Dellner Hydratech Czech Republic

What Dellner Hydratech Czech Republic does

Dellner Hydratech Czech Republic (legal entity DELLNER HYDRATECH Czech Republic s.r.o.) is a manufacturing subsidiary of Sweden-based Dellner Group, a privately held family-owned enterprise founded in 1941. The entity operates as part of the DELLNER WIND SOLUTIONS brand and is located in Staňkovice, Ústí nad Labem region, Czech Republic, hosting a manufacturing facility that was significantly expanded in January 2023. It designs and manufactures braking and hydraulic systems specifically engineered for wind turbine applications, with a product portfolio that spans hydraulic power units (DH HPU, Compactus HPU, hand pumps), rotor brakes (JHS-RBA series with GL Type Certification), yaw brakes (JHS-YBA series up to 620 kN braking force), pitch cylinders, piston accumulators, active and passive cooling systems, couplings (EB, ECD, JHS-WTC, K, KB, KBSD), hydraulic manifolds, rotor locks (JHS-RLH, JHS-RLM series), and specialized maintenance tooling.

The company's underlying technology is built on decades of proprietary refinement in noise-free, lightweight braking systems originating from the 2008 founding of JHS, which was subsequently integrated into Dellner Group following the 2018 Pintsch Bubenzer acquisition and the 2021 consolidation of all braking entities under the DELLNER BUBENZER banner. Core technical differentiators include noise-reduction focus for wind-turbine community acceptance, GL Type Certification on safety-critical braking products, and high-pressure hydraulic performance up to 250 bar with rotor-lock activation times as short as 35 seconds.

Dellner Hydratech Czech Republic generates revenue through direct hardware sales of customized braking and hydraulic components sold on a quote-based pricing model, complemented by engineering services (system design, 3D construction, climate testing, prototype development), 24/7 technical support, preventative maintenance, reactive services, and life cycle management contracts on a multi-year basis. The entity serves major wind turbine OEMs and wind farm operators as part of Dellner Group's global manufacturing and service network spanning 14+ countries across Europe, North America, South America, and Asia, with go-to-market executed through direct enterprise field sales backed by factory-certified local service technicians.

Name

Dellner Hydratech Czech Republic

Legal name

DELLNER HYDRATECH Czech Republic s.r.o.

Website

https://dellnerwind.com

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

Dellner Hydratech Czech Republic is a manufacturing subsidiary of Dellner Group, designing and producing braking and hydraulic systems—including rotor brakes, yaw brakes, pitch cylinders, accumulators, and cooling units—for major wind turbine OEMs and operators within the Dellner Wind Solutions global network.

Ownership category

akta.pro rank

Product category

Wind Turbine Braking and Hydraulic Systems

NAICS

Pump and Compressor Manufacturing (33391), Fluid Power Pump and Motor Manufacturing (333996), Fluid Power Valve and Hose Fitting Manufacturing (332912)

SIC

Pumps & Pumping Equipment (3561)

akta.pro primary industry

Hydraulic Power Units & Systems (HPUs, Manifolds, Integrated Circuits) (IMAHAGAB)

akta.pro secondary industries

Pneumatic Components (FRLs, Cylinders, Valves) (IMAHAGAC), Hoses, Tubing & Fittings (Hydraulic/Pneumatic Lines & Connectors) (IMAHAGAH)

Keywords

• Wind turbine braking systems
• Hydraulic power units
• Rotor brake calipers
• Wind energy components
• Hydraulic accumulators cooling

Headquarters

HQ city

Staňkovice

HQ country

Czechia

HQ region

Europe

Offices14 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Braking and Hydraulic System Products: Design and manufacture of braking and hydraulic systems for wind turbines including rotor brakes, yaw brakes, pitch cylinders, hydraulic power units, accumulators, cooling systems, and couplings
2. Service and Support: 24/7 technical support, preventative maintenance, reactive services, and life cycle management including customized service contracts, retrofitting, and original spare parts
3. Engineering Services: Customized braking system design services including engineering, 3D construction, optimization, technical documents, prototype development, and climate testing

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Dellner Hydratech Czech Republic designs and manufactures precision-engineered braking and hydraulic systems specifically for wind turbine applications, including rotor brakes (JHS-RBA series), yaw brakes (JHS-YBA), pitch/yaw motor brakes, hydraulic power units (DH HPU, Compactus HPU), hydraulic accumulators, cooling systems (active oil/water coolers, passive coolers, pump units for converter and generator cooling), hydraulic manifolds, couplings (EB, ECD, JHS-WTC, K, KB, KBSD), rotor locking devices (JHS-RLH, JHS-RLM series), pitch cylinders, lubrication products, offline filtration systems, brake rectifiers, yaw sliding bearings, and specialized maintenance tooling. The Czech facility operates as part of the DELLNER WIND SOLUTIONS global manufacturing and service network serving wind turbine OEMs and operators with engineered solutions, customized designs, and 24/7 support services.

