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Phoenix HM-40 Thermo Hygrometer


Vaisala’s next generation HUMICAP® Sensor is accurate, durable and insensitive to dust and most chemical contaminants. Both the humidity and temperature sensors are housed in an extendable probe that retracts back into the rugged plastic casing for storage, creating a compact and easy-to-carry device. Each Unit Includes a 9V battery, attached probe, 0.2 um protective membrane filter and a carrying case.



Displays temperature and RH%, dew point, wet bulb temperature, grains per pound.  the HM40 is Vaisala’s newest technology meter with multiple display values and real time acclimation screen for accurate reading.


Product Specifications

First Choice Equipment Sales & Service

Your premier choice for restoration and renovation specialists. Call 24 hours a day, 7 days a week for emergency service or equipment at (719) 372-0990 or contact us for more information. You can rely on First Choice to be the best choice!

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Bry Air, DESICair, Magnum, OmniAire, Omniflow, OmniGuard, Phoenix, Stulz, Titan, Vapair, and Viking. Selling desiccants, air scrubbers, air movers, and other drying equipment products throughout the state of Colorado and the entire United States.

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First Choice Drying Equipment and Sales
906 L. Street
Penrose, Colorado 81240

Areas of Service

We serve customers across the entire United States.

Contact Us

Wade Lauhon
Cell: (719) 240-4929

Beth Hinton
Cell: (719) 240-4930

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