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2026
  1. Home
  2. Generators
  3. Cummins
  4. C28D5

28 kVA Cummins Silent Diesel Generator

Cummins C28D5 | 28 kVA Silent Diesel Generator
* Image(s) are for illustration purposes only, actual configuration may differ slightly.

Cummins C28D5

28 kVA Silent Diesel Generator

Standby27.5 kVA
22 kW
Prime25 kVA
19.8 kW
EngineCummins X2.5-G2

AlternatorStamford S0L2M1

Control PanelCummins PowerStart 0600

Frequency50Hz

Phase3

Voltage400V

Fuel Tank165 Litres
View Full Data Sheet

£7,170 Ex Works + VAT

SpecsSpecifications
Documents
Delivery
ContactContact Us

Cummins C28D5 Diesel Generator | 28kVA Standby / 25kVA Prime Power Generator

The Cummins C28D5 is a compact and dependable diesel generator designed to provide reliable standby and prime power for commercial, industrial, agricultural, and infrastructure applications. Delivering 27.5kVA standby power and 25kVA prime power, this robust generating set combines Cummins engineering excellence with impressive fuel efficiency.

28kVA Standby Generator for Critical Backup Power

Power interruptions can have significant operational and financial consequences. The Cummins C28D5 has been engineered to provide fast, dependable emergency power when utility supplies fail, helping businesses maintain continuity and protect essential systems.

As a 28kVA standby generator, this model is well suited to applications where reliable backup power is essential, including offices, retail premises, telecommunications sites, workshops, farms, healthcare facilities, water treatment systems, and remote infrastructure. Its responsive performance helps ensure that critical equipment remains operational during mains power outages, reducing downtime and safeguarding productivity.

The generator's carefully matched engine and alternator package delivers stable electrical output, supporting sensitive loads and essential equipment when uninterrupted power is required most.

25kVA Prime Power Generator for Continuous Operation

For locations without access to a reliable utility connection, the Cummins C28D5 also performs exceptionally as a 25kVA prime power generator. Designed to supply electricity for extended periods, it provides a practical solution for remote worksites, construction projects, agricultural operations, rental fleets, and off-grid facilities.

Its efficient power delivery allows businesses to operate confidently in areas where grid infrastructure is unavailable or unreliable. Whether supporting temporary site accommodation, powering tools and machinery, or supplying electricity to rural facilities, this diesel genset offers dependable performance throughout demanding operating schedules.

The ability to operate as both a standby generator and a prime power generator provides valuable flexibility, allowing users to adapt the generator to changing operational requirements.

Powered by Proven Cummins Diesel Engine Technology

At the heart of the C28D5 is a purpose-built Cummins diesel engine developed to deliver reliable performance, durability, and low operating costs. Known globally for manufacturing some of the most trusted power generation equipment available, Cummins engines are designed for long service life and dependable operation under challenging conditions.

The engine's robust construction and optimised combustion characteristics help deliver consistent power output while maintaining excellent fuel economy. This balance of performance and efficiency makes the generator particularly attractive for businesses seeking to minimise running costs without compromising reliability.

Cummins' worldwide reputation also provides confidence in long-term support, with extensive service networks and readily available parts helping to maximise uptime throughout the generator's operational life.

Fuel-Efficient Power Generation

Operating costs remain a key consideration when selecting a diesel generator. The Cummins C28D5 has been engineered with fuel efficiency in mind, helping operators achieve lower lifetime ownership costs while maintaining dependable performance.

Efficient fuel consumption can provide significant savings over extended operating periods, particularly in prime power applications where generators may run for many hours each day. The generator's economical operation also reduces refuelling frequency, which can be particularly beneficial for remote locations and unmanned installations.

For businesses managing multiple sites or generator fleets, improved fuel efficiency contributes directly to lower operating expenditure and more predictable energy costs.

Compact Generator for Space-Conscious Installations

One of the key advantages of the Cummins C28D5 is its compact footprint. The generator has been designed to provide substantial power output while occupying minimal installation space, making it suitable for locations where available room is limited.

Its practical design supports straightforward transportation, positioning, and installation across a wide variety of environments. Whether installed alongside a commercial building, incorporated into a utility compound, or deployed on a construction project, the generator offers flexibility without sacrificing performance.

This compact design also makes the unit attractive for generator hire companies and organisations requiring mobile or temporary power solutions.

