Circuit

Circuits are components of electronics and machinery.

Circuit may refer to:
 * Electronic Circuit from IndustrialCraft 2
 * Advanced Circuit from IndustrialCraft 2
 * Basic Electronic Circuit from GregTech
 * Good Electronic Circuit from GregTech
 * Advanced Circuit (GregTech) from GregTech
 * Energy Flow Circuit from GregTech
