Type 3 D-Version Upgrade
Upgrade your Jenbacher Type 3C engine to D-version technology to increase your engine’s electrical efficiency while reducing its fuel consumption.

Upgrade for:
What can this upgrade do for you?
- Improve profitability.
Addresses challenges such as increasing gas prices and declining electricity feed-in tariffs and can enhance the
overall economic viability of your unit. - Reduce fuel gas consumption and increase engine efficiency.
Increased electrical efficiency (details to be checked site specifically)—3C fleet older than 10 years. - Lower lifecycle costs.
Extended service intervals result in a reduction in maintenance costs and maintenance downtime - Extended engine lifetime.
The new maintenance schedule extends the engine’s major overhaul to 80,000 operating hours, allowing you to postpone the overhaul investment
How we get you there?
This efficiency upgrade can be applied during a major overhaul at INNIO Group’s Overhaul Technology Center. It includes an engine upgrade, control software, and settings update.
Typical engine upgrade scope:
— Camshaft and cylinder head exchange
— Turbocharger and gas inlet (TecJet1) modification depending on engine version and application
— Crankcase ventilation system upgrade (if applicable)
— Electrical water pump upgrade (only J312)
— OEM documentation update
The upgrade is available for pipeline gas and biogas applications.
Applicability
Applicable units 2
| Type 2 | Type 4 |
| Type 3 ✔ | Type 6 |
Why Jenbacher Services?
Enhanced Efficiency and Lower Lifecycle Costs
Bringing proven outcomes across the life cycle of your engines means greater engine efficiency, reduced fuel usage and optimized maintenance intervals via our Conversions, Modifications & Upgrades offerings.
Lower emission
Emissions can be reduced with exhaust gas aftertreatment systems for example, oxidation or SCR catalysts, helping to meet emission regulations.
Flexibility
Best combined with your next service event or overhaul, our upgrades use only certified OEM parts for and are always based on your specific applications.
Controls and Asset Performance Management
Manage, monitor and control your engine. Our Controls simplify proactive maintenance planning and with myplant, you can remotely calculate plant performance every day, with real-time intelligence.
ENERGY SOLUTIONS. EVERYWHERE, EVERY TIME.
Your local power generation experts.
Jenbacher gas engines have been delivered in 100-plus countries.
Resources & Downloads
Consult an expert
Send us a message and we’ll contact you to start the conversation.
Whether you are looking to address your basic service needs – from maintenance requests to day-to-day spare part and consumable requirements – to technical training for your workforce, digital solutions, or even system development plans, our Jenbacher Services experts can advise you on the solution that will be right for you.
1 Trademark of Woodward Inc.
2 The upgrade is applicable to all C-version engines with a corresponding D-version engine released according to the current new unit product program (for instance C05 versions can be upgraded to D05)