace charging and accessory feeds: Remove the entire lead-acid bank, install a compatible 48V LiFePO4 charger and supply 12V accessories through a correctly sized voltage reducer.
• Mount and test: Secure modules, protect terminals, connect the correct Bluetooth hardware and gauge, then verify charging, normal driving and hill performance before relying on the cart.

Do not wire these complete 48V modules in series or mix them directly with old lead-acid batteries. The familiar GC2 footprint helps with tray fit, but it does not guarantee compatibility with every Club Car, EZGO, Yamaha or custom cart. Use the current Epoch manual and a qualified installer when controller, charger or wiring requirements are uncertain.

Choose a GC2 Lithium Upgrade That Fits the Route

Epoch's GC2 module system offers a flexible alternative to a heavy 48V lead-acid bank: more practical deep-cycle energy from the chosen tray space, steadier voltage, less maintenance and Bluetooth monitoring with compatible kit hardware. A single module is a light-duty building block; parallel 60Ah or 90Ah configurations can serve greater range and load needs when correctly sized and installed.

Explore 48V Golf Cart GC2 Lithium Module Kits, or contact Epoch support with your cart model, controller, current battery layout and driving route to plan the right conversion.