Wiki 9Minecraft Wiki 9Minecraft

Modular Force Field System Wiki & Guide

Adds modular forcefield technology to Minecraft, based on the older Voltz-era MFFS and updated for modern game versions.

Contents (8)
  1. Overview
  2. Guides
  3. Processes
  4. Items
  5. Blocks
  6. Frequently asked questions
  7. Related mods

Overview

Modular Force Field System (MFFS) is a sophisticated technical mod designed to provide players with near-impenetrable defense mechanisms. Utilizing a unique energy medium known as Fortron, the mod allows for the creation of customizable force fields that can protect bases from explosions, players, and environmental hazards.

The system is entirely modular, meaning every aspect of a force field—its shape, size, position, and secondary effects—is determined by the combination of cards and modules inserted into the machinery. Whether you need a simple protective dome or a complex automated mining field that disintegrates blocks, MFFS provides the tools necessary for high-level base engineering.

Guides

Step-by-step, in-game.

Modular Force Field System Core MechanicsFortron Energy System Fortron is the lifeblood of MFFS. It is a liquid-like energy state generated by converting…Modular Force Field System Items and ToolsSpecialized Tools MFFS Multi-Tool: A versatile tool used to configure machines. Shift-right-clicking cycles through…Modular Force Field System Primary BlocksThe mod revolves around four primary machines, each serving a specific role in the defense network. Block Name…Modular Force Field System Shape Cards and ModulesShape Cards Shape Cards define the geometry of the force field . They are placed in the center slot of the Projector.…

Recipes

Every recipe the mod adds, grouped by how it is made.

Crafting · 42minecraft:smelting · 1

Items

ABCDFGIPRSTW

A

Anti-Friendly ModuleAnti-Hostile ModuleAnti-Personnel ModuleAnti-Spawn Module

B

BatteryBlank CardBlock Access ModuleBlock Alter Module

C

Camouflage ModuleCapacity ModuleCollection ModuleConfiscation ModuleCube ModeCustom ModeCylinder Mode

D

Disintegration ModuleDome Module

F

Field Fusion ModuleFocus MatrixFrequency Card

G

Glow Module

I

Identification CardInfinite Power CardInverter Module

P

Pyramid Mode

R

Remote ControllerRotation Module

S

Scale ModuleShock ModuleSilence ModuleSpeed ModuleSphere ModeSponge ModuleStabilization ModuleSteel CompoundSteel Ingot

T

Translation ModuleTube Mode

W

Warn Module

Blocks

Base Machine BlockBiometric IdentifierCoercion DeriverForce FieldForce Field ProjectorFortron CapacitorInterdiction Matrix

Frequently asked questions

What does the Modular Force Field System Mod do?
It adds force fields, high-tech machinery, and defensive measures to Minecraft, letting you protect your base from explosions and other players. It is based on the older Voltz-era MFFS and updated for modern game versions.
What does MFFS add to Minecraft?
It adds force fields and a range of machines and items, including the force field projector, fortron capacitor, coercion deriver, interdiction matrix, and many upgrade modules. It also adds field shapes like cube, sphere, cylinder, pyramid, tube, dome, and custom modes.
What Minecraft versions does Modular Force Field System support?
The mod author lists support for Minecraft 1.21, 1.21.1, 1.21.4, 1.21.8, 1.21.11, and 26.1.2.
What mod loaders does MFFS run on?
It runs on Forge and NeoForge.
What power source do MFFS force fields use?
Force fields use Fortron, which the mod's machines convert from energy. Fortron Capacitors store it and Coercion Derivers generate it.
How do you make a force field in Modular Force Field System?
Build a Force Field Projector and power it with Fortron from Capacitors and Coercion Derivers, then insert a projector module such as cube or sphere mode to set the shape. Activate the projector with a redstone signal.
How do you control who can pass through an MFFS force field?
Use the security system: create an identification card with the biometric identifier and use it to control exactly who can pass through your force fields.
Can MFFS force fields hurt players or mobs?
Yes. Force fields hurt any player who tries to break them or gets trapped when they form, and modules like the shock module and anti-hostile module let your shield shock attackers or kill hostile mobs.
Can you change the shape and size of an MFFS force field?
Yes. Shape modes include cube, sphere, cylinder, pyramid, tube, dome, and custom, and modules like the scale module and translation module change the field's size and position.
Does Modular Force Field System need IndustrialCraft2?
The 9Minecraft article describes it as an extension for IndustrialCraft2 that uses IC2 energy, but the mod author's own project page lists only Forge and NeoForge as loaders and does not name IndustrialCraft2 as a dependency.