Industrial Generator Built for Demanding Environments

Industrial applications place significant demands on power generation equipment. The Cummins C28D5 has been developed to withstand challenging operating conditions while delivering consistent electrical performance.

The generator benefits from a heavy-duty cooling system capable of supporting operation in high ambient temperatures, helping maintain reliability in harsh climates and demanding environments. This makes the unit suitable for deployment across the UK, Europe, the Middle East, Africa, Asia, and other global markets where operating conditions can vary significantly.

Its rugged construction helps ensure dependable performance in sectors such as:

  • Construction and civil engineering
  • Agriculture and food production
  • Manufacturing facilities
  • Utilities and infrastructure projects
  • Telecommunications networks
  • Rental power applications
  • Remote industrial operations
  • Commercial premises and business continuity systems

Flexible Power Solutions for Multiple Applications

The versatility of the Cummins C28D5 allows it to support a broad range of electrical requirements. Available for both standby and continuous power applications, it can be integrated into new installations or existing power systems with ease.

Many organisations choose this generator for mission-critical backup power, while others utilise it as a primary source of electricity in off-grid environments. Its ability to adapt to different operating scenarios makes it a valuable long-term investment for businesses seeking a flexible and scalable power generation solution.

Whether supporting essential business operations or providing dependable electricity in remote locations, the generator delivers the reliability expected from the Cummins brand.

Low Maintenance and Long-Term Reliability

Reliability is one of the most important considerations when investing in a diesel generator. The Cummins C28D5 has been designed with serviceability and durability in mind, helping operators minimise maintenance downtime and maximise operational availability.

The generator's proven engineering reduces the likelihood of unexpected interruptions while supporting planned maintenance schedules. This approach helps businesses maintain productivity and avoid the costs associated with power-related disruptions.

Combined with Cummins' global support infrastructure, the C28D5 offers reassurance that expert technical assistance and genuine replacement parts are available whenever required.

Why Choose the Cummins C28D5 Generator?

Selecting the right generator requires balancing performance, reliability, operating costs, and long-term support. The Cummins C28D5 successfully combines all of these essential qualities within a compact and efficient package.

Key benefits include:

  • Reliable 27.5kVA standby power capability
  • Efficient 25kVA prime power performance
  • Proven Cummins diesel engine technology
  • Excellent fuel economy
  • Compact footprint for easier installation
  • Suitable for commercial and industrial applications
  • Designed for demanding operating environments
  • Strong global service and support network
  • Dependable long-term performance
  • Flexible standby and continuous power capability

For organisations seeking a high-quality diesel generator that delivers dependable performance, efficient operation, and trusted Cummins reliability, the C28D5 represents an excellent solution for both backup and prime power requirements.

Generators Similar to the Cummins C28D5

Cummins C22D5Q

Cummins C22D5Q

Cummins C22D5Q

Standby22 kVA

Prime20 kVA
EngineCummins
TypeSilent
Voltage400V
Made InEurope

£6,950Ex Works + VAT

Cummins C22D5

Cummins C22D5

Cummins C22D5

Standby22 kVA

Prime20 kVA
EngineCummins
Type

Power Output

Standby (ESP) Rating27.5 kVA
22 kW

Prime (PRP) Rating25 kVA
19.8 kW

Frequency50Hz

Phase3

Voltage400V

Amps Per Phase40

Generator Set

ConfigurationSilent Canopied

AlternatorStamford S0L2M1

Control PanelCummins PowerStart 0600

Dimensions
Length2082mmWidth987mmHeight1524mm

Weight
Dry1014kgWet1036.3kg

Canopy Noise Level77 dB(A) at 1m

Output ConnectionCircuit Breaker (4 Pole)

Engine

EngineCummins X2.5-G2

RPM1500

Engine GovernorMechanical

Emissions StandardUnregulated

Radiator Ambient Temp.50°C

Fuel

Fuel TypeDiesel

Fuel Tank Capacity165 Litres

Consumption6 Litres/hour*

Autonomy27.5 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

£7,160Ex Works + VAT

Cummins C33D5

Cummins C33D5

Cummins C33D5

Standby33 kVA

Prime30 kVA
EngineCummins
TypeSilent
Voltage400V
Made InIndia

£7,470Ex Works + VAT

Cummins C38D5Q

Cummins C38D5Q

Cummins C38D5Q

Standby38 kVA

Prime35 kVA
EngineCummins
TypeSilent
Voltage400V
Made InEurope

£7,250Ex Works + VAT