Ultra quiet inline duct fan TD 250/100 SILENT S&P - 4" - up to 250 m3/h

• Duct diameter: 4" / 100mm
• Speed [rotations per minute]: 1680/2110 (low/high speed)
• Capacity max: 200/250 m3/h (low/high speed)
• Power: 21/27 W (low/high speed)
• Sound pressure level: 19/24 dB(A) - low/high speed

Low profile "mixed-flow" fan with sound-absorbent insulation. Extremely quiet. Manufactured in plastic material, with a specifically designed internal skin to direct the sound waves in the right angle for them to be captured by the sound-absorbent material. Manufacturer: Soler & Palau (Spain) Fitted with rubber gaskets on the inlet and outlet to absorb vibrations, a body that can be dismantled. Connection box can be rotated 360*, to facilitate easy connection of the power cable. Speed controlable 230 V 50 Hz motor, of 2 speeds. Motor is IP44, class B, with ball bearings and safety thermal overload protection. Guarantee: 2 years - Low profile. The low profile of the TD-SILENT fans makes them the most effective solution for installations where the space of installation is limited such as false ceilings. - Low noise level. Sound waves produced inside the TD, are directed through the perforated inner skin and absorbed by the layer of sound-absorbent material. - Easy maintenance. Bi-material support brackets, which in addition to simplifying installation, serve as joint seals. - Connection box rotated 360°. Connection box can be rotated 360°, to facilitate easy connection of the power cable. - Flexible washers. Bi-material inlet and outlet incorporating a flexible washer to facilitate installation and absorb vibrations. - Support bracket. Support bracket for installing on a wall or ceiling, incorporating twin-material support brackets for the motor section that absorbs vibration. - Easy to mount. Loosen and open clamps on both sides.