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TEMGO LM12300
TEMGO 12V 300Ah LiFePO4 Lithium Battery Marine Battery with APP Monitoring | Rechargeable 3840Wh Energy, 200A BMS, Low Temp Protection, Deep Cycle Battery for RV, Camping, Marine, Backup Power, Off-Grid
In Stock
- Price
- $478.79
- Brand
- TEMGO
Prices from Amazon as of . Product prices and availability are accurate as of the date and time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of the product. As an Amazon Associate I earn from qualifying purchases.
Ranking within Category
Comparing this product to others on Nomad Gear Finder (in the liFePO4 batteries category with a value specified):
- This product's Max batteries in parallel is the highest of 5: 10
Specifications
These details are subject to change and may not be current. Please check Amazon or manufacturer web site to confirm before purchase.
- Model
- LM12300
Core specs
- Battery capacity
- 300 Ah
- Battery capacity
- 3,840 Wh
- Voltage
- 12 V
- Max continuous discharge
- 200 A
Multiple Batteries
- Max batteries in parallel
- 10
- Max batteries in series
- 4
Temperature Range
- Low-temp charge cut-off
- Yes
Physical Attributes
- Weight
- 54.67 lbs
More specifications
- Warranty
- 1 Year
Features
Details from the TEMGO LM12300 Amazon listing:
- 【Large Capacity & Low Temp Cutoff】The 12V 300Ah LiFePO4 battery, featuring LiFePO4 cells, offers high quality and high energy density with improved stability. This ensures the feasibility of long-term recycling. Additionally, the low-temp cutoff protection prevents trolling motor battery damage in low-temperature environments.
- 【Smart APP Monitoring】Discover convenience with our 12V lithium battery. Its user-friendly design includes a APP for easy monitoring and control from anywhere. The built-in monitoring function of this lithium marine battery lets you access battery information on your phone – simply download our app following the provided instructions.
- 【200A BMS & 100% Safety 】Our 12 volt lithium battery, with a built-in 200A BMS, offers all-around protection against overcharge, over-discharge, over-current, overheating, and short circuits. Its stable LiFePO4 ensures safety, even in high-temperature or impact situations. And this lithium boat battery is made of a100% Recycled post-consumer acrylonitrile Butadiene Styrene (ABS) (RM0271) material, which does not contain any heavy metals or rare metals, it provides peace of mind for worry-free use.
- 【Light Weight & Higher Capacity】Deep cycle marine battery 12v weighs just 54.67lbs, making it smaller and 1/3 the weight of a lead-acid battery with the same capacity. This lightweight design facilitates easy carry and placement. The rv battery can be expanded to 10 in parallel or 4 in series (Max 4P4S), it offers increased capacity and higher voltage options (24V, 36V, 48V). Say goodbye to worries about weight and limited capacity.
- 【Various Application & 1-Year Service Life】Mount our 12v lifepo4 battery in any position – perfect for marine, RVs, campers, travel trailers, and off-grid use. TEMGOT ensures your satisfaction with a one-year service life. For any questions about 300 ah lifepo4 battery 12v, our friendly 24/7 customer support is here for you.
- 【Performance & Compatibility Notice】Voltage and current readings may vary by approximately 1%–5% depending on temperature, measuring equipment, and actual operating conditions. For series or parallel connections, please use batteries of the same brand and model only; mixing different batteries may cause imbalance or trigger BMS protection.
Similar products from other brands
Chosen for their similar specs and price:
 This productTEMGO LM12300 |
 GOKWH 12V 320Ah LiFePO4 Lithium Battery Smart APP for Trolling Motor | Bluetooth 5.0 4096Wh Battery 200A BMS Up to 8000 Deep Cycle 10 Years Lifespan for RVs Trolling Motor HomeBackup Off-Grid |
 TechCella TC-12320-345BL-BTNW |
 GREENOE LFP100-12 |
|
|---|---|---|---|---|
| Price | $478.79 | $402.90 | $399.99 | $299.99 |
| Model | LM12300 | – | TC-12320-345BL-BTNW | LFP100-12 |
| Battery capacity (Ah) | 300 | 320 | 320 | 100 |
| Battery capacity (Wh) | 3,840 | 4,096 | – | 1,280 |
| Voltage (V) | 12 | 12 | 12 | 12 |
| Max continuous discharge (A) | 200 | 200 | 200 | 100 |
| Peak discharge current (A) | – | – | 300 | 300 |
| Charge voltage (V) | – | – | 14.6 | 14.6 |
| Cycle lifespan | – | – | 6,000+ Cycles | – |
| Max batteries in parallel | 10 | 4 | 4 | 4 |
| Max batteries in series | 4 | 4 | 4 | 4 |
| Low-temp charge cut-off | Yes | – | Yes | Yes |
| Charging temp min (℉) | – | – | 32 | 32 |
| Charging temp min (℃) | – | – | 0 | – |
| Discharging temp min (℉) | – | – | -4 | -4 |
| Discharging temp max (℉) | – | – | 140 | – |
| Discharging temp min (℃) | – | – | -20 | – |
| Discharging temp max (℃) | – | – | 60 | – |
| App connectivity | – | Bluetooth | Bluetooth | – |
| Built-in Bluetooth | – | Yes | Yes | – |
| BCI group size | – | – | – | Group 31 |
| Weight (lbs) | 54.67 | 58.00 | 58.43 | 22.48 |
| IP rating | – | – | – | IP65 |
| Warranty | 1 Year | – | – | 5 Years |
Specifications last updated Oct 21, 2026.