What We Offer

Products & Services

Lightning protection and earthing products, plus lightning protection, solar energy and windmill services from Henel Engineers Pvt. Ltd. — engineering experience since 1999.

Lightning Protection & Earthing Services

Windmill & Wind Turbine Services

Technician on a wind turbine tower carrying out maintenance against a cloudy sky

Windmill Maintenance Contracts (CMC / AMC)

Henel Engineers Pvt. Ltd. manages 30+ active Comprehensive Maintenance Contracts (CMC) for wind turbines across India, keeping windmills generating with scheduled and corrective maintenance, 24x7 breakdown support and a multi-disciplinary team under one roof.

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Wind turbine gearbox and generator assembly lifted by crane during repair and overhaul

Wind Turbine Gearbox Repair & Overhaul

Henel Engineers Pvt. Ltd. repairs and overhauls wind turbine gearboxes with quick turnaround time — including replacement of bearings, shafts and gears for a range of WTG makes — to reduce downtime and improve reliability.

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Technician working inside a wind turbine hub during blade patching and repair work

Wind Turbine Blade Repair & Patching

Henel Engineers Pvt. Ltd. undertakes wind turbine blade patching, lightning damage repair and on-site blade restoration to keep rotors running safely across India.

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Wind turbine generator being serviced on site during rewinding work

Generator & Transformer Rewinding

Henel Engineers Pvt. Ltd. carries out wind turbine generator and transformer rewinding, bearing replacement and sleeve ring replacement — without dismantling the generator from the nacelle wherever possible.

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Wind turbine hydraulic unit and related components laid out for servicing

Hydraulic Servicing & PCB Repair for Wind Turbines

Henel Engineers Pvt. Ltd. services wind turbine hydraulic units, pumps, pitch cylinders and brakes, and repairs the printed circuit boards (PCBs) used in turbine control systems — with a standby PCB provided to reduce windmill downtime.

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Wind turbine nacelle components laid out for maintenance

Windmill Spare Parts Supply

Henel Engineers Pvt. Ltd. sources and supplies all types of windmill spare parts — including gearbox, generator, hydraulic and electrical system components — for wind turbines across India.

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Crane erecting a wind turbine tower and rotor during installation

Windmill Erection & Installation

From tower erection to commissioning, Henel Engineers Pvt. Ltd. provides end-to-end windmill erection and installation services — nacelle, hub and component installation, start-up and commissioning support, and heavy-duty crane arrangement.

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Wind turbines on green rolling hills under a blue sky

Renewable Energy Engineering Services

From its base in Kanyakumari District — home to some of India’s most active wind energy infrastructure — Henel Engineers Pvt. Ltd. keeps renewable energy assets productive and protected: wind turbine operation & maintenance across India, and solar panel installation, maintenance, lightning protection and earthing.

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Windmill Operation & Maintenance — overview

25+ years, 30+ active CMCs, 7+ WTG makes and 24x7 breakdown support across India.

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Ready to Protect Your Assets?

Whether you need a complete lightning protection system or professional windmill maintenance, our team is ready to discuss your requirement.