The CL-4 and CL-5 are very good, easy to interface controls, differing mainly in amount of features (reverse power options) and metering options. Best human-machine interface ever presented in a digital control. Connector pinout at bottom of control housing is identical between CL-4 and 5.
![](https://i0.wp.com/www.shewmakerelectronics.com/wp-content/uploads/2019/03/CL-4.jpg?resize=600%2C879&ssl=1)
![](https://i0.wp.com/www.shewmakerelectronics.com/wp-content/uploads/2019/03/CL-5.jpg?resize=600%2C936&ssl=1)
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