+44 203 286 8189 steve.jones@westside-int.com

Micro dehumidifier to protect sensitive devices in enclosures

Protect sensitive devices Rosahl is a solid-state micro dehumidifier designed to protect sensitive electronic and electro-optic devices from moisture damage.  It uses a unique solid polymer electrolyte (SPE) to remove moisture from enclosures from 250ml up to 4³....

Drying without draining

Updated Nov 2022 Most methods of dehumidifying need regular maintenance. Rosahl is different. If you’re in business, lifetime maintenance costs are often more than the cost of the equipment, but the consequence of missing maintenance intervals can be even worse....

Dehumidifier for very small applications

At a quarter the size of a standard AA battery, the latest PD3 micro dehumidifier from Rosahl is designed for very small spaces and is easily installed in a fine pitchM12 screw-in mounting (M12 P0.5). ROSAHL is a unique solid state dehumidifier. By applying a low...

Precise control of humidity.

A ROSAHL dehumidifier removes moisture from an enclosed cabinet through electrolysis when a 3V dc supply is connected.  By fitting a second element and a simple circuit controlled by a humidistat, the same process will also humidify the cabinet and help maintain...

It goes where no other dehumidifier can

It goes where no other dehumidifier can Rosahl is a revolutionary micro dehumidifier designed for use where no other dehumidifier can go, such as remote locations of where servicing is difficult. It was designed for enclosures and small spaces where long-term,...

Low energy membrane dehumidifier

Low energy membrane dehumidifier Mitsubishi Electric has developed a maintenance free low energy membrane dehumidifier for cabinets up to 4m³ or 140 cu ft. Called Rosahl, low energy membrane dehumidifier utilises porous electrodes on each side of a hydrogen-ion...