12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty
Brand Name:Topband
Certification:MSDS
Model Number:TB12300F-S103A_HEAT
Minimum Order Quantity:50pcs
Delivery Time:2~4weeks for samples; 4~6weeks for mass production
Payment Terms:L/C, T/T
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Topband Industry Park,Tangtou Town,Bao'an District,Sheznzhen,China
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Product Details
Low temperature 12V 300Ah Lithium Iron Phosphate Battery , over 2000 cycles
- long life & deep cycle( over 2000cycles @ 100%DOD)
- with built-in PCM/BMS protection
- super quick charge/discharge performance
- safe pressure valve design ( no explosion, no fire)
- high energy density
- low self-discharge( <3% per month,<15% per year)
- charge at low temperature -20℃
- easily replace lead acid battery
- patent Bluetooth connection feature optional, enable IOS & Android app to monitor instant battery status(SOC, battery voltage, remain AH, charge current, temp., life cycle, error).
1. General Information
This specification defines the performance of rechargeable LiFePO4 battery pack TB12300F- S103A manufactured by Shenzhen Topband Battery Co., Ltd, describes the type, performance, technical characteristics, warning and caution of the battery pack.
2. Specification
NO | Items | Characteristics | |
| 2.1 | Normal capacity | 300Ah | |
| 2.2 | Nominal energy | 3.84KWh | |
| 2.3 | Nominal voltage | 12V (LFP-4S) | |
| 2.4 | Internal resistance | ≤30mΩ @1kHz AC | |
| 2.5 | Normal charge voltage | 14.6±0.5V | |
| 2.6 | Float charge voltage(for Standby use) | 13.8±0.2V | |
| 2.7 | Allowed MAX charge current | 150A | |
| 2.8 | Recommended charge current | ≤150A | |
| 2.9 | Allowed MAX discharge current | 200A | |
| 2.10 | End of discharge voltage | 10.0V | |
| 2.11 | Dimension | 520±3 mm | |
| 268±2 mm | |||
| 222±2 mm | |||
| 2.12 | Weight (No accessories) | 38.0±1.0Kg | |
| 2.13 | Operation temperature | Charge | -20～45℃ |
| Discharge | -20～60℃ | ||
| 2.14 | Self-discharge rate | Residual capacity | ≤3%/Month; ≤15%/ year |
Recover capacity | ≤1.5%/Month; ≤8%/ year | ||
| 2.15 | Storage environment | ≤1month | -20～+60℃, 5～75%RH |
| ≤3month | -10～+45℃, 5～75%RH | ||
| Recommend environment | 15～35℃, 5～75%RH | ||
| 2.16 | charge performance at low temperature | Battery can be charged at -20℃ | |
3. Electrical Characteristics & Test Condition
Testing Conditions: Ambient Temperature: 25±5℃; Huminity:45%~75%.
NO | Items | Criterion | Condition | |||
| 3.1 | Normal Capacity | 300Ah | After Normal charge, discharge @0.33C current to the end of discharge voltage. | |||
| 3.2 | Internal Impedance | ≤30mΩ | @50% SOC @1kHz AC internal resistance test instrument. | |||
| 3.3 | Short circuit protection | Auto cutoff load when short circuit | Connect the positive and negative of this battery pack through a lead with 0.1Ω resistance. | |||
| 3.4 | Cycle life @DOD100% | ≥2000 cycles | After Normal charge,discharge @0.33C current to the end of discharge voltage. Repeat above process until discharge capacity reduce to 80% of initial value. | |||
| 3.5 | Discharge temperature characteristic@0.33C | -20℃(6h) | ≥70% |
Capacity @specified temperature Capacity @ 25℃ | ||
| 0℃(6h) | ≥80% | |||||
| 25℃(4h) | ≥100% | |||||
| 55℃(4h) | ≥95% | |||||
| 3.6 | Capacity retention rate | remain capacity ≥96% | After normal charge, store the battery @25±5℃ for 28days, then discharge capacity @0.33C,the retention capacity accord with criterion. | |||
4. Circuit Protection
The batteries are supplied with a LiFePO4 Battery Management System (BMS) that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.
No | Item | Content | Criterion |
| 4.1 | Over charge | Over-charge protection for each cell | 3.75±0.03V |
Over-charge release for each cell | 3.60±0.04V | ||
Over-charge release method | Under the release voltage | ||
| 4.2 | Over discharge | Over-discharge protection each cell | 2.50±0.03V |
Over-discharge release for each cell | 2.8±0.04V | ||
Over-discharge release method | Charging | ||
| 4.3 | Over current | Discharge over current protection | 255A±5A,delay time 30s±5s |
Discharge over current release | Recovering after 30s | ||
Short circuit protection | Available | ||
| 4.4 | Temperature | Charge over temperature protection | Protect@55±5℃; Release@45±5℃; |
Charge under temperature protection | Protect@0±5℃; Release@10±5℃ | ||
Discharge over temperature protection | Protect@65±5℃; Release@55±5℃; |
5. Dimensional Drawing
12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty
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