What Wolf Power Systems does

Wolf Power Systems GmbH is a German manufacturer of combined heat and power (CHP) modules, headquartered in Wolfhagen with a service center in Gorleben and a Mainburg administrative cluster as part of the WOLF Group (a subsidiary of Ariston Holding N.V.). The company designs, engineers, and produces CHP systems fueled by natural gas, biogas, sewage gas, LPG, and hydrogen, with output ranges spanning roughly 5 kW to 372 kW thermal. Its core product lines include the GTK series CHP units, the WTK 50 H2GO H08 hydrogen-ready CHP launched in 2023, the sewage-gas CHP range (in which it claims German market leadership with 500+ projects), and the WOLF Power House — a modular plug-and-play energy center that integrates CHP, heat pumps, battery storage, and the AI-driven HEC3 energy management system for municipal and district-heating applications.

The company operates a project-based business model: each sale is a custom-engineered hardware project delivered turnkey from feasibility study and hydraulic design through installation and commissioning, with revenue recognized at point of sale. A recurring revenue layer is built on full and partial maintenance contracts, engine and control-system spare parts, and remote diagnostics across an installed base of 2,300+ units supported by a national network of 50+ service vehicles organized into four geographic service territories. Go-to-market is direct enterprise field sales — there is no third-party distribution, reseller channel, or digital self-service model — supplemented by cross-selling leverage from the WOLF Group's heating, cooling, and ventilation portfolio.

Underlying technology centers on gas-combustion engines (MAN and MWM) coupled to electronic control systems with CAN bus, Profibus, and Modbus TCP/IP connectivity, plus remote monitoring via GSM/internet and the WOLF Smartset mobile app. A proprietary biogas gas-cleaning subsystem (coolers plus activated-charcoal filters) reportedly reduces service costs by up to 75%, and remote maintenance reportedly resolves up to 70% of faults without on-site visits. The company holds EN ISO 9001 certification across all production sites and claims 35+ years of CHP engineering experience.

Name

Wolf Power Systems

Legal name

WOLF Power Systems GmbH

Website

https://wolf-ps.de

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Combined Heat and Power (CHP) Systems Manufacturing

NAICS

Power Boiler and Heat Exchanger Manufacturing (33241), Fossil Fuel Electric Power Generation (221112)

SIC

Cogeneration Services & Small Power Producers (4991), Engines & Turbines (3510)

akta.pro primary industry

Onsite Low-Carbon Heat & CHP (Electrified CHP, Fuel Cells, Renewable CHP) (EUABAJAI)

akta.pro secondary industry

District Energy & Community CHP (District Heating/Cooling Networks) (EUACAKAH)

Keywords

• Combined heat and power
• CHP modules
• Decentralized energy supply
• Hydrogen CHP systems
• Biogas power generation

Headquarters

HQ city

Wolfhagen

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. CHP Module and System Sales: Sale of customized combined heat and power modules (BHKW), including natural gas, biogas, sewage gas, LPG, and hydrogen-fuelled units. Also includes system extensions such as peak load boilers, container solutions, and control systems. Revenue is project-based and one-time at point of sale.
2. Maintenance and Service Contracts: Partial and full maintenance contracts for CHP units covering regular servicing (oil changes, filter replacements, valve adjustments), repairs, spare parts, and remote diagnostics. Remote maintenance allows resolution of up to 70% of faults without on-site visits. Service is provided nationwide via over 50 vehicles.
3. Engineering, Installation and Commissioning: Turnkey project delivery including feasibility studies, system sizing, hydraulic design, installation, and commissioning. Services provided as part of comprehensive CHP project delivery from initial idea to operational system.
4. Spare Parts and Replacements: Sale of original spare parts, accessories, and operating materials including engine packages (MAN, MWM), annual service packages, and replacement engines. Spare parts available online and from stock warehouses nationwide.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels3 records

Core offering

WOLF Power Systems designs, manufactures, and services combined heat and power (CHP / BHKW) modules that generate electricity and heat simultaneously, with units running on natural gas, biogas, sewage gas, LPG, and hydrogen. The company delivers turnkey projects from feasibility study and engineering through installation and commissioning, complemented by ongoing maintenance contracts, remote diagnostics, spare parts supply, and the modular WOLF Power House energy center for municipal heat planning.

