HAWE AC 40-1/4-120 Hydraulic Accumulator: Reliable Energy Storage for Demanding Hydraulic Systems In industrial hydraulic systems, power is not only about pressure and flow. It is also about stability, responsiveness, and the ability to manage sudden changes without losing control. Hydraulic accumulators play a quiet but essential role in this balance. They store energy when the system has capacity, release it when demand rises, and help smooth out pressure fluctuations that