Piston pump 4B

for liquified gaswaterfor chemicals

The 0.75 hp model emphasizes steady flow at mid‑range pressures with exceptionally low minimum drive pressure. Choose it when your site air is limited or you need predictable throughput for injection, flushing, or cycling without external air amplification. One model available in 5 ratios Output pressures to 10,000 psi (690 bar) Flows to 1.5 gpm (5.7 l/min) Choice of wetted materials Single air head Drive pressure 3 psi to 100 psi (.2 to 7 bar) To assist in easier pump selection, we have classified various popular liquids in groups and assigned to each group a service code. These service code numbers are featured in the chart to the right and are designated for each pump series. Seals and other wetted materials can be supplied to suit your preferred liquid. For advice, please contact our technical services personnel at 818-843-4000.