| British Rail Class D2/1 | |
| Powertype: | Diesel-hydraulic |
| Fleetnumbers: | 11700-11707; D2700–D2707 from 1958 to 1960 |
| Builder: | North British Locomotive Company |
| Serialnumber: | 27100–27102, 27431–27435 |
| Builddate: | 1953–1956 |
| Totalproduction: | 8 |
| Primemover: | Paxman 6RPH |
| Transmission: | Hydraulic, Voith |
| Whytetype: | 0-4-0DH |
| Uicclass: | B |
| Wheeldiameter: | 3feet |
| Trainbrakes: | None |
| Locoweight: | 32LT |
| Maxspeed: | 14.51NaN1 |
| Poweroutput: | 200bhp |
| Tractiveeffort: | 21500lbf |
| Trainheating: | None |
| Multipleworking: | Not fitted |
| Axleloadclass: | Route availability 3 |
| Operator: | British Railways |
| Operatorclass: | DY11; later D2/1; later 2/4A |
| Withdrawndate: | 1963–1968 |
| Disposition: | All scrapped |
British Rail Class D2/1 was a locomotive commissioned by British Rail in England. It was a diesel powered locomotive in the pre-TOPS period built by the North British Locomotive Company with a Paxman engine. Eight locomotives were built and they were numbered D2700-D2707.[1]
River Eden the shunter at RAF Leuchars was built to the same specification as the D2/1[2] and is preserved at Fife Heritage Railway.