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The last day for Cummins Power Generation distributors to order Tier 4i-certified generator sets will be September 1. After that date, we will only be accepting orders for Tier 4 Final-certified generator sets. Orders for the Tier 4i models must be placed in August, through your local Cummins...

Beginning January 1, 2015, the EPA will require Tier 4 Final-certified generator sets for all non-emergency installations. To meet Tier 4 Final certification standards, generator sets must have a diesel particulate filter (DPF), which adds to the cost of...

We are proud to announce that the EPA has awarded Tier 4 Final certification for our complete range of high horsepower diesel generator sets (680-2750 kW). Cummins Power Generation is the first manufacturer to have achieved Tier 4 Final certification, 8 months...

If your operating plan includes more than 100 hours per year of curtailment, peak shaving, or any other type of operation during times when normal power is available, then a T4-certified solution and associated engine label is required by US Federal Law.  Compliant solutions may address...

Recently a data center customer came to us looking for a single point solution to address particulate matter (PM) emissions for their existing, multiple genset installation.  They called us because the local jurisdiction came to them and required them to lower their PM (and prove it)...

Understanding how the EPA has defined Demand Response is critical to deciding if you require a Tier 2 certified generator set or a Tier 4 certified generator set.  This can significantly impact the design of your facility.  This is extremely important for users (Data...

The EPA (Environmental Protection Agency) requires a Tier 4-certified generator if it will be operated  more than 50 hours per year for non-emergencies, or the owner has a relevant financial arrangement with the local utility. Tier 4 Interim regulations came into effect on January 1...

Ever since Cummins Power Generation introduced the Tier 4i and Tier 4 final product line, much has been discussed about the remarkable emission reduction capability these packages have. Complex, state-of-the-art devices such as the Cummins Selective Catalytic Reduction (SCR) system, the Diesel...

"I'm told my new diesel generators have to meet Tier 4 requirements. What do I need? And what's the difference between certified and compliant, anyway?"

Diesel engines built since January 1, 2011 for use in stationary emergency generators operated simultaneously with...

On January 1, 2015 the EPA emissions regulations for stationary non-emergency power generators are changing from Tier 4 Interim to Tier 4 Final.  Typical applications required to meet these regulations are data center generators operated for storm avoidance or utility stabilization for...