OEM & ODM Baby Products Manufacturing



Shenzhen Battewill Technology Co., Ltd specializes in developing and manufacturing high‑quality wide‑temperature rechargeable lithium‑ion LFP battery cells. Focused on extreme‑environment battery solutions, the company delivers prismatic lithium iron phosphate cells with outstanding cold‑weather performance, long cycle durability and strict safety validation. Battewill’s cells undergo comprehensive reliability testing to meet demanding industrial, energy‑storage and mobility requirements, offering stable, traceable cell products for global system integrators and battery pack manufacturers.

| Item | WT27148154F‑50LB | WT36130200F‑100LB | WT72174207F‑280LB |
|---|---|---|---|
| Nominal Capacity | 50.0Ah | 100.0Ah | 280.0Ah |
| Minimum Capacity | 49.5Ah | 99.0Ah | 280.0Ah |
| Nominal Voltage | 3.2V | 3.2V | 3.2V |
| Charge Cut‑off Voltage | 3.65V | 3.65V | 3.65V |
| Discharge Cut‑off Voltage | 2.0V | 2.0V | 2.0V |
| ACR Internal Resistance | ≤1.0mΩ | ≤0.4mΩ | ≤0.3mΩ |
| Charge Temperature Range | -30℃ ~ 55℃ | -45℃ ~ 60℃ | -30℃ ~ 45℃ |
| Discharge Temperature Range | -50℃ ~ 60℃ | -50℃ ~ 60℃ | -50℃ ~ 60℃ |
| Weight | ~1200g | 1950±30g | ~5300g |
| 25℃ Cycle Life | 4000 cycles ≥80% capacity | 8000 cycles ≥70% capacity | 6000 cycles ≥80% capacity |
| Shipping Voltage | 3.20‑3.35V | 3.20‑3.35V | 3.20‑3.35V |
These wide‑temperature prismatic LFP battery cells are lithium iron phosphate rechargeable cells built for projects that require reliable power under harsh outdoor and industrial environmental conditions. Unlike standard lithium‑ion cells, this series of LFP cells can deliver usable discharge capacity at extremely low temperatures down to ‑50℃, making them ideal for off‑grid energy storage, cold‑region mobile equipment and backup power systems. As noted in IEA battery transition research, LFP chemistry has become the dominant option for stationary storage and many mobility projects due to superior thermal safety and competitive total‑cost‑of‑ownership{insert\_element\_0\_}>. This wide‑temp LFP cell lineup includes 50Ah,100Ah and 280Ah variants, supporting different C‑rate charge‑discharge profiles, from low‑speed steady cycling to short‑term high‑power pulse discharge. System integrators building LFP battery packs for solar energy storage, telecom backup, recreational vehicles, material‑handling machinery or special‑environment equipment can select matching cell capacity to fit voltage and energy requirements. Using wide‑temperature LFP cells helps reduce extra heating system investment in cold‑site deployments; long cycle performance lowers cell replacement frequency for long‑term operation. When paired with properly configured BMS protection parameters, these lithium‑ion LFP cells maintain stable performance for stationary battery energy storage systems and e‑mobility applications.
Battewill is a professional manufacturer of customized lithium battery packs, offering reliable power solutions for drones, mobility vehicles, robots, and specialty applications. With factories in Dongguan, offices in Shenzhen and Hong Kong, and after-sales centers in the US, Germany, and Dubai, we serve customers worldwide with high-quality and efficient battery solutions.
We supply LiFePO4 batteries, ternary lithium-ion batteries, and specialty cells for high/low temperature or military-grade applications.
Our lithium batteries are widely used in drones, mobility scooters, wheelchairs, golf carts, robots, medical devices, garden tools, smart home appliances, energy storage systems, and specialty applications.
Yes, we specialize in customized lithium battery packs and BMS solutions based on your voltage, capacity, size, and application requirements.
Let our battery experts provide you with a customized solution and quote.