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2026
  1. Home
  2. Generators
  3. Cummins
  4. C33D5

33 kVA Cummins Silent Diesel Generator

Cummins C33D5 | 33 kVA Silent Diesel Generator
* Image(s) are for illustration purposes only, actual configuration may differ slightly.

Cummins C33D5

33 kVA Silent Diesel Generator

Standby33 kVA
26 kW
Prime30 kVA
24 kW
EngineCummins X3.3-G1

AlternatorStamford S0L2P1

Control PanelCummins PowerCommand 1.1

Frequency50Hz

Phase3

Voltage400V

Fuel Tank175 Litres
View Full Data Sheet

£7,470 Ex Works + VAT

SpecsSpecifications
Documents
Delivery
ContactContact Us

Cummins C33D5 Diesel Generator | 33kVA Standby Generator | 30kVA Prime Power Generator

The Cummins C33D5 is a dependable and fuel-efficient diesel generator designed to deliver reliable power whenever and wherever it is needed. Offering 33kVA standby power and 30kVA prime power, this compact generator set combines proven Cummins engineering with robust performance.

33kVA Diesel Generator Built for Reliable Standby and Prime Power

When uninterrupted power is critical, the Cummins C33D5 provides a practical and cost-effective solution. As a 33kVA standby generator, it is ideally suited to protecting facilities during mains power failures, ensuring essential systems remain operational during unexpected outages. Its 30kVA prime power rating also makes it a capable source of continuous electricity for locations where utility power is unavailable or unreliable.

  • Commercial buildings and offices
  • Agricultural operations and farms
  • Construction sites
  • Telecommunications infrastructure
  • Small manufacturing facilities
  • Water treatment and pumping stations
  • Remote working environments
  • Backup power installations for critical services

Whether operating as a permanent backup power system or as a primary source of electricity in off-grid locations, the C33D5 is engineered to deliver dependable performance under demanding conditions.

Powered by a Proven Cummins Diesel Engine

At the heart of this industrial diesel generator is the Cummins X3.3 G1 engine, a highly respected power unit known for its durability, efficiency, and ease of maintenance. Featuring a robust four-cylinder design and operating at 1500 rpm for 50Hz applications, the engine is optimised for long service life and dependable operation.

The naturally aspirated configuration contributes to mechanical simplicity while maintaining excellent reliability. With fewer components compared with turbocharged alternatives, maintenance requirements are reduced, helping operators minimise downtime and ownership costs over the life of the generator.

Cummins engines have earned a global reputation for performance in demanding environments, making the C33D5 a trusted choice for organisations that cannot afford power interruptions.

Fuel-Efficient Performance for Lower Operating Costs

Fuel consumption is one of the most important considerations when selecting a diesel generator, particularly for prime power applications. The Cummins C33D5 has been engineered to maximise fuel efficiency while maintaining stable power output.

Its economical operation helps reduce ongoing fuel costs, making it an attractive option for businesses seeking a reliable generator that balances performance with operational efficiency. This is particularly valuable for remote sites, agricultural operations, and infrastructure projects where generators may run for extended periods.

Efficient fuel utilisation also supports longer operating periods between refuelling intervals, helping to improve productivity and reduce site management requirements.

Compact Generator Set for Space-Conscious Installations

One of the key advantages of the Cummins C33D5 is its compact footprint. Many organisations require dependable backup power without sacrificing valuable site space, and this generator has been designed with installation flexibility in mind.

  • Plant rooms
  • Service yards
  • Commercial premises
  • Utility compounds
  • Industrial facilities
  • Remote infrastructure sites

The generator can be supplied in both open and enclosed configurations, allowing customers to select the most suitable arrangement for their operational environment. The enclosed version provides additional protection from weather conditions while helping to reduce operational noise levels, making it suitable for installations where acoustic performance is an important consideration.

Ideal Backup Generator for Business Continuity

Power outages can result in significant operational disruption, lost productivity, and financial costs. Investing in a reliable backup generator helps organisations maintain continuity during utility failures and planned maintenance events.

  • Security equipment
  • IT infrastructure
  • Communications systems
  • Lighting circuits
  • Refrigeration equipment
  • Pumps and process controls

For facilities where uptime is essential, having a dependable standby power solution can significantly reduce operational risk.

