P&H
Battery equalizer for P&H Century 650
This battery equalizer is designed for the P&H Century 650 crane. It manages voltage levels across battery cells connected in series to ensure uniform charging and discharging throughout the system.
Compatible models
Specifications
- Part number
- 3279Q3
- Brand
- P&H
The 3279Q3 battery equalizer is an electronic component used in the electrical system of the P&H Century 650 crane. Its primary function is to monitor and adjust voltage differences between individual batteries or cells connected in a series configuration. By detecting variations in voltage, the device works to balance the charge levels, preventing specific cells from experiencing overcharging or excessive discharge. This regulation is necessary for maintaining the integrity of the battery bank and ensuring consistent power delivery to the crane electrical systems.
This unit is specifically engineered for the P&H Century 650. It integrates into the existing electrical architecture to support the startup and operational requirements of the machine. Proper installation and function of this component help maintain the voltage stability required for the various electronic controls and subsystems found on this crane model.
Battery equalizers serve to equalize the state of charge across series-connected battery packs. When one battery exhibits a higher voltage than others in the string, the equalizer redirects or dissipates the excess energy, allowing the lower-voltage batteries to reach a similar charge level. This process ensures that the entire battery bank operates as a cohesive unit, which is standard practice in heavy machinery to prevent premature failure of individual battery cells.

