Systemair RS 40-20 M sileo - Centrifugal rectangular duct fan, <125W

Speed-controllable Integral thermal contacts Can be installed in any position Maintenance-free and reliable The RS models have impellers with backward-curved blades and external rotor motors. The motor and impeller are mounted on the access cover to facilitate easy maintenance. To protect the motor from overheating the fan has an integral thermal contact with electrical reset. The fans can be installed in any position and are easy to connect using the DS flexible connections. The casing is manufactured from galvanised sheet steel.