PowerHouse PAX-1
Middlesex Township, Cumberland County, Carlisle, Pennsylvania
Liquid Cooling
Power
1350 MW
Overview
$15B joint venture with PA Data Center Partners. Three-campus hyperscale development for AI workloads.
Key Points
- •Announced July 2025 at PA Energy and Innovation Summit at Carnegie Mellon
- •700 acres, three campuses with six data center buildings each
- •Each campus has dedicated 450 MW substation, total 1.35 GW expandable to 1.8 GW
- •First 450 MW expected Q2 2027, scaling to 1,350 MW by Q2 2029
- •Direct access to I-81 and PA Turnpike, 17 metro fiber networks
- •$65M+ direct tax revenue - $45M to schools, $10M each to township and county
- •Benefits from PA's 100% data center tax exemption for up to 15 years
Development Details
Land Size
700 acres
Total Investment
$15B
Timeline
Initial Phase:Q2 2027
Full Buildout:Q2 2029
Mar 2026