#3295
GE UM12C
🇹🇭 Thailand ·built by GE Transportation· from 1956· type of diesel-electric locomotive
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4 photos from Wikimedia Commons · credits & licences
- 1. State Railways Thailand 4041 Kanchanaburi: Maurits90· CC0
- 2. General Electric UM12C (I): This Photo was taken by Supanut Arunoprayote . Feel free to use any of my images, but please mention me as the author and may send me a message. (สามารถใช้ภาพได้อิสระ แต่กรุณาใส่เครดิตผู้ถ่ายและอาจส่ง· CC BY 4.0
- 3. General Electric UM12C No. 4018 (II): This Photo was taken by Supanut Arunoprayote . Feel free to use any of my images, but please mention me as the author and may send me a message. (สามารถใช้ภาพได้อิสระ แต่กรุณาใส่เครดิตผู้ถ่ายและอาจส่ง· CC BY 4.0
- 4. SRT GE UM12C No. 4050: Geonuch· CC BY-SA 4.0
what is it?
The UM12C is a type of diesel-electric locomotive manufactured by GE for Southeast Asian rail operators. It is currently in service with the State Railway of Thailand. It was also operated by the Manila Railroad Company and the Philippine National Railways from 1956 until 1999.
who runs it
base stats
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 70 years ago, in 1956.
- 984 kW is about 12 family cars (~85 kW each) flat out.
- Weighs about as much as 12 African elephants (~6 t each).
- 16.3 m long: about 4 cars parked nose to tail.
- Served for 43 years (1956–1999).
diesel locomotive: A diesel engine on board drives the wheels, usually through a generator (diesel-electric).
spec sheet
- built
- 1956–1966
- in service from
- 1956
- retired
- 1999
- status
- in service
- number built
- 70
- kind
- Diesel-electric
- traction
- diesel
- origin
- 🇹🇭 Thailand
- builders
- GE Transportation, General Electric
- operators
- Philippine National Railways, State Railway of Thailand
- top speed
- 103 km/h
- power
- 984 kW
- gauge
- 1,067 mm Cape gauge
- wheel arrangement
- Co'Co'
- length
- 16.3 m
- weight
- 70.2 t
- nicknames
- Grandpa (SRT)
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q23926695, Wikipedia: GE UM12C (CC BY-SA 4.0).Updated 2026-10-25.