25Ah LFP Prismatic Cells

Topband 25Ah LFP (LiFePO4) Prismatic Cell – Model TB-027070180D

Looking to build a compact, high-performance lithium iron phosphate (LiFePO4) battery bank? The Topband TB-027070180D is a 25Ah prismatic cell that delivers serious performance in a small package—perfect for solar, off-grid, DIY powerwalls, mobile battery systems, and more.

This 3.2V LiFePO4 cell is rated for 2000+ cycles at 100% depth of discharge and handles up to 75A continuous discharge (3C), making it ideal for high-power applications. It's manufactured by Shenzhen Topband, a trusted name in lithium battery OEM manufacturing.

 Specifications:

• Nominal Voltage: 3.2V
• Capacity: 25Ah (min 24.5Ah)
• Weight: ~650g
• Dimensions: 27×70×180mm
• Internal Resistance: ≤4mΩ
• Max Charge Voltage: 3.65V
• Cut-Off Discharge Voltage: 2.00V
• Standard Charge: 1C (25A) CC/CV
• Max Continuous Discharge: 3C (75A)
• Max Pulse Discharge: 5C (125A for 10s)
• Cycle Life: ≥2000 cycles @ 100% DoD
• Storage Temp: –10°C to 30°C
• Discharge Temp: –20°C to 55°C

Features:

• High power density in a compact prismatic form factor
• Excellent cycle life: 2000+ full cycles with ≥80% capacity
• Robust thermal performance: works in cold and hot climates
• Safe LiFePO4 chemistry with extensive factory safety testing
• Perfect for 12V, 24V, and 48V packs with the right BMS

Applications:

• DIY solar energy storage
• Powerwalls and backup systems
• Portable power stations
• Off-grid cabins, RVs, vans, boats
• Industrial battery packs

Notes:

• Top-balancing before first use is recommended
• Cells are shipped at ~30% state of charge, ~3.2V
• Use a LiFePO4-compatible BMS and charger
• Locknut-style terminal hardware recommended

Need help designing your pack or choosing a BMS? Reach out—we're here to help you build smarter.

📦 Ships from the USA — no long lead times or customs delays.