HVAC
Discover products and equipment tailored for heating, ventilation, and air conditioning systems. Our HVAC solutions are essential for optimizing indoor air quality, thermal comfort, and energy efficiency across residential, commercial, and industrial applications. Explore a wide range of sensors, controllers, and monitoring devices designed to improve HVAC system performance and reliability.
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2000 Magnehelic Differential Pressure Gauge
DwyerOmegaThe DwyerOmega 2000 Magnehelic Differential Pressure Gauge is a highly precise and portable instrument for measuring air and non-combustible gases, featuring a 4 ̋ dial face and accuracy within ±2% of full scale.
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561 HVAC Infrared & Contact Thermometer
FlukeThe Fluke 561 HVAC Infrared & Contact Thermometer measures -40°C to 550°C. Versatile for close or distant readings, compatible with mini-connector type K thermocouples. Single-point laser, adjustable emissivity, ideal for motors, breakers, pipes, and more.
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902 FC True-RMS HVAC Clamp Meter
FlukeThe Fluke 902 FC True-RMS HVAC Clamp Meter is essential for HVAC technicians, offering precise measurements, true-RMS accuracy, Fluke Connect® for wireless capture, safe data storage, and real-time phone monitoring for enhanced safety and efficiency.
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AVM410 Velometer Thermal Anemometer
AlnorThe Alnor AVM410 Velometer Thermal Anemometer provides accurate air velocity and temperature measurements with a telescopic straight probe and a large, easy-to-read display. Features a telescopic probe, data hold function, and NIST certification.
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AVM430 Velometer Thermal Anemometer
AlnorThe Alnor AVM430 Velometer Thermal Anemometer measures velocity, temperature, humidity, and calculates flow. Perfect for HVAC, plant maintenance, and critical environment applications. Includes data logging and NIST calibration.
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AVM440 Velometer Thermal Anemometer
AlnorThe Alnor AVM440 Velometer Thermal Anemometer is a compact anemometer that measures velocity, temperature, humidity, and calculates flow, wet bulb, and dew point. Perfect for HVAC, plant maintenance, and environmental certifications.
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AXD610 Micromanometer
AlnorThe Alnor AXD610 Micromanometer measures differential and static pressure, calculates velocity using a Pitot tube, and includes a NIST-traceable calibration certificate, making it perfect for HVAC testing and troubleshooting.
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AXD620 Micromanometer
AlnorThe Alnor AXD620 Micromanometer measures pressure, calculates velocity, and computes volumetric flow rate in ducts. It offers data logging, programmable K factors, and a NIST calibration certificate, perfect for HVAC and process control. The AXD620 manufactured by TSI Alnor is exactly the same as the 5825 but it has a black case.
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DT-2236 Tachometer
LutronThe Lutron DT-2236 Digital Tachometer measures rotation and surface speed in both photo and contact modes, with a wide RPM range, memory, and high accuracy.
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DX115 Digital Pt100 Probe
Senseca (Prev. Delta Ohm)Senseca DX115 Digital Pt100 Probe delivers precise immersion temperature measurements with 4-wire design, calibration storage, and optional DAkkS/ACCREDIA certification.
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EA04 Electric Actuator
Georg FischerThe Georg Fischer EA04 Electric Actuator offers 10–20 Nm torque for automated ball or butterfly valves, featuring IP65 protection, manual override, and adjustable end stops.
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EchoPod DL10 Ultrasonic Liquid Level Transmitter
FlowlineThe Flowline EchoPod DL10 Ultrasonic Liquid Level Transmitter measures liquid levels up to 1.25 m (49.2 in) non-contact, with 4–20 mA output and corrosion-resistant design.
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EchoPod DL14 Ultrasonic Liquid Level Sensor
FlowlineThe Flowline EchoPod DL14 Ultrasonic Liquid Level Sensor measures liquid levels non-contact up to 1.25 m, with 4–20 mA output and four programmable relays.
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EchoPod DL24 Ultrasonic Liquid Level Transmitter
FlowlineThe Flowline EchoPod DL24 Ultrasonic Liquid Level Transmitter provides non-contact level sensing up to 3 m, with 4–20 mA output and four configurable relays.
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EchoPod DL34 Ultrasonic Level Transmitter
FlowlineThe Flowline EchoPod DL34 Ultrasonic Level Transmitter measures liquid levels up to 5.5 m with 4–20 mA output and four programmable relays, ideal for bulk tanks and corrosive environments.
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EchoPod DX10 Ultrasonic Level Transmitter
FlowlineThe Flowline EchoPod DX10 Ultrasonic Level Transmitter measures liquid level non-contact up to 1.25 m, with selectable voltage or frequency output and durable construction.
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FS-200 Series Flow Switch
GemsThe Gems FS-200 Series Flow Switch deliver 1% repeatability for accurate flow detection. Built in bronze or stainless steel, they monitor flow in lubrication, cooling, and process systems. The FS-200 Adjustable Series, including the Shuttle Type Alloy Flow Switch, adds versatile external adjustability.
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FS-4 Series Flow Switch
GemsThe Gems FS-4 Piston Plastic Flow Switch is an economical flow protection for industrial applications. Low-cost, Ryton® construction. Fixed setting, 0.1-1.5 GPM, 9/16˝-18 UNF port. Ideal for welders, sterilizers, and more.
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FS-400 Series Flow Switch
GemsThe Gems FS-400 Series Flow Switch offers 1% repeatability for water and oil flow detection. Built from rugged bronze, it protects critical bearings, gears, and process systems.
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FS-550 Series Flow Switch
GemsGems FS-550 Series Flow Switch delivers reliable bidirectional liquid flow detection up to 2000 psig with stainless steel or brass construction and patented cam design.
