# Expanded Power Infrastructure

> Canonical source: [Expanded Power Infrastructure](https://satisfactorybase.its-live.dev/wiki/schematics/expanded-power-infrastructure)
> Language: en

## Properties

- Entity type: Milestone
- Tier: 4
- Completion time: 300 s

## Unlock cost

- [Encased Industrial Beam](/wiki/items/encased-industrial-beam): 50
- [Steel Beam](/wiki/items/steel-beam): 100
- [Modular Frame](/wiki/items/modular-frame): 200
- [Wire](/wiki/items/wire): 2 000

## Unlocked buildings

- [Power Storage](/wiki/buildings/power-storage)
- [Power Tower](/wiki/buildings/power-tower)
- [Power Tower Platform](/wiki/buildings/power-tower-platform)

## Technical Details

- Class name: Schematic_4-3_C
- Native class: FGSchematic
- Asset path: /Game/FactoryGame/Schematics/Progression/Schematic_4-3