Molicel P28A 5S1P 2800mAh Li-Ion Battery Pack

A 5S1P lithium-ion pack assembled to order from genuine Molicel INR-18650-P28A cells: 1 cell per group, 5 groups in series, 5 cells in total. It delivers 2800mAh at 18V nominal (50.4Wh) with 35A of continuous discharge — the energy density of Li-ion at a current rating that suits 5" to 7" long-range FPV cruisers and small fixed-wing UAVs.

Specifications

• Configuration: 5S1P (5 × Molicel P28A 18650)
• Capacity: 2800mAh · 50.4Wh
• Voltage: 18V nominal · 21V fully charged · 12.5V cutoff
• Continuous discharge: 35A (35A per cell)
• Main connector: your choice of XT-60 / XT90-AS — pick it above
• Balance lead fitted for standard balance chargers
• Approx. weight: 279 g

Build

Every pack is built in Gurugram from matched, capacity-tested cells with spot-welded nickel busbars, silicone main leads and a heat-shrink wrap, then load-tested before dispatch. Packs are assembled after payment and dispatch within 3–4 business days. Need a different connector, wire length or layout? Ask us on WhatsApp before ordering.

Charging and care

Charge in Li-Ion mode at 4.20V per cell (never LiHV) at up to 2.8A (1C). Do not discharge below 2.5V per cell; land at around 3.3V per cell for the longest cycle life. Store at 3.6–3.7V per cell.