
Repair, exchange, parts and tooling
Gearbox, generator, main shaft, blades, bearings and transformers.
Major components, spare parts and bolting tools

Figures and capabilities of the WindX UCP major component team in China.
Repair and exchange
- Gearbox, generator, main shaft, blades, bearings and transformers
- Up-tower repair or at workshop
- Spare parts and tooling
How a component job runs
- Online monitoring of vibration and oil, then fault diagnosis with partners and clients.
- Remediation options identified quickly, repair up-tower.
- Shared stock of major components for faster supply.
- Repair workshop that brings high-value components back into service.
- Road repair and hoisting services for access.
Gearbox
Up-tower repair of intermediate and high-speed shafts after endoscope inspection. Full overhaul or exchange.
Generator
Complete exchange from removal of the old unit to installation, testing and commissioning of the new one.
Main shaft
Drivetrain overhaul for worn or damaged main shaft bearings.
Blades
Blade replacement and lifting for damaged or failed blades.
Pitch bearing
Replacement and function recovery for seized or noisy pitch bearings.
Transformer
Exchange and commissioning after major faults.
Multi-brand spare parts
3,000+ part types from one supplier, with cross-referencing for parts out of production. Components, consumables and specialist tooling in one order, for Vestas, Siemens Gamesa, GE, Goldwind, Envision and Mingyang platforms.
WREN hydraulic tooling in China
Through our China-based service network, WindX UCP provides access to WREN hydraulic bolting solutions, including torque wrenches, tensioners, pumps and cylinders, with sales, calibration, repair and rental.
Products covered: hydraulic pumps, IBT and LOW torque wrenches, HTE tensioners, hydraulic jacks, hoses, sockets and fittings.
WREN first-level agency appointment for the wind power industry in China is held by Tianjin United Creation New Energy Technology Co., Ltd. (valid February 2025 to February 2027), not by WindX UCP ApS.
Start with a fleet assessment
Fleet condition, service history, SCADA data, major components and the existing maintenance strategy.
Deliverable: fleet condition baseline and agreed scope of work