DCC Decoder 21 Pin 4fn 0.9a

Bachmann 36-557A
Scale: OO Scale
GM Part Number: B36-557A
Expected: 05/2023
DCC Decoder 21 Pin 4fn 0.9a
(RRP: £39.95)
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DCC Decoder 21 Pin 4fn 0.9a


21 Pin decoder ready to convert suitable analogue locomotives to DCC. This decoder has 4 functions outputs and each output can support up to 250mA.


  • Dual-mode DCC/DC decoder with Back EMF function
  • 4 powered function outputs (+2 logic level outputs)
  • 0.9A continuous load
  • RailComPlus® for automatic registration on Dynamis Ultima
  • Suitable for models equipped with DC motors (including coreless motors)
  • NMRA/DCC with 14, 28 and 128 speed steps
  • Short and Long addresses
  • DCC and DC operation (DC operation is de-selectable)
  • Automatic recognition of operational mode and DCC speed step selection
  • Supports Lenz® LG 100 braking sections

Note: Do not use this decoder on the Class 90 models, We recommend the B36-569 for these locomotives.


Default Address3
Continuous Load0.9A
Load Per Output250mA
Total Load of All Function Uutputs500mA



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