Lau 01333401 Blower Wheel 319847-401 and the unit supports both

and the unit supports both surface and DIN rail mounting

Common Technician Questions Does this valve support steam applications

As a normally open k-switch air pressure sensor

Using a different material can lead to improper combustion and potential safety hazards

It is intended for systems designed for manual reset and mechanical sensing rather than those requiring integrated electronic ignition or digital communication protocols

Lau 01333401 Blower Wheel 319847-401 and the unit supports bothWhen you are maintaining direct drive blower assemblies, the Lau 01333401 Blower Wheel (Model DD9 4A) is a standard setting replacement for ensuring quiet, stable airflow. This double inlet blower wheel features a 9. 5 inch diameter and 4. 5 inch width, specifically engineered for high static pressure environments. Built with galvanized steel construction, the 43 forward curved blades are locked into a convex center disc using the Preslok technique,