railway@eeeindia.com (+91-33) 2287-8997 / 7875 / 0290 / 40273000
EEE India
Est. 1967 — Kolkata, India — Railways Vertical

Engineering the backbone of Indian Railways since 1967.

A Part-1 Approved (Tier-1) vendor across every major locomotive production unit — manufacturing safety-critical components, locomotive seating systems and powertrain spares, and delivering fleet-scale modernisation.

1967Established · 55+ years
Part-1Approved vendor (Tier-1)
10+Zonal railways served
CLW / BLW / PLW / ICFProduction units supplied
01 / The Foundation of Excellence

Five decades of precision engineering for the railways.

Established in 1967, Eastern Equipment Enterprises (EEE) is a premier engineering and manufacturing company based in Kolkata, West Bengal — a trusted, Tier-1 partner to the Indian Railways ecosystem.

  • 01ISO 9001:2015 certified and MSME registered unit
  • 02Approved vendor for all locomotive production units — BLW, PLW & CLW
  • 03State-of-the-art in-house facility — CNC machining, gear profile testing & semi-automated gear grinding

"Continued improvement and striving for the best — never compromising on the quality of our products."

WAG-9 electric locomotive
Fig. 01 · WAG-9 Freight Locomotive
Accreditations & Certifications
NSIC ISO 9001:2008, ISO 9001:2015, ANAB Accredited, IAF
02 / Vendor Status & Clientele

Part-1 Approved Vendor across India's locomotive works.

Approved at the highest tier with every major Indian locomotive production unit, and registered with a nationwide network of zonal railways.

Chittaranjan Locomotive WorksElectric locomotives
CLW
Banaras / Diesel Loco WorksDiesel & electric
BLW / DLW
Patiala Locomotive WorksModernisation works
PLW / DLMW
Integral Coach FactoryChennai
ICF
Metro RailwayKolkata
METRO
Bharat Heavy ElectricalsTraction systems
BHEL
Zonal Railways — EasternSouth EasternSouth CentralNorthernCentralWesternEast CoastEast CentralSouthernWest Central
Flagship Product

Gear Case Complete — 6FRA 6068 Traction Motor

Supplied to Indian Railways for WAG-9 / WAG-9H / WAP-7 three-phase electric locomotives, built at Chittaranjan Locomotive Works (CLW).

Gear Case Complete for the 6FRA 6068 traction motor
Gear Case Complete · 6FRA 6068 Traction Motor

We have manufactured and supplied over 10,000 Gear Cases for the ABB 6FRA 6068 traction motor — the heart of Indian Railways' most advanced three-phase electric locomotive fleet. The Gear Case Complete is a precision-engineered, sealed oil-bath housing that encloses the traction gear transmission on each motor-coach axle.

Operating under continuous mechanical load, high rotational speed and demanding track conditions, every unit is manufactured to CLW drawings and RDSO specifications, inspected at source, and delivered ready to fit — machined, assembled, inspected and dispatched from our Kolkata facilities. At six per locomotive, our supply equips the equivalent of over 1,600 three-phase locomotives running across the Dedicated Freight Corridors and every major Rajdhani and Shatabdi route.

10,000+
Gear cases supplied
6
Per locomotive
1,600+
Locomotives equipped
CLW · RDSO
Drawings & specs
03 / Mechanical & Powertrain Spares

Precision-engineered, safety-critical components.

An extensive array of highly critical items for locomotive propulsion and structure, machined in-house to OEM specification.

01

Gears & Transmissions

Crank & Cam Shaft Gears (split type), Lube Oil & Water Pump Gears, Extension Shaft Gears, Traction Motor Pinions.

02

Engine & Pump Assemblies

Vibration Damper Assemblies for crank/cam shafts, Lube Oil Pump Assemblies, Impeller & Follower Assemblies.

03

Structural & Housing

Axle Box Housings, Turbo Supports, Fuel Oil Headers, Fan Shaft / Fan Drives and custom housings.

04

Fasteners & Connectors

Part-1 approved Equaliser Pins, Axle Collars, Liner Sleeves, Spacers and Couplings.

Vande Bharat Express
Fig. 02 · Vande Bharat Express
04 / Locomotive Seating Systems

Driver & guard seats, built to Indian Railway specifications.

For over two decades, a specialised developer and supplier of driver and guard seats for diesel, electric and suburban trains — a Part-1 Approved Source for CLW, DLW, DLMW and ICF. Revolving driver seats, EMU cab seats and guard seats to Indian Railway specifications.

WAP-5WAP-7WAG-7WAG-9WDS-3WDS-6GM LOCOSDEMUEMUMETRO
Ironthrone Engineering · Est. 2025

India's first indigenous premium operator seating.

Backed by EEE's legacy, subsidiary brand Ironthrone Engineering manufactures premium, shock-mitigating operator seats — replacing imported seats on modern platforms like the Vande Bharat and Amrit Bharat Express with ergonomic, durable, advanced designs.

1967

Established

55+

Years of excellence

Part-1

Approved vendor (Tier-1)

10+

Zonal railways served

05 / Engineering Services & Upgrades

Large-scale modernisation, executed at fleet scale.

A trusted contractor for complex modification and upgrade work orders that modernise Indian Railway rolling stock.

Electric Loco Upgrades / WAP-7 & WAG-9

  • Hotel Load Converters — machine-room modifications on 51 WAP-7 locos for converters, transformers & ducting.
  • Compressor Mountings1,329 compressor legs modified on 3-phase WAP-7 & WAG-9 across sheds (ELS/TATA, SRC, BNDM).
  • Crew-Friendly Cabs — cab enhancements on 35 electric locomotives.

EMU / MEMU Modernisation

  • Transformer Pipelines — replaced main transformer oil pipeline assemblies & auxiliary reservoirs on 100 EMU/MEMU motor coaches.
  • Air Dryers — stainless-steel bypass arrangements installed across 228 EMU motor coaches.

Metro & AC Rake Maintenance

  • AC Rake Retrofits — dismantling, modification & fitment of beam assemblies for 08 complete AC rakes.
  • Insulation — fire-retardant nitrile rubber sheets supplied & fit