4Ah = 100 Whr of energy or 1110 g of mass (2. As already been mentioned, the weight of a lithium-ion battery pack is not a fixed number. This is equivalent to 6 x 3. However, the key takeaway is that lithium batteries are significantly lighter than traditional lead-acid batteries while offering better performance. The Tracer range of LiFePO 4 Battery Packs has been developed to be the safest rechargeable technology available in the tracer range. 2pcs Female spade crimp terminal wire High Capacity: 25. Output Current:. 24V battery pack – Lithium-Iron-Phosphate (LiFePO4) – 30Ah • High lifespan:2000+ • Safest Lithium Iron Phosphate chemistry • Embedded BMS (Battery Management System): improve lifespan AND secure the battery • Very low Peukert"s losses (energy efficiency >96 %) • Very low self-discharge (<3 %. PowerTech Systems offers a range of 24V Lithium battery pack to meet most of our customer needs (up to 48V). PowerBrick® battery offer a high level of safety through the use of cylindrical cells in Lithium Iron Phosphate (LiFePO4) technology. The product incorporates an innovative control system.