This one has a commercially built CE-marked copper boiler, tested with new hydraulic certificate.
The chassis runs on air, better forwards than in reverse.
| gauge | 5 inch |
| length/inches | 24 |
| width/inches | 9 |
| height/inches | 14 |
| wheel material | cast iron |
| axlebox type | plain |
| valve gear | Walschaerts |
| reverser type | pole |
| lubricator type | displacement with sight feed |
| injector(s) | 1 |
| boiler number | GB399 |
| year built | 2009 |
| boiler maker | GB Boiler Services |
| CE mark | yes |
| working pressure/psi | 80 |
| boiler type | locomotive |
| boiler material | copper |
| boiler construction | silver soldered |
| hydraulic test valid to | 21/Jan/24 |
| superheater(s) | 2 |
| superheater type | flue tube |
| fusible plug | no |
| safety valve(s) | 2 |
| safety valve type | spring |
| mechanical pump | 2 x axle |
| hand pump | 1 |
| whistle | yes |