- Items›
- Heavy Furnace
How to Make Heavy Furnace

It's more efficient than a regular furnace. Requires 25 pieces of ore and 3 coal per use.
- Category
- Big Craftables
The item ID for Heavy Furnace in Stardew Valley is: (BC)HeavyFurnace

Heavy Furnace Recipe
Heavy Furnace is a crafted item.
Ingredients
How to learn the recipe
Reach Level 2
What the Heavy Furnace Produces
Everything the Heavy Furnace accepts and produces. Each batch also consumes + 3×
Coal.
- 25×
Copper Ore→5×
Copper Bar(30 min) - 25×
Iron Ore→5×
Iron Bar(120 min) - 25×
Gold Ore→5×
Gold Bar(300 min) - 25×
Iridium Ore→5×
Iridium Bar(480 min) - 5×
Quartz→5×
Refined Quartz(90 min) - 5×
Fire Quartz→15×
Refined Quartz(90 min)
Bouquet→
Wilted Bouquet(10 min)- 25×
Radioactive Ore→5×
Radioactive Bar(560 min)
Heavy Furnace Villager Gift Reactions
Give Heavy Furnace as a gift to build friendship. Each villager reacts differently — pick someone who loves it for the biggest friendship boost. Gifts given on a villager's birthday count 8× — a loved gift jumps from +80 to +640 friendship.
- NeutralAbigail🎂 Fall 13Alex🎂 Summer 13Caroline🎂 Winter 7Clint🎂 Winter 26Demetrius🎂 Summer 19Dwarf🎂 Summer 22Elliott🎂 Fall 5Emily🎂 Spring 27Evelyn🎂 Winter 20George🎂 Fall 24Gus🎂 Summer 8Haley🎂 Spring 14Harvey🎂 Winter 14Jas🎂 Summer 4Jodi🎂 Fall 11Kent🎂 Spring 4Krobus🎂 Winter 1Leah🎂 Winter 23Leo🎂 Summer 26Lewis🎂 Spring 7Linus🎂 Winter 3Marnie🎂 Fall 18Maru🎂 Summer 10Pam🎂 Spring 18Penny🎂 Fall 2Pierre🎂 Spring 26Robin🎂 Fall 21Sam🎂 Summer 17Sandy🎂 Fall 15Sebastian🎂 Winter 10Shane🎂 Spring 20Vincent🎂 Spring 10Willy🎂 Summer 24Wizard🎂 Winter 17
Heavy Furnace Cheat Help
Heavy Furnace cannot be spawned by naming an animal or your character. The naming cheat only reads plain numeric item codes, and this item's code is [(BC)HeavyFurnace] — inside a name the game ignores it completely, with no error and no item.
Spawn Using the Chat Cheat
Enable chat cheats on your save to get Heavy Furnace, then open the in-game chat. That unlocks the /debug commands built into Stardew Valley 1.6.9 — no mods required.
Run /debug iq ALL_ITEMS (BC) to open the item browser for this type, then left-click Heavy Furnace to drop it straight into your backpack.