Product overview

Dellner Wind Solutions (which includes Dellner Hydratech Czech Republic) is a global leader in the design and manufacture of braking and hydraulic systems specifically for the wind energy sector. The product portfolio is organized as a comprehensive ecosystem of precision-engineered components that work together in wind turbine applications. The core offerings include hydraulic power units (DH HPU, Compactus HPU, Hand Pump) that provide hydraulic pressure generation; braking systems comprising rotor brakes (JHS-RBA series, SFRA series), yaw brakes (JHS-YBA series), and pitch/yaw motor brakes (KFB, SFB); and supporting hydraulic components including accumulators (piston accumulators and modules), cooling systems (active oil/water coolers, passive coolers, pump units), hydraulic manifolds (distribution manifolds, distributor blocks, pitch manifolds), couplings (EB, ECD, JHS-WTC, K, KB, KBSD series), and locking devices/rotor locks (JHS-RLH, JHS-RLM series). The complete portfolio also includes pitch cylinders for blade control, lubrication products, offline filtration systems, brake rectifiers (BGL/EGL, FWR/HWR, SGL), yaw sliding bearings (JHS-YBP series), and specialized tooling (bearing replacement tools, brake retraction tools, cylinder replacement tools, nitrogen precharge kits). The company also offers engineering services including braking system design, climate testing, and customization capabilities.

Differentiator

Problem solved

Functional benefit

Products and services

• Rotor Brakes (JHS-RBA Series) Hydraulic active rotor brakes including JHS-RBA-16-90, RBA-300-75 (44 kN braking force for damp, dusty, corrosive environments), SFRA12-120 (high-capacity for high duty cycles), and SFRA8-100 models. Some variants are GL Type Certified. Designed for wind turbine rotor braking applications.
• Yaw Brakes (JHS-YBA Series) Hydraulic active yaw brake calipers including GL Type Certified variants and high-capacity models up to 620 kN braking force (BACW200) for wind turbine yaw system applications.
• Hydraulic Power Units (DH HPU, Compactus HPU) Hydraulic power packs including DH HPU (up to 200 bar pressure with optional hydraulic cabinets and electrical terminal boxes), Compactus HPU (pneumatically operated pump system), and Hand Pumps as backup pressure supply. Multiple model variants available (B7329, B4305, B6326, B6291, B4777).
• Hydraulic Accumulators and Accumulator Modules Piston accumulators and integrated piston accumulator modules for energy retention and pressure stabilization in wind turbine hydraulic systems.
• Cooling Systems Comprehensive range of cooling solutions for wind turbine hydraulic oil and converters including Active Oil Cooler (B4501), Active Water Cooler (148535), Passive Cooler, Pump Unit for Converter Cooling (B7212), and Pump Unit for Generator Cooling (B5499).
• Hydraulic Manifolds Hydraulic manifolds for wind turbine fluid distribution including Distribution Manifold (B5566), Distributor Block (B4810), and specialized Pitch Manifold (B3408) for pitch control systems.
• Couplings Wind turbine drive system couplings including JHS-WTC flexible disc coupling (gearbox-to-generator), EB, ECD, K, KB, and KBSD series for high dynamic load handling with damping of peak torques and vibrations plus electrical insulation.
• Rotor Locks / Locking Devices Hydraulic and manual rotor locking devices for securing wind turbine rotors during maintenance. Includes JHS-RLH-200 (up to 250 bar, 60-second activation), JHS-RLH-240 (GL Type Certified variant, 35-second activation), and JHS-RLM-280 (manual operation, 6400 N max lateral force).
• Pitch Cylinders Hydraulic pitch cylinders for wind turbine blade pitch control, available in multiple models (B6811, 20019107, 20008948, 20008964, B3445).
• Pitch/Yaw Motor Brakes Spring-applied safety motor brakes including KFB Brake (used in gantry, trolley, hoisting, harbour crane, and wind energy applications) and SFB Brake (seawaterproof brake for winch motors, ship building, and wharf cranes).
• Yaw Sliding Bearings (JHS-YBP Series) Passive yaw sliding bearings with a robust yet simple design that delivers optimum performance throughout turbine life.
• Lubrication Products Lubrication products for wind turbine maintenance, including models B4994 and B4070.
• Offline Filtration Systems Offline hydraulic filtration systems for maintaining fluid cleanliness in wind turbine hydraulic systems.
• Brake Rectifiers (BGL/EGL, FWR/HWR, SGL) Half Wave and Full Wave rectifiers for DIN rail, panel, or junction box mounting, including Switching Rectifier SGL that switches from bridge rectification to half-wave rectification.
• Specialized Maintenance Tooling Wind turbine maintenance tooling including Bearing Replacement Tool (B6018), Brake Retraction Tool (B4560), Cylinder Replacement Tools (B6011, B6384), Nitrogen Precharge Kit (B6895), Passive Brake Piston Removal Tool (VA000477), and Yaw Brake Removal Tool (VA001350).
• Engineering and Design Services Customized braking system design services including engineering, 3D construction, optimization, technical documents, prototype development, and climate testing for wind turbine OEM and operator customers.
• 24/7 Support Unlimited Service Support Unlimited service offering including Preventative Service, Reactive Services, and Life Cycle Management for wind turbine braking and hydraulic systems, backed by a worldwide network of factory-certified technicians.

