The Minecraft community is eagerly waiting for the 1.21 update. The update trailer that was recently released hinted at the addition of copper bulbs. If you want to play around with copper bulbs before they are released, Copper Bulbs Mod is for you. This mod adds oxidizing copper bulbs into the game. Their crafting recipe is given below. These new bulbs, like any other copper item, will oxidize over time. The bulb has four stages of oxidation, and will take around five minutes for each stage. By right clicking on an oxidized bulb using an axe, the player can revert one oxidation stage. By right clicking on a bulb with honey to wax the bulb and prevent further oxidation.
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Features:
- Adds a feature expected to be added in the upcoming 1.21 update.
- Adds copper bulbs that oxidize over time.
- Four stages of oxidation. Each stage takes around five minutes.
Crafting Recipes:

Screenshots:








Copper Bulbs Mod Download Links
For Minecraft 1.20.1
Forge version: Download from Server 1 – Download from Server 2
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.20.1, 1.21
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as 201311.mcaddon
- Download size: 67 KB
- Download link checked 29 Jul 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.