Prime Power Generator for Remote and Off-Grid Applications

Beyond emergency backup duties, the C33D5 performs exceptionally well as a prime power generator. Remote projects frequently require reliable electricity in locations where access to the utility grid is unavailable, impractical, or cost-prohibitive.

  • Construction projects
  • Temporary power installations
  • Agricultural operations
  • Remote industrial sites
  • Infrastructure development projects

Its robust design and dependable performance help ensure continuous operation in challenging environments.

High-Quality Alternator Performance

Power quality plays a crucial role in protecting connected equipment and maintaining operational stability. The Cummins C33D5 incorporates a high-performance alternator designed to deliver consistent electrical output across varying load conditions.

Stable voltage regulation helps safeguard sensitive equipment while supporting reliable operation of motors, pumps, control systems, and electronic devices. This makes the generator suitable for applications where electrical reliability is every bit as important as mechanical durability.

The availability of multiple voltage configurations further enhances installation flexibility, allowing the generator to meet diverse regional and operational requirements.

Designed for Global Operating Conditions

The Cummins C33D5 has been developed to perform reliably across a wide range of environmental conditions. Its cooling system is engineered to support operation in demanding climates, helping maintain consistent performance even in high ambient temperatures.

This capability makes the generator well suited to projects throughout the UK, Europe, the Middle East, Africa, Asia, and other international markets where environmental conditions can vary significantly.

For organisations operating across multiple regions, choosing a globally recognised generator platform simplifies maintenance planning, parts availability, and technical support.

Low Maintenance and Long-Term Reliability

Generator ownership extends far beyond the initial purchase. Long-term reliability, serviceability, and parts support are equally important considerations.

  • Proven engine technology
  • Straightforward maintenance access
  • Durable construction
  • Global parts availability
  • Extensive service support network
  • Reliable long-term performance

These factors contribute to lower lifetime ownership costs while helping operators maximise generator availability throughout its service life.

Why Choose the Cummins C33D5 Generator?

The Cummins C33D5 combines trusted engineering, fuel-efficient operation, and dependable performance in a compact package suitable for a wide range of applications. Whether required as a 33kVA standby generator for emergency backup or as a 30kVA prime power generator for continuous operation, it delivers the reliability and versatility businesses expect from one of the world's leading power generation manufacturers.

For organisations seeking a dependable industrial diesel generator that balances performance, efficiency, and long-term value, the Cummins C33D5 represents an excellent investment in reliable power generation.

Generators Similar to the Cummins C33D5

Cummins C22D5Q

Cummins C22D5Q

Cummins C22D5Q

Standby22 kVA

Prime20 kVA
EngineCummins
TypeSilent
Voltage400V
Made InEurope

£6,950Ex Works + VAT

Cummins C28D5

Cummins C28D5

Cummins C28D5

Standby27.5 kVA

Prime25 kVA
EngineCummins
Type

Power Output

Standby (ESP) Rating33 kVA
26 kW

Prime (PRP) Rating30 kVA
24 kW

Frequency50Hz

Phase3

Voltage400V

Amps Per Phase48

Generator Set

ConfigurationSilent Canopied

AlternatorStamford S0L2P1

Control PanelCummins PowerCommand 1.1

Dimensions
Length2253mmWidth969mmHeight1619mm

Weight
Dry1092kgWet1127kg

Canopy Noise Level77 dB(A) at 1m

Output ConnectionCircuit Breaker (4 Pole)

Engine

EngineCummins X3.3-G1

RPM1500

Engine GovernorMechanical

Emissions StandardUnregulated

Radiator Ambient Temp.50°C

Fuel

Fuel TypeDiesel

Fuel Tank Capacity175 Litres

Consumption7.6 Litres/hour*

Autonomy23.0 hours*

* at 100% prime rated load

Warranty

Standby Applications2 years or 500 hours

Prime Applications1 year unlimited hours
Cummins Generator Warranty Statement
Silent
Voltage400V
Made InIndia

£7,170Ex Works + VAT

Cummins C38D5Q

Cummins C38D5Q

Cummins C38D5Q

Standby38 kVA

Prime35 kVA
EngineCummins
TypeSilent
Voltage400V
Made InEurope

£7,250Ex Works + VAT

Cummins C38D5

Cummins C38D5

Cummins C38D5

Standby38 kVA

Prime35 kVA
EngineCummins
TypeSilent
Voltage400V
Made InIndia

£8,375Ex Works + VAT