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PSS®E – high-performance transmission planning and analysis software

PSS®E – your high-performance transmission planning and operations software for the power industry
PSS®E is used in over
0 countries

and offers the distinct advantage of being one of the leading power transmission simulation and analysis tools in the world.

New PSS® Online Store – Purchase PSS®E instantly online!

Ramp up to meet project demands – Purchase PSS®E instantly online!

Purchase PSS®E online:
Visit the PSS® Online Store

PSS®E software

Providing an industry benchmark for simulation results

PSS®E is used by planning and operations engineers, consultants, universities, and research labs around the world. PSS®E allows you to perform a wide variety of analysis functions, including power flow, dynamics, short circuit, contingency analysis, optimal power flow, voltage stability, transient stability simulation, and much more. 

Find your application

Improve efficiency and ensure reliability

Powerful, customizable, and fully-featured software

PSS®E standard features

  • Fast and robust power flow solution for network models of up to 200,000 buses
  • Lightning-fast steady-state contingency analysis, including automatic corrective actions and remedial action system modeling
  • Full node-breaker support for detailed modeling of substation topology
  • Automated PV/QV analysis with plot generation
  • Powerful program automation and customization with fully-featured Python® API
  • Balanced and unbalanced fault analysis and contingency analysis (deterministic and probabilistic)
  • Modern graphical user interface
  • Comprehensive power flow and dynamics model library, including emerging technologies such as advanced FACTS devices and wind turbines
  • Code-based, user-written model building
  • Powerful, easy-to-use integrated plot facility
  • Graphical construction of user-defined controller models

Enhance and customize your PSS®E base package with a variety of optional add-on modules!

Modeling and data exchange / interface modules