In HVAC, even small miscalculations can lead to big inefficiencies. A slight deviation in temperature, airflow, humidity or pressure can impact energy efficiency, indoor air quality (IAQ), and system longevity. Whether you’re managing commercial buildings, industrial facilities, or specialized environments like cleanrooms and data centers, we provide HVAC measurement and calibration solutions to ensure optimal performance and energy savings.
HVAC systems rely on accurate airflow, pressure, temperature, and humidity monitoring to function at their best. When sensors drift out of calibration or instruments lose accuracy, it can lead to higher energy costs, poor system performance, and compliance issues. That’s why top HVAC engineers, facility managers, and technicians trust Alpha Controls as their precision partner.
Alpha Controls delivers high-precision instrumentation and accredited calibration services that help HVAC systems operate at peak performance. Supporting efficiency, safety, and compliance, our solutions enable reliable, data-driven decision-making across commercial buildings, industrial ventilation systems, and controlled environments such as cleanrooms and laboratories.
AccuTools was founded to fill a void in the development of new and innovative products in the HVAC/R, automotive diagnostics, and test instrument markets. Their trademarked...
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Dwyer is a global leader in designing and manufacturing innovative controls, sensors and instrumentation solutions. That's because they work tirelessly to get it right -...
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Founded in 1967, Setra Systems, Inc. is a leading designer and manufacturer of pressure, acceleration, and weight sensing devices. Setra has devoted its engineering and...
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Bacharach is a global leader in the design, manufacture, and service of gas detection, monitoring and analysis instrumentation for the HVAC and refrigeration industries. ...
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E+E Elektronik specializes in the development and production of sensors for measurement of relative humidity, CO2, air velocity, mass flow and humidity calibration systems. E+E...
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Fluke Corporation is the world leader in the manufacture, distribution and service of electronic test tools and software. Fluke's test and measurement line includes...
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Trust Alpha Controls for precise, reliable calibration services that keep your measurements accurate and compliant. With decades of expertise, we deliver confidence and...
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Compliance Without the Hassle. Leave Validation to the Experts. When regulations tighten and timelines matter, you need a partner who understands both the standards and the...
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Silicone waterproof enclosure, pack of 5
HART® Communicator Software
Electrode extensions includes three 24" (610mm) electrode extensions and mounting hardware.
Communication software key
Infrared RS232 serial adapter
External universal power adapter
Multi-Cal pressure module, 0.25" H20 DP, ±0.07
Multi-Cal pressure module, 5" H20 DP, ±0.06
Multi-Cal pressure module, 5 psig gage pressure, ±0.05
Multi-Cal pressure module, 15 psig gage pressure, ±0.05
Multi-Cal pressure module, 100 psig gage pressure, ±0.05
Quick disconnect straight through 1/4" NPT connection.
Quick disconnect straight through 3/8" BSPT connection.
Quick disconnect straight through 1/4" ID Tubing connection.
Quick disconnect straight through 1/4" NPT connection with shutoff valve.
Replacement sensor, 4' cable
Replacement sensor, 8' cable
Replacement sensor, 12' cable
Replacement sensor, 16' cable
Configuration software
PTC Sensor, PVC Sheath, PVC Cable, 10 ft (3 m) cable
PTC Sensor, Polyamide Resin Coated Brass Sheath, 5 ft (1.5 m) cable.
Current output module, 4 to 20 mA, range 32 to 185°F
418 MHz to 900 MHz repeater with standard antenna
Female M12 Connection Cable with Angle Plug, 5m
PTFE antenna enclosure, 1 1/2" NPT
USB interface cradle
Devices use low current to provide a high decibel output & can be easily seen & heard from afar
Replacement integral barb filter
1031 Cylinder for the multi- and single-zone refrigerant leak detectors
7045 Bezel Mounting Kit
Signal Converters and Repeaters For D1000 and D2000 Digital Transmitters
5 ft. cable, male to female
Signal Converters and Repeaters For D1000 and D2000 Digital Transmitters
3.05 m (10') waterproof twisted-pair shielded cable
DIN Rail Fuse Holders
Cable assembly, 4 conductor, PVC insulation, wiring code 2A
Cable assembly, 4 conductor, PVC insulation, wiring code 4
100 chart papers, 24 hours
-50 to 50 Range, 7 Days
60 Assorted Charts, °C
60 Assorted Charts, °F
60 Assorted Charts, High Temp, °F
60 Assorted Charts, High Temp, °C
Replacement Chart Paper for CT89 Series use with Temperature Range -40 to 30F and a Chart Time Scale of 7 days.
Low temp. replacement probe, 4" long 1/8" dia, 304 SS needle probe, 15' leads
Modbus® Serial Interface Modules
Panel Meter for Frequency, Rate, Total or Period Counter 6-Digit, ⅛ DIN Panel Mount
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