Product Parameters
| Specifications | ||
| Nominal Voltage | 12V | |
| Capacity(25) | 10HR(10.8V) | 120 Ah |
| 5HR(10.5V) | 105 Ah | |
| 1HR(9.60V) | 74.4 Ah | |
| Dimension | Length | 406±2mm(16.0inch) |
| Width | 173±2mm(6.81inch) | |
| Height | 208±2mm(8.19inch) | |
| Total Height | F5: 238±2mm(9.37inch) | |
| T9: 238±2mm(9.37inch) | ||
| Approx. Weight | 34.7kg(76.5lbs)±4% | |
| Terminal type | F5/T9 | |
| Internal resistance(Fully charged, 25℃) | Approx. 4.0m 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 | 36A | |
| Terminal material | Copper | |
| Maximum discharge current | 1100A(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
The 120Ah-12V Gel Battery for Solar System, model PST-120Ah-12V-6FM, specifically designed for PV System Batteries. Tailored to meet the demanding requirements of solar energy applications, this battery ensures consistent and reliable power supply.
The PST-120Ah-12V-6FM features a nominal voltage of 12V and an impressive capacity of 120 Ah at a 10-hour rate, making it an ideal choice for large-scale solar installations. With dimensions of 406±2mm in length, 173±2mm in width, and 208±2mm in height, it balances performance with practical portability. The battery weighs approximately 34.7kg, ensuring sturdy construction without compromising ease of handling.
Boasting an internal resistance of approximately 4.0mΩ when fully charged, this battery facilitates efficient energy transfer. Its capacity remains robust across a wide temperature range, maintaining high performance even in extreme conditions. The self-discharge rate is minimal, retaining up to 91% of capacity after three months and 82% after six months at 25°C.
Engineered for optimal solar system integration, the PST-120Ah-12V-6FM supports fast charging and high discharge currents, with a maximum charging current of 36A and a maximum discharge current of 1100A for five seconds. The float charging voltage ranges from 13.50 to 13.80V, with temperature compensation, while the cyclic charging voltage lies between 14.10 and 14.40V.
Designed for longevity and reliability, this battery offers a floating life of 10 years. The copper terminals ensure excellent conductivity, minimizing energy loss. With an operating temperature range of -15°C to 50°C for discharge and -10°C to 50°C for charge, and a storage temperature range of -20°C to 50°C, the PST-120Ah-12V-6FM is versatile and resilient.
In conclusion, the 120Ah-12V Gel Battery for Solar System, model PST-120Ah-12V-6FM, is the ultimate choice for PV System Batteries, offering unparalleled performance, durability, and reliability. It is the perfect companion for efficient solar energy storage and distribution.
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