# Tidal Power - Stage 4 (technology)

internal name `tidal-mk04` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/tech/tidal-mk04/

## Cost

3300 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each.

## Requires (2)

- [Renewables - Stage 4](https://factorio.kalzumeus.com/tech/renewable-mk04.md)
- [Tidal Power - Stage 3](https://factorio.kalzumeus.com/tech/tidal-mk03.md)

## Leads to (0)

- none

## Unlocks (1 recipes)

### Tidal power plant MK 04 (`tidal-mk04`)

- 0.5 s · tier 7
- Ingredients: 1 × [Tidal power plant MK 03](https://factorio.kalzumeus.com/item/tidal-mk03.md), 50 × [Titanium nitride](https://factorio.kalzumeus.com/item/ti-n.md), 40 × [Iron niobium alloy](https://factorio.kalzumeus.com/item/nbfe-alloy.md), 15 × [Advanced coating](https://factorio.kalzumeus.com/item/science-coating.md), 100 × [Carbon aerogel](https://factorio.kalzumeus.com/item/carbon-aerogel.md), 200 × [Super alloy](https://factorio.kalzumeus.com/item/super-alloy.md), 10 × [Intelligent unit](https://factorio.kalzumeus.com/item/intelligent-unit.md), 10 × [Superconductor servomechanisms](https://factorio.kalzumeus.com/item/superconductor-servomechanims.md), 10 × [Metastable Quasicrystal](https://factorio.kalzumeus.com/item/metastable-quasicrystal.md), 3 × [Shaft MK04](https://factorio.kalzumeus.com/item/shaft-mk04.md), 3 × [Brakes MK04](https://factorio.kalzumeus.com/item/brake-mk04.md), 2 × [Utility Box MK04](https://factorio.kalzumeus.com/item/utility-box-mk04.md), 3 × [Gearbox MK04](https://factorio.kalzumeus.com/item/gearbox-mk04.md), 10 × [Mechanical Parts 04](https://factorio.kalzumeus.com/item/mechanical-parts-04.md)
- Results: 1 × [Tidal power plant MK 04](https://factorio.kalzumeus.com/item/tidal-mk04.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Tidal Power - Stage 4](https://factorio.kalzumeus.com/tech/tidal-mk04.md)