© trainspo.comUGL Rail QRN 3700
Built by Comeng
Overview of the UGL Rail QRN 3700
Discover the powerful QRN 3700 electric locomotive, a robust and reliable workhorse designed for Australian railways.
Built by Comeng and refurbished by UGL Rail, this electric locomotive boasts a striking 1067 mm gauge, making it a vital component of the QR National fleet.
With a substantial weight of 126 tonnes and an impressive power output of 4000 kW, the QRN 3700 is engineered for demanding operations.
Its Bo'Bo' axle configuration ensures excellent traction and stability, while the 25 kV AC 50 Hz electric system provides efficient energy transfer.
Measuring 19.38 meters in length, the QRN 3700 represents a significant presence on the tracks, contributing to efficient freight and passenger services.
UGL Rail QRN 3700 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | Comeng | |
| Refurbished | UGL Rail | |
| Power output | 4,000 kW5,364 hp | |
| Electric systems |
| |
| Track gauge | 1,067 mmCape gauge3 ft 6 in | |
| UIC axle arrangement | Bo'Bo' | |
| Length | 19.38 m63 ft 7 in | |
| Weight | 126 t277,782 lb |
Operators of the UGL Rail QRN 3700
Railway companies that have operated the QRN 3700, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| QR National | QRN 3700 | Australia |
UGL Rail QRN 3700 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
Other UGL Rail models

UGL Rail
PH37ACmai
Diesel locomotive
2014 · 100 km/h

UGL Rail
C44acHi
Diesel locomotive
2010–2011 · 115 km/h

UGL Rail
C44aci
Diesel locomotive
2008 · 115 km/h

UGL Rail
C40aci
Diesel locomotive
2005–2007 · 3,100 kW

UGL Rail
MTM Comeng
Electric multiple unit
1981–1988 · 115 km/h

UGL Rail
CityRail Hunter
Diesel multiple unit
145 km/h · 559 kW

UGL Rail
C30-MMi
Diesel locomotive
115 km/h

UGL Rail
H set
Electric multiple unit
2006
Similar electric locomotives from other manufacturers

Siemens
E40 AG-V1
Electric locomotive
80 km/h · 4,000 kW

Toshiba
EH800
Electric locomotive
2012 · 110 km/h

Kawasaki
EF66
Electric locomotive
110 km/h · 3,900 kW

Kawasaki
EF66-100
Electric locomotive
1989 · 110 km/h

UCW
10E1
Electric locomotive
1987–1993 · 90 km/h

ABB
WAP-5
Electric locomotive
1995 · 160 km/h

BBC
DSB EA
Electric locomotive
1984–1993 · 175 km/h

Brush Traction
NZR EF class
Electric locomotive
1986–1988 · 3,000 kW