| Nominal Voltage | 51.2V |
| Rated Capacity (0.5C) | 28Ah |
| Rated Energy | 1433.6Wh |
| Cycle Life (0.5C 100%DOD) | >2000 cycles |
| Max. Charge Current | 28A |
| Max. Continuous Current | 98A |
| Battery Dimension | 260×180×240mm |
| Terminals | M8 |
| Approx.Weight | 16.2kg |
TC28‑Y4 is a high‑performance 51.2V 28Ah LiFePO4 battery pack with 1433.6Wh energy, ideal for solar storage, off‑grid systems and heavy‑duty equipment.
Adopting automotive‑grade LFP cells, it achieves over 2000 cycles with superior abuse tolerance. The built‑in smart BMS with Bluetooth supports real‑time monitoring of SOC, voltage and battery health through mobile App.
Featuring an IP67‑rated rugged ABS housing, it withstands dust, 1‑meter water immersion for 30 minutes and physical impacts for outdoor harsh environments. It delivers 98A continuous discharge and 150A pulse current, with max 28A charge current. It works across broad temperatures: 0‑45℃ for charging and ‑20‑60℃ for discharging.
Fitted with M8 terminals, this compact 16.2 kg battery holds UN38.3, CB, UL and CE certifications. Classified UN3480 for global shipment, it serves as your reliable power backup for residential and industrial uses.
| Electrical Characteristics | Nominal Voltage | 51.2V |
|---|---|---|
| Rated Capacity (0.5C) | 28Ah | |
| Rated Energy | 1433.6Wh | |
| Inner Resistance | ≤100mΩ | |
| Self-Discharge Rate/Month | <3.5%/Month | |
| Cycle Life(0.5C 100%DOD*) | >2000 cycles | |
| Standard Charge | Charge Voltage | 14.4V |
| Charge Mode | CC/CV* | |
| Standard Charge Current | 5.8A | |
| Max. Charge Current | 28A | |
| Standard Discharge | Max. Continuous Current | 98A |
| Max. Pulse Current | 150A (<1s) | |
| Discharge Cut-off Voltage | About 40V | |
| Mechanical | Cell & Configuration | 4S1P |
| Dimension | 260×180×240mm | |
| Enclosure Material | ABS Plastics | |
| Weight | 16.2kg | |
| Terminals | M8 | |
| Environmental | Charge Temperature | 0℃~45℃ |
| Discharge Temperature | -20℃~60℃ | |
| Storage Temperature | 0℃~45℃ | |
| Water Dust Resistance | IP67 |
