NCE 5240227 CP6 6 Zone Electronic Circuit Breaker for most DCC Systems
Provides circuit protection for up to six sections of your model railroad. Operates with any DCC system including NCE, Digitrax, Easy DCC, and others. Factory set to 1 amp per section. Sections can be connected together for more power per section.
For multiple 1 Amp Power Districts
You can also pair the jumpers together to create higher amp power districts.