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Cummins RS25 25kW Home Standby Generator | Liquid-Cooled Quiet Connect™ Series | 120/240V 3-Phase

by Cummins
SKU: A051Y239
$16,299.00

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Experience Uninterrupted Power And Peace of Mind With The Cummins RS25 25kW Home Standby Generator

In today's world, reliable power is essential for every household. Whether it’s a sudden blackout during a storm or planned maintenance outages, having a dependable backup power solution can mean the difference between comfort and chaos. The Cummins RS25 25kW Home Standby Generator is designed to provide peace of mind, ensuring that your home remains powered no matter the circumstance. This generator combines robust technology, quiet operation, and outstanding features, making it the perfect choice for homeowners who value convenience and efficiency.

Imagine a scenario where your power goes out unexpectedly. You have guests over, your home office is bustling with projects, and suddenly there is silence. With the Cummins RS25, you no longer have to worry. This generator activates automatically within seconds of a power interruption, restoring electricity swiftly to your home’s most crucial systems.

With this generator, you not only ensure uninterrupted power for your home but also contribute to a more sustainable future with its reduced emissions features. The flexible exercise mode helps you manage fuel consumption responsibly, providing efficient power management.

Don’t leave your home’s power needs to chance. Equip your home with the Cummins 25kW Home Standby Generator today and experience the peace of mind through any storm.


Cummins RS25 25kW Home Standby Generator Features

Dependable Power for Your Home's Most Important Appliances

This generator offers a robust 25kW output, capable of running essential appliances, heating, and air conditioning systems without skipping a beat. You can rely on it during the harshest weather conditions, giving you the ability to stay safe and comfortable.

Reliable Operation in Harsh Weather, Rain or Shine

Engineered to operate in extreme environments, the Cummins RS25 can start in temperatures as low as -40°F. This reliability ensures that you won’t be left in the dark, no matter the season or temperature outside.

Smart Technology for Easy Control and Smooth Operation

Featuring the PowerCommand® electronic control, this generator integrates total generator set system management, allowing easy monitoring and control. It delivers precise frequency and voltage regulation and comes with self-diagnostic capabilities, ensuring it operates efficiently for years to come.

Customizable "Exercise Mode" to Lower Maintenance Needs

To keep the generator in peak condition, it offers a flexible exercise mode. You can schedule exercising sessions at your convenience, from just two minutes every six months to more frequent intervals, which helps minimize unnecessary fuel consumption, emissions, and noise.

Low Noise Levels for a Calm and Quiet Home

With a sound level of just 64 dB(A) at 23 feet, this generator is designed to operate quietly. Noise pollution is reduced, allowing you to enjoy your home environment without disrupting your neighbors!

Sturdy Housing for Superior Protection Against Harsh Weather

The Cummins RS25 is enclosed in a weather-resistant aluminum shell that stands up to corrosion, heavy winds (up to 180 MPH), and other environmental challenges. Its aesthetic design ensures it complements your property while providing robust protection.

Simple Access for Quick and Easy Maintenance Tasks

Maintenance is hassle-free with thoughtfully designed removable panels and service doors. You can complete service tasks quickly, ensuring your generator is always ready to operate smoothly.


Cummins RS25 25kW Home Standby Generator Warranty

Cummins provides a 2-years warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.


What's Included

  • 1 x Cummins RS25 25kW Home Standby Generator


Cummins RS25 25kW Home Standby Generator Specifications

Design Naturally aspirated
Bore 86.5 mm (3.4 in)
Stroke 100.0 mm (3.94 in)
Displacement 2.4 liters (143.5 in3)
Cylinder block Cast iron, in-line 4 cylinder
Battery capacity 550 amps at ambient temperature of
0 oF to 32 oF (-18 oC to 0 oC)
Battery charging alternator 50 amps
Starting voltage 12 volt, negative ground
Lube oil filter type(s) Spin-on with relief valve
Standard cooling system 50° C (122° F) ambient cooling system
Rated speed 1800 rpm
Governor regulation class ISO 8528 Part 1 Class G3
Voltage regulation, no load to full load ±1.0%
Random voltage variation ±1.0%
Frequency regulation Isochronous
Random frequency variation ± 0.25% @ 60 Hz
Radio frequency emissions compliance FCC code
Title 47 part 15 Class B 
Minimum fuel supply pressure, kPa
(in H2O)
1.5 (6.0)
Maximum fuel supply pressure, kPa
(in H2O)
3.5 (14.0)
Weight 1109 lbs (503 kg)
Size Length 72 in (1829 mm), width 34 in (864 mm), height 45.5 in (1156 mm)
Sound 64 dB(A) at 23 ft (7 m) with sound level 2 enclosure


Cummins RS25 25kW Home Standby Generator Manual

Cummins_RS25_25kW_Home_Standby_Generator_Manual

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