Product Parameters
| Specifications | ||
| Nominal Voltage | 12V | |
| Capacity(25) | 10HR(10.8V) | 150 Ah |
| 5HR(10.5V) | 131.5 Ah | |
| 1HR(9.60V) | 93.0 Ah | |
| Dimension | Length | 484±2mm(19.1inch) |
| Width | 171±2mm(6.73inch) | |
| Height | 242±2mm(9.45inch) | |
| Total Height | F5: 242±2mm(9.52inch) | |
| T9: 240±2mm(9.45inch) | ||
| Approx. Weight | 41.6kg(91.71lbs)±4% | |
| Terminal type | F5/T9 | |
| Internal resistance(Fully charged, 25℃) | Approx. 4.2m Ω | |
| Capacity affected by temperature (10HR) |
40℃ 25℃ 0℃ -15℃ |
102% 100% 85% 65% |
| Self-discharge(25℃) | 3 month 6 month 12 month |
Remaining Capacity: 91% Remaining Capacity: 82% Remaining Capacity: 65% |
| Nominal operating temperature | 25℃±3℃(77℉±5℉) | |
| Operating | Discharge Charge |
-15℃~50℃(5°F~122°F) -10℃~50℃(14°F~122°F) |
| temperature range | Storage | -20℃~50℃(-4F~122℉) |
| Float charging voltage(25℃) | 13.50 to 13.80VTemperature compensation:-18mV/℃ |
|
| Cyclic charging voltage(25℃) | 14.10 to 14.40VTemperature compensation:-30mV/℃ |
|
| Maximum charging current | 45A | |
| Terminal material | Copper | |
| Maximum discharge current | 1385A(5 sec.) | |
| Designed floating life(20℃) | 10years | |
| Constant Current Discharge Characteristics (A, 25℃) | |||||
| F.V/TIME | 10min | 15min | 30min | 60min | 90min |
| 9.60V | 315 | 248 | 150 | 93.0 | 69.0 |
| 9.90V | 306 | 242 | 147 | 91.6 | 68.6 |
| 10.2V | 293 | 233 | 143 | 89.3 | 68.0 |
| 10.5V | 280 | 225 | 139 | 87.5 | 66.9 |
| 10.8V | 265 | 213 | 134 | 84.8 | 66.2 |
| Constant Current Discharge Characteristics (A, 25℃) | ||||||
| F.V/TIME | 2h | 3h | 5h | 8h | 10h | 20h |
| 9.60V | 54.8 | 38.3 | 26.8 | 18.4 | 15.3 | 8.02 |
| 9.90V | 54.5 | 38.0 | 26.6 | 18.3 | 15.2 | 8.00 |
| 10.2V | 54.0 | 37.8 | 26.4 | 18.1 | 15.2 | 7.98 |
| 10.5V | 53.2 | 37.5 | 26.3 | 18.0 | 15.1 | 7.93 |
| 10.8V | 51.8 | 36.4 | 25.5 | 17.5 | 15.0 | 7.88 |
| Constant Power Discharge Characteristics (Watt, 25℃) | |||||
| F.V/TIME | 10min | 15min | 30min | 60min | 90min |
| 9.60V | 3402 | 2718 | 1683 | 1060 | 787 |
| 9.90V | 3300 | 2652 | 1649 | 1044 | 782 |
| 10.2V | 3164 | 2554 | 1599 | 1018 | 775 |
| 10.5V | 3028 | 2468 | 1560 | 998 | 763 |
| 10.8V | 2858 | 2337 | 1503 | 967 | 755 |
| Constant Power Discharge Characteristics (Watt, 25℃) | ||||||
| F.V/TIME | 2h | 3h | 5h | 8h | 10h | 20h |
| 9.60V | 635 | 450 | 316 | 218 | 182 | 96.2 |
| 9.90V | 631 | 447 | 315 | 217 | 182 | 96.0 |
| 10.2V | 625 | 444 | 312 | 215 | 181 | 95.7 |
| 10.5V | 616 | 441 | 310 | 214 | 180 | 95.2 |
| 10.8V | 600 | 428 | 301 | 207 | 179 | 94.5 |



Product Description
Elevate your solar energy storage with the 150Ah-12V Gel Battery for Solar System, model PST-150Ah-12V-6FM, a premium addition to PV System Batteries. This high-capacity battery is engineered to deliver exceptional performance and reliability in solar installations.
The PST-150Ah-12V-6FM boasts a nominal voltage of 12V and a robust capacity of 150 Ah at a 10-hour rate, making it an ideal choice for large-scale and high-demand solar systems. With dimensions of 484±2mm in length, 171±2mm in width, and 242±2mm in height, it combines powerful performance with a manageable footprint. The battery weighs approximately 41.6kg, ensuring solid construction without sacrificing ease of use.
Equipped with an internal resistance of approximately 4.2mΩ when fully charged, this battery ensures efficient energy transfer. Its capacity remains stable across a wide temperature range, delivering consistent performance in varying conditions. The self-discharge rate is minimal, maintaining up to 91% of capacity after three months at 25°C.
The PST-150Ah-12V-6FM supports fast charging and high discharge currents, with a maximum charging current of 45A and a maximum discharge current of 1385A for five seconds. It operates within a temperature range of -15°C to 50°C for discharge and -10°C to 50°C for charging, and can be stored within -20°C to 50°C. The float charging voltage ranges from 13.50 to 13.80V, with temperature compensation, and the cyclic charging voltage lies between 14.10 and 14.40V.
Designed for longevity, this battery offers a floating life of 10 years, ensuring years of reliable service. The copper terminals provide excellent conductivity, reducing energy loss. Whether you're upgrading your existing system or planning a new installation, the 150Ah-12V Gel Battery for Solar System - PST-150Ah-12V-6FM is the perfect solution for reliable and efficient energy storage.
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