The 12647 / 12648 Kongu Express is a Superfast weekly train run by Indian Railways between and . The train was named after the Kongu region of Tamil Nadu, called Kongu Nadu. The train made its inaugural run on 3 April 2000.
The train starts on Wednesdays from Nizamuddin, and on Sundays from Coimbatore, covering the total distance of in approximately 47 hours. before COVID Curfew, this train was operated via Dharmapuri, Hosur but rerouted via Bangarapet after lockdown.
The Kongu Express has rake sharing arrangement with the train no. 12681/82 CoimbatoreâÂÂChennai Central Superfast Express. Despite its long-distance run of 47 hours, the train continues to operate without a pantry car and food gets loaded onto the train at en-route stations.
Both trains are hauled by Erode-based WAP-7 electric locomotive from Coimbatore Junction until . Then a Krishnarajapuram-based WDP-4D takes the train until handing over to a Lallaguda-based WAP-7 locomotive from Kacheguda till Hazrat Nizamuddin and vice versa.
The train has standard LHB rakes with max speed of 130 kmph.