
Cummins C1100D5
1100 kVA Open Diesel Generator
888 kW
800 kW
POA

POA
The Cummins C1100D5 is a high-capacity diesel generator engineered to deliver dependable power for critical applications where reliability, efficiency and long-term performance are essential. Providing 1100kVA standby power and 1000kVA prime power, this industrial generator set combines proven Cummins engine technology with robust power generation capabilities for demanding operations across the UK and worldwide.
When uninterrupted power is essential, the Cummins C1100D5 provides a dependable emergency power solution capable of supporting large electrical loads during utility outages. Rated at 1100kVA standby power, this diesel standby generator is designed for facilities where downtime is not an option, helping maintain operational continuity during unexpected disruptions.
The generator is particularly well suited to mission-critical environments such as:
Its rapid response capability and advanced electronic governing system help maintain stable performance under changing load conditions, making it an ideal backup generator for critical applications.
For sites operating away from the utility grid or requiring long-duration power generation, the Cummins C1100D5 offers an impressive 1000kVA prime power rating. This makes it an excellent choice for organisations seeking a reliable prime power generator capable of supporting continuous or variable loads over extended periods.
Prime-rated diesel generators are widely used across industries where dependable power is required around the clock. From remote industrial facilities and mining operations to large-scale construction projects and temporary power installations, the C1100D5 delivers the performance needed to keep operations running efficiently.
Its ability to accommodate fluctuating power demands makes it particularly valuable in environments where load profiles change throughout the day.
At the heart of the C1100D5 is the highly respected Cummins QST30-G4 engine, a turbocharged and charge-air-cooled V12 diesel engine developed specifically for demanding power generation applications.
Cummins engines are recognised worldwide for their durability, fuel efficiency and ability to perform reliably in challenging operating conditions. The QST30 platform has earned a strong reputation across numerous industries due to its robust design and long service life.
Key benefits of the engine platform include:
This combination of performance and reliability helps reduce lifecycle costs while ensuring dependable power when it matters most.
The Cummins C1100D5 has been developed to operate in challenging conditions where dependable power generation is essential. Its heavy-duty construction and industrial-grade components help ensure reliable performance across a wide range of applications and environmental conditions.
The generator incorporates an advanced cooling system designed to support operation in elevated ambient temperatures, making it suitable for installation in diverse climates around the world. Whether deployed in a busy urban environment, a remote industrial site or a demanding infrastructure project, the generator is engineered to maintain stable operation under pressure.
This robust design contributes to longer service intervals, reduced maintenance requirements and enhanced operational confidence.
Operating costs remain a major consideration for any large diesel generator investment. The Cummins C1100D5 has been engineered to balance high power output with efficient fuel consumption, helping operators maximise productivity while controlling expenditure.
Advanced fuel management characteristics and precise electronic engine control enable the generator to respond effectively to varying load requirements while maintaining efficient operation. This is particularly important for prime power applications where generators may operate for extended periods.
By combining reliable power delivery with efficient fuel utilisation, the C1100D5 helps businesses optimise total cost of ownership over the life of the equipment.
The versatility of the Cummins C1100D5 makes it suitable for a broad range of sectors requiring dependable large-scale power generation.
Major construction projects often require substantial temporary power before permanent electrical connections become available. The C1100D5 provides a dependable source of power for heavy equipment, site facilities and critical project operations.
Data centres require highly reliable backup power systems capable of responding immediately during utility failures. The generator's stable power output and dependable performance make it well suited to supporting critical IT infrastructure.
Industrial production environments rely on continuous power availability to avoid costly downtime. The C1100D5 helps maintain productivity by providing reliable standby or prime power support.
Power generation equipment plays a vital role in supporting essential public infrastructure. Water treatment facilities, pumping stations and utility networks can benefit from the generator's dependable operation and substantial power capacity.
For power rental providers, the Cummins C1100D5 offers a versatile solution capable of supporting a wide variety of customer requirements, from planned maintenance projects to emergency power deployments.
A generator's ability to deliver stable, high-quality electrical output is critical for protecting connected equipment and maintaining operational reliability. The Cummins C1100D5 incorporates a premium alternator package designed to provide consistent voltage regulation and dependable electrical performance.
This helps ensure compatibility with a wide range of electrical systems and sensitive equipment, making the generator suitable for both industrial and commercial installations.
The combination of a proven alternator and sophisticated engine control systems supports reliable power delivery even during sudden load changes, helping to protect connected assets and improve overall system stability.
One of the strongest advantages of investing in a Cummins generator is access to one of the world's most established support networks. Cummins has built a global reputation for engineering excellence, providing customers with confidence that technical expertise, genuine parts and service support are readily available.
For organisations operating internationally, this worldwide presence can simplify maintenance planning and support long-term operational reliability across multiple locations.
The Cummins C1100D5 combines substantial power output, proven engine technology and industrial-grade reliability in a single integrated solution. Whether required as a 1100kVA standby generator for emergency backup power or as a 1000kVA prime power generator for continuous operation, it delivers the performance, efficiency and durability expected from a world-leading power generation manufacturer.
For businesses seeking a dependable industrial diesel generator capable of supporting critical operations, the C1100D5 represents a powerful and reliable solution engineered for long-term success.
* at 100% prime rated load