Multiflow SEM

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Multiflow SEM Mixed Flow Fan
Elta Select Product

Quick Facts

  • 5 standard sizes from 150mm to 400mm.
  • Air volume flow rates up to 0.918 m³/s.
  • Static pressures up to 660 Pa (AC).
  • Suitable for operating temperatures up to +60°C.
  • Extensive stock range available.
  • Available in AC and EC.


  • Available for next day delivery with Elta Select

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Features & Benefits

Efficient and cost effective

The high efficiency diagonal mixed flow impeller with three dimensional guide vanes delivers maximum efficiency and operational performance offering a significant reduction in the running costs against a comparable centrifugal fan.

Ease of Installation

Fans are supplied with an integral IP44 terminal box, the rotatable fan body allows the fan to be positioned conveniently to incoming electrical inputs.Mounting bracket can be installed with fan body removed for quick installation.

Space Saving

The outstanding design of the Multiflow SEM ranges allow for smaller diameter units to be utilised whilst still achieving the same airflow. This also facilitates the use of smaller ducting, reducing overall system costs, perfect for projects where space is at a premium.

Material strength

The all plastic casing provides a long lasting and robust construction both shockproof and non corrosive.

Low Noise

The innovative mixed flow impeller provides lower noise levels than can be achieved with comparative centrifugal fans.


Three speed AC induction motor, weatherproofed to IPX4 Each motor has integral thermal overload protection.

Quality Impellers

High efficiency diagonal mixed flow impeller with three dimensional guide vanes.


All units are suitable for 220-240V 1 phase operation.


All SEM units have a 12 month warranty.


INSTALLATION Removable fan section. IP44 terminal box. Suitable for installation at any angle. OPERATING TEMPERATURE AC units from -25°C to +60°C (model dependent).


Shockproof, heat resistant plastic, long lasting, robust, non-corrosive construction, IPX4.


Three speed AC induction motor with an in-built thermostatic switch.


High efficiency diagonal mixed flow impeller with three dimensional guide vanes.

Quality Management

Commitment to quality runs deep within Elta, as with all of our building services products the Multiflow SEM range is designed and manufactured with procedures as defined in BS EN ISO 9001:2008 and tested to ISO 5801:2007 (airside performance) and EN 150 3741:2011-01 (sound performance).
  • 3 Speed Switch3 Speed Switch
  • Electric Heater BatteryElectric Heater Battery
  • DamperDamper
  • Fast ClampsFast Clamps
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