
JEP transformers and controllers initially produced high voltage, approximately 50v AC to track, mains voltage reduced by placing a light bulb in series. The second series was Bass Volt, the more conventional 20v AC track power and finally AP5, 20v DC track power. AP5 Aimant Permanent 5 Poles or Permanent Magnet 5 pole motors.
High Voltage, 50v AC
 
JEP controller, for high voltage locomotives  | 

 
JEP controller and track connector, for high voltage locomotives  | 
 
JEP controller and track connector, for high voltage locomotives  | 
 
JEP controller and track connector, for high voltage locomotives  | 

 
JEP Rheostat, for high voltage locomotives  | 
 
JEP Rheostat, for high voltage locomotives  | 

Bass Volt, 20v AC
 
JEP 555 Bass Volt (20v AC) Transformer/Controller  | 
 
JEP 555 Bass Volt (20v AC) Transformer/Controller  | 

 
JEP 5954 Bass Volt (20v AC) Transformer/Controller  | 
 
JEP 5954 Bass Volt (20v AC) Transformer/Controller  | 

 
JEP Sous-Station Electrique, Electric Sub Station Controller  | 
 
JEP Sous-Station Electrique, Electric Sub Station Controller  | 
 
JEP Sous-Station Electrique, Electric Sub Station Controller  | 
 
JEP Sous-Station Electrique, Electric Sub Station Controller  | 
 
JEP Sous-Station Electrique, Electric Sub Station Controller  | 

 
JEP Poste De Transformation No 2, Transformer/Controller  | 
 
JEP Poste De Transformation No 2, Transformer/Controller  | 

 
JEP Circuit Breaker, low voltage  | 

AP5, 20v DC
 
JEP Transformer/Controller 6049U, 110v or 220v input, 0-20v DC output  | 
 
JEP Transformer/Controller 6049U, 110v or 220v input, 0-20v DC output  | 

 
JEP Transformer/Controller 6052U, 110v or 220v input, 0-20v DC 40W output  | 
 
JEP Transformer/Controller 6052U, 110v or 220v input, 0-20v DC 40W output  | 
 
JEP Transformer/Controller 6052U, 110v or 220v input, 0-20v DC 40W output  | 

 
JEP Transformer/Controller 6053U, 110v or 220v input, 0-20v DC output  | 
 
JEP Transformer/Controller 6053U, 110v or 220v input, 0-20v DC output  | 

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