48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)
48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)
48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)
48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)

48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)

Regular price$1,799.00
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Complete lithium golf cart conversion

48V 65Ah LiMAX Golf Cart Battery Kit | EZGO, Club Car & Yamaha

The Epoch 48V 65Ah LiMAX golf cart battery kit (Big Box Series, model BB5165A-Kit-1) is a complete 48V lithium golf cart upgrade for Club Car Precedent, EZGO RXV and TXT, Yamaha, and other compatible 48V carts. Replace a heavy lead-acid bank with one 66-lb, 3.33kWh LiFePO4 battery. The kit includes a 48V 10A onboard lithium charger with a 10 ft extension cord, a digital Bluetooth battery gauge, a 6 ft remote on/off switch with wiring harness, a fused 12V converter, a cart-specific charge port plug and mounting brackets, with Epoch Li-Ion app monitoring and an IP67 enclosure.

65Ah
Capacity
3.33kWh
Stored energy
200A
Continuous output
66 lbs
Battery weight
IP67
Waterproof

Built to go further

11-year limited warrantyLimited warranty
Complete kitCharger, cord, gauge, switch, converter, port plug, brackets
Bluetooth enabledApp-based monitoring
Advanced BMSBuilt-in battery protection
LiFePO4 chemistryStable lithium power
IP67 enclosureDust-tight; immersion to 1 m for 30 min

A Complete Lithium Conversion Kit

Upgrade your 48V golf cart without hunting for separate parts.

The Big Box Series LiMAX kit is designed to take the headache out of replacing 48V lead-acid golf cart batteries. Instead of managing water levels, acid corrosion, voltage sag, and a heavy multi-battery bank, this complete 48V lithium golf cart upgrade consolidates your power into one clean LiFePO4 battery system with the core conversion components included.

Fit options for major cart brands

Choose the proper configuration for popular 48V cart platforms, including Club Car Precedent, EZGO RXV, EZGO TXT, Yamaha, and other compatible carts. Always confirm tray fitment, OBC requirements, cable clearance, controller draw, and mounting needs before installation.

A true complete kit

This 48V golf cart battery with charger includes the battery, a 48V 10A onboard lithium charger with a 10 ft extension cord, a digital Bluetooth battery gauge, a 6 ft remote on/off switch with wiring harness, a fused 12V converter, a cart-specific charge port plug and cart-specific mounting brackets, helping reduce hidden add-ons and extra hardware runs. The main fuse or DC-rated breaker for the battery cables is not part of the kit; install one as close as practical to the battery positive terminal.

No watering or acid service

Maintenance-free compared with lead-acid: no water refills, no acid service, and no equalization routines. Routine inspections of the case, terminals, cables, and mounting keep it operating safely.

Transform Your Cart’s Performance

Less weight, stronger response, and lithium power that stays consistent.

Replace a heavy lead-acid bank

A traditional 48V lead-acid golf cart bank can weigh hundreds of pounds. At just 66 lbs, the LiMAX lithium battery can dramatically reduce cart weight, improving acceleration feel, hill response, braking, and suspension load.

Drive further with 65Ah LiFePO4 power

With 65Ah of 51.2V lithium capacity, this kit is built for neighborhood cruising, golf course use, campgrounds, resorts, and utility driving. Range varies by setup, but stock and mildly upgraded carts may see approximately 25–35 miles per charge in normal conditions.

Flat voltage curve for confident driving

LiFePO4 batteries maintain a steadier voltage than lead-acid batteries, helping your cart feel more consistent as the battery discharges instead of sagging early on hills or under load.

Built-In Smart Tech & Rugged Durability

Battery data, dashboard visibility, and waterproof protection.

Bluetooth app & digital dash gauge

The included digital dash gauge shows state of charge, voltage, current, temperature, and warnings at a glance, and the free Epoch Li-Ion app for iOS and Android adds cycle data and battery health on your phone. Firmware updates install over the air through the app.

IP67 waterproof and dustproof

Golf carts get washed, splashed, and driven in changing weather. The IP67-rated enclosure is dust-tight and protected against temporary immersion to 1 m for 30 minutes; it is not rated for water jets or pressure washing.

11-year limited warranty and 3,500+ cycles

The LiMAX battery uses safe lithium iron phosphate chemistry with long cycle life and Epoch’s 11-year limited warranty (5 years of free repair or replacement, then 40% off MSRP on a replacement battery through Year 11; register within 90 days or keep your proof of purchase), making it a long-term upgrade over routine lead-acid replacement.

