Husqvarna 40-B330X is a powerful 36V battery with 9 Ah capacity, designed for demanding professional battery applications. Like all Husqvarna BLi-X batteries, it’s built with state-of-the-art cell technology offering excellent weight-to-capacity ratio. The robust design fulfils IPX4 for all-weather use with all professional Husqvarna 36V equipment. The ActiveCool system cools down the battery during both operation and charging.