The Walker Filtration range of PROSFD heatless desiccant compressed air dryers deliver uncompromising performance and highly efficient supply of dry, clean air to the point of application.

With flow rates from 4 – 35 scfm, our range of lower flow PROSFD models provide a proven solution for compressed air drying and are ideal for smaller point of use applications. This proven range utilizes the latest in drying technology and all models are supplied as standard with an XA grade 0.01 micron coalescing filter, an integrated X1 grade 1 micron dust filter, and a float drain. Benefits include reduced purge rate, compact design, and energy and condensate management features, making for an energy efficient dryer with reduced operating costs.

The PROSFD dryer is designed and tested to meet purity classes specified by ISO 8573-1: 2010. PROSFD is built to be fully compliant with international standards and has multiple voltage options, suitable for worldwide installation.

Key Features & Benefits

Designed to deliver optimum performance in line with the highest standards of air purity, meeting the quality classes specified in ISO 8573-1: 2010, PROSFD models PD004N to PD035N are supplied as standard with XA grade 0.01 micron coalescing filter.

This highly reliable, high efficiency range of dryers is 100% function tested prior to despatch and is supplied with a DIN plug for a fast and efficient installation. Suitable for use with any compressor type, the PROSFD dryer is designed and tested to meet purity classes specified by ISO 8573-1: 2010. PROSFD is built to be fully compliant with international standards and has multiple voltage options, suitable for worldwide installation.

Technical Specification

*ISO Class 2 (ISO 8573-1:2010) **ISO Class I (ISO 8573-1:2010)