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Precision That Drives Efficiency

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. 
 

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Alpha Lab 181

Reliable HVAC Instrumentation & Calibration for Peak Performance

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.

Discover More About HVAC and Building Automation with Brand's Brands

How a Simple Temperature Switch Can Save You from Major Downtime - Brand's Brands Episode 33

Best Practices: Refrigerant System Evacuation with NAVAC - Brand's Brands Episode 22

The 3 Most Popular Methods for Calibrating Your Humidity Sensors - Brand's Brands Episode 13

Highlighted Brands

Accutools

AccuTools

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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Dwyersquare

Dwyer

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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Setra Systems 01001 original

Setra Systems

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

Bacharach

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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Ee logo

E+E Elektronik

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 01020 original

Fluke

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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Highlighted Services

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Calibration

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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Want to Extend the Life of Your Validation Equipment

Validation

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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All HVAC and Building Automation Products

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Kestrel 0852 LVTCK Concrete Pro Jobsite Weather Kit 07222
Kestrel

Kestrel 0852LVTCK Concrete Pro Jobsite Weather Kit

Prevents costly plastic shrinkage cracking

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$611.00 USD
Normally ships in 2-3 weeks
CSG Current Voltage Signal Generator 02343
Dwyer

CSG Current/Voltage Signal Generator

Ideal tool for troubleshooting transmitters, transducers, motors, and actuators

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$325.05 USD
Normally ships in 2-3 weeks
ASG Analog Signal Generator 02342
Dwyer

ASG Analog Signal Generator

Ramp function, selectable auto shut off, LED bar graph visually indicates analog signal level

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$361.45 USD
Normally ships in 2-3 weeks
235 Process Voltage Calibrator 00629
Practical Instrument Electronics

235 Process Voltage Calibrator

Source and read DC voltages, calibrate recorders in live loops and source pH

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$1,209.00 USD
Normally ships in 1-2 weeks
535 Dual Range Calibrator 00628
Practical Instrument Electronics

535 Dual Range Calibrator

4-20 & 10-50 mA/Voltage

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$3,879.00 USD
Normally ships in 1-2 weeks
532 Loop Calibrator 00627
Practical Instrument Electronics

532 Loop Calibrator

4-20 mA/Voltage Loop Calibrator with Loop Diagnostics

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$1,989.00 USD
Normally ships in 1-2 weeks
434 Automated Diagnostic 4 20 m A Calibrator 00625
Practical Instrument Electronics

434 Automated Diagnostic 4-20 mA Calibrator

Troubleshoot current loop problems and and read voltage from -60.00 to +60.00 VDC

Buy now!
$1,469.00 USD
Normally ships in 1-2 weeks
M334 Milliamp Loop Calibrator 01632
Meriam Process Technologies

M334 Milliamp Loop Calibrator

Highly reliable, rugged and easy to use 4 - 20 mA calibrator

Buy now!
$1,094.00 USD
Normally ships in 1-2 weeks
LCI408 Panel Meter Indicator 02549 dm1746721580
Dwyer

LCI408 Panel Meter Indicator

Input availability for virtually all types of process measurement, flexibility and value in a standard 1/8 DIN package

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$1,127.95 USD
Normally ships in 3-4 weeks
LCI508 Digital Panel Meter 02548 dm1746721579
Dwyer

LCI508 Digital Panel Meter

Built-in excitation power supply, load cell and potentiometer input, 1/8 DIN

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$1,469.55 USD
Normally ships in 3-4 weeks
LCD H20 Loop Powered LCD Indicator 00964
INOR

LCD-H20 Loop Powered LCD Indicator

Digital indicator for installation directly in a 4 - 20 mA loop without need for external power

Buy now!
$310.00 USD
Normally ships in 1-2 weeks
LCD W11 Loop Powered LCD Indicator 00962
INOR

LCD-W11 Loop Powered LCD Indicator

High-contrast, 4-digit LCD display with 17.8 mm / 0.7 ” digits for field mounting

Buy now!
$235.00 USD
Normally ships in 1-2 weeks
PD2 6400 Helios High Voltage Current Meter 00784
Precision Digital

PD2-6400 Helios High Voltage & Current Meter

Displays voltage and current on one large display meter, computes and displays apparent power

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$1,297.00 USD
Normally ships in 1-2 weeks