Compatible Applications

EZGO lithium conversion, Club Car 48V lithium battery upgrades, Yamaha 48V lithium battery projects, and more.

  • ✓ EZGO TXT and EZGO RXV 48V lithium conversion projects where system requirements match.
  • ✓ Club Car Precedent 48V lithium upgrades and compatible Club Car conversions after verifying tray and OBC requirements.
  • ✓ Yamaha 2007–2010 and 2011+ 48V golf cart battery upgrades for compatible Drive / Drive2-style installations.
  • ✓ ICON and other compatible 48V cart platforms using the correct configuration and mounting approach.
  • ✓ Neighborhood, campground, resort, golf course, and utility cart use.
  • ✓ Stock carts and mildly upgraded carts needing lower weight, cleaner wiring, and no lead-acid watering or acid service.
  • ✓ 12V headlights, light bars, radios, and USB outlets through the included fused 25A converter.
  • ✓ Parallel expansion up to two batteries (130Ah) for added range when installed according to Epoch guidelines; series connection is not supported.

Feature Highlights

The kit’s parts and the battery’s ratings for a cleaner 48V lithium golf cart upgrade.

Major cart brand fit options Configuration options are available for Club Car Precedent, EZGO RXV, EZGO TXT, Yamaha 2007–2010, Yamaha 2011+, and other compatible 48V carts.
Complete kit included Includes the 48V 65Ah LiMAX battery, a 48V 10A onboard lithium charger with a 10 ft extension cord, a digital Bluetooth battery gauge, a 6 ft remote on/off switch with wiring harness, a fused 25A 12V converter, a cart-specific charge port plug, and cart-specific mounting brackets.
66-lb lithium upgrade Replaces a heavy lead-acid battery bank with a much lighter LiFePO4 package for improved handling, braking feel, and installation ease.
65Ah / 3.33kWh capacity Delivers dependable 51.2V lithium power for neighborhood cruising, campground driving, golf course use, and everyday cart duty.
200A continuous discharge Supports strong acceleration and hill-climbing performance for stock carts and many mild upgrades.
300A / 700A peak output Provides peak discharge of 300A for up to 15 seconds and 700A for up to 2 seconds for short bursts of demanding power.
Regen-ready charging Accepts 100A continuous charge and up to 300A for up to 15 seconds of regenerative braking current; the included 10A charger charges the battery from empty in about 6.5 hours.
12V accessory power The fused 25A converter, switched by the key, powers 12V lights, radios, and USB outlets from the 48V battery.
Bluetooth app monitoring View state of charge, voltage, current, temperature, cycle data, battery health, and warnings in the free Epoch Li-Ion app for iOS and Android.
Digital dash gauge The included digital Bluetooth gauge shows state of charge from 0 to 100%, voltage, current, temperature, and warnings at a glance from the cart dash.
IP67 waterproof protection Dust-tight and protected against temporary immersion to 1 m for 30 minutes; not rated for water jets or pressure washing.
3,500+ cycle life Long-lasting LiFePO4 chemistry helps reduce replacement frequency compared with traditional lead-acid batteries.
OTA firmware updates Over-the-air firmware update capability helps keep the battery management system current.
11-year limited warranty 5 years of free repair or replacement, then 40% off MSRP on a replacement battery through Year 11. Register within 90 days or keep your proof of purchase.

Technical Specifications

Key technical details for the Epoch 48V 65Ah LiMAX golf cart battery kit.

