Bldc fans have become increasingly popular in recent years due to their power-saving capabilities and the inclusion, Performance. However of electronics to these fans has also made them more complex and less reliable. This affects brand image adversely. Reliability testing with conventional method is close to impossible. This is wherecosart f1. 0 compact and scalable accelerated reliability test bench for fans comes in. Cosart f1. 0 can be found in 2 variants basic and advanced. Each one has 6 fan motor stations which may be utilized in various stages of product life cycle. It may serve as used in design verification and validation, Incoming and outgoing plantquality assurance and for field failure return analysis.