Is the PA-4000 Series end of life?

Yes. The Palo Alto PA-4000 Series has reached end of life. Vendor support ended on 2019-04-30.

When is the PA-4000 Series end of sale date?

The Palo Alto PA-4000 Series reached end of sale on 2014-04-30. The last date of vendor support is 2019-04-30.

When does Palo Alto support end for the PA-4000 Series?

Palo Alto support for the PA-4000 Series ended on 2019-04-30. The recommended replacement is the PA-1400 Series.

What replaces the PA-4000 Series?

Palo Alto recommends the PA-1400 Series as a replacement for the PA-4000 Series.

Home/Palo Alto/PA-4000/PA-4000 Series

PA-4000 Series

Name: PA-4000 Series
Brand: Palo Alto
SKU: PA-4050
Availability: Discontinued

SKU PA-4050

Palo Alto Chassis · PA-4000 Series

PA-4000 Series has reached end of life. Palo Alto support ended 2019-04-30. Last available for order 2014-04-30. Replacement: PA-1400 Series.

PA-4000 Series Lifecycle Overview

The Palo Alto PA-4000 Series (PA-4050) is a chassis product in the Palo Alto PA-4000 series. This product has reached end of life as of 2019-04-30, meaning Palo Alto no longer provides technical support, software updates, or hardware replacement for this product. It was last available for purchase on 2014-04-30. Organizations still running the PA-4000 Series should plan a migration to the PA-1400 Series.

Lifecycle Milestones

End of sale	2014-04-30
Last date of support	2019-04-30

Recommended Replacement

PA-1400 Series

Last Supported OS

PAN-OS 7.1

Applicable Platforms

PA-4000

Source: Official Palo Alto notice · Last verified 2026-04-14