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Gridscale X
Gridscale X brings together planning, operations, modeling and analytics in a single platform, helping utilities improve reliability, automate workflows and advance their grid modernization and digitalization efforts.
PSS®E monthly subscriptions
Get fast, flexible access to industry‑standard transmission planning software. Choose monthly subscriptions designed for short‑term projects, with multiple package options available per version.
Choose your PSS®E version
Choose the PSS®E version you need and complete the form to request a quote. Start with the latest release or select a legacy version for model compatibility. Onboarding may take up to five business days. Subscriptions renew monthly unless canceled, with payment by bank transfer. Requests from unsupported countries go to the regional sales team.
Why choose PSS®E monthly subscriptions?
Convenient
Purchase subscription-based licenses with fast electronic delivery, allowing teams to get started quickly without complex procurement.
Flexible
Choose from multiple versions and packages to align with project needs, client requirements and budget constraints.
Powerful
Access the full capabilities of PSS®E to run high-quality transmission studies and ensure confidence in your engineering results.
Explore the different versions of PSS®E
PSS®E 36 – Current version (recommended)
Actively supported version, recommended for new studies and short‑term consulting projects requiring reliable access to the latest PSS®E functionality.
PSS®E 35
Legacy version for projects needing compatibility with older PSS®E 35 models. Unsupported and not updated but kept for continuity with past studies.
PSS®E 34
Legacy version for projects needing compatibility with older PSS®E 34 models. Unsupported and not updated but kept for continuity with past studies.
PSS®E 33
Legacy version for projects needing compatibility with older PSS®E 33 models. Unsupported and not updated but kept for continuity with past studies.
