72V 50Ah LiFePO4 Battery – Built for Serious EV Riders
Power your scooter, motorcycle, or custom EV build with confidence. The Blwny 72V 50Ah LiFePO4 battery delivers automotive-grade performance with a rugged, road-ready design engineered for daily long-haul riders and fleet operators alike.
Key Features
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4000+ Life Cycles with Ultra-Low Degradation – Genuine EV-grade LiFePO4 chemistry maintains over 80% capacity after 4000+ charge/discharge cycles. Consistent torque from sunrise to sunset, zero voltage sag.
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Multi-Layer Alloy Spray Coating – The advanced metallic composite shell resists corrosion, stone chips, and pressure-wash spray. Built for coastal roads, muddy farm tracks, and dusty desert trails.
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Intelligent 50A BMS with Real-Time Cell Balancing – Precision-tuned 50A management system actively equalizes each cell group and shuts down instantly on over-discharge, overheat, or short-circuit detection. Compatible with 2000W+ scooters and trikes.
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Revolutionary PCB Harvest Board – Solder-Free Reliability – Newly developed PCB collector architecture replaces fragile hand-wired connections, eliminating cold joints and intermittent shorts. Stable current delivery under extreme vibration and heavy regenerative braking.
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Plug-and-Play 50A Anderson & XT90 Ports – Ready to connect to most aftermarket controllers and motor kits. Covers 250W commuter scooters to 3500W cargo haulers. Includes a 5A rapid charger to minimize downtime.
Product Specifications
| Parameter |
Value |
| Material System |
LiFePO4 Battery Cell |
| Nominal Voltage |
76.8V |
| Nominal Energy |
3680Wh |
| Capacity |
50Ah |
| BMS Continuous Current |
50A |
| Charger Specification |
87.6V / 5A Fast Charger |
| Charging Time |
8–9 Hours |
| Service Life |
4000+ Cycles |
| Operating Temperature |
-20°C ~ 60°C |
| Dimensions (L×W×H) |
13.74 × 6.16 × 8.0 in |
| Weight |
37.8 lbs |
| Ports |
50A Anderson + XT90 (Dual) |
| Casing |
Aluminum Alloy (Alloy-coated) |
| UPC |
779543358670 |
| Certifications |
CE, FC, RoHS |