SHURFLO Pre-pressurized Accumulator Tank 24oz, 125psi 182-100 Maximum Working Pressure: 125 psi [25 bar] Pre-Charge Pressure: 30 psi [2.07 bar] Total Volume: (gas/liquid): 24 oz. [709 ml] Temperature Range: 34-120 F [1-49C] Diameter: 3 3/4 [95 mm]