Enjoy more power in a smaller package, seamless operation, and the reliability you can trust. KeepKnow MINI 48V Intelligent Power System delivers efficient performance, fast charging, and lasting durability.
Ultra-Compact Steel Powerhouse (51.2V 105Ah): Maximum power in minimum space. Delivers 5.376kWh of energy in a surprisingly compact SPCC steel casing (13.8×12.4×9.2 in). Perfect for tight battery trays where standard batteries won't fit, without sacrificing capacity.
Industrial Relay-Based BMS (200A): Built for heavy duty. Uses a robust Mechanical Relay (Contactor) instead of standard MOSFETs. This ensures superior resistance to high current impact, delivering 200A continuous and 650A surge (10s) for powerful acceleration and hill climbing.
UL1973 Certified & Rugged Safety: Certified to the highest safety standards (UL1973, CE, FCC, UN38.3). The vibration-resistant SPCC metal housing allows for superior heat dissipation and IP65 protection, ensuring stability in rough terrain.
Advanced Dual-Balancing Technology: Maximize battery life. Features a unique dual-mode balancing system (Charge Balancing + Static Balancing). This keeps internal cells perfectly aligned for optimal efficiency and longevity.
Smart Control (Touchscreen + Bluetooth): Total command at your fingertips. Includes a dashboard LCD Touchscreen and Bluetooth App. Monitor SOC, Voltage, and Temp in real-time, or trigger "Emergency Shutdown" remotely for ultimate safety.
All-Weather Charging Bundle: Includes 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.
Universal Golf Cart Fit: Designed for seamless integration. Compatible with 48V Club Car, EZGO, Yamaha, and other major brands. The compact footprint makes installation easier in modified or space-limited carts.
Exceptional KeepKnow Service: Experience premium support. 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.
Enjoy more power in a smaller package, seamless operation, and the reliability you can trust. KeepKnow MINI 48V Intelligent Power System delivers efficient performance, fast charging, and lasting durability.

Reliable enough to handle back-to-back adventures, it ensures the energy and stability you need for uninterrupted operation.

Get back on the course in no time. With a 58.1V 18A dedicated charger, your cart reaches full power in just 4.8 hours—less waiting, more swinging.

40–50% lighter than lead-acid batteries, compact 13.8 × 12.4 × 9.2 in size, weighing 111.5 lbs, delivering high energy and easy installation in most golf carts.

Built-in 200A smart BMS provides full protection, automatically disconnecting below 40V and recovering within 30 seconds, ensuring safe, reliable, and intelligent operation for uninterrupted performance.

Real-time monitoring via Bluetooth and LCD display, showing SOC, voltage, current, temperature, and health. Remote control of discharge or emergency shutdown ensures safe and intelligent operation.

Real-time monitoring via Bluetooth and LCD display, showing SOC, voltage, current, temperature, and health. Remote control of discharge or emergency shutdown ensures safe and intelligent operation.

Compact 111.5 lbs design, 74% lighter and 65% smaller than traditional batteries, enabling effortless installation and longer, faster travel.

Fits Club Car, EZGO, Yamaha, and other leading golf cart brands, offering an easy upgrade with consistent, reliable, and maintenance-free power.

Everything required in one kit for stress-free, safe installation, with thoughtfully designed components for simple setup and dependable performance.

Powerful 400A surges and 600A bursts handle hills, fast starts, and heavy loads, offering up to 50 miles of range and 32+ mph top speed.

Strong and durable for 7–9 rounds, providing 200A continuous and 400A peak discharge for 35 seconds, perfect for steep and muddy courses, supporting rides of up to 50 kilometers per charge.

Automatic temperature protection stops charging below 32°F (0°C) and discharging below -4°F (-20°C), resuming safely above 41°F (5°C).

Rugged SPCC steel casing with IP65 protection and shock resistance, featuring a smart LED controller (RS485/SWITCH) for easy operation and reliable power even in tight spaces.

Nominal Valtage | 51.2V |
Nominal Capacity | 105Ah |
Energy | 5,376Wh |
BMS | 200A |
Max Discharge 30 Sec | 400A |
Max Discharge 10 Sec | 650A |
Weight | 111.5 lbs (50.6 kg) |
Dimension LxWxH | 13.78 * 12.4 * 9.25 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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