Extra Power, Smarter Design—Perfect for Long Golf Cart Rides

If you’re upgrading from a standard 48V golf cart battery, this NewtiPower 48V 135Ah lithium kit gives you everything you need to get rolling with higher capacity, faster charging, and long-term performance. Built with high-grade A+ automotive cells and a 200A BMS, it’s ideal for serious golf cart users, off-grid solar systems, or anyone needing reliable, high-output lithium power.

What’s Included

Here’s what’s included with this product:

• 1 × 48V 135Ah NewtiPower LiFePO4 battery (6912Wh)
• 1 × 48V Lithium charger (golf cart compatible)
• 1 × LCD battery monitor
• 1 × Set of connection cables
• 1 × Set of mounting straps

Key Benefits

What makes this product a great choice:

• 35Ah more capacity than a typical 48V 100Ah lithium battery
• 200A smart BMS protects against overcharge, discharge, and short circuits
• Compact design fits more golf cart models than bulkier competitors
• Supports 10.2kW peak power, 250A continuous, and 500A surge current
• Includes charger, monitor, and hardware—ready to use out of the box
• Backed by 10 years of product support and a dedicated service team

Our Verdict

The NewtiPower 48V 135Ah lithium battery kit is built for cart owners who don’t want to compromise on runtime or performance. Thanks to the added 35Ah over standard 100Ah models, you get noticeably more range per charge—ideal for large courses or hilly terrain. It’s also powerful enough for modified carts and demanding setups that require higher current draw.

We like how the battery is paired with a purpose-built lithium charger and real-time monitor. You can track charge levels and performance at a glance, which is especially helpful for new lithium users transitioning from lead-acid setups. The complete accessory package also saves time and prevents compatibility headaches.

One standout is the compact design, which makes installation easier in tight compartments. Even with 6912Wh of energy and 10.2kW peak power, this battery fits in most standard carts without modification. That’s a big plus for users who want more output without dealing with custom brackets or wiring.

The 200A BMS handles high loads with ease and includes full protection for overcurrent, low voltage, and over-temp conditions. It’s also rated for over 10,000 cycles under ideal conditions—translating into a long, low-maintenance lifespan. Whether you use your cart daily or weekly, this battery is designed to last for years.

While it ships in two boxes for safety, everything arrives well-packaged and clearly labeled. Setup is straightforward, and NewtiPower’s tech support is fast and responsive if you need help. For power, durability, and total kit value, this 48V lithium system stands out in its class.