Eco Battery Gen 3: What’s New in the Latest Generation?

November 13, 2025 Martin Davis

5 min read

When it comes to upgrading your golf cart with a powerful lithium battery, Eco Battery remains one of the top choices for performance and reliability. With the release of the Eco Battery Generation 3 (Gen 3), many owners are wondering: What’s the difference between Gen 2 and Gen 3?

In this guide, we’ll break down every improvement in Eco Battery Gen 3 vs Gen 2, including faster charging, smarter BMS, remote wake-up capability, and more.

1. Improved Charge and Discharge Rates

One of the most notable upgrades in the Eco Battery Gen 3 is its higher charge and discharge rates.

This means the Battery Management System (BMS) can now handle more power, improving both performance and reliability. Whether you’re climbing hills or driving longer distances, Gen 3 delivers smoother and stronger power output compared to Gen 2.

In short: More torque, faster charging, and better overall performance.

2. Extended 10-Year Warranty

Eco Battery has also extended its warranty to 10 years, offering better long-term protection and peace of mind.

Like the previous generation, the warranty remains partially prorated, but this update shows Eco Battery’s confidence in the durability and lifespan of their new Gen 3 system.

3. Over-the-Air Bluetooth Updates (No More Tech Tool!)

Say goodbye to complicated firmware updates!

With Gen 3’s over-the-air Bluetooth updates, you can now update your battery directly through the app — no tech tools or service visits needed.

This feature makes maintenance far more convenient, ensuring your battery always stays up to date with the latest performance and safety improvements.

4. Remote Wake-Up Button

One of the most practical upgrades is the new remote wake-up button.

If your golf cart battery has been sitting idle and enters sleep mode, you can now turn it back on instantly with a single press.

Most users mount this button on their dashboard for easy access. You can also customize the sleep mode duration in the app — set it to sleep after a day, a week, or even 30 days depending on your needs.

5. OEM Integration with Major Golf Cart Brands

Eco Battery Gen 3 now includes OEM integration with major golf cart manufacturers such as:

Evolution
EZGO
Club Car

These integrations are rolling out gradually, with Evolution support available now and EZGO and Club Car integration expected by Q4.

This means seamless installation, improved communication between the battery and your cart, and fewer compatibility issues overall.

6. New and Improved In-House BMS Technology

The new BMS (Battery Management System) in Gen 3 is still proudly built in-house in the USA, but now features updated technology for even greater efficiency and safety.

This next-generation BMS enhances protection against overcharging, short-circuiting, and overheating — ensuring your system runs smoothly for years.

7. Built-In Heated Element for Cold Weather Charging

For those living in colder climates, this is a game changer.

Starting Q3 this year, Eco Battery Gen 3 models will include a built-in heating element that automatically warms the battery when temperatures drop too low.

This ensures you can safely charge and operate your battery year-round, even in freezing weather conditions — something Gen 2 users often struggled with.

8. Advanced CAN Technology for Smarter Performance

Eco Battery has always been ahead in communication protocols, and Gen 3 takes that even further with upgraded CAN technology.

This advancement enhances both safety and efficiency, allowing smoother data transmission between your battery, controller, and charger.

The result? More responsive performance and improved protection against potential system errors.

Table Comparison: Eco Battery Gen 2 vs Eco Battery Gen 3

Feature	Eco Battery Gen 2	Eco Battery Gen 3
Charge / Discharge Rate	Standard BMS limits power output	Higher charge and discharge rates for stronger performance and longer range
Battery Management System (BMS)	Older BMS design with limited data control	New in-house BMS with advanced monitoring and safety protocols
Warranty	8-year limited (prorated)	10-year limited (prorated) for greater peace of mind
Bluetooth Connectivity	Requires Tech Tool for updates	Over-the-air Bluetooth firmware updates via mobile app (no tools needed)
Remote Wake-Up Feature	Not available	Includes dash-mounted remote wake-up button for quick activation
Sleep Mode Settings	Fixed sleep timer	Customizable sleep duration in app (1–30 days)
OEM Integration	Generic fit for most carts	Direct OEM integration with Evolution, EZGO, and Club Car systems
Cold-Weather Charging	No built-in heater element	Integrated self-heating system for safe charging in low temperatures
CAN Technology	Basic communication protocol	Upgraded CAN bus for faster data transfer and enhanced efficiency
Manufacturing	Assembled in USA	Still built in USA with refined production and testing processes
Overall Performance	Reliable and proven	Smarter, faster, and more efficient than previous generation

Final Thoughts: Is the Eco Battery Gen 3 Worth It?

The Eco Battery Gen 3 represents a major step forward in lithium battery technology for golf carts.

While Gen 2 remains a solid and reliable option, Gen 3 delivers tangible improvements that make it worth the upgrade:

✅ Faster charge/discharge rates
✅ Over-the-air updates (no tools needed)
✅ Remote wake-up button
✅ 10-year warranty
✅ Cold-weather heating capability
✅ OEM integration for top cart brands

If you’re planning to upgrade or replace your golf cart’s battery, the Eco Battery Gen 3 offers the best combination of performance, convenience, and long-term reliability.