Valves & Pumps

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The EX3 is a stepper-motor-driven electronic expansion valve (EXV) that provides precise mass flow control and high energy efficiency for supermarket showcases and cold rooms with multiple parallel evaporators.

The Bonomi 100712LF Series sweat-end lead-free brass check valves feature a spring-loaded soft seat at both high and low pressures.

Ideally suited for new commercial HVACR applications and retrofits, the fully integrated, intelligent LFE pumping system features the MLE variable-speed motor in 3-30 horsepower (hp) in 3,600 rpm and 3-25 hp in 1,800 rpm. 

The new 325-9L certified line pressure regulator for two psi systems has a capacity of 2.25 MBtuh. 

The NEWS asked you to vote for your favorite DDA gold winner in the first-ever 2014 DDA Reader’s Choice Poll. Here are the results. 

The Type 52SS is designed for effective service within a wide variety of sour gas, high-corrosion, and other severe environments. The specialty construction of the BelGAS Type 52SS features a 316 stainless steel housing and filter assemblies with fluorocarbon elastomers used for the control diaphragm and supply valve.

The Hydro Multi-B, an all-variable-speed-controlled pump system, utilizes two to three Grundfos CME pumps and is designed to provide the greatest range of solutions for engineered packaged pumping systems. 

The Plug-and-Play feature for Aspen’s Mini Aqua^® and Silent+ Mini Aqua^® are slim condensate pumps for mini-split air conditioners. 

Often, compressors in the refrigeration and air conditioning fields have forced oiling systems. Here is a look at some of those oil pumps.

The LFE frame-mounted end-suction pump and VLSE vertical in-line split coupled pump are ideally suited for new commercial HVACR applications and retrofits.