ACM125T Mixed Flow In-line Fan

  • Designed and manufactured in the UK
  • Three speed motor
  • Timer versions available
  • Removable motor core
  • Rotating motor chassis
  • IP44 rated
  • Aesthetically pleasing with wipe clean polymer casing
  • Sound data from independent testing
  • Running speed selected on installation

Product Overview

Ventilation Type
In-line Fans
Product Range
ACM (In-Line Mixed Flow Fan)
Ducting/Connection Size
IP Rating

Vent Axia has designed a complete range of energy efficient Mixed Flow In-Line fans that are now quieter, offer two and half times the pressure of conventional axial fans and are dimensionally more compact making them ideal for many ducted applications. The ACM Mixed Flow In-Line fan can operate in both horizontal and vertical positions.


All units have have three speed motors, speed selectable on installation and are fitted with Standard Thermal Overload Protection (S.T.O.P.). Designed for ambient temperatures up to +50°C. All sizes with capacitor run motors. All sizes are Class II appliances. Supply voltage 220-240V/1/50Hz.


These units have a separate footplate for simple location mounting and detachable spigots for simple connection to ducting. The motor body chassis rotates to provide connection in acute spaces. Cleaning the product has also become simple as all parts can be removed without removing the ducting.


For optimum variable speed performance use a Vent-Axia 1.5 Amp electronic controller. Surface mounted providing variable speed control with an On/Off/sensor slider with indication light. There is an adjustable minimum speed setting. The controller has electrical connections for use with suitable external sensors. Cannot be used with timer models.

Product Downloads

Installation Instructions

Catalogue Pages

3D Revit Files

Other Documents


TimeSpan Controller
  • Adjustable time delay 5-25 minutes from the back
  • Ambient operating temp range 0°C to +40°C
  • BEAB Approved
  • Dimensions: 87 x 87 x 33mm (H x W x D)
  • Fits to any single gang box
  • Maximum load 250W inductive
  • Supply voltage 220-240V/1/50Hz