Experience endless playtime and zero downtime with KeepKnow's 48V LiFePO4 battery. Get more laps, faster recharges, and superior reliability, ensuring your golf cart is always ready to go when you are.
Massive 7.68kWh Capacity (51.2V 150Ah): The ultimate range extender. Delivers a huge 7.68kWh of energy—50% more than standard 100Ah batteries. Perfect for 4-to-6 seater carts, LSVs, and users who want all-day runtime without "range anxiety."
Industrial Relay-Based BMS (Heavy Duty): Engineered for heavy payloads. Uses a robust Mechanical Relay (Contactor) system instead of MOSFETs to withstand high current surges. Delivers 200A continuous and 650A peak (10s) power, ideal for hilly terrain and modified carts.
UL1973 Certified Safety & Steel Casing: Certified to the rigorous UL1973 standard for maximum safety. Housed in a rugged SPCC steel case (25.2×12.8×10.0 in) with IP65 protection, offering superior impact resistance and heat dissipation for large battery banks.
Advanced Dual-Balancing Technology: Critical for large capacity. Features a specialized dual-mode balancing system (Charge Balancing + Static Balancing). This ensures the massive 150Ah cell pack remains perfectly aligned, maximizing efficiency and lifespan.
Smart Control Center (Touchscreen + App): Total command of your power. Includes a dashboard LCD Touchscreen and Bluetooth 5.0. Monitor accurate SOC and Voltage in real-time, or use the "Emergency Shutdown" feature via the App for enhanced security.
All-Weather Charging Bundle: Comes with a matched 58.4V 22A LiFePO4 charger. The system features intelligent Low-Temp Cut-Off (stops charging <32°F/0°C) and High-Temp protection, ensuring safe operation from -4°F to 140°F.
EV Grade-A Longevity: Built to last a decade. Powered by 16 premium EV-grade cells, delivering 4,000+ cycles at 100% DOD (6,000+ at 80% DOD). Provides 12+ years of reliable service with zero maintenance.
Exceptional KeepKnow Service: Invest in quality with confidence. Backed by a 5-Year Warranty, lifetime technical support, fast delivery, and responsive 24/7 customer service.
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Free standard shipping on all orders
Estimated to be delivered within 2 - 7 business days
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Experience endless playtime and zero downtime with KeepKnow's 48V LiFePO4 battery. Get more laps, faster recharges, and superior reliability, ensuring your golf cart is always ready to go when you are.

Powering 10-13 full 18-hole tournaments, offering consistent energy and smooth performance throughout. Steady endurance and reliability ensure every round is powered from the first swing to the last hole.

Compact and weighing only 139.8 lbs, this 25.2×12.8×10.0 in. battery offers 40-50% less weight than lead-acid options, delivering reliable power in confined spaces and making it an ideal golf cart replacement.

Equipped with a 200A BMS, this battery protects against overcharging, overdischarging, overcurrent, overheating, and short circuits, ensuring safe and reliable performance for your golf cart in all conditions.

Monitor voltage, current, temperature, and cell status anytime via the 2.8-inch LCD display, offering real-time insights into your battery’s performance for ultimate convenience and effortless tracking.

74% lighter and 65% more compact than lead-acid batteries, this 48V 150Ah LiFePO4 battery simplifies installation and offers longer, faster performance. It replaces six 8V lead-acid batteries with superior efficiency.

Seamlessly integrates with Club Car, EZGO, ICON, and all 48V systems. Whether it's a sight-seeing bus, ATV, mobility scooter, or riding mower, this battery delivers reliable power and performance across all vehicles.

All-in-one kit for easy, secure installation. Each component is designed for quick setup, ensuring reliable, long-lasting performance, making your installation process fast and hassle-free.

Provides continuous 400A power for 35 seconds and peak 600A for 10 seconds, perfect for steep climbs, fast acceleration, and heavy loads. Offers up to 70 miles of range and speeds over 32 mph.

Provides stable 200A continuous power and 400A peak for 35 seconds, effortlessly tackling steep climbs while delivering up to 70 kilometers of range, ensuring reliable performance for every ride.

Stops charging below 32°F (0°C), discharges below -4°F (-20°C), and resumes charging above 41°F (5°C) to protect the battery from extreme temperatures, ensuring safe and reliable performance.

Equipped with smart LED control (RS485/SWITCH), pressure relief valve, corrosion-resistant casing, and shockproof design, making it perfect for electric vehicles and off-grid systems.

Nominal Valtage | 51.2V |
Nominal Capacity | 150Ah |
Energy | 7,680Wh |
BMS | 200A |
Max Discharge 30 Sec | 400A |
Max Discharge 10 Sec | 650A |
Weight | 139.8 lbs (63.4 kg) |
Dimension LxWxH | 25.2 * 12.8 * 10.04 in |
Charging Temp Range | 14°F to 149°F |
Discharge Temp Range | -4°F to 140°F |
Bluetooth | ✓ |
Low Temp Cutoff | ✓ |
38.4V 105Ah
|
51.2V 72Ah
|
51.2V 105Ah Mini
|
51.2V 105Ah
|
51.2V 150Ah
|
73.6V 105Ah
|
|
|---|---|---|---|---|---|---|
| Energy | 4,032Wh | 3,686Wh | 5,376Wh | 5,376Wh | 7,680Wh | 7,728Wh |
| BMS | 200A | 200A | 200A | 200A | 200A | 200A |
| Max Discharge 30 Sec | 400A | 400A | 400A | 400A | 400A | 400A |
| Max Discharge 10 Sec | 600A | 600A | 600A | 600A | 600A | 600A |
| Weight | 89.9 lbs (40.8 kg) | 85.3 lbs (38.7 kg) | 111.5 lbs (50.6 kg) | 113.5 lbs (51.5 kg) | 139.8 lbs (63.4 kg) | 140.9 lbs (63.9 kg) |
| Dimension LxWxH | 17.01 * 13.15 * 9.06 in (432 * 334 * 230 mm) |
16.73 * 12.6 * 7.87 in (425 * 320 * 200 mm) |
13.78 * 13.4 * 9.25 in (350 * 315 * 235 mm) |
20.04 * 13.15 * 9.25 in (509 * 334 * 235 mm) |
25.2 * 12.8 * 10.04 in (640 * 325 * 255 mm) |
21.65 * 13.4 * 9.25 in (550 * 315 * 235 mm) |
| Charging Temp Range | 32F to 140F | 32F to 140F | 32F to 140F | 32F to 140F | 32F to 140F | 32F to 140F |
| Discharge Temp Range | -4F to 140F | -4F to 140F | -4F to 140F | -4F to 140F | -4F to 140F | -4F to 140F |
| Bluetooth | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Low Temp Cutoff | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
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