PASCAL WPB32GB Accumulator

Description:

The PASCAL WPB32GB Accumulator is used in industrial hydraulic systems to store and stabilize hydraulic energy by absorbing pressure fluctuations and compensating for volume changes in fluid circuits. It is a spring-loaded hydraulic accumulator designed to maintain system pressure stability and improve response in clamping, press, and automation systems. Commonly installed in hydraulic power units, industrial clamping systems, machine tools, and automated manufacturing equipment where pressure consistency and shock absorption are required. Maintenance teams, OEM manufacturers, and system integrators use this part for replacement of failed accumulators, system stabilization upgrades, and restoration of hydraulic pressure performance.

Applications:

The PASCAL WPB32GB is used in hydraulic circuits to reduce pressure spikes, compensate for thermal expansion of fluid, and maintain stable system pressure during operation. It is commonly applied in industrial press machines, injection molding equipment, clamping systems, and automation machinery where hydraulic stability and energy buffering are required.

Technical Specifications:

• Manufacturer: Pascal Corporation
• Model / Part number: WPB32GB
• Product type: Spring-type hydraulic accumulator
• Series: WPB spring accumulator series
• Operating pressure: Up to ~7 MPa (70 bar class system rating)
• Function: Hydraulic energy storage and pressure fluctuation absorption
• Internal mechanism: Spring-loaded plunger type accumulator
• Fluid type: Mineral-based hydraulic oil (ISO VG32 or equivalent)
• Mounting type: Manifold or piping mount (GB/GS/T configurations)
• Material: High-strength steel body with sealing elastomers
• Oil capacity: ~3.3 to 13 cm³ range depending on sub-model configuration 
• Temperature range: 0°C to 70°C
• Application environment: Industrial hydraulic systems and automation machinery

Common Replacements:

• Parker Olaer spring-loaded hydraulic accumulator (low-volume class equivalent)
• Hydac small-volume bladder accumulator (low-capacity hydraulic stabilizer equivalent)
• Bosch Rexroth mini hydraulic accumulator (pressure damping unit equivalent)