General
Brand Epoch Batteries
Product 48V 65Ah Golf Cart Battery Complete Kit - Lithium (LiFePO4)
Model / SKU BB5165A-Kit-1 (confirm the model on the battery label). Kit SKUs by cart configuration: BB5165A-Kit-1 Club Car Precedent, BB5165A-Kit-2 EZGO RXV, BB5165A-Kit-3 EZGO TXT, BB5165A-Kit-4 Yamaha 2007–2010, BB5165A-Kit-5 Other, BB5165A-Kit-6 Yamaha 2011+
Series Big Box Series / Golf Cart Complete Kit
Battery type LiMAX LiFePO4 golf cart battery
System voltage 48V system / 51.2V nominal
Chemistry LiFePO4 / Lithium iron phosphate
Cell configuration 16S1P (16 prismatic LiFePO4 cells in series)
Bluetooth Yes — Epoch Li-Ion app (iOS and Android)
Dashboard gauge Included — digital Bluetooth battery gauge (dash mount)
Firmware updates Over-the-air firmware updates through the Epoch Li-Ion app
Cycle life 3,500+ cycles
Warranty 11-year limited warranty: free repair or replacement in Years 1–5, then 40% off MSRP on a replacement battery in Years 6–11. Register within 90 days or keep your proof of purchase.
Kit contents and cart fitment
Included battery 48V 65Ah LiMAX LiFePO4 golf cart battery
Included charger 48V 10A onboard lithium charger with a 10 ft heavy-duty extension cord
Included accessories Digital Bluetooth battery gauge (dash mount), 6 ft remote on/off power switch with wiring harness, fused 48V to 12V step-down converter (25A) with key-on wire, cart-specific charge port plug, and cart-specific mounting brackets
12V converter Fused, with a key-on (enable) wire; input 40–90V; regulated 13.5V output; 25A maximum load
Not included A main fuse or DC-rated circuit breaker for the battery cables; install one as close as practical to the battery positive terminal
Configuration options Club Car Precedent, EZGO RXV, EZGO TXT, Yamaha 2007–2010, Yamaha 2011+, and Other (ICON and other compatible 48V carts)
Installation type Complete lithium conversion kit for compatible 48V carts; not a drop-in replacement for every installation. Install by an authorized mechanic or technician
Voltage and capacity
Nominal voltage 51.2V (48V class)
Nominal capacity 65Ah
Energy stored 3.33kWh (3,328Wh) nominal
Maximum charge voltage 58.4V
Operating voltage range 40V – 58.4V
Power-down state Any cell below 2.2V, or pack voltage about 38V
Self-discharge 3% per month
Current ratings
Max continuous discharge 200A
Peak discharge 300A for up to 15 seconds; 700A for up to 2 seconds
Max continuous charge current 100A
Peak charge / regenerative current 300A for up to 15 seconds (regenerative braking)
C-rates 200A discharge = 3.08C; 100A charge = 1.54C (1C = 65A)
Series / parallel Parallel only: up to 2 batteries (130Ah, 6.66kWh); series connection is not supported
Temperature
Charge temperature range 0°C to 55°C / 32°F to 131°F; no internal heater (the BMS blocks charging outside this range)
Discharge temperature range -10°C to 55°C / 14°F to 131°F
Storage temperature Recommended 0°C to 35°C / 32°F to 95°F, up to 12 months; -20°C to 55°C / -4°F to 131°F for up to 1 month
Dimensions and enclosure
Length 17.20 in (437 mm)
Width 14.33 in (364 mm)
Height 7.48 in (190 mm)
Overall dimensions 17.20 in L × 14.33 in W × 7.48 in H (437 × 364 × 190 mm)
Weight 66 lbs (30 kg)
Case material Stainless steel
Controls and ports On/off switch, communication port, vent, positive and negative terminals
IP rating IP67 per IEC 60529: dust-tight and protected against temporary immersion (1 m, 30 min); not rated for water jets or pressure washing
Charging guidance
Recommended charger Use the included 48V 10A lithium charger or a compatible 48V LiFePO4 charger programmed within Epoch’s voltage and current limits.
AC connection 10 ft heavy-duty extension cord (included) from the cart’s charge port to a standard 120V AC outlet
Charge time About 6.5 hours from empty with the included charger
Maximum charge voltage 58.4V
Charger restart Below about 95% state of charge, if the charger stays connected
Lead-acid charger note Do not use a lead-acid charger unless it can be confirmed and programmed for LiFePO4 charging without equalization/desulfation modes.
BMS protection and compliance
BMS protection Over-voltage, under-voltage, over-current, and short-circuit protection; charge, discharge, ambient, and MOSFET temperature protection; integrated cell balancing with a cell-unbalance alarm
Low-charge warning Buzzer and flashing gauge warning below 20% state of charge
Compliance IP67 per IEC 60529

IP67 Waterproof Protection

Built for rain, washdowns, dust, and real cart use.

The IP67-rated enclosure is dust-tight and protected against temporary immersion in water up to 1 meter for 30 minutes. It is well-suited for wet grass, rain, puddle splash, and regular cart washdowns, but it is not rated for water jets or pressure washing: do not pressure-wash the battery or its terminals, do not install it where it will remain submerged or where standing water collects, and inspect it after any immersion.

Why Upgrade to Epoch LiFePO4?

More usable power, less maintenance, and a lighter cart.

