Power Queen 12V 100Ah Group 31
#9 in 100 Ah classFull review
A budget Group 31 replacement for lead-acid in boats and RVs that stay above freezing.
Amazon $265.99$265.99
3.6/5
For RVers and boaters who charge in sub-freezing weather. The built-in heater and Bluetooth monitoring justify the premium over the standard model.
- 100 Ah (1,280 Wh)Capacity
- 100 AContinuous output
- Self-heatingCold charging
- YesBluetooth
- 5 yearsWarranty
- $0.32Price / Wh
Check price at Amazon$409.99
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Built-in heater lets it charge safely in freezing weather
- Bluetooth app shows charge level and temperature
- Group 24 size fits common marine and RV battery boxes
Cons
- Costs about $75 more than the standard LiTime 100Ah
- No independent capacity test found
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | EA-A14114D-0A |
|---|---|
| Capacity | |
| Rated capacity | 100 Ah (1,280 Wh) |
| Nominal voltage | 12.8 V |
| Chemistry | LiFePO4 |
| Rated cycle life | 4,000 at 100% depth |
| Price per Wh | $0.32 |
| BMS | |
| Continuous discharge | 100 A |
| Low-temperature charging | Self-heating |
| Bluetooth monitoring | Yes |
| Series / parallel | up to 4 in series, 4 in parallel |
| Build | |
| Case size | Group 24 |
| Dimensions | 10.24 x 6.61 x 8.27 in |
| Weight | 22.7 lb |
| Water resistance | IP65 |
| Warranty | 5 years |
Alternatives in this size
ECO-WORTHY 12V 100Ah Bluetooth
#10 in 100 Ah classFull review
A low-cost Group 24 lithium battery with a phone app for boats, RVs and small solar setups. Buyers who need 36V or 48V banks, or cold-weather charging, should look elsewhere.
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SOK 12V 100Ah Clear Case
#12 in 100 Ah classFull review
A well-documented Group 24 battery with an IP65 clear case, Bluetooth and 4-in-series support, for boats and trolling motors. It costs more than budget brands, but SOK publishes a full spec sheet.
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