#5186

Indian locomotive class WDP-4

🇮🇳 India ·built by Electro-Motive Diesel· from 2000· passenger-hauling diesel-electric locomotive with AC electric transmission

🛤️ diesel locomotive diesel

8 photos from Wikimedia Commons · credits & licences

1. EMD-GT46PAC-WDP4: Pramathsb· CC BY 3.0
2. KJM WDP4D: Raju2789· CC0
3. The WDP-4B class Locomotive of Indian Railways: UY Scuti· CC BY-SA 3.0
4. WDP-4B -20047: Sagarepatil· Public domain
5. WDP4B 40042 at Jabalpur: Swapnil.David· CC0
6. WDP4D 40109: original image: Nikhilb239 cropping: Pechristener· CC BY-SA 4.0
7. WDP4 20014 (SGUJ) NFR at NGC yard 2: Abhinav Phangcho Choudhury· CC BY 2.0
8. WDP4 20094: Abhinav Phangcho Choudhury from Guwahati, India· CC BY 2.0

Read about it on Wikipedia ↗

what is it?

The Indian locomotive class WDP-4 (EMD GT46PAC) is a passenger-hauling diesel–electric locomotive with AC electric transmission designed by General Motors Electro-Motive Division and built by both GM-EMD and under license by Banaras Locomotive Works (BLW) of Varanasi, India for Indian Railways as the classes WDP4, WDP4B and WDP4D. The GT46PAC is a passenger version of the previous Indian Railways EMD GT46MAC (WDG-4) freight locomotive. The locomotive has a 16-cylinder 710G3B diesel engine and is one of the fastest diesel–electric locomotives in service in Indian Railways.

who runs it

Indian Railways Société nationale des transports ferroviaires EMD GT26 Series EMD 645

base stats

speed 180 km/htop speed
power 3.4 MWpower output
weight 116 tin working order
built 711made in total

Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.

fun facts

First built 26 years ago, in 2000.
Top speed is 1.4× a car on the Dutch motorway (130 km/h).
At full speed it would cover Amsterdam–Utrecht (≈ 40 km) in 13 minutes.
3.4 MW is about 39 family cars (~85 kW each) flat out.
Weighs about as much as 19 African elephants (~6 t each).

diesel locomotive: A diesel engine on board drives the wheels, usually through a generator (diesel-electric).

spec sheet

built: 2000–2017
number built: 711
kind: Diesel–electric
traction: diesel
origin: 🇮🇳 India
builders: Electro-Motive Diesel
operators: Indian Railways, Société nationale des transports ferroviaires, EMD GT26 Series, EMD 645
top speed: 180 km/h
power: 3.4 MW
gauge: 1,676 mm Indian broad gauge
wheel arrangement: (Bo1)(1Bo)
weight: 116 t

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q5323449, Wikipedia: Indian locomotive class WDP-4 (CC BY-SA 4.0).Updated 2026-10-25.