© trainspo.comMatisa R 21
Built by Matisa
Overview of the Matisa R 21
Discover the R 21, a versatile service unit with a unique 0-4-4-0 Whyte notation.
Built by Matisa, this robust locomotive boasts a top speed of 100 km/h and a power output of 350 kW.
Operating on dual gauges, 1435 mm and 1668 mm, it has served with distinction in Spain for ADIF and Ferrovial Agroman.
Explore the technical specifications of the R 21, including its UIC axles: B'B' n4, and learn more about its heritage.
Matisa R 21 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | Matisa | |
| Top speed | 100 km/h62 mph | |
| Power output | 350 kW469 hp | |
| Track gauge | 1435 mm, 1668 mm | |
| UIC axle arrangement | B'B' n4 | |
| Whyte notation | 0-4-4-0 |
Operators of the Matisa R 21
Railway companies that have operated the R 21, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Administrador de Infraestructuras Ferroviarias | ADIF R 21 | Spain |
| Ferrovial Agroman | Ferrovial P-302-F | Spain |
Matisa R 21 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
More service vehicles from Matisa

Matisa
B 45 D
Service vehicle
100 km/h · 403 kW

Matisa
B 50 D
Service vehicle
100 km/h · 500 kW

Matisa
B 66U
Service vehicle
100 km/h · 500 kW

Matisa
B66U
Service vehicle
2018 · 100 km/h
Matisa
B 50 J A8
Service vehicle
80 km/h · 370 kW

Matisa
PV7
Service vehicle
30 km/h

Matisa
B 20-75
Service vehicle

Matisa
B 66 UC
Service vehicle
Similar service vehicles from other manufacturers

Gleisbaumechanik
GAF100
Service vehicle
1994–2003 · 100 km/h

LTZ
AS4
Service vehicle
100 km/h

Plasser & Theurer
09-3X
Service vehicle
100 km/h

Plasser & Theurer
DB 746.0
Service vehicle
2017 · 100 km/h

Plasser & Theurer
DGS 90 N 1520 mm
Service vehicle
100 km/h

ROBEL
X630
Service vehicle
2002–2011 · 100 km/h

TMZV
1ADM-1.5B
Service vehicle
100 km/h

TransMash
SM-2
Service vehicle
100 km/h