# Fusion energy - Stage 1 (technology) internal name `fusion-mk01` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md)) HTML page: https://factorio.kalzumeus.com/tech/fusion-mk01/ ## Cost 1400 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) - [Superconducting magnetic unit](https://factorio.kalzumeus.com/tech/sc-unit.md) - [Super alloy](https://factorio.kalzumeus.com/tech/super-alloy.md) ## Leads to (1) - [Battery - Stage 4](https://factorio.kalzumeus.com/tech/battery-mk04.md) ## Unlocks (12 recipes) ### Blanket (`blanket`) - 40 s · tier 7 · productivity modules allowed - Ingredients: 2 × [Blanket chassis](https://factorio.kalzumeus.com/item/blanket-chassi.md), 10 × [Boron carbide](https://factorio.kalzumeus.com/item/boron-carbide.md), 20 × [Industrial diamond](https://factorio.kalzumeus.com/item/diamond.md), 10 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md), 40 × [Lead plate](https://factorio.kalzumeus.com/item/lead-plate.md), 40 × [Super steel](https://factorio.kalzumeus.com/item/super-steel.md), 5 × [Lithium Plate](https://factorio.kalzumeus.com/item/lithium.md) - Results: 3 × [Blanket](https://factorio.kalzumeus.com/item/blanket.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: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Blanket chassis (`blanket-chassi`) - 5 s · tier 7 · productivity modules allowed - Ingredients: 6 × [Super alloy](https://factorio.kalzumeus.com/item/super-alloy.md), 10 × [Ferrite](https://factorio.kalzumeus.com/item/ferrite.md), 5 × [Molybdenum trioxide (MoO3)](https://factorio.kalzumeus.com/item/molybdenum-oxide.md), 5 × [Vanadium pentoxide](https://factorio.kalzumeus.com/item/vanadium-oxide.md), 25 × [Copper plate](https://factorio.kalzumeus.com/item/copper-plate.md), 20 × [Helium](https://factorio.kalzumeus.com/fluid/helium.md) - Results: 3 × [Blanket chassis](https://factorio.kalzumeus.com/item/blanket-chassi.md) - Made in: Advanced foundry MK 01, Advanced foundry MK 02, Advanced foundry MK 03, Advanced foundry MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Deuterium (`deuterium`) - 60 s · tier 7 - Ingredients: 300 × [Heavy water](https://factorio.kalzumeus.com/fluid/heavy-water.md) - Results: 200 × [Deuterium](https://factorio.kalzumeus.com/fluid/deuterium.md), 100 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md) - Made in: Electrolyzer MK 01, Electrolyzer MK 02, Electrolyzer MK 03, Electrolyzer MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Deuterium sulfide (`deuterium-sulfide`) - 60 s · tier 7 - Ingredients: 500 × [Water](https://factorio.kalzumeus.com/fluid/water.md) (≥150°C), 400 × [Hydrogen sulfide](https://factorio.kalzumeus.com/fluid/hydrogen-sulfide.md) - Results: 480 × [Water](https://factorio.kalzumeus.com/fluid/water.md) (125°C), 400 × [Deuterium sulfide](https://factorio.kalzumeus.com/fluid/deuterium-sulfide.md) - Made in: Gas processing unit MK 01, Gas processing unit MK 02, Gas processing unit MK 03, Gas processing unit MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Divertor (`divertor`) - 10 s · tier 7 · productivity modules allowed - Ingredients: 20 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 10 × [Industrial diamond](https://factorio.kalzumeus.com/item/diamond.md), 10 × [Super alloy](https://factorio.kalzumeus.com/item/super-alloy.md) - Results: 2 × [Divertor](https://factorio.kalzumeus.com/item/divertor.