Texsteam 4331-2 Series Pump (Double Head, 40 GPD, 2400 PSI) Packing Options:Viton Packing & O-rings (+$266.00) 4000 PSI with a 1/2"

4000 PSI  with a 1/2" plunger and has a 60 SPM gear reducer

Hydraulic diaphragm metering pump rated at 18 GPH max

150 PSI with a 1" plunger and a 100:1 gear ratio (17

View Graco D12091 Pump Literature (download)

This 2500 Series pump is a simplex configuration rated at 120 SPM

Texsteam 4331-2 Series Pump (Double Head, 40 GPD, 2400 PSI) Packing Options:Viton Packing & O-rings (+$266.00) 4000 PSI with a 1/2"The series 4300 chemical injectors are electric motor driven, positive displacement pumps utilizing an integral worm gear drive available in three different standard ratios and 6 plunger sizes to provide a wide selection of volumes and pressures . 063 GPD up to 325 GPD per head, against pressures from 150 to 5000 psig. An optional 10 to 1 gear reducer, mounted externally, is available for extra low pumping rates from 1 1 4 GPD down to 1 2 pint per