The Ruck 125mm ETAMASTER EC Inline Mixed Flow Fan EM 125L EC 02 is a high-efficiency diagonal fan designed for reliable ventilation applications. It features optimally tuned, CFD-optimized aerodynamics and a durable housing made of impact-resistant, reinforced polypropylene. The fan is equipped with a high-efficiency IE5 EC motor that is steplessly controllable via external PWM control, such as the MTP50. It is suitable for conveying medium temperatures up to 40 °C in continuous operation and has been a benchmark for efficiency since 2012.