BtrPower 4825 48V 30Ah LiFePO4 E-Bike Battery, 50A BMS

The BtrPower 4825 is listed as a 48V 30Ah LiFePO4 e-bike battery with a 50A BMS. It may suit a compatible setup, but the listing title also mentions 52V and several capacities, so confirm the selected configuration before ordering.

At a glance

The listing describes a 48V 30Ah LiFePO4 battery with a 50A BMS and a 5A charger.
The seller claims 30+ miles of range without pedaling on a single charge. Actual range will depend on the bike and operating conditions.
The listing gives dimensions of 9.25*5.7*5.1 inches for fit checks.

Price

$269.10Save 10%

Reference price: ~~$299.00~~

Price checked: Nov 12, 2026

View offer

Pros and cons

Pros

LiFePO4 chemistry and a stated 50A maximum continuous discharge current are specified for buyers matching a compatible controller and motor.
A 5A charger is described, with the listing estimating 6 hours to charge a 30Ah battery.

Cons

The stated dimensions make enclosure fit a constraint, so measure the available battery space before choosing this model.

Technical specifications

15 specifications

Identity
Brand	BtrPower
Model	4825

Battery and compatibility
Chemistry	48V 30AH LiFePO4
BMS maximum constant discharge current	50A
Controller voltage	48V/52V
Controller rated current	≤ 50A
Motor wattage	250W-2000W
Battery dimensions	9.255.75.1 inches
Battery configuration	48V LiFePO4 Battery (16S1P)

Charging
Charger output voltage	58.8v
Charger output current	5A
Charger input voltage	110v

Manufacturer-stated operation
Claimed range	30+ miles without pedaling on a single charge.
Claimed cycle life	Can reach over 2,000 times life cycle.
Operating temperature range	-20℃ to 70℃

What to know before buying

Listing details to confirm

The listing is internally inconsistent: its title offers 48V and 52V options and 20Ah, 25Ah, 30Ah, 40AH and 50AH capacities, while the feature text identifies a 48V 30Ah battery. It also says a 48V pack can work with 52V controllers, but elsewhere advises matching battery voltage to the motor and controller. Confirm the selected voltage and capacity and your equipment's compatibility before buying. The stated 30+ mile range is a seller claim, not a guaranteed result.

Who is it for?

A good fit for

E-bike owners whose controller voltage and current rating, motor, and available battery space match the listed configuration.
Buyers specifically seeking a rechargeable LiFePO4 battery and willing to verify voltage and capacity selection.

Less suited to

Anyone who cannot confirm the battery's voltage and capacity in the selected listing or verify compatibility with their motor and controller.
Buyers needing a battery that fits a space smaller than the stated dimensions.

BtrPower 4825 48V 30Ah LiFePO4 E-Bike Battery, 50A BMS · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 9 ratings

5 stars83%83%
4 stars0%0%
3 stars17%17%
2 stars0%0%
1 star0%0%

Aggregate ratings lean positive, with a smaller three-star share, but the sample is limited and no written feedback is supplied. Ratings alone do not establish what buyers liked or disliked. For a battery purchase, use them cautiously and prioritize confirming voltage, capacity, fit and controller compatibility.

Frequently asked questions

What battery configuration does the listing describe?

The feature text identifies a 48V 30Ah LiFePO4 battery, but the title lists multiple voltage and capacity choices. Confirm the exact selected version before purchase.

Will it work with a 52V controller?

The listing claims compatibility with 48V or 52V controllers, but also advises matching the battery voltage to the motor and controller. Verify the requirements for your specific setup.

What dimensions should I allow for?

The stated battery size is 9.25*5.7*5.1 inches. Compare these dimensions with your battery compartment.

What range does the seller claim?

The listing claims 30+ miles without pedaling on one charge. It does not establish that range for every bike or riding condition.

What does the listing say is included?

An accompanying product description lists a 5A charger, two Anderson plugs, a 3-pin charger plug and an instruction manual. Check the selected listing to confirm the package.