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FST-200 Thermal Dispersion Flow Switches
DwyerOmegaDwyerOmega FST-200 Thermal Dispersion Flow Switches offer high-reliability liquid flow monitoring with no moving parts, detecting flows as low as 0.04 FPS in pipe sizes from 1/8″ to 12″.
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GMD110 Duct CO₂ Transmitter
VaisalaThe Vaisala GMD110 Duct CO₂ Transmitter is a high-accuracy device for measuring carbon dioxide in HVAC applications, featuring the CARBOCAP® sensor, with excellent long-term stability and resistance to dust, water vapor, and chemicals.
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GMP252 CO₂ Probe
VaisalaThe Vaisala GMP252 CO₂ Probe can precisely monitor carbon dioxide levels with a range of 0-10,000 ppmCO₂. The probe offers stability, temperature/pressure compensation, and Indigo 201 integration. Ideal for HVAC, agriculture, and more with -40 to +60°C operating range and IP65 housing.
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HMS80 Humidity and Temperature Transmitter
VaisalaFind the Vaisala HMS80 Humidity and Temperature Transmitter for outdoor air measurement. Range: 0-100% RH, -40°C to +60°C. Accuracy: ±3%RH. IP65 rating, current output, and solar radiation shield included. Ideal for HVAC.
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HMS83 Humidity and Temperature Transmitter
VaisalaThe Vaisala HMS83 Humidity and Temperature Transmitter is designed for HVAC applications, with an RH range of 0 to 100%, a temperature range of -40 to +60°C, and a voltage output.
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Indigo300 non-display Transmitter
VaisalaThe Vaisala Indigo300 non-display Transmitter sends measurement values to control systems through analog signals, supports various probes, and offers easy configuration and calibration in harsh environments.
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LD-PRC Process Controllers
Define InstrumentsDefine Instruments LD-PRC Process Controllers – a panel meter & digital controller for all process applications. Key-in calibration, inputs current & voltage, high accuracy & 4 x 5A relay outputs. Discontinued – Contact Hinco
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LM-81AM Anemometer
LutronThe Lutron LM-81AM Anemometer is a compact, pocket vane meter that measures air velocity in multiple units, supports Min/Max recall, Hold, and features a low-friction vane for accuracy.
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LPI610 4-20mA Loop Powered Display
Define InstrumentsThe Define Instruments LPI610 Loop Powered Display provides a clear 4–20mA process signal readout with front-panel mounting, IP65 protection, and simple setup for industrial applications.
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LS-7 Single-Point Type 3 Level Switch
GemsThe Gems LS-7 Single-Point Type 3 Level Switch is a compact, rugged sensor for small tanks, available in Polypropylene, Nylon, or Versaplast to suit water, oils, fuels, and corrosive liquids.
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PRO D01 Handheld Multifunction Meter/Data Logger
Senseca (Prev. Delta Ohm)Senseca PRO D01 Handheld Multifunction Meter/Data Logger features one DX probe connector, a backlit LCD, alarms, and durable construction for accurate professional use.
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PRO D05.2 Handheld Multifunction Meter/Data Logger
Senseca (Prev. Delta Ohm)Senseca PRO D05.2 Handheld Multifunction Meter/Data Logger supports dual DX probes, USB-C connectivity, 1M data storage, alarms, and robust construction for professional use.
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PRO D05.3 Handheld Multifunction Meter/Data Logger
Senseca (Prev. Delta Ohm)Senseca PRO D05.3 Handheld Multifunction Meter/Data Logger features USB-C connectivity, up to 1M data storage, DX probe compatibility, alarms, and robust design for professional use.
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RVA501 Rotating Vane Anemometer
AlnorAlnor RVA501 Rotating Vane Anemometer measures air velocity, flow, and temperature with logging and PC connectivity. Optional probe and hood compatible.
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RVA801 Rotating Vane Anemometer
AlnorThe Alnor RVA801 Rotating Vane Anemometer offers accurate HVAC and air quality measurements. Features a rotating head, calculates volumetric flow rate, and includes a NIST calibration certificate.
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Series 641 Air Velocity Transmitter
DwyerOmegaThe DwyerOmega Series 641 Air Velocity Transmitter provides precise air flow monitoring with 16 selectable ranges, ideal for exhaust stack flow, HVAC, clean rooms, lab hoods, drying processes, and fan tracking, with optional LED display.
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Series TSW Digital Temperature Switch
DwyerOmegaDwyerOmega Series TSW Digital Temperature Switch with NEMA 4X housing, LED display, and single or dual stage output. Ideal for HVAC, chillers, and brewing.
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TSI VelociCalc® 9515
TSIThe TSI VelociCalc® 9515 Air Velocity Meter: Accurate, reliable, and user-friendly. Ideal for HVAC, environmental monitoring, plant maintenance, and critical environment certification.
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VB-8200 Vibration Meter
LutronThe Lutron VB-8200 Vibration Meter measures vibration velocity and acceleration using a separate probe and magnetic base. With memory, RMS/peak, and RS-232 output it is a robust instrument.
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160 Series Stainless Steel Pitot Tube
DwyerOmegaThe DwyerOmega 160 Series Stainless Steel Pitot Tube features corrosion-resistant stainless steel, easy alignment, no calibration, leak-proof connections, and various lengths, ideal for air velocity or flow monitoring up to 815.5°C.
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Anemometer Protective Case
AlnorHincoHinco Anemometer Protective Case (IP67) is UV-resistant, dustproof, and waterproof. Designed for Alnor and TSI instruments, it includes custom foam mounting for secure storage.
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