GM Instrumentation are specialist suppliers of Pressure, Temperature, Level, Flow, Gas detection And Calibration specialists to the Marine, Hydraulic, Pneumatic, HVAC and Sprinkler Industries.

Our main area of Business is the supply of Portable Pressure Calibrators, Pressure Transmitters, Pressure Gauges, Thermocouples, PT100 Sensors USDA Temperature Probes, Exhaust Gas Pyrometers. 50 - 650°c Portable Temperature Calibrators, Sika Thermometers & Glass Inserts Stem and Capillary Thermometers and Infra Red Thermometers.

We also offer an In-house Pressure and Temperature Calibration facility as well as On Site Calibration Engineers. We also have a vast range of Hoses, Hose Assemblies, Tube, Adaptors, Fluid Fittings, Components and Accessories, covering the full Hydraulic & Pneumatic Range.

We also supply Tank level gauges Flow meters Peak Flow Indicators, Fixed Gas Detection Equipment Portable Gas Detection Equipment.