Relative humidity indicatorBLD1519

M20 Thread 30/50%RH Indicator Plug

This is a split level Humidity Indicator with spanner flats for easy fitting into equipment.

It can be used in combination with a static desiccator such as BLD1397.

We also supply a service kit as we recommend the humidity indicator paper be replaced every 3-5 years.

Measured value : relative humidity
Display : direct-reading
Type : integrated