


Create Iron Vaults Mod extends Create with seven material tiers for Item Vaults. It brings upgraded storage capacities from Copper all the way to Netherite, working just like standard vaults on contraptions and item networks. You can expand your storage space without rebuilding your entire factory layout.
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Features:
- Seven Storage Tiers: Adds Copper, Iron, Gold, Diamond, Emerald, Obsidian, and Netherite upgrades above the basic vault.
- Direct Upgrades: Lets you upgrade placed multiblock vaults in place with upgrade items while keeping all stored contents safe.
- Increases both slot counts and maximum stack sizes per slot as you move up the tier ladder.
- A single Netherite vault block holds up to 15,840 items, reaching over 1.28 million items in a full 3x3x9 multiblock structure.
- Includes 28 upgrade items to let you jump between different material tiers directly.
- Maintains multiblock shapes, dye colors, and contraption movement across all tier upgrades.
- Works with Create: Vibrant Vaults, Create: Connected, and Design n’ Decor blocks.
- Adds the Scanner tool to inspect vault tiers, block counts, and storage numbers with a right-click.
- Provides new Display Link readouts for item counts, used slots, and vault sizes.
- Adds preset jump buttons and clipboard copy features to Threshold Switches.
- Reduces comparator update checks to improve game performance during rapid item transfers.
- Includes Ponder scenes for every upgrade item to show how each tier transition works.
Storage Tiers Breakdown:
| Tier | Slots per Block | Items per Stack | Total vs. Basic |
|---|---|---|---|
| Basic (Create) | 20 | 64 | 1.0x |
| Copper | 30 | 72 | 1.7x |
| Iron | 45 | 80 | 2.8x |
| Gold | 60 | 88 | 4.1x |
| Diamond | 80 | 96 | 6.0x |
| Emerald | 100 | 99 | 7.7x |
| Obsidian | 125 | 99 | 9.7x |
| Netherite | 160 | 99 | 12.4x |
How to Use:
- Place a basic Create Item Vault or an existing tiered vault multiblock in your world.
- Craft an upgrade item corresponding to your current vault material and your target tier.
- Hold the upgrade item in your main hand and sneak-right-click any block in the multiblock vault.
- Watch the entire connected structure upgrade instantly while keeping all of your items intact.
- Right-click the vault with a Scanner tool anytime to check exact item counts and slot limits.
- Hover over any upgrade item in your inventory and press W to view its Ponder tutorial scene.
Screenshots:



Create Iron Vaults Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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.
Verified by MCModsHub
- Downloads as 517010.mcaddon
- Download size: 2.5 MB
- Download link checked 28 Sept 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.