Could I hook up a circuit breaker to a 16VDC power pack and not damage anything?

Question by AJ: Could I hook up a circuit breaker to a 16VDC power pack and not damage anything?
I model railroad and need to know if I can hook up a circuit breaker to a Hobby transformer that gives off 16VDC. Please tell me to add details if necessary so I can get the answer I need. Thanks, AJ.

Best answer:

Answer by Ken
I would recommend a Fuse rated at the all the specs you need for this application