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Telecom Controllers

CommStat 4 - A HVAC controller designed for controlling two redundant air conditioners or heat pumps in a telecommunications shelter or enclosure. The CommStat 4 also has the capability to be daisy chained with a second CommStat 4 controller for controlling up to four air conditioners or heat pumps in a shelter. The CommStat 4 has seven outputs for remote alarms or notification. A modem connection allows for remote viewing of the shelter temperature, mode of operation, remote diagnosis and changing the configuration settings.

CommStat 3 - programmable, digital lead/lag controller

LL357D4 - digital controller/thermostat with a solid state timer

Marvair offers a number of different thermostats and controllers designed to operate a fully or partially redundant air conditioning system used for cooling telecommunication shelters, huts, and cabinets.

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