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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Ni-Mh 1 hour charger with four (4) Ni-Mh AA batteries
230 V, 50 Hz AC adapter for M334
Variable power supply plugs into a micro-USB power jack and includes four interchangeable prong configurations
Duct flange for Setra SRH humidity sensors
High pressure quick connection fittings set for use under 10,000 PSI (max)
High pressure hose connection kit for use up to 10,000 PSIG (max)
For instrument installations that require higher total current output than the PVSP24U
Protective rubber lining that seals out moisture and a stainless steel cover that protects against damage
Thermometer and terminal tube holder, stainless steel wire.
B Smart replacement sensor for the PCA3
Water trap/filter assembly (for probe hose assembly) for the Fyrite INSIGHT Plus
Probe stop for all Bacharach combustion analyzers
Measures velocity, flow, and temperature
Replacement vane for Dwyer MW-1 wind meter
Rechargeable battery pack for the PGM-IR
36 in high-temperature flexible RTD probe with M12 connector for use with the HiTemp140-M12 data logger
Remote switch for the QEL Q-Controller
LED annunciator panel used with the M-CONTROLLER
Remote Relay Modules to be used with the M-CONTROLLER
Terminal cover for Fuji PXF series controllers
Parameter loader interface cable for Fuji PXF series controllers
Serial Cable for Configuration of Fuji PXG and PXH Controllers
Mounting adapter for PXR3 DIN rail installation
Submersible CPVC pH electrode that is suited for use in outdoor applications such as monitoring drums, tanks, or streams
Sampling chamber for use with Edgetech's humidity probes.
Compact, self-contained unit, which draws a regulated sample gas flow through the chilled mirror sensor.
Flow averaging probe for the Setra SRIMV
4 pin, female mating bayonet connector for Setra models 217, 223, 224, 225 & 227
Two and four wire electro-pneumatic harness for use with the Setra MicroCal pressure calibrator
Harness cable end, 2 and 4 wire for use with Setra MicroCal electro-pneumatic harness
Desktop battery charger for the Setra MicroCal pressure calibrator
Spare Battery for the Setra MicroCal pressure calibrator
Calibration Key makes field calibration of Accusense pressure transducers simple and secure
Cable cord set, amp 3.5' or 12" flying leads for Setra 3100, 3200, 31CS and 32CS series
Magnetic holder for use with the PR140, HiTemp140 series and 1000 series data loggers
One set of replacement O-rings for MicroTemp
316 stainless steel, 1/8 in NPT to Female luer lock adapter
For use with the PR140, RHTemp1000 or HiTemp140 series data loggers, easily attaches to your key ring or lanyard
Compact, portable base for use with the HiTemp140, PR140 or the 1000 series of MadgeTech data loggers, durable and submersible
Thermal shield for the HiTemp140X2 dual probe data loggers
Thermal shield for the HiTemp140 data logger, allows the data logger to be used in temperatures from –200 °C to +250 °C
IFC406 multiplexer data logger interface allows for multiple data loggers to be connected into one interface
Interface cable package for the HiTemp140 and PR140 data loggers
Interface cable package for the LyoTemp, TransiTempII and Cryo-Temp data loggers
USB interface cable package for the Micro series data loggers
USB interface cable package for standard series data loggers
9.0 V, lithium battery, 1200 mAH
3.6 V lithium battery
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