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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6' (2 m) shielded cable with 5 pin female M-12 connections.
Silicone based grease acoustic couplant, 3 oz. tube
Protective rubber boot for use with Dwyer DPG series
Pipe mounting kit, for 1-1/2" and 2" pipes.
DIN rail mounting kit, suitable for EN-50035, EN-50042, and EN 50022 rails.
Valve mounting bracket, for Hi-Flow control valves. (Series 2800 & 2900 only)
Replacement vane for Dwyer MW-1 wind meter
Security Key
16.4' (5 m) cable with M-12 4-pin female connector
In-line fitting replacement kit. Two 1" female NPT connection fittings and two o-rings.
Brass bushing, 1/4" x 3/8".
Kit includes (4) 6" standoffs.
Carrying case for pitot tubes up to 48 in
Mounting gland with 1/2 in male NPT
Split mounting flange for use with pitot tubes and probe assemblies
Flange mounting plate with 1/2 in female NPT
Cable gland with 1/2 in male NPT fitting helps seal and protect cable connections to the transmitter
Panel installation kit.
Silicone rubber gasket for panel mounting (Series 2000, DM-2000, DM-1000, 605)
1 oz dispenser bottle fluorescein green color concentrate
For use with special instruments and Mark II Models 26 and 28
Magnetic bolt for DT1160, high strength target, 1/2–13 UNC X 3/4"
Magnetic bolt for DT1060, standard target, 3/8–16 UNC X 3/4"
PTFE body gasket
Socket for 782H Series Relay
Socket for 781 Series Relay
Socket for 783 Series relay
Protection modules, protection diode, 6 to 250 VDC
Socket for 782 Series relay
High Accuracy, Field Selectable Ranges
Remote connection, 12 ft. 316SS, 3000 psig max.
Remote connection, 6 ft. copper, 2500 psig max.
8-pin to DIN rail mount socket
Rubber boot
SS Float
Contactor handles as mach
GAT-P-IP, aluminum alligator, clamp only
#4F, Coiled cord, 16 ft. (standard length) TR-7
Green pilot light
Mounting Bracket
ICC-7, TR-7 internal chassis circuit (complete assembly)
Internal chassis assembly for TR-7
#5A contactor handle w/SS cord protector
#4A contactor hardware kit
#5S SS cord protector
#4H, Brass grounding stud (2 required per truck)
#4H-T, Temporary grounding stud assembly
#4B-X, Battery type contactor assembly with 32 ft. coiled cord
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