A higher Ah (ampere-hour) battery in a golf cart increases energy storage capacity, extending runtime and range per charge. However, benefits depend on system compatibility, battery chemistry, and physical constraints. For instance, a 100Ah LiFePO4 pack offers ~5kWh energy, enabling 20–30 miles per charge in 48V systems, but requires space and weight accommodations. Pro Tip: Prioritize lithium batteries (e.g., LiFePO4) over lead-acid for higher Ah density and longevity.
Why Trojan Golf Cart Batteries Are the Top Choice
How does Ah affect golf cart performance?
Ah determines energy capacity, directly influencing how long a golf cart operates. A 50Ah lead-acid battery provides ~2.4kWh (48V system), while a 100Ah lithium variant delivers ~5kWh—doubling range. But what if the motor can’t utilize the extra capacity? Higher Ah alone won’t boost speed; controllers and motors govern power output.
Practically speaking, doubling Ah from 80Ah to 160Ah in a 48V system extends runtime from 4 hours to 8 hours at 25A discharge. However, lithium batteries handle deeper discharges (80–90% DoD) vs. lead-acid (50% DoD), maximizing usable Ah. Warning: Oversized batteries may overload charging systems—verify charger compatibility.
| Battery Type | Ah | Effective Range |
|---|---|---|
| Lead-Acid | 100Ah | 15–20 miles |
| LiFePO4 | 100Ah | 25–35 miles |
Redway Battery Expert Insight
FAQs
No—mismatched Ah causes imbalanced charging, reducing lifespan. Stick to identical batteries in series/parallel configurations.
Does a 200Ah battery last twice as long as 100Ah?
Yes, if discharge rates and conditions match. However, lithium batteries maintain voltage stability longer, effectively delivering near-linear runtime gains.