Product overview

Wolf Power Systems is a German manufacturer of combined heat and power (CHP) systems offering a comprehensive portfolio of products and services. The core product line includes CHP modules running on various fuels: Natural Gas, Biogas, Sewage Gas, LPG, and Hydrogen (WTK 50 H₂GO H08). The company also offers the WOLF Power House, a modular plug-and-play energy center for municipal heat planning that integrates CHP with heat pumps and AI-powered energy management (HEC3). Supporting products include container solutions, concrete silencer hoods, gas upgrading components, control systems, and peak load boilers. The portfolio is complemented by engineering, installation, maintenance, repair, and spare parts services delivered from facilities in Wolfhagen and Gorleben, Germany.

Differentiator

Problem solved

Functional benefit

Brands

• WOLF Power House: Plug-and-play modular energy center for communal heat planning
• WTK 50 H2GO H08
• WOLF Smartset

Products and services

• Natural Gas CHP Module Combined heat and power module for natural gas offering up to 90% overall efficiency (up to 99% with optional condensing systems) and up to 20% energy cost savings versus grid electricity. Targets hotels, commercial buildings, residential complexes, hospitals, and industrial facilities requiring on-site electricity and heat generation.
• Biogas CHP Module
• Sewage Gas CHP Module Combined heat and power module for sewage treatment plants, utilizing methane from sludge digestion processes. The self-described market leader in sewage gas CHP in Germany with 500+ completed projects, enabling sludge heating and drying using generated gas.
• LPG CHP Module Combined heat and power module for liquefied petroleum gas, providing independent energy supply for locations without natural gas grid access. Covers an output range from 5 to 177 kW with options including Natural gas Lambda 1, Lean, and Calorific value configurations, and achieves 40% less primary energy consumption.
• WTK 50 H2GO H08 Hydrogen CHP Next-generation combined heat and power unit designed for operation with pure hydrogen for climate-neutral energy generation. Features high EGR rate, lean operation (Lambda 2.5-3), and cold combustion reducing NOx below detection limit, with optional transition mode running on natural gas or biogas.
• GTK Series CHP Units Series of CHP modules including GTK 240 (237 kW electrical / 372 kW thermal output) and GTK 50 (50 kW electrical / 80 kW thermal output), achieving electrical efficiency up to 35.4% and overall efficiency up to 91%. Deployed in hotels, sports facilities, and commercial buildings.
• WOLF Power House Plug-and-play modular energy center for municipal heat planning, combining CHP units, heat pumps, and battery storage with AI-based energy management (HEC3). Achieves over 40% lower heat prices compared to alternative supply solutions. Targets municipalities and district heating operators implementing decentralized heat networks.
• Container Solutions Turnkey container solutions for outdoor installation of CHP modules where indoor installation is not feasible. All components pre-assembled at factory for quick installation and commissioning.
• Gas Upgrading Components Components for biogas and sewage gas cleaning including digester, gas cooling, reheating, activated charcoal filters, and gas compressors. Reduces maintenance costs and extends CHP module service life by removing siloxane, hydrogen sulphide, and ammonia contaminants.
• Peak Load Boilers Boilers from the WOLF range for covering peak heat demand alongside CHP modules. Acts as reserve boiler in case of CHP engine failure, ensuring continuous heat supply for the facility.
• Spare Parts Supply Original spare parts, accessories, and operating materials for CHP systems including engine-specific annual packages for MAN V8/V12/R6 and MWM V8/V12/V16 engines with filters, spark plugs, valve cover seals, and other components. Spare parts available online and from stock warehouses nationwide.
• Planning and Installation Services Turnkey project delivery including feasibility studies, system sizing, hydraulic design, building preparation, installation, and commissioning. Services provided as part of comprehensive CHP project delivery from initial idea to operational system.
• Maintenance and Service Contracts Partial and full maintenance contracts for CHP units covering regular servicing (oil changes, filter replacements, valve adjustments), repairs, spare parts, and remote diagnostics. Remote maintenance resolves up to 70% of faults without on-site visits. Service provided nationwide via over 50 vehicles across four service territories, with up to 99% system availability.
• Revision and Motor Service Engine overhaul (Revision) and motor service for CHP units, including intelligent maintenance system that increases runtime and customer satisfaction. Engine packages available for major replacement events.
• Customer Service Helpdesk 24/7 customer service helpdesk available 365 days per year, providing rapid response to customer questions and unkomplizierte Hilfe (straightforward help) in case of faults. Includes Servicezentrale, Helpdesk Nord, and Helpdesk Süd, plus four regional service territory dispatchers.

