
Cummins C33D5-1P
28 kVA Single Phase Silent Diesel Generator
28.3 kW
25.7 kW
£7,880 Ex Works + VAT

£7,880 Ex Works + VAT
The Cummins C33D5-1P is a dependable single phase diesel generator engineered to deliver reliable backup and prime power for a wide range of commercial, industrial, agricultural, and residential applications. Offering 28 kVA standby power and 25 kVA prime power, this compact yet capable generating set combines proven Cummins engine technology, advanced control functionality, and exceptional operational reliability in a package designed for demanding environments.
When uninterrupted power is critical, the C33D5 Single Phase generator provides a dependable source of electricity that can be trusted during utility outages or in locations where mains power is unavailable. Designed as a fully integrated power generation system, it delivers stable performance while maintaining excellent responsiveness to changing load demands.
As a 28 kVA generator, this model is ideally suited to standby applications where business continuity, operational uptime, and equipment protection are essential. Its robust construction and proven engineering make it a popular choice for facilities requiring dependable emergency power without the complexity of larger installations.
The C33D5 1 Phase generator is equally well suited to prime power applications, delivering 25 kVA of continuous working capacity for sites operating away from the grid. This flexibility allows the generator to support both temporary and permanent power requirements across a broad range of industries.
For organisations operating in remote locations, construction projects, agricultural sites, telecommunications installations, and temporary facilities, a reliable prime power generator is essential.
The Cummins C33D5-1P has been developed to provide consistent electrical output during extended operating periods. Its proven diesel engine delivers excellent fuel efficiency while maintaining dependable performance throughout varying load conditions.
This 25 kVA diesel generator is particularly well suited to powering:
Its ability to handle fluctuating electrical demands makes it an excellent choice for applications where power requirements change throughout the day.
At the heart of the C33D5 Single Phase generator is a rugged Cummins X3.3 Series diesel engine. Designed specifically for power generation applications, this four-cylinder engine combines durability, efficiency, and reliability to deliver dependable performance over a long service life.
The engine's direct injection fuel system promotes efficient combustion and responsive load acceptance, enabling the generator to react quickly when electrical demand increases. This characteristic is particularly valuable in applications where motors, pumps, compressors, and other inductive loads are frequently started and stopped.
The naturally aspirated engine design also contributes to long-term reliability by reducing complexity while maintaining consistent performance across a wide range of operating conditions.
Power quality is an important consideration when selecting a diesel generator, especially when sensitive electronic equipment is involved.
The C33D5 1 Phase generator incorporates a brushless alternator featuring low-reactance windings and advanced voltage regulation technology. This design helps maintain stable voltage delivery while minimising waveform distortion under varying load conditions.
The alternator is engineered to provide:
These characteristics make the generator suitable for powering modern electronic equipment, control systems, communications infrastructure, and other sensitive electrical devices.
The C33D5-1P is equipped with Cummins' advanced PowerStart control system, providing comprehensive monitoring, protection, and operational control from a single intuitive interface.
The microprocessor-based controller enables operators to monitor critical generator functions while simplifying everyday operation. Clear status indicators, integrated diagnostics, and detailed fault reporting allow users to identify and resolve issues quickly.
Key operational benefits include:
This intelligent control platform helps maximise uptime while simplifying generator management for operators and facility managers.
Power outages can have significant consequences, ranging from business disruption and productivity losses to equipment damage and security concerns.
As a 28 kVA standby generator, the C33D5 Single Phase model provides dependable emergency power that automatically responds when utility supply is interrupted. The integrated automatic mains failure functionality enables seamless transfer between mains and generator power, helping maintain continuity during unexpected outages.
Common standby power applications include:
The generator's fast response characteristics and advanced monitoring capabilities help ensure critical systems remain operational when mains power is unavailable.
Industrial generators must perform reliably in challenging conditions, and the C33D5 1 Phase has been engineered with durability in mind.
The generator incorporates an integrated cooling system designed to operate effectively in demanding ambient temperatures, helping maintain consistent performance during prolonged operation. The control system is protected against dust, moisture, vibration, and electrical interference, contributing to dependable long-term operation.
For installations requiring additional environmental protection, weather-protective and sound-attenuated enclosure options are available, helping to reduce noise levels while safeguarding the generator from external conditions.
This versatility makes the C33D5-1P suitable for both indoor and outdoor installations across diverse operating environments.
Investing in a Cummins generator provides access to one of the world's most recognised power generation brands. The C33D5 Single Phase benefits from Cummins' extensive engineering expertise and global support infrastructure, providing confidence throughout the generator's operating life.
Routine servicing is simplified through accessible maintenance points and comprehensive monitoring functionality, while worldwide parts availability helps minimise downtime when support is required.
For organisations operating multiple sites or managing critical infrastructure, this level of support can be a significant advantage when selecting a backup or prime power solution.
The Cummins C33D5-1P combines the performance advantages of a premium diesel generator with the practicality demanded by modern power users. Whether deployed as a 28 kVA standby generator protecting critical operations or as a 25 kVA prime power generator supporting off-grid applications, it delivers dependable performance, advanced control capabilities, and long-term reliability.
With proven Cummins engineering, clean and stable electrical output, intelligent monitoring systems, and flexible installation options, the C33D5 1 Phase generator offers an effective solution for businesses and organisations seeking dependable single phase power generation.
* at 100% prime rated load