RS PRO 35 %RH to 100 %RH SPST Humidistat Wall Mount 24 V to 230V Switch 5A 540-558

RS PRO 540-558 is a wall-mountable humidistat designed to control humidity levels ranging from 35 %RH to 100 %RH with a SPST switch configuration. It operates on a supply voltage range of 24 V to 230 V and supports a contact current rating of 5 A. This product is ideal for use in residential, office, and laboratory settings where precise humidity management is required.

The humidistat features an intuitive dial controller that enables users to easily set the desired humidity threshold. It functions by detecting moisture levels using a sensing element and controlling associated equipment such as humidifiers, dehumidifiers, and ventilation systems to maintain the targeted humidity range.

Mounted on the wall or directly on a UP-socket, the device integrates reliably into HVAC setups, contributing to improved air quality and environmental comfort. It employs electrical resistance and metal conductor elements for accurate humidity sensing, switching connected devices on or off accordingly.

RS PRO humidistats find applications in building automation, HVAC systems, laboratories, and commercial complexes requiring consistent humidity control to protect equipment and maintain comfort.

This Humidistat is suitable for wall mounting and allows easy adjustment with a dial controller. It operates within a minimum supply voltage of 24V and maximum supply voltage of 230V with a contact current of 5A. The device supports humidity regulation in environments such as living rooms, offices, and laboratories.

Equipped with a simple to use control dial for accurate humidity level settings. Applicable for ventilation equipment, humidifiers, and dehumidifiers to maintain optimal indoor humidity. Explore more HVAC and humidity control products in the Electronics & Electricals category at EnvMart.