Critical power for every water and wastewater application

engineers inspecting water pump

Powering up your infrastructure

overhead of water treatment

Water treatment plants

wastewater treatment plant

Wastewater treatment plants

booster pump station

Booster pump stations

sewage lift stations

Sewage lift stations

stormwater pump stations

Stormwater pump stations

green water in wastewater holding tank
green water in wastewater holding tank
Cummins delivers uninterrupted power, protection and performance to water and wastewater facilities

Reliability in water and wastewater treatment is essential. With over 100 years of expertise, Cummins is one of the world’s most trusted providers of resilient power for treatment facilities, pump stations, and critical water infrastructure. We design, engineer, and factory-test fully integrated systems - generator sets, switchgear, transfer switches, and controls - to keep your operations running seamlessly, even under the harshest conditions.

Cummins goes beyond backup power with scalable, efficient solutions that ensure operational continuity and help utilities meet regulatory and environmental compliance. From peak-shaving and microgrid integration to renewable-energy configurations, our systems help utilities to reduce costs, enhance resiliency, and safeguard community trust.

Backed by one of the industry’s largest 24/7 service networks, Cummins technicians ensure your system stays reliable, compliant, and ready when it matters most - so you can deliver safe, clean water and protect the environment every day.

Dependable power for water and wastewater industry

centum series generator

Award Winning Series

Centum Series generators

A new platform for meeting the growing demand for power. With a complete spectrum of power ratings from new, higher-efficiency engines, you get exactly the right power you need for your water and wastewater treatment facilities — without compromise.

The heavy-duty QSB7 delivers optimum performance, reliability, and versatility for water applications.
The QSX15 is a high‑performance diesel solution for Water and Wastewater applications, engineered for reliability, low emissions, and fast load response.
QSK38 generator set delivers 1250–1500 kW with reliable, high-performance power for water treatment and wastewater standby applications.
Built on a new 17‑liter engine platform, the S17 delivers 1000kW in a compact footprint – engineered from the ground up for high‑performance and cost-efficiency.
Powered by the rugged 4-cycle Cummins, QSJ5.9G spark-ignited gas engine and is purpose built to provide reliable power in Water and Wastewater applications.
Cummins PowerCommand® X-Series Transfer Switch series rely on proven Cummins technology to deliver fail-safe performance in mission critical applications.
The OTEC automatic transfer switch series provides features for primary source and generator monitoring, start-up, and load transfer in standby systems.
Cummins leads in designing reliable and advanced paralleling switchgear controls, utilizing PowerCommand® technology and architecture.
PowerCommand® DMC2000 is a paralleling control solution for simple power systems, delivering fail-safe performance and a robust security system.
The new DMC6000 is a power system paralleling control offering integrated control solutions for more complex power systems that rely on essential fail-safe power.
PowerCommand® DMC8000 delivers parallel control for complex power systems, managing unlimited gensets, utilities, and loads for power optimization.

Water segment case studies

Standby power helps Tulco keep sensitive customer equipment safe

Following an intense storm and widespread power losses, Tulco Industrial Storage turned to Cummins to install seven generators and four transfer switches, as to keep the power on for its climate-controlled storage of mission-critical oilfield machinery.

tulco industrial building

Protecting NEW Water De Pere wastewater treatment facility from power outages

The NEW Water wastewater treatment facility chose Cummins, after violent rainstorms left them without power for hours at a time, and two natural gas generator sets, and a DMC8000 Digital Master Control System was installed to ensure the facility continued to run smoothly through unpredictable weather conditions.

gen set in waste water treatment

Cummins helps expand major treatment plant

To support the expansion of the water treatment plant, located in Oman, Cummins installed five generator sets, including the first QSK95 in the country, to power the Treated Effluent Substation, biological treatment plant and central pumping station.

waste water treatment center
engineers using powercommand for project
World Class sales and services

The right support - right when you need it. With the largest global support footprint in the industry, Cummins delivers fast, consistent service. And because Cummins owns, trains, and controls its distributor network in key regions, you'll always have a direct connection to the people who know Cummins' solutions best.

Cummins PowerSuite

powersuite laptop with icons

PowerSuite is our industry-leading solution for product sizing, specification generation, and technical information repository for consulting specifying engineers, contractors, architects, and clients.

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