25.5V 4A LiFePO₄ Battery Charger for 7S 22V LFP Packs
Reliable 25.5V 4A 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
Designed for 7S 22V LiFePO₄ (LFP) battery packs
Intelligent 3-stage charging: Constant Current (CC), Constant Voltage (CV), Float
Charging current: 4A suitable for higher-capacity battery packs
LED indicators for charging and full-charge status
Multiple protections: over-voltage, over-current, short-circuit, reverse polarity
Rugged design with efficient cooling for continuous operation
Global certifications: CE, UL, FCC, RoHS
Backed by 3-year warranty for long-term reliability
OEM/ODM customization for voltage, current, and connectors
Widely used in solar energy storage, mobility scooters, RVs, marine, and UPS systems
Description
25.5V 4A LiFePO4 Battery Charger Specification
Brand: Phonix®
Model: FX2554000LFP
AC Input: 100~240V
DC Output: 25.5V 4A
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: 154*60*36mm
Net Weight: 520g
Adaptor for: 7S 22V LiFePO4 Battery
Customized Charger: Acceptable
FX2554000LFP 25.5V 4A LiFePO₄ Battery Charger for 7S 22V LFP Packs | ||
| 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 | 114W | Input:100V Output: Full load |
| 2.Output | ||
| No load output voltage | DC 25.5V | |
| Output voltage range | DC22V ~ 25.5V | |
| Charging current | 4A ±10% | |
| Charging voltage | DC 25.5V±0.2 V | |
| Pre-charge | 0.4A ± 0.10A | Voltage≤14V (battery discharge voltage) |
| Charge-end current | ≤0.8A±10% | |
| Suit with battery type | 7S 22V LiFePO4 Battery | |
| Timer | – | |
| Max output power | 102W | |
| 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 | 520g | |
| Size | 154*60*36mm | 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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