Track system · O scale
Ross Custom Switches (O gauge, 3-rail): track pieces, radii and turnouts
Ross Custom Switches (O gauge, 3-rail) is a three-rail track system without roadbed for O scale.
The Trackplanner catalogue lists 69 pieces: 4 straights, 16 curves, 28 turnouts, 8 curved turnouts, 4 Y turnouts, 6 crossings, 1 double slip and 2 crossovers. The curves come in 16 radii from 393.7 to 1625.6 mm.
Key facts
| Scale | O scale |
|---|---|
| Rail system | three-rail |
| Roadbed | no roadbed |
| Status | current — in production and in the shops |
| Turnout motor | sold separately |
| Pieces in the catalogue | 69 |
| Radii | 16 · 393.7–1625.6 mm |
| Straight lengths | 76.2 · 254 · 368.3 · 736.6 mm |
| Turnout angles | 5.7° · 7° · 9.5° · 11° · 14° · 22.5° · 30° · 32° · 45° |
Pieces by type
| Type | Count |
|---|---|
| Straights | 4 |
| Curves | 16 |
| Turnouts | 28 |
| Curved turnouts | 8 |
| Y turnouts | 4 |
| Crossings | 6 |
| Double slips | 1 |
| Crossovers | 2 |
Radii
| Radius | Angle | Articles |
|---|---|---|
| 393.7 mm | 45° | 031 |
| 457.2 mm | 45° | 036 |
| 533.4 mm | 45° | 042 |
| 685.8 mm | 30° | 054 |
| 812.8 mm | 22.5° | 064 |
| 914.4 mm | 22.5° | 072 |
| 1016 mm | 22.5° | 080 |
| 1066.8 mm | 22.5° | 084 |
| 1117.6 mm | 22.5° | 088 |
| 1168.4 mm | 22.5° | 092 |
| 1219.2 mm | 22.5° | 096 |
| 1270 mm | 22.5° | 0100 |
| 1320.8 mm | 22.5° | 0104 |
| 1422.4 mm | 22.5° | 0112 |
| 1524 mm | 22.5° | 0120 |
| 1625.6 mm | 22.5° | 0128 |
Turnouts and crossings
| Article | Type | Angle |
|---|---|---|
| 105 | Turnout right | 45° |
| 106 | Turnout left | 45° |
| 110 | Turnout right | 32° |
| 111 | Turnout left | 32° |
| 115 | Turnout right | 30° |
| 116 | Turnout left | 30° |
| 120 | Turnout right | 22.5° |
| 121 | Turnout left | 22.5° |
| 125 | Turnout right | 22.5° |
| 126 | Turnout left | 22.5° |
| 130 | Turnout right | 22.5° |
| 131 | Turnout left | 22.5° |
| 140 | Turnout right | 22.5° |
| 141 | Turnout left | 22.5° |
| RTP125 | Turnout right | 22.5° |
| RTP126 | Turnout left | 22.5° |
| 200 | Turnout right | 14° |
| 201 | Turnout left | 14° |
| RTP200 | Turnout right | 14° |
| RTP201 | Turnout left | 14° |
| 100 | Turnout right | 11° |
| 101 | Turnout left | 11° |
| 210 | Turnout right | 9.5° |
| 211 | Turnout left | 9.5° |
| 220 | Turnout right | 7° |
| 221 | Turnout left | 7° |
| 250 | Turnout right | 5.7° |
| 251 | Turnout left | 5.7° |
| 150 | Curved turnout right | — |
| 151 | Curved turnout left | — |
| 160 | Curved turnout right | — |
| 161 | Curved turnout left | — |
| 230 | Curved turnout right | — |
| 231 | Curved turnout left | — |
| 240 | Curved turnout right | — |
| 241 | Curved turnout left | — |
| 154 | Y turnout | — |
| 155 | Y turnout | — |
| 156 | Y turnout | — |
| 157 | Y turnout | — |
| 299 | Crossing | — |
| 300 | Crossing | — |
| 305 | Crossing | — |
| 310 | Crossing | — |
| 320 | Crossing | — |
| 340 | Crossing | — |
| 270 | Double slip | 14° |
| 175 | Double crossover | — |
| 280 | Double crossover | — |
All pieces
Show all 69 pieces
| Article | Type | Dimensions |
|---|---|---|
| 010 | Straight | 76.2 mm |
| 015 | Straight | 254 mm |
| 020 | Straight | 368.3 mm |
| 020L | Straight | 736.6 mm |
| 031 | Curve | R 393.7 mm · 45° |
| 036 | Curve | R 457.2 mm · 45° |
| 042 | Curve | R 533.4 mm · 45° |
| 054 | Curve | R 685.8 mm · 30° |
| 064 | Curve | R 812.8 mm · 22.5° |
| 072 | Curve | R 914.4 mm · 22.5° |
| 080 | Curve | R 1016 mm · 22.5° |
| 084 | Curve | R 1066.8 mm · 22.5° |
| 088 | Curve | R 1117.6 mm · 22.5° |
| 092 | Curve | R 1168.4 mm · 22.5° |
| 096 | Curve | R 1219.2 mm · 22.5° |
| 0100 | Curve | R 1270 mm · 22.5° |
| 0104 | Curve | R 1320.8 mm · 22.5° |
| 0112 | Curve | R 1422.4 mm · 22.5° |
| 0120 | Curve | R 1524 mm · 22.5° |
| 0128 | Curve | R 1625.6 mm · 22.5° |
| 105 | Turnout right | 45° |
| 106 | Turnout left | 45° |
| 110 | Turnout right | 32° |
| 111 | Turnout left | 32° |
| 115 | Turnout right | 30° |
| 116 | Turnout left | 30° |
| 120 | Turnout right | 22.5° |
| 121 | Turnout left | 22.5° |
| 125 | Turnout right | 22.5° |
| 126 | Turnout left | 22.5° |
| 130 | Turnout right | 22.5° |
| 131 | Turnout left | 22.5° |
| 140 | Turnout right | 22.5° |
| 141 | Turnout left | 22.5° |
| RTP125 | Turnout right | 22.5° |
| RTP126 | Turnout left | 22.5° |
| 200 | Turnout right | 14° |
| 201 | Turnout left | 14° |
| RTP200 | Turnout right | 14° |
| RTP201 | Turnout left | 14° |
| 100 | Turnout right | 11° |
| 101 | Turnout left | 11° |
| 210 | Turnout right | 9.5° |
| 211 | Turnout left | 9.5° |
| 220 | Turnout right | 7° |
| 221 | Turnout left | 7° |
| 250 | Turnout right | 5.7° |
| 251 | Turnout left | 5.7° |
| 150 | Curved turnout right | — |
| 151 | Curved turnout left | — |
| 160 | Curved turnout right | — |
| 161 | Curved turnout left | — |
| 230 | Curved turnout right | — |
| 231 | Curved turnout left | — |
| 240 | Curved turnout right | — |
| 241 | Curved turnout left | — |
| 154 | Y turnout | — |
| 155 | Y turnout | — |
| 156 | Y turnout | — |
| 157 | Y turnout | — |
| 299 | Crossing | — |
| 300 | Crossing | — |
| 305 | Crossing | — |
| 310 | Crossing | — |
| 320 | Crossing | — |
| 340 | Crossing | — |
| 270 | Double slip | 14° |
| 175 | Double crossover | — |
| 280 | Double crossover | — |
Dimensions in mm, angles in degrees, from the Trackplanner catalogue. Where the data does not give a value unambiguously, the field stays empty.
Changes
No changes since the change log began (12 November 2026).