the fuse is blown again!!!...the fuse need to be replaced again... The motor is burned out, what the hell the fuse exist for?...are you still mad with these problems? Honestly speaking, if the fuse is easy to be blown, you have to replace the fuses quite often, but if the fuse is strong, the motor may still be damaged. It seems that ordinary fuses do not work well enough. Now this problem can be solved with our new technology and products. This CCMCP DC motor speed controller incorporates adjustable over current protector. You can set the value of over current protection from 1amp to 10 amp freely. And this product is upgraded based on previous edition, so it shows best performance nearly in all aspects, including the material we use, the function, appearance etc. Specifications: Resistance: 100K Wire Length: 40cm Voltage Range: DC10V~40V(DC12~36V suggested) Power: 12V*10A=120W;24V*10A=200W,.....36V*10A=360W Current: 10A(rated), 15A(Max.), adjustable from 1A to 10A Speed Adjustable Range: 0-100% PWM Frequency: 21kHz