Is this a true drop-in replacement for a lead-acid battery?

It is designed as a lead-acid replacement at 12.8V nominal, but your charger must support a lithium profile at 14.6V. Standard lead-acid chargers without a lithium setting may not fully charge it.

How does it compare with a 100Ah lead-acid battery?

It weighs about 13 kg versus roughly 30 kg for a comparable lead-acid battery, and LiFePO4 delivers close to its full rated capacity. Cycle life is also much longer.

Can the 200A BMS run a large inverter?

The 200A BMS is rated for high current draw, which supports sizable inverters and motor loads. Check your peak surge current against the BMS limit before wiring.

Does it have Bluetooth monitoring?

No. The standard version offers RS485 communication, and an LCD is available as a customization. App-based Bluetooth monitoring is not listed.

Can it be charged in freezing weather?

No heated charging is listed, so avoid charging below freezing. Discharging in cold conditions is generally fine, but confirm the temperature limits before winter use.

What is included with the battery?

The listing covers the 100Ah LiFePO4 pack itself. RS485, LCD and OEM options are customizations, so confirm what your order includes before buying.

JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery

Best price now

$253.00at JMBatteriesChecked Nov 11

Prices are checked against each store and labelled with when.

Visit JMBatteries

JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery

Best price now

$253.00at JMBatteriesChecked Nov 11

Prices are checked against each store and labelled with when.

Visit JMBatteries

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Price facts

Last seen at $253.00 at JMBatteries on Nov 11.

Our take on the JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery

The JMBatteries 12.8V 100Ah is a lithium iron phosphate (LiFePO4) battery pack built as a drop-in replacement for lead-acid batteries in RVs, golf carts, boats, UPS units and electric vehicles. It carries a 200A battery management system, charges at 14.6V and weighs about 13 kg, so it delivers roughly the usable capacity of a much heavier lead-acid bank. A 10-year warranty and RS485 communication (with LCD as an option) put it in line with mainstream LiFePO4 rivals, though it lacks the Bluetooth monitoring and heated charging that some competitors add. It suits owners who want long cycle life and lighter weight without paying for smart features.

Best forRV and campervan house banksGolf cart and electric vehicle conversionsLead-acid replacement in boats and UPS unitsBuyers who want a long warranty over smart features

Pros

LiFePO4 chemistry gives far more cycle life than lead-acid
About 13 kg for 100Ah, much lighter than an equivalent lead-acid battery
200A BMS supports high-draw loads like inverters and motors
10-year warranty
RS485 communication, with LCD and OEM options available

Cons

No Bluetooth or app monitoring on the standard version
No heated charging for sub-freezing use
LCD and RS485 customization are extra, not standard
Charging at 14.6V needs a compatible lithium profile

JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery prices at every store

JMBatteriesNew
In stock
$253.00Checked Nov 11
Visit JMBatteries

JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery price history

Lowest price we've seen: $253.00 on Nov 11 at JMBatteries. Tracked across 1 store since Nov 11.

From JMBatteries

12.8V LiFePO4 battery offered in 100AH, 150AH and 200AH capacities
Chargeable LFP battery with 10-year warranty
BMS charge current 200A
Charge voltage 14.6V
RS485 communication protocol (customized available)
LCD available as customization

Sizes: 12.8V 100AH, 12.8V 150AH, 12.8V 200AH
Materials: Anode material: LFP (LiFePO4)
Care: Dry storage
Guarantee: 10 years warranty
Returns: 30-day return policy; item must be in the same condition received, unworn or unused, with tags and original packaging, plus receipt or proof of purchase; return
Shipping: FREE shipping on all orders (retail only); prices include DDP shipping, VAT/tax and customs duties, though some countries may require additional freight charges

About the JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery

This is a 12.8V lithium iron phosphate (LiFePO4) rechargeable battery. It uses an LFP anode and is made as a replacement for lead-acid batteries. It comes in 100Ah, 150Ah and 200Ah capacities.

The built-in BMS handles a charge current of 200A and a discharge current of 200A. The charge voltage is 14.6V. RS485 communication is available as a customization, and so is an LCD.

It is listed for use in boats, electric bicycles and scooters, forklifts, electric vehicles, wheelchairs, golf carts, RVs, camping setups, UPS units and electric power systems. The battery should be kept in dry storage.

Model: JM-L-12.8V100Ah
Voltage: 12.8V
Capacities: 100Ah, 150Ah, 200Ah
Chemistry: LiFePO4 (LFP anode)
Rechargeable: Yes
Charge voltage: 14.6V
Discharge voltage: 10V
BMS charge current: 200A
BMS discharge current: 200A
Dimensions (100Ah): 340 x 175 x 215 mm
Weight (100Ah): 13 kg
Communication: RS485 (customized available)
Display: LCD (customized available)
Customization: OEM/ODM available
Certifications: MSDS, UN38.3, CE, RoHS
Warranty: 10 years
Storage: Dry storage
Origin: Guangdong, China

Questions and answers

Is this a true drop-in replacement for a lead-acid battery?: It is designed as a lead-acid replacement at 12.8V nominal, but your charger must support a lithium profile at 14.6V. Standard lead-acid chargers without a lithium setting may not fully charge it.
How does it compare with a 100Ah lead-acid battery?: It weighs about 13 kg versus roughly 30 kg for a comparable lead-acid battery, and LiFePO4 delivers close to its full rated capacity. Cycle life is also much longer.
Can the 200A BMS run a large inverter?: The 200A BMS is rated for high current draw, which supports sizable inverters and motor loads. Check your peak surge current against the BMS limit before wiring.
Does it have Bluetooth monitoring?: No. The standard version offers RS485 communication, and an LCD is available as a customization. App-based Bluetooth monitoring is not listed.
Can it be charged in freezing weather?: No heated charging is listed, so avoid charging below freezing. Discharging in cold conditions is generally fine, but confirm the temperature limits before winter use.
What is included with the battery?: The listing covers the 100Ah LiFePO4 pack itself. RS485, LCD and OEM options are customizations, so confirm what your order includes before buying.
Where is the JMBatteries Portable Solar Power System 12.8V LiFePO4 Battery cheapest?: At JMBatteries, for $253.00, as of our latest check.