All I have to say is this company has a fast response time, the cells are excellent quality and packaging is excellent as well. Definitely order from here.
—— Palombo from Italy
Thank you much for all your help. The cells arrived and everything is perfect I will be testing them and ordering more very soon thanks again.
—— Adam from USA
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Product Details:
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| Nominal Capacity: | 51Ah | Nominal Voltage: | 3.7V |
|---|---|---|---|
| Internal Impedence: | / | Operating Votage: | / |
| Dimension: | 26.72*148.3*91.4mm | Battery Weight: | 855±15g |

Features:
High discharge rate of 3C
Long cycle life
High energy density
l Good consistency
Low resistance, Better power Performance
Better Thermal Stability (Passed 140℃ hot box)
Parameters:
Item | Specifications |
Capacity (min.) | 51.0Ah |
Energy (min.) | 185Wh |
Internal Resistance | 0.5±0.1mΩ |
Nominal Voltage | 3.635±0.010V |
Cell Weight | 855±15g |
Maximum charging voltage | 4.2V |
Operating voltage range | 2.8-4.2V (>5℃) |
2.5-4.2V (-20℃<T≤5℃) | |
2.1-4.2V (≤-20℃) | |
Standard Charge Current | 51.0A |
Standard Discharge Current | 51.0A |
Maximum Continuous Discharge Current | 153A |
Maximum pulse discharge current (short pulse) | 416A |
Energy density | ≥210Wh/kg |
Operating Temperature (Charging) | -20℃ ~ 55℃ |
Operating Temperature (Discharge) | -30℃ ~ 55℃ |
Dimension | 26.72*148.3*91.4mm |
Shell Material | Aluminum |
Details:

10sec Charge Power @ different temp

10sec Discharge Power @ different temp

Cycle life@80%DOD
Test condition:1. 1C CC V1, V1 CV to 0.05C,rest 30min@25℃ or 45℃(the 95%SOC voltage is V1);
2. 1C DC V2, rest 30min@25℃ or 45℃ (the 15%SOC voltage is V2);
3.repeat 1~2 step to 80%SOH;

| WhatsApp : | +8617763274209 |
|---|---|
| Skype : | +8617763274209 |
| WeChat : | 17763274209 |
| Email : | Elsa@lifepo4-battery.com |