# Regenerative heat exchanger

Pyanodons item · internal name `rhe` · stack size 10 · first craftable in tier 1 (pY science pack 1, [tier 1](https://factorio.kalzumeus.com/tier/1.md))
HTML page: https://factorio.kalzumeus.com/item/rhe/

## Produced by (1 recipes)

### Regenerative heat exchanger (`rhe`)

- 2 s · tier 1
- Ingredients: 50 × [Stone brick](https://factorio.kalzumeus.com/item/stone-brick.md), 30 × [Pipe](https://factorio.kalzumeus.com/item/pipe.md), 5 × [Boiler](https://factorio.kalzumeus.com/item/boiler.md), 5 × [Simple circuit board](https://factorio.kalzumeus.com/item/electronic-circuit.md), 20 × [Small parts](https://factorio.kalzumeus.com/item/small-parts-01.md)
- Results: 1 × [Regenerative heat exchanger](https://factorio.kalzumeus.com/item/rhe.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: [Hot air - Stage 1](https://factorio.kalzumeus.com/tech/hot-air-mk01.md)

## Used in (0 recipes)

Not an ingredient in any visible recipe.