
Application 01
Underslung Dry Transformers
3 kVA to 60 kVA for safe, efficient onboard auxiliary power distribution.
Underframe — slung beneath the coach body

Product portfolio
Railway applications
Power distribution, generation and ventilation — HMTD systems across railway coach configurations.
Amrit Bharat · Application film
HMTDUnderframe — slung beneath the coach body
Illustrative mounting zones on an LHB-style coach, not an installation drawing. Equipment and positions vary by coach and power-supply configuration; axle-driven alternators apply to self-generating variants and HVAC blowers to air-conditioned variants.

Application 01
3 kVA to 60 kVA for safe, efficient onboard auxiliary power distribution.
Underframe — slung beneath the coach body
About HMTD
Established in 1981, HMTD designs and manufactures alternators, motors, generators, control systems and power equipment.
HMTD Engineering Pvt. Ltd. specializes in the design and manufacture of Permanent Magnet Alternators, BLDC Motors, Generators, Control Systems and Power Factor Correction Equipment.
With an ISO 9001:2015 certified manufacturing facility in Taloja, Navi Mumbai, equipped with modern CNC machinery and advanced engineering capabilities, HMTD delivers reliable solutions for railway, hydro, wind, tidal, traction and industrial applications.
Supported by a strong in-house R&D team and technical collaboration with AXCO Motors, Finland, HMTD focuses on innovation, customized engineering solutions and continuous product development to meet evolving customer requirements.
Proposed new facility · Taloja
Strategically located near the Taloja Industrial Area, the proposed manufacturing facility offers seamless connectivity to Mumbai International Airport, JNPT Port, and major transportation corridors. This prime location is expected to optimize inbound and outbound logistics, reduce transportation costs, improve supply chain responsiveness, and enable faster deliveries across domestic and international markets.
Designed with future ready infrastructure and advanced manufacturing capabilities, the facility will significantly enhance HMTD Engineering’s production capacity while generating 120+ employment opportunities for skilled engineers, technicians, and manufacturing professionals.
More about us
More about usOur full story and the leaders leading it.

01 / Why HMTD
Established in 1981 and a trusted partner supplying proven equipment to Indian Railways.
ISO 9001:2015 Taloja plant, modern CNC machinery and state of art R&D centre.
Backed by a ₹1,500+ Cr group with 800+ people across five manufacturing facilities.
Rational Engineers Limited02 / Quality & certification
Certified to
ISO 9001:2015
Quality Management System
One-time delivery
Orders handed over complete and correct against the committed date.
Testing parameters
Verified against a documented test plan before dispatch.
Years of engineering experience
Annual transformer capacity
03 / Our vision
04 / Our mission

Engineering goal
05 / Our railway customers
HMTD equipment is supplied across production units, locomotive works and zonal railways — powering coaches and locomotives in daily service across the network.









