CAF RENFE 121

Built by Alstom, CAF

Top speed

250 km/h

155 mph

Weight

225 t

496,040 lb

Length

107.4 m

352 ft 4 in

Track gauge

1,435 mm

Standard gauge

Years built

2001–2004

29 units

Overview of the CAF RENFE 121

Discover the RENFE 121, a modern and efficient electric multiple unit (EMU) operated by Renfe Operadora in Spain.

Built by Alstom and CAF between 2001 and 2004, these trains are designed for high-speed travel, reaching up to 250 km/h.

With a capacity of 282 seats and a length of 107.4 meters, the RENFE 121 offers comfortable and reliable journeys for passengers across the Spanish rail network.

Its dual-system capability, operating on both 25 kV AC and 3 kV DC, showcases its versatility and integration into diverse railway infrastructures.

Experience the advanced technology and passenger comfort that the RENFE 121 series provides.

CAF RENFE 121 technical specifications

	Value	Imperial / US
Series	RENFE 120
Built by	Alstom, CAF · 2001–200429 units
Top speed	250 km/h155 mph	155 mph
Electric systems	25 kV AC 50 Hz (4800 kW) 3 kV DC (3200 kW)
Track gauge	1435/1668 mm
Formation	4 cars (4M)
Capacity	282 seats
Train length	107.4 m352 ft 4 in	352 ft 4 in
Width	2.92 m9 ft 7 in	9 ft 7 in
Height	4.1 m13 ft 5 in	13 ft 5 in
Weight	225 t496,040 lb	496,040 lb