LiFePO4 Battery Pack with Aluminum Shell, Prismatic Four-Pack for Solar, RVs, and Boats, 280Ah-340Ah
Meet the Tewaycell LiFePO4 Battery Pack 3.2V Four Pack Prismatic, available in 280Ah, 314Ah and 340Ah variants. This compact four-pack uses prismatic LiFePO4 cells with aluminum shell construction for solid durability, making it an excellent energy storage solution for solar systems, RVs, and boats. With a nominal voltage of 3.2V per cell, these packs deliver reliable, long-lasting power in a compact footprint, designed to support off-grid living and mobile adventures.
Each four-pack is CE certified and built to high safety and performance standards. The packs are designed for easy integration into energy storage setups, with robust electrical connections and included busbars. The configuration maintains a consistent voltage while increasing capacity, helping to reduce the number of parallel units you need for your system.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Language support: not specified for this product.
At intercyprus.com since 2002 — trusted for quality and reliability.
Benefits & Tips
- Stable, safe LiFePO4 chemistry provides reliable energy storage for solar, RV and marine applications with a long cycle life.
- Four-pack configuration (4 x cells) delivers ample capacity while keeping a compact form factor—dimensions vary by capacity (280Ah/314Ah: 174×72×210 mm; 340Ah: 174×81×210 mm).
- CE certification and factory safety tests (voltage balance, internal resistance checks) help ensure consistent performance and safety in your setup.
Product specifications
- Brand: Tewaycell
- Model: LFP-3.2V-280AH / 314AH / 340AH
- Nominal voltage: 3.2V
- Discharge end voltage: 2.5V
- Charging end voltage: 3.65V
- Cell type: LiFePO4
- Shell material: Aluminum
- Battery number: 4 pcs (four-pack)
- Dimensions (L×W×H, ±1.0 mm): 280Ah / 314Ah: 174 × 72 × 210 mm; 340Ah: 174 × 81 × 210 mm
- Weight: 280Ah: ~5.5 kg; 314Ah: ~5.6 kg; 340Ah: ~6.2 kg
- Internal impedance: 0.1–0.25 mΩ (typical, varies by model)
- Operating temperature: -20 to 60°C
- Absolute charge temperature: 0 to 55°C
- Absolute discharge temperature: -20 to 55°C
- Screws: M6
- Busbars: Included (4 pcs)
- Epoxy resin board: Included
- Standard charge temperature: 25±2°C
- Voltage deviation (when tested): ≤0.01V; resistance deviation: ≤0.1 mΩ
- Package type: Four-pack of LiFePO4 cells
Package includes:
- 4 x LiFePO4 prismatic cells (4-pack)
- 4 x sets of busbars with M6 bolts (one set per cell)
- Epoxy resin board
- Documentation and safety testing notes
Warnings / Reminders
- Note: No VAT information is provided; EU stock availability may affect shipping times.
- EU customers: stock in Europe (Germany) with delivery typically 3–7 days; orders from other regions ship from China with delivery 30–60 days.
- Tewaycell will bear customs taxes for customers; for other VAT details, please contact us.
Shipping & Availability: If you are in the EU, the item is typically shipped from a European warehouse to shorten delivery times. For non-EU regions, shipments originate from the Chinese warehouse. Please verify your location at checkout.
At intercyprus.com since 2002 — trusted for quality and reliability.
Disclaimer: All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.