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Very low power electric dehumidifier

Rosahl membrane is a very low power electric dehumidifier designed for long-term humidity control in steady state cabinets. In this, steady state means without excessive leakage areas allowing moisture to ingress. Membrane dehumidifiers are available in a range of...
Stop lens fogging in HD CCTV systems

Stop lens fogging in HD CCTV systems

No matter how good the CCTV system, lens fogging due to humidity makes the images and the investment useless.  A version of the Rosahl micro dehumidifier has been developed specifically for the new generations of compact high performance CCTV systems Designed for HD...

Humidity control for small micro climates

Rosahl solid state membranes offer a revolutionary humidity control for microclimates up to 2m³. They silent in operation; have a very low average power consumption; require no maintenance and have a long service life. Enclosures up to 8m³ can be accommodated by using...

New solid state dehumidifier for small cabinets

Rosahl is a unique solid state dehumidifier with a host of advantages over conventional drying cabinet systems.  Rosahl uses a small electrical charge across a solid polymer membrane to break down moisture and expel it from the enclosure.  It is compact, has no moving...

Condensation solutions for electronics

Every electrical engineer knows that water and electricity do not mix.  Water can cause short circuits, ground faults, rust and corrosion.  High impedance joints may cause fires and damage electrical and electronic equipment.  Downtime, lost production and repair...

Small space dehumidifier

Designed to protect cabinets containing sensitive electrical and electronic equipment including cameras, the ROSAHL ionic membrane dehumidifier offers a long, maintenance free service life and economical running costs.  The membrane is mounted on the side of the...

Effective low temperature dehumidifier

The Rosahl dehumidifier is designed to work effectively throughout an operating temperature range of below -10C to 50C (14 – 122F). It is not affected by the freezing point of water as it operates at the molecular level.  The memrane at the heart of Rosahl works...

Screw-in micro dehumidifier simplifies installation

Screw-in dehumidifier The Rosahl PD screw-in micro dehumidifier is designed for simpler, faster installation, where the dehumidifying membrane fits inside an M12 moulded (M12 x P0.5 fine-pitch) screw-in fitting and is suitable for enclosures up to two litres (122cu...