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: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Fuse deuterium and tritium (`dt-fusion`) - 40 s · tier 7 - Ingredients: 2 × [Lithium Plate](https://factorio.kalzumeus.com/item/lithium.md), 10000 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 50 × [Deuterium](https://factorio.kalzumeus.com/fluid/deuterium.md), 50 × [Tritium](https://factorio.kalzumeus.com/fluid/tritium.md), 30 × [Liquid nitrogen](https://factorio.kalzumeus.com/fluid/liquid-nitrogen.md) - Results: 10000 × [Supercritical steam](https://factorio.kalzumeus.com/fluid/critical-steam.md) (5000°C), 100 × [Helium](https://factorio.kalzumeus.com/fluid/helium.md), 60.1 × [Tritium](https://factorio.kalzumeus.com/fluid/tritium.md), 250 × [Nitrogen](https://factorio.kalzumeus.com/fluid/nitrogen.md) - Made in: Fusion reactor, Aneutronic fusion reactor - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Enriched water (`enriched-water`) - 60 s · tier 7 - Ingredients: 200 × [Deuterium sulfide](https://factorio.kalzumeus.com/fluid/deuterium-sulfide.md), 1000 × [Water](https://factorio.kalzumeus.com/fluid/water.md) (≤101°C) - Results: 1000 × [Enriched water](https://factorio.kalzumeus.com/fluid/enriched-water.md), 160 × [Hydrogen sulfide](https://factorio.kalzumeus.com/fluid/hydrogen-sulfide.md) - Made in: Compressor MK 01, Compressor MK 02, Compressor MK 03, Compressor MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Heavy water (`enriched-water-distillation`) - 15 s · tier 7 - Ingredients: 400 × [Vacuum](https://factorio.kalzumeus.com/fluid/vacuum.md), 200 × [Enriched water](https://factorio.kalzumeus.com/fluid/enriched-water.md) - Results: 175 × [Water](https://factorio.kalzumeus.com/fluid/water.md) (125°C), 25 × [Heavy water](https://factorio.kalzumeus.com/fluid/heavy-water.md) - Made in: Destructive distillation column MK 01, Destructive distillation column MK 02, Destructive distillation column MK 03, Destructive distillation column MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Fusion reactor (`fusion-reactor-mk01`) - 5 s · tier 7 - Ingredients: 10000 × [Refined concrete](https://factorio.kalzumeus.com/item/refined-concrete.md), 5000 × [Stainless steel](https://factorio.kalzumeus.com/item/stainless-steel.md), 440 × [Blanket](https://factorio.kalzumeus.com/item/blanket.md), 54 × [Divertor](https://factorio.kalzumeus.com/item/divertor.md), 2500 × [Superconducting magnetic unit](https://factorio.kalzumeus.com/item/sc-unit.md), 9000 × [Wall shield](https://factorio.kalzumeus.com/item/wall-shield.md) - Results: 1 × [Fusion reactor](https://factorio.kalzumeus.com/item/fusion-reactor-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, Character, Character (flying), Mutagenic infusion, (flying) - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Hydrogen sulfide (`hydrogen-sulfide`) - 60 s · tier 7 - Ingredients: 20 × [Phosphorous pentasulfide](https://factorio.kalzumeus.com/item/p2s5.md), 160 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 80 × [Phosphoric acid](https://factorio.kalzumeus.com/fluid/phosphoric-acid.md), 200 × [Hydrogen sulfide](https://factorio.kalzumeus.com/fluid/hydrogen-sulfide.md) - Made in: Chemical plant, Chemical plant MK 01, Chemical plant MK 02, Chemical plant MK 03, Chemical plant MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Steam exchange (`steam-exchange5`) - 10 s · tier 7 - Ingredients: 500 × [Supercritical steam](https://factorio.kalzumeus.com/fluid/critical-steam.md), 400 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 1000 × [Pressurized steam](https://factorio.kalzumeus.com/fluid/pressured-steam.md) (5000°C), 400 × [Steam](https://factorio.kalzumeus.com/fluid/steam.md) (150°C) - Made in: Heat exchanger MK01, Heat exchanger MK02, Heat exchanger MK03, Heat exchanger MK04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md) ### Wall shield (`wall-shield`) - 7 s · tier 7 · productivity modules allowed - Ingredients: 20 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 5 × [Industrial diamond](https://factorio.kalzumeus.com/item/diamond.md), 6 × [Super alloy](https://factorio.kalzumeus.com/item/super-alloy.md), 10 × [Boron carbide](https://factorio.kalzumeus.com/item/boron-carbide.md), 15 × [Ferrite](https://factorio.kalzumeus.com/item/ferrite.md) - Results: 5 × [Wall shield](https://factorio.kalzumeus.com/item/wall-shield.md) - Made in: Advanced foundry MK 01, Advanced foundry MK 02, Advanced foundry MK 03, Advanced foundry MK 04 - Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md)