Quantifiable outcome

• Up to 90% overall energy efficiency (primary energy utilization); up to 99% with condensing heat exchangers
• +6 more outcomes

Named customers6 records

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

AI capability1 record

Feature5 records

Partnerships

One partnership is on record.

• MAMotec GmbHcoreTechnology or IntegrationMAMotec GmbH is a manufacturer of premium gas engines (26–220 kW) specifically designed for Erdgas and special gases including biogas, wood gas, and hydrogen. WOLF Power Systems collaborates with MAMotec on the development of a hydrogen CHP unit with a higher power range of 250–350 kW. The partnership leverages MAMotec's engine expertise and WOLF's CHP system integration capabilities to advance hydrogen-ready CHP technology.

Scale indicators8 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• 2G Energy: 2G Energy is a German manufacturer of gas-fired CHP systems in the same output range as WOLF (20 kW to 4 MW), serving biogas, natural gas, sewage gas, and hydrogen applications. It is the most direct public-market comparable for WOLF Power Systems' core CHP module business.
• INNIO (Jenbacher): INNIO's Jenbacher and Waukesha brands manufacture gas engines and CHP systems globally, including hydrogen-ready platforms. It competes head-to-head with WOLF in commercial/industrial CHP and is significantly larger, making it a key scale benchmark.
• MAN Energy Solutions: MAN Energy Solutions supplies large gas engines (incl. the MWM portfolio in smaller kW ranges) used in CHP and biogas applications. WOLF itself integrates MAN engines, but MAN competes directly on larger-scale CHP and offers a hydrogen-ready roadmap.
• SOKRATHERM: SOKRATHERM is a German CHP specialist producing gas engine CHP modules for natural gas, biogas and hydrogen in overlapping kW ranges. A close mid-market direct competitor to WOLF, particularly in the DACH region.
• ETW Energietechnik: ETW Energietechnik is a German manufacturer of CHP modules (PSA, SMARTblock series) for natural gas, biogas, and sewage gas, competing directly with WOLF in the small-to-medium kW segment and in sewage treatment plant applications.

Regional players

• AB Energy Italy: AB Energy is an Italian CHP and gas engine manufacturer serving biomethane, natural gas and hydrogen applications. It overlaps with WOLF's product portfolio but is primarily focused on the Italian market, making it a regional peer rather than a direct German competitor.

Broad incumbents

• Viessmann (Heating): Viessmann is a major German heating technology incumbent with a broad portfolio of boilers, heat pumps, and CHP solutions. It competes with WOLF in commercial heating and CHP but as part of a much wider product range and a much larger group.
• Bosch Thermotechnology: Bosch Thermotechnology is a global incumbent in heating and hot water, with CHP and fuel cell heating products. It overlaps with WOLF in commercial/industrial heat and power but competes from a much larger industrial base.
• Caterpillar (Gas Engines / CHP): Caterpillar manufactures gas generator sets and CHP solutions globally through its CAT and MWM (now part of Caterpillar) brands. It is a broad incumbent competitor in larger-scale gas-engine CHP, particularly relevant given WOLF's use of MWM engines.

Others

• Ariston Group (parent context): Ariston Group is the parent company of WOLF Power Systems and a global heating and comfort solutions provider. It is included as the corporate parent context — relevant for understanding ownership, distribution leverage, and strategic direction rather than as a direct product competitor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks1 record

Key highlights7 records

Customer concentration

• Facebookfacebook.com/profile.php

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

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 Wolf Power Systems