Products

The pneumatic diaphragm metering pump consists of a liquid chamber and an air chamber separated by a diaphragm.

The WILROY metering pump is a unique blend of Williams and Milton Roy pump technology utilizing the best features from both designs to create a new robust pump with unique features and proven technology.

“V” Series Pumps are a line of Pneumatic Metering Pumps that range from 0.07 gph to 9 gph (0.27 lph to 34 lph) and pressures up to 13,100 psig (903 barg).

The Williams Solar Chemical Injection Pump (SCIP), previously known as the Solaroy®, is a highly efficient DC-powered injection pump operated by 12 or 24 VDC power.

The Williams “W” Series Pumps are a packed plunger design capable of flows up to 90 gallons per hour (336 liters per hour) and pressures to 2500 psig (172.36 barg).

The MK-II Oscillamatic Controller is a pneumatic pulser/timer used to operate the Williams series of pneumatically operated pumps.

The Williams Pneumatic Relays ensure proper air or gas flow rates for a given application

LINC Level Controls can activate alarms, provide a switch input for control systems, or perform a variety of desired switch operations actuated by a liquid or liquid interface

The WPC-9001-GP & XP Control Units have both explosion-proof and general-purpose models. These Control Units have automatic switch-over to stand-by pump with an optional flow switch. Features include a manual back up with loss of input signal, a stroke counter with a strokes-per-minute display, and automatic and manual modes.

The APU-XP is an economical Pump Automation unit with a compact size and easy installation. It comes with a variety of input signals: 1-5vdc, 4-20mA, and others available upon request. Supply voltages: 12vdc, 24vdc, 120vac, 220vac. The APU-XP is explosion-proof rated, has a weatherproof housing, with a 3-way N/C solenoid included.

The PCV-125-AL Pressure Control Valve provides regulated pressure to operate a variety of Williams pneumatic metering pumps. Economical Pressure Regulator Output Pressures: 0-125 psi (0-862 Kpa). Includes a dual-scale Wika pressure gauge and a built in dryer to eliminate moisture in air/gas supply. Maximum Inlet pressure: 250 psi (1724 Kpa).