# Install an eco-friendly generator research

> Install an eco-friendly generator: Required Materials. Timber, Iron Ore

Canonical: https://lostark.wiki/database/stronghold-research/install-an-eco-friendly-generator-103404?relation=research_materials

By installing a generator using eco-friendly materials,  
the commission required for production has reduced greatly.

## Facts

- **Category**: Cost Reduction
- **Time Taken**: 0d 20:00:00
- **Required Action Energy**: 5,760
- **Research Cost**: 718 Gold
- **Stronghold XP gained**: 11,520
- **Research Requirements**: Lab Lv. 8; Stronghold Lv. 70 or above; [Crafting Workshop Lv. 8](https://lostark.wiki/database/stronghold-research/crafting-workshop-lv-8-103008); [Purchase a coffee machine](https://lostark.wiki/database/stronghold-research/purchase-a-coffee-machine-103403)

## Related

- [Research Requirements](https://lostark.wiki/database/stronghold-research/install-an-eco-friendly-generator-103404#relationships) (2)
- [Required Materials](https://lostark.wiki/database/stronghold-research/install-an-eco-friendly-generator-103404?relation=research_materials#relationships) (2)

### Required Materials

1–2 of 2

| Name | Quantity | Details |
| --- | --- | --- |
| [Timber](https://lostark.wiki/database/items/timber-6882301) | 105 | Quantity 105 |
| [Iron Ore](https://lostark.wiki/database/items/iron-ore-6882401) | 35 | Quantity 35 |

## Related

- [Home](https://lostark.wiki/)
- [Stronghold Research](https://lostark.wiki/database/stronghold-research)