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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24-Channel OPTO-Isolated Input Board
Large Displays Panel or Wall Mount, NEMA 4 Metal Enclosure
Proximity Sensors in 12, 18 & 30 mm diameters.
High Performance Stepper Drives with Integrated Power Supply
High Performance Stepper Drives With Advanced Features And Control Options
NEMA 4X Washdown SCR Speed Controllers for Food & Pharmaceutical Industries
Dual Voltage SCR DC Motor Speed Control For Up To 2 H.P. Motors
1/8 DIN 4 & 7-Channel Temperature or Process Scanner with Optional Outputs
Temperature Meter with Alarm or On/Off Control and with Audible Buzzer
Self-Powered Analog Pyrometers with Phenolic Fronts for Temperature Measurement
Universal 6/12 Channel ¼ DIN Panel Meter, Universal Input
1/4 DIN 10-Channel Automatic Temperature Scanner
Process Scanners Wall-Mount 4- and 7-Zone
0.001 to 9,999 rpm, 2 Alarm Relay
Square wave output
Indicates Open Loads
Battery - Operated DC Motor Speed Control
5 Amp, 4PDT Operation, Class 1 Div II Rated
Converts RS-232 to RS-485, Isolates & Repeats
Low Cost, Solid or No Core, LED Confirmation, Adjustable Set Point
Optional Auxiliary, Relay Output, Split Core
Digital Damping, Non-Stick Probe, For Broken Bag Detection
Up to 8 Inputs, Integral Power Supply
For Emergency or Normal Shut-Off
Monitors SSRs for Loss of Line, Open Load, Shorted SSR, Loss of DC Power
Adjustable Switch and Delay Settings, Continuous 4 to 20 mA Output
Zero-Crossover or Phase Angle Fired
Continuous 4 to 20 mA Output Signal
Compact Size, NEMA 4X Enclosure
Quick Installation, Digital Input, Audible Alarm
3 Controls in 1 Device, DIP Switch Configuration
Up to 8 Control Loops, Optional Display
Universal Input, Dual Output, On/Off PID or FUZZY Logic Output Control
1/8 DIN Self-Tune PID, Fuzzy Logic Software
Two Form C (SPDT) Switches, Small Size, Mounts Easily on 35 mm DIN Rail
Converts Process Signal, Isolates to 1500 V RMS
4.3" (109 mm) Touch Screen Display, Fully Customizable
15 Amp, SPDT Operation
SPST-NO Operation, 30 Amp or DPST-NO Operation, 25 Amp
DPDT, 40 Amp Rating (AC or DC)
15 Amp, 4PDT Operation
Photoelectric Sensors - Harsh Duty Series
5 or 10 Amp, SPST Switch Operation
Accepts Virtually All Standard Process Signals
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