# Battery - Stage 2 (technology)

internal name `battery-mk02` · tier 4 (pY science pack 2, [tier 4](https://factorio.kalzumeus.com/tier/4.md))
HTML page: https://factorio.kalzumeus.com/tech/battery-mk02/

## Cost

1200 units of (1 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 2 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 3 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 6 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 90 s each.

## Requires (3)

- [Pyrite](https://factorio.kalzumeus.com/tech/pyrite.md)
- [Rayon](https://factorio.kalzumeus.com/tech/rayon.md)
- [Nuclear research](https://factorio.kalzumeus.com/tech/uranium-processing.md)

## Leads to (2)

- [Machine Components - Stage 2](https://factorio.kalzumeus.com/tech/machine-components-mk02.md)
- [Nexelit-powered accumulators](https://factorio.kalzumeus.com/tech/py-accumulator-mk01.md)

## Unlocks (5 recipes)

### Battery (`battery-1`)

- 4 s · tier 4 · productivity modules allowed
- Ingredients: 6 × [Lead Antimony Alloy](https://factorio.kalzumeus.com/item/pbsb-alloy.md), 2 × [Glass](https://factorio.kalzumeus.com/item/glass.md), 50 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md), 2 × [Rayon](https://factorio.kalzumeus.com/item/rayon.md)
- Results: 3 × [Battery](https://factorio.kalzumeus.com/item/battery-mk01.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
- Unlocked by: [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md)

### Battery (`battery-2`)

- 4 s · tier 4 · productivity modules allowed
- Ingredients: 4 × [Lead Antimony Alloy](https://factorio.kalzumeus.com/item/pbsb-alloy.md), 5 × [Coke](https://factorio.kalzumeus.com/item/coke.md), 5 × [Pyrite](https://factorio.kalzumeus.com/item/pyrite.md), 50 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md), 2 × [Rayon](https://factorio.kalzumeus.com/item/rayon.md)
- Results: 4 × [Battery](https://factorio.kalzumeus.com/item/battery-mk01.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
- Unlocked by: [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md)

### Batteries from NaS (`nas-battery`)

- 5 s · tier 4 · productivity modules allowed
- Ingredients: 20 × [Sulfur](https://factorio.kalzumeus.com/item/sulfur.md), 60 × [Sodium hydroxide](https://factorio.kalzumeus.com/item/sodium-hydroxide.md), 1 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 1 × [Chromium](https://factorio.kalzumeus.com/item/chromium.md), 6 × [Lead Antimony Alloy](https://factorio.kalzumeus.com/item/pbsb-alloy.md), 2 × [Rayon](https://factorio.kalzumeus.com/item/rayon.md)
- Results: 6 × [Battery](https://factorio.kalzumeus.com/item/battery-mk01.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
- Unlocked by: [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md)

### Spent Nexelit Battery (`nexelit-battery`)

- 10 s · tier 4
- Ingredients: 20 × [Anthraquinone](https://factorio.kalzumeus.com/fluid/anthraquinone.md), 50 × [Olefins](https://factorio.kalzumeus.com/fluid/olefin.md), 5 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md), 1 × [Zinc acetate](https://factorio.kalzumeus.com/item/zinc-acetate.md), 2 × [Nylon](https://factorio.kalzumeus.com/item/nylon.md), 5 × [Lead plate](https://factorio.kalzumeus.com/item/lead-plate.md)
- Results: 1 × [Spent Nexelit Battery](https://factorio.kalzumeus.com/item/used-nexelit-battery.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
- Unlocked by: [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md)

### Recharge Nexelit Battery (`nexelit-battery-recharge`)

- 0.8 s · tier 4
- Ingredients: 1 × [Spent Nexelit Battery](https://factorio.kalzumeus.com/item/used-nexelit-battery.md), 3 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md)
- Results: 1 × [Nexelit Battery](https://factorio.kalzumeus.com/item/nexelit-battery.md)
- Made in: Particle accelerator MK 01, Particle accelerator MK 02, Particle accelerator MK 03, Particle accelerator MK 04
- Unlocked by: [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md)