LiFePO4 golf cart batteries deliver a flatter voltage curve, faster recovery, reduced maintenance, and major weight savings compared with lead-acid battery banks. For many EZGO, Club Car, Yamaha, and other compatible 48V carts, the Epoch LiMAX kit is a simpler path to cleaner electric power.

Frequently Asked Questions

48V 65Ah LiMAX Golf Cart Battery FAQs

Common questions about fitment, range, charging, installation, and monitoring.

Will this battery fit my specific golf cart?

The Epoch 48V 65Ah LiMAX kit is configured for Club Car Precedent, EZGO RXV, EZGO TXT, Yamaha 2007–2010, Yamaha 2011+, and Other (ICON and other compatible 48V carts). It is not a drop-in replacement for every installation: confirm that the battery bay fits the 17.20 × 14.33 × 7.48 in case, and check terminal clearance, cable routing, charge-port wiring, the On-Board Computer (OBC) on Club Car Precedent carts, and that your controller’s current demand fits the battery ratings before installation.

Do I need to buy a separate lithium charger?

No. This is a complete kit and includes a 48V 10A onboard lithium charger with a 10 ft heavy-duty extension cord, along with a digital battery gauge, a remote on/off switch with wiring harness, a 12V converter, a cart-specific charge port plug, and mounting brackets. Do not use an old lead-acid charger unless it is confirmed and programmed for LiFePO4 charging, with equalization and desulfation modes disabled.

How long does it take to charge, and how do I plug in?

About 6.5 hours from empty with the included 48V 10A onboard lithium charger. The charger is powered through the cart’s charge port: the kit’s cart-specific charge port plug replaces the factory lead-acid receptacle (replacing it is required for safety), and the included 10 ft heavy-duty extension cord connects the charge port to a standard 120V outlet. If the charger stays connected, it restarts charging when the state of charge drops below about 95%.

Can I charge the battery in freezing weather?

No. This battery has no internal heater, and the BMS blocks charging outside 0°C to 55°C (32°F to 131°F), so let a cold battery warm above freezing before charging. It can discharge from -10°C to 55°C (14°F to 131°F).

What is the estimated range of the 48V 65Ah battery?

Range depends on cart weight, passengers, terrain, tire size, controller settings, and driving style. Epoch estimates approximately 25 to 35 miles per charge for stock or mildly upgraded carts under normal conditions. For more range, two matched batteries can be connected in parallel for a 48V, 130Ah system.

Will a lithium battery make my golf cart go faster?

In many carts, switching from a heavy lead-acid bank to a lighter lithium battery improves acceleration, hill-climbing response, handling, and braking feel. Top speed still depends on your motor, controller, tires, programming, and local cart settings, but the weight savings and flat LiFePO4 voltage curve help the cart feel stronger throughout the discharge cycle.

Do I need to bypass the On-Board Computer on my Club Car?

Some older Club Car models that use an On-Board Computer to manage the original lead-acid charger may require an OBC bypass when converting to lithium. This is a common part of many Club Car lithium conversions and allows the included Epoch lithium charger to charge the battery directly. Confirm the correct procedure for your exact model year before installation.

Is the 65Ah battery large enough for an upgraded motor or Navitas controller?

The 65Ah LiMAX kit is a strong choice for stock carts and mild upgrades: the battery is rated for 200A maximum continuous discharge, with 300A for up to 15 seconds and 700A for up to 2 seconds for acceleration. Heavily modified carts with high-amp aftermarket controllers, aggressive motor upgrades, oversized tires, or steep hill use may require a larger-capacity LiMAX kit with higher sustained output headroom.

How do I know how much battery life I have left?

The kit includes a digital Bluetooth battery gauge for the dash, which shows state of charge from 0 to 100%, voltage, current, temperature, and warnings. The free Epoch Li-Ion app for iOS and Android shows the same readings plus cycle data and battery health on your phone.

Can I connect two 48V 65Ah LiMAX batteries together?

Yes, in parallel only. Epoch lists this model for up to two batteries in parallel, which create a 48V 130Ah system for extended range. Use matched BB5165A-Kit-1 batteries of similar age, condition, and firmware, charged to the same state of charge, and install them according to Epoch’s configuration guidance. Do not connect them in series.

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Please allow for 5-10 business days processing and shipping. You may receive your products in multiple shipments and packages. Currently we only ship to the Continental 48 states.

Additional shipping charges and requirements may apply to those outside the 48 states.

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