Trerice - Worldwide source for industrial instrumentation and controls. Pressure gauges; Diaphragm seals; Bimetal, industrial, and dial thermometers; Temperature, pressure and PID controllers; Pneumatic control valves; Temperature regulators.

Wika Instrument Corporation - A worldwide leader in the manufacturing of pressure and temperature instrumentation. Process, differential/duplex, test, industrial and stainless steel pressure gauges; Seal Gauges; Chemical seals; Bimetal thermometers; Thermo wells.

McDaniel Controls, Inc. - Pressure gauges from 1.5" to 10" dial size; Utility, process, test, low pressure, stainless steel, dry, and liquid filled.

Dwyer Instruments - A broad range of measuring and control instruments for pressure, temperature, level, and flow applications. Internal divisions of Dwyer Instruments include: W.E. Anderson, Mercoid, Proximity, Love, W.E. Anderson (formerly Taylor) Hi-Flow Valves and Quick-Scan recorders and Dickson's Minigraph strip chart recorder.

Reotemp Instrument Corporation - Bimetal, surface, pocket, digital and vapor actuated thermometers; Thermo wells; Pressure gauges; Accessories and options.

Pyromation, Inc. - Thermocouples, RTD's, special purpose and custom temperature sensors.

Palmer Instruments - Thermometers, pressure gauges, circular chart recorders and accessories.

Wahl Instruments - Digital and infrared thermometers.

Taylor Precision Products - World-wide leader for 150 years in the manufacturing of industrial, food service, and process thermometers. Mercury-in-glass, bi-metallic, digital, pocket, and wall mount.

Dia-Nielsen, Inc. - Chart recording pens and accessories.