CV 249
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NMRA CV 249 - Decoder Model ID Number
TCS decoders are each assigned a unique identification number which is associated with the hardware/name of the decoder. This ID number is know as the Decoder Model, and is stored in CV249. The most common use for CV249 is by JMRI Decoder Pro, which uses this ID number to help identify and select the correct decoder definition is right for your decoder.
If you unsure what kind of decoder you have simply read the value in CV249 match it to its type in this table.
| Product | Description | ID Number |
|---|---|---|
| DP2X | HO-Scale | 2 Function | Direct-plug | 1 |
| DP2X-UK | HO-Scale | 2 Function | Direct-plug | 2 |
| DP5 | HO-Scale | 5 Function | Direct-plug | 3 |
| A4X | HO-Scale | 4 Function | Drop-in | 4 |
| A6X | HO-Scale | 6 Function | Drop-in | 5 |
| FL2 | Function-Only | 2 Function | 6 |
| FL4 | Function-Only | 4 Function | 7 |
| M1 | 2 Function | Hard-wire | 8 |
| M1P-15 | N-Scale | 4 Function | Drop-in | 9 |
| M3 | Discontinued | 10 |
| M4 | 4 Function | Hard-wire | 11 |
| MC2 | 2 Function | Hard-wire | 12 |
| MC4 | 4 Function | Hard-wire | 13 |
| T1 | Discontinued | 14 |
| T1A | Discontinued | 15 |
| T4 (All Variants) | 4 Function | Hard-wire/JST-9 | 16 |
| T6-LED | HO-Scale | 8 Function LED-only | Hard-wire/JST-9 | 17 |
| G8 | G-Scale | 8 Function | Hard-wire | 18 |
| ALD4 | N-Scale | 4 Function | Drop-in | 19 |
| AMD4 | N-Scale | 4 Function | Drop-in | 20 |
| ASD4 | N-Scale | 4 Function | Drop-in | 21 |
| CN | N-Scale | 2 Function | Drop-in | 22 |
| CN-GP | N-Scale | 3 Function | Drop-in | 23 |
| EUN651 | N-Scale | 2 Function | Direct-plug | 24 |
| K0D8-A | N-Scale | 8 Function | Drop-in | 25 |
| K0D8-B | N-Scale | 8 Function | Drop-in | 26 |
| K0D8-C | N-Scale | 8 Function | Drop-in | 27 |
| K0D8-D | N-Scale | 8 Function | Drop-in | 28 |
| K1D4 | N-Scale | 4 Function | Drop-in | 29 |
| K1D4-NC | N-Scale | 4 Function | Drop-in | 30 |
| K2D4 | N-Scale | 4 Function | Drop-in | 31 |
| K3D3 | N-Scale | 3 Function | Drop-in | 32 |
| IMD4 | N-Scale | 4 Function | Drop-in | 33 |
| IMF4 | N-Scale | 4 Function | Drop-in | 34 |
| IMFP4 | N-Scale | 4 Function | Drop-in | 35 |
| IMFTA4 | N-Scale | 4 Function | Drop-in | 36 |
| IMFTB4 | N-Scale | 4 Function | Drop-in | 37 |
| MP-15N | N-Scale | 4 Function | Drop-in | 38 |
| VO-1000 | N-Scale | 4 Function | Drop-in | 39 |
| MZA4 | Z-Scale | 4 Function | Drop-in | 40 |
| Z2 | Z-Scale | 2 Function | Hard-wire | 41 |
| M4T | Discontinued | 42 |
| LL8 | HO-Scale | 8 Function | Direct-plug | 43 |
| EU621 | Discontinued | 44 |
| L1D4 | N-Scale | 4 Function | Drop-in | 45 |
| K4D6 | N-Scale | 6 Function | Drop-in | 46 |
| AS6 | HO-Scale | 6 Function | Drop-in | 47 |
| KAT12 | Discontinued | 48 |
| KAT14 | Discontinued | 49 |
| KAT16 | Discontinued | 50 |
| KAT22 | HO-Scale | Integrated KA | 2 Function | Hard-wire/JST-9 | 51 |
| KAT24 | HO-Scale | Integrated KA | 4 Function | Hard-wire/JST-9 | 52 |
| KAT26 | HO-Scale | Integrated KA | 6 Function | Hard-wire/JST-9 | 53 |
| T4-LED | HO-Scale | 4 Function LED-only | Hard-wire/JST-9 | 54 |
| KAM4 | HO-Scale | Integrated KA | 4 Function | Hard-wire | 55 |
| K0D8-E | N-Scale | 8 Function | Drop-in | 56 |
| KAM4 LED | HO-Scale | Integrated KA | 4 Function LED-only | Hard-wire | 57 |
| T1-LED | Discontinued | 58 |
| K5D7 | N-Scale | 7 Function | Drop-in | 59 |
| LL8-LED | HO-Scale | 8 Function; LED headlights | Direct-plug | 60 |
| AZL4 | Z-Scale | 4 Function | Drop-in | 61 |
| MT1500 | N-Scale | 2 Function | Drop-in | 62 |
| K6D4 | N-Scale | 4 Function | Drop-in | 63 |
| K7D4 | N-Scale | 4 Function | Drop-in | 64 |
| EU821 | HO-Scale | 8 Function| Direct-plug | 65 |
| Korea Brass TCV | Korea Brass Track Cleaning Vehicle | 66 |
| K0D8-F | N-Scale | 8 Function | Drop-in | 67 |
| K0D8-G | N-Scale | 8 Function | Kato USA EMD E7 Drop-in | 68 |
| *(Reserved) | 68,69 | |
| AZL1D4 | Z-Scale | 4 Function | Drop-in | 70 |
| K8D6 | N-Scale | 6 Function | KATO Japan Drop-in | 71 |
| *(Reserved) | 72-128 | |
| WOW100 (Steam) | First-Generation WOWSteam | 129 |
| WOW101 (Steam) | 130 | |
| WOW121 (Steam) | 131 | |
| WOW501 (Steam) | 132 | |
| Push Button Box | Push Button Sound Box with WOWSounds | 133 |
| *(Reserved) | Not Used | 134-159 |
| *(Reserved) | 160 | |
| WOW101 (Diesel) | 170 | |
| WOW121(Diesel) | HO-Scale | 8 Function | Hard-wire | WOWSound | 171 |
| WOW501 (Diesel) | O/G/S Scale | 8 Function | Hard-wire | WOWSound | 172 |
| *(Reserved) | 173-179 | |
| SC-44 (HO) | Bachmann OEM decoder for Siemens Charger (all types) | 180 |
| DSV-1 | Bachmann OEM decoder for HO-Scale (Type 1) | 181 |
| DSV-2 | Bachmann OEM decoder for HO-Scale (Type 2) | 182 |
| BART | Rapido OEM decoder for HO-Scale BART Subway | 183 |
| *(Reserved) | Not Used | 184-189 |
| OEM-21 | OEM decoder for HO-Scale MTC21/NEM660 | 190 |
| *(Reserved) | Not Used | 191-199 |
| BSM-(x) | Turnout controller for Bachmann E-Z Track® | 200 |
| *(Reserved) | Accessory Decoders | 201-219 |
| ACS-64 | Bachmann OEM HO-Scale Siemens ACS-64 | 220 |
| PIKO-GE-25-Ton | Piko OEM decoder for G-scale GE 25-Ton Switcher | 230 |
| *(Reserved) | 231-255 |