Quantifiable outcome

• GL Type Certification for key products ensuring compliance with international safety standards

Named customers2 records

Segments1 record

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• Antec SpaincoreOthers · 24 September 2024Dellner Group welcomed Antec Spain as a new addition to the DELLNER WIND SOLUTIONS network in September 2024. Antec Spain, located in Portugalete, Biscay, Spain, specializes in braking solutions and joins the global network of DELLNER WIND SOLUTIONS locations.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• KTR Systems: KTR Systems is a leading manufacturer of mechanical power transmission couplings, including wind-turbine-specific flexible and gear couplings. It competes directly with Dellner's JHS-WTC, EB, ECD, K, KB, and KBSD coupling product families for gearbox-to-generator applications.
• Hydac International: Hydac manufactures hydraulic accumulators, filtration, cooling systems, and manifolds used in wind turbine hydraulic systems—directly overlapping Dellner's piston accumulators, offline filtration, cooling systems, and hydraulic manifold product families.
• Svendborg Brakes (Altra Industrial Motion / Regal Beloit): Svendborg Brakes, now part of Altra Industrial Motion, is one of the most direct competitors to Dellner's wind braking systems, supplying hydraulic and electric brakes for rotor, yaw, and pitch applications to the same major wind OEMs. The two companies compete head-to-head on safety-certified brake calipers for utility-scale turbines.
• Bibby Turboflex (Altra Industrial Motion): Bibby Turboflex, also under Altra Industrial Motion, specializes in flexible disc and gear couplings for wind turbine drivetrains, competing directly with Dellner's JHS-WTC and KB/KBSD gear couplings. The two companies frequently compete in wind coupling qualifications.
• Stromag (Altra Industrial Motion / Regal Beloit): Stromag, also under Altra Industrial Motion, produces industrial braking systems including wind turbine rotor and yaw brakes, overlapping directly with Dellner's JHS-RBA and JHS-YBA product lines. It is a primary competitor in the European wind braking market.

Broad incumbents

• Continental (ContiTech): Continental's ContiTech industrial group supplies industrial braking systems, hoses, and elastomer products used in wind turbines. It competes more broadly with Dellner across multiple industrial braking and fluid-power categories.
• Moog Inc. Moog designs high-performance motion control products including servo valves and hydraulic actuators used in wind turbine pitch and yaw systems. It overlaps with Dellner's hydraulic pitch and yaw offerings as a broader industrial motion-control incumbent with significant wind exposure.
• Bosch Rexroth: Bosch Rexroth is a global leader in hydraulic power units, valves, cylinders, and motion control. Its wind energy portfolio includes hydraulic pitch and yaw systems that compete with Dellner's HPU, pitch cylinder, and manifold offerings, though Rexroth operates across all industrial hydraulics rather than specializing in wind.
• Parker Hannifin: Parker Hannifin's Industrial Motion & Control division supplies hydraulic pumps, motors, valves, accumulators, and filtration that overlap with Dellner's hydraulic power units, accumulators, and filtration systems. Parker is a broader incumbent supplying many of the same wind OEMs with competing subsystem solutions.
• Voith Turbo: Voith supplies hydraulic power units, fluid couplings, and drivetrain components to wind turbine OEMs, overlapping with parts of Dellner's hydraulic and coupling portfolio. Voith is a broader industrial incumbent with significant wind drivetrain exposure.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/hydratech-industries-czech-republic

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Dellner Hydratech Czech Republic