Compatible with all major brands of decoder, including sound decoders.

Program and test decoders using DecoderPro software.

With a higher current output than the SPROG II, you control a larger layout from your computer.

Download the SPROG II User Guide.

and the SPROG 3 supplement.

Host Interface USB
DCC Interface Booster
Booster Output Current 2.5 Amps
Recommended Input Voltage 12 - 18V DC Regulated
Output Voltage Determined by power supply
Maximum Input Voltage 20V
Separate Programming Track Output No
Service Mode (Programming Track) Programming Yes - in programmer mode
Ops Mode (On the Main) Programming Yes - in command station mode
Recommended Use Occasional programming, larger layout control

Write a review

Please login or register to review


  • Product Code: SPROG 3
  • Availability: In Stock
  • £65.00

  • Ex Tax: £65.00

Available Options

Related Products

PSU 12V 3A

PSU 12V 3A

Power Supply suitable for SPROG 3, Pi SPROG and SBOOST II for smaller scalesUK mains plug12V 3A outp..

£20.00 Ex Tax: £20.00

PSU 15V 3.3A

PSU 15V 3.3A

Power supply suitable for SPROG 3, Pi-SPROG and SBOOST II in larger scalesDetachable UK - C8 (figure..

£20.00 Ex Tax: £20.00

Tags: SPROG DCC DecoderPro JMRI CV programmer