Power Queen 12V 125Ah Group 27 Smart LiFePO4 Battery
SVT Score, Lower
Power Queen’s 12.8 V, 125 Ah Group 27 LiFePO4 battery with Bluetooth 5.0, a low-temperature charge cut-off and a 100 A BMS.
$317
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Usability
4.9 out of 10It stores 1,600 Wh, within the 1,250 to 1,799 Wh band of a typical 12 V battery, so it scores 5 on capacity.
Better on capacityLiTime 12V 230Ah Plus BatteryStores 2,944 Wh. $484.49Scores 7.0At 25.12 lb on Power Queen's spec table it holds 63.7 Wh per pound, so it scores 8 on efficiency.
Power Queen rates its BMS at 100 A maximum continuous discharge, 0.8C on 125 Ah and 1,280 W continuous, with a 500 A one-second surge in its manual, so it scores 3 on operating range.
Better on operating rangeRedodo 12V 100Ah Group 31 BatteryRedodo rates its BMS at 100 A maximum continuous discharge. $249.99Scores 5.0Power Queen rates it for 4,000 cycles at 100% depth of discharge, 6,000 at 80% and 15,000 at 60%, with no end-of-life capacity in its spec table or manual, so the 4,000 is scored and taken one rung down for the missing end point, and it scores 6 on lifespan.
It has built-in Bluetooth 5.0, a low-temperature charge cut-off at 32°F (0°C), an IP65 rating and four-in-series, four-in-parallel expansion, but no heating and no CAN or RS485 port, so it scores 6 on features.
No certifier directory (Intertek, UL Product iQ, LabTest, TÜV SÜD or the CEC battery list) lists model EA-119A14B-0B under Power Queen or its trademark owner, and its page names only FCC, CE, RoHS and UN38.3, none of them a safety listing, so it scores 2 on verification.
Better on verificationRedodo 12V 100Ah Group 31 Battery$249.99Scores 6.0Power Queen's warranty policy gives its 12 V batteries of 20 Ah and up 5 years, with no proration stated, so it scores 6 on warranty and support.
$316.66 at ipowerqueen.com.
Group 27 125Ah with Bluetooth
The Power Queen 12V 125Ah Group 27 Smart (EA-119A14B-0B) is Power Queen's 12.8 V, 125 Ah LiFePO4 battery with Bluetooth monitoring for RV, marine and solar use, in a Group 27 case measuring 12.13 x 6.69 x 8.31 in.
It suits a buyer who wants more stored energy than a 100 Ah battery in a Group 27 tray, with phone monitoring, and who will not need more than 100 A of continuous draw or charging below freezing.
Strengths
- Bluetooth 5.0 app with remote discharge switching within 10 m
- Low-temperature charge cut-off below 32°F0°C), resuming at 41°F (5°C
- 63.7 Wh per pound at 25.12 lb
- IP65 protection class
- 5-year warranty with no proration stated
Drawbacks
- 100 A BMS is 0.8C on 125 Ahcapped at 1,280 W continuous
- Title's 15,000 cycles is a 60% depth-of-discharge figure; 4,000 at 100%
- No end-of-life capacity published for the cycle rating
- Recommended charge current 20 A on the spec table25 A in the manual
- No self-heating or CAN/RS485 port
Specs
- Capacity1,500-1,999 Wh
- AC OutputNot applicable
- System Voltage12 V
- Panel PowerNot applicable
- Charge CurrentNot applicable
- Safety ListingNone verifiable
- Cell TypeNot applicable
- Low-Temp ChargingLow-temperature cut-off
- Warranty5 Years
- MonitoringBluetooth built in
- Weight25.1 lb
At a glance
- 12.13 x 6.69 x 8.31 in
- M8 terminal bolts
- QR-code app pairing
- Group 27 case
Power Queen is the brand of Shenzhen Lizu Time Technology Co., Ltd of Shenzhen, China, which holds its US battery trademark, while its privacy policy names Starrysea Co., Limited of Tsim Sha Tsui, Hong Kong, the company LiTime's contact page also names, and its own pages give no founding year.
It sells direct from ipowerqueen.com, which ships US orders from US warehouses, and through its own Amazon, Walmart and eBay stores, with separate stores for Canada, Germany, France and the UK.
The Power Queen 12V 125Ah Group 27 Smart (model EA-119A14B-0B, store SKU P12V125-100-GROUP27-BT-4-A90) is a 12.8 V, 125 Ah (1,600 Wh) LiFePO4 battery with a 100 A BMS: 100 A maximum continuous charge and discharge, 1,280 W maximum continuous output, a 500 A one-second surge in its manual, 14.4 V ± 0.2 V charge voltage and a recommended charge current of 20 A on the spec table (25 A, 0.2C, in the manual), charging from 32°F to 122°F (0 to 50°C) and discharging from -4°F to 140°F (-20 to 60°C). It has Bluetooth 5.0 for the Power Queen app (state of charge, voltage, current, power, temperature and protection status, plus remote discharge switching within 10 m), a low-temperature charge cut-off at 32°F (0°C) that resumes at 41°F (5°C), internal resistance of 40 mΩ or less, an IP65 protection class, an ABS case and M8 terminals with 16 mm bolts. It measures 12.13 x 6.69 x 8.31 in (308 x 170 x 211 mm), a BCI Group 27 size, and weighs 25.12 lb. Up to four connect in series and four in parallel, to 51.2 V 125 Ah or 12.8 V 500 Ah. It sells with a 14.6 V 20 A charger for $392.65, as a 2-pack for $626.98, a 3-pack for $935.72 and a 4-pack for $1,241.29. An auto-applied 10% cart discount runs on ipowerqueen.com through October 14, 2026.
Questions answered from our data
Is Power Queen good?We list 12 Power Queen products and score 12 of them. Their overall scores run from 4.6 to 6.1, with a median of 5.4, against a median of 5.5 for all 127 products we score.
How much does a LiFePO4 battery cost?The 37 LiFePO4 batteries we list run from $220 to $1,089, with a median of $470.
Are LiFePO4 batteries UL listed?Three of the 37 LiFePO4 batteries we list carry a UL 1973-type listing we could look up by model.
Which LiFePO4 batteries can charge below freezing?Nine of the 37 LiFePO4 batteries we list heat their own cells so they can charge below freezing.
