Harsha Engineers is the world’s only bearing-cage maker that combines steel, brass, and polyamide expertise under one roof, and it supplies every one of the world’s top six bearing manufacturers from its plants in India, China, and Romania. Founded in 1986 as a precision-engineering shop, the company spent nearly five decades turning a niche component - the cage that separates the rolling elements inside a bearing - into a global franchise with roughly a 6.5% share of the organised world market and a 50-60% share at home, before layering on a bushing business for wind turbines, a stamping operation for auto and industrial parts, and a solar-installation unit that now runs with minimal management attention. The recurring approach is to win a long-term design partnership with a global bearing giant, prove quality through in-house tooling and automation, and then deepen the relationship across materials and geographies - the same playbook that turned three customers into 70-75% of standalone sales.
Business segments
Four engines at different stages - a precision bearing-cage cash cow that dominates its home market, a fast-growing bushing business riding the wind-energy wave, a stamping unit scaling from components to assemblies, and a solar EPC operation kept deliberately small.
1. Precision bearing cages: the franchise that supplies every major bearing maker on earth
HEIL makes the cage inside the bearing - a component that separates the rolling elements, cuts friction, and handles extreme heat - and it is the only manufacturer globally that combines steel, brass, and polyamide capability at the precision levels the top six bearing companies demand.
- One roof, three materials - the company designs and produces cages in steel, brass, and polyamide across diameters from 20 mm to 2,000 mm, spanning more than 7,500 distinct products developed since incorporation, which means a customer can source every cage type from a single partner.
- The customer list is the moat - HEIL supplies each of the top six global bearing manufacturers (Schaeffler, NTN, NSK, JTEKT, SKF, and Timken), and three of them alone accounted for 70-75% of standalone net sales over the three years to FY23; bearing companies rarely switch vendors because cage production is complex and quality consistency is everything.
- In-house tooling locks in the relationship - the company engages with customers from the design stage and keeps product design, tooling design, tool manufacturing, and testing all under one roof, including a dedicated tool-production facility at Changodar and an indigenously built vision-camera system that catches defects invisible to the naked eye.
- China Plus One is pulling orders toward India - as multinational OEMs diversify supply chains away from China, major customers are setting up new Indian facilities, and HEIL’s exports from India grew almost 17% in FY26, helped by the US reducing its additional import tariff on cages to zero.
- Commodity costs pass through - raw-material price changes flow to customers with an average lead time of about four months, so the business is protected from margin swings when metal prices move.
2. Bushings: the wind-energy growth engine
Bronze bushings for wind-turbine gearboxes have become a INR127-crore business growing at roughly 25% a year, anchored by a long-term contract with a peak annual value of INR117 crores that began contributing in early 2026.
- Gearboxes are the sweet spot - the bushing portfolio focuses on planetary-axle applications inside wind-turbine gearboxes, using aluminium and tin bronze alloys, with outer diameters from 200 mm to 600 mm and heights up to 800 mm.
- A single contract changes the scale - an international entity awarded a three-year sourcing agreement with a peak annual value of INR117 crores, covering both domestic and international supply, which started flowing in Q4 FY26.
- Capacity is being built ahead of demand - the greenfield subsidiary Harsha Engineers Advantek Limited (HEAL) is adding dedicated bushing lines at its Bhayla plant, with a Phase 2 investment of roughly Rs 110 crores announced in May 2026 to expand both bushing and stamping capacity.
3. Precision stamped components: from strip parts to modular assemblies
The stamping business takes HEIL’s core precision-engineering skills into automotive, railway, and consumer-goods components, and is executing a deliberate two-phase move from supplying individual parts to delivering complete assemblies directly to OEMs.
- Phase 1 is parts, Phase 2 is assemblies - the company currently manufactures specialised stamped components and welded assemblies (railway seals, AC compressor heads, chassis parts, clutch components, gear-shifter parts) and plans to graduate to composite assemblies sold straight to vehicle and equipment makers.
- An AC-compressor deal signals the direction - in April 2025, HEIL signed a five-year Letter of Intent with a multinational AC-compressor group to supply stamping products at an estimated Rs 18 crores per annum for the domestic market.
- The Bhayla plant is the platform - the Phase 2 investment at HEAL will add stamping lines alongside the bushing expansion, moving production from a leased facility into a purpose-built greenfield site that began commercial production in June 2025.
4. Solar EPC and O&M: a steady-state cash contributor kept on a short leash
The solar division installs turnkey photovoltaic projects for industrial and utility customers - over 500 MW commissioned - but management deliberately limits capital allocation and runs it in a low-touch “auto mode” because the business is fragmented and competitive.
- Full-service, in-house - the unit handles design, engineering, procurement, installation, commissioning, and ongoing O&M, and delivered INR183 crores of revenue in FY26.
- Capital is capped by policy - the company restricts the solar EPC business to discrete, smaller projects and does not plan to allocate significant additional capital, because entry barriers are low and the segment does not require heavy investment to operate.
- Legacy receivables are a known risk - as of March 2023, Rs 37.28 crores of debtors had been outstanding for more than three years, tied to a large project for NLC India Ltd, which explains the conservative stance on exposure.
Group structure and partners
HEIL operates through wholly owned manufacturing subsidiaries in India, China, and Romania, plus a 50% solar joint venture, with a greenfield Indian plant and a Chinese brownfield expansion as the two big bets on future capacity.
- Harsha Engineers Advantek Limited (HEAL) - a wholly owned Indian subsidiary incorporated in March 2023 to build a greenfield plant at Bhayla, Gujarat, with over Rs 250 crores invested across FY24-FY26; it began commercial production in June 2025 and completed the move from a leased facility by October 2025.
- China subsidiary - Harsha Precision Bearing Components (China) Co. Limited in Changshu is undergoing a brownfield expansion costing roughly USD 9.94 million, expected to add 5.84 million pieces of annual capacity to the existing 8.45 million pieces by the second half of FY2028.
- Romania subsidiary - Harsha Engineers Europe SRL in Brasov was originally acquired as Johnson Metal SRL in 2016 and became a direct subsidiary after the Dutch intermediate holding company was merged into HEIL effective November 14, 2022.
- Joint venture and agency - Cleanmax Harsha Solar LLP is a 50% solar joint venture, and an exclusive agency agreement with Italy’s Umbra Group gives HEIL the right to market and repair Umbra’s industrial ball screws, linear actuators, and electro-spindles in India.