25.5V 3A LiFePO₄ Battery Charger for 7S 22V LFP Packs
Reliable 25.5V 3A LiFePO₄ charger designed for 7S 22V LFP batteries. Provides safe and efficient charging with intelligent control and multiple protections, ideal for solar energy storage, mobility systems, and backup power.
Features
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Designed for 7S 22V LiFePO₄ (LFP) battery packs
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Intelligent 3-stage charging: Constant Current (CC), Constant Voltage (CV), Float
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Charging current: 3A suitable for medium-capacity battery packs
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LED indicators for charging and full-charge status
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Multiple protections: over-voltage, over-current, short-circuit, reverse polarity
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Rugged design with efficient cooling for continuous operation
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Global certifications: CE, UL, FCC, RoHS
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Backed by 3-year warranty for long-term reliability
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OEM/ODM customization for voltage, current, and connectors
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Widely used in solar energy storage, mobility scooters, RVs, marine, and UPS systems
Description
25.5V 3A LiFePO4 Battery Charger Specification
Brand: Fangxin®
Model: FX2553000LFP
AC Input: 100~240V
DC Output: 25.5V 3A
Charge Process: Pre-charge, CC, CV and Automatically Cut-off
Charger Indicator: With Double color LED for power capacity show
Output Protections: OVP, OCP, Shorted, Reversed
Safety Approval: CE, UL, TUV, FCC, PSE, CCC
Size: 133*58*31mm
Net Weight: 350g
Adaptor for: 7S 22V LiFePO4 Battery
Customized Charger: Acceptable
FX2553000LFP 25.5V 3A LiFePO₄ Battery Charger for 7S 22V LFP Packs |
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| Item | Specification | Remark |
| 1.Input | ||
| Rating input voltage | 100~240 Vac, 50/60 Hz | |
| Input voltage range | 50~264 Vac | |
| Rating input current | 1.0 A/RMS | Input:100V Output: Full load |
| Max input power | 88W | Input:100V Output: Full load |
| 2.Output | ||
| No load output voltage | DC 25.5V | |
| Output voltage range | DC22V ~ 25.5V | |
| Charging current | 3A ±10% | |
| Charging voltage | DC 25.5V±0.2 V | |
| Pre-charge | 0.3A ± 0.10A | Voltage≤14V
(battery discharge voltage) |
| Charge-end current | ≤0.6A±10% | |
| Suit with battery type | 7S 22V LiFePO4 Battery | |
| Timer | – | |
| Max output power | 75.6W | |
| Ripple voltage | ≤260mV | Full load |
| Power LED | Red | Power on |
| Charging LED | All off | No battery |
| All on (or Green on) | Finished | |
| All flashing | Error | |
| Flashing one by one | Charging | |
| Shorted | Yes | |
| Reversed | Yes | |
| Efficiency | ≥88% | Full load @220V |
| 3.Environment | ||
| Operate temperature | -10 ~ +40℃ | |
| Operate humidity | < +50% | Relative humidity |
| Storage temperature | -40 ~ +70℃ | |
| Storage humidity | 0 ~ +55% | Relative humidity |
| Cooling | Natural | |
| Vibration resistance | 5MM / 50HZ/600S | Non-operating condition |
| Impact resistance | 1 meter drop test 3 times | Non-operating condition |
| 4.Mechanical | ||
| Net Weight | 350g | |
| Size | 133*58*31mm | Casing only |
| Connector | Refer to order | |
| 5.Safety | ||
| Max. temperature rise | < 40℃ on casing | |
| Safety approval | CE/TUV/FCC/PSE/CCC | |
| MTBF | 30000 H | |
| ESD | 8.0 KV | |
| Hi-Pot Insulation | i/p to o/p: 3000V (1 min) | |
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