SZWEDI 40A Dual Battery Balancer

The SZWEDI 40A Dual Battery Balancer enables parallel battery configurations for extended range and extended riding capacity. The 40-amp rating handles high-power e-bike systems effectively. Features include automatic load balancing between two batteries, preventing individual battery strain. Perfect for upgrading battery capacity on high-power e-bikes (750W-1000W). Protects batteries from overcharging and over-discharging. Waterproof design suits outdoor conditions. Professional-grade engineering ensures safe, reliable operation. Ideal for DIY e-bike builders, long-distance riders, and anyone seeking extended range.