Home / Products / Test, Adjust, & Balance Products Calibration Services DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Pressure DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Quality DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Velocity DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Flow DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Level DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Temperature DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Test Equipment DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Valves DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Miscellaneous DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Hazardous Rated DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Thermo-Anemometers Thermo-Anemometers are portable test equipment instruments that indicate temperature and air velocity. There are anemometers and probes, some are wireless while others are wired. Download the Mobile Meter® Software Test Instrument Mobile App which converts Android® based phones and tablets into a multi-function test instrument. View More Thermo-Hygrometers Thermo-Hygrometers are portable test equipment instruments that indicate temperature and humidity level. Applications include HVAC, clean rooms, textile, and building commission. The products include pens and probes. View More Signal Generators, Multimeters Signal Generators which are multimeters that are portable test equipment instruments that create and indicate electrical control signals. Troubleshoots transmitters, transducers, motors, and actuators. View More Multimeters Multimeters are portable test equipment instruments that indicate electricity levels. Dwyer's insturments measure DC/AC voltage while products are low cost and compact. View More Calibration Pumps Calibration pumps are pumps for testing and calibrating pressure instruments. Between hand pumps, calibration pumps, and low pressure calibration pumps, these products are used for leak check testing. There are pumps available that are not hand pumps. View More Ground & Continuity Controls Ground and Continuity Controls are test equipment instruments that indicate ground and continuity of a circuit. Applications include chemical, oil, and gas. View More Manometer Manometers are portable test equipment that indicate single or differential pressure. Air velocity is measured in some models. View More Pressure Calibrators Pressure Calibrators are for testing and calibrating pressure instruments. Applications include clean room control, draft measurements, paint booths, filter performance monitoring, and more. Multi-Cal Pressure Modules are interchangeable and available in a wide selection of pressure ranges and accuracies. View More Gas Leak Detectors Gas Leak Detectors are portable test equipment that indicate presence of gases. Dwyer's detectors include combustible leak detectors and refrigerant leak detectors. Used for commercial or domestic use. View More Testers Dwyer Testers are portable test equipment instruments that indicate conductivity and pH in liquids. Applications include pools, spas, aquariums, labs, hydroponics, and more. View More Tachometers Tachometers are portable test equipment instruments that indicate rotational speed. Applications include HVAC fan motors, bulk and powder conveyor belts. Models are handheld. View More Sound Meters/Calibrators Sound Meters and Calibrators are portable test equipment instruments that indicate sound level. Dwyer calibrators set standard noise levels and measure noise levels. View More HVAC Balancing Instruments HVAC Balancing Instruments are portable test equipment that are multiparameter for HVAC balancing. Some products are wireless and software for Testing Instruments are within this category. View More Pitot Tubes Pitot tubes are single point sensors with velocity pressure output for indication of air flow rate. Some products are stainless steel and there are different shaped pitot tubes to be used with different instruments and have different applications. View More Air Flow Grids Air Flow Grids are portable test equipment that indicate face air velocity on grills, diffusers, registers, exhaust hoods, coils, filters, dampers and similar restrictions. View More Backflow Test Kit Backflow Test Kit is a portable test equipment that measures backflow. The kit is capable of testing hydronic systems with test procedures. View More Thickness Gage, Ultrasonic The Ultrasonic Thickness Gages are portable test equipment that indicate pipe wall thickness for ultrasonic flowmeters. Applications include plumbing, automotive, HVAC, industrial applications, and more. View More Vane Thermo-Anemometer Vane Thermo-Anemometers are portable test equipment instruments that indicate temperature and air velocity. Applications vary. Most products include a carry case and battery for the instrument. View More Air Flow Hood Air Flow Hood is a portable test equipment instrument that indicates volumetric air flow through grills, diffusers and registers. Applications include commissioning, testing, adjusting, and balancing volumetric air flow from diffusers, grilles, and registers in HVAC systems. View More Gas Analyzers/Kits Gas Analyzers and kits are portable test equipment that analyze gas in exhaust. The gases include smoke, flue gas, carbon monoxide, CO and CO2 gas. Products contain an LCD screen. View More Clamp Multimeters Clamp Multimeters are portable test equipment instruments that indicate electricity levels. Compact and low cost meters that have applications in HVAC, automotive, electrical/power, and environmental monitoring uses. View More Pen Multimeters Pen Multimeters are portable test equipment instruments that indicate electricity levels. Dwyer's pen multimeters are compact and low cost meters have applications in HVAC, automotive, and electrical/power uses. Products contain an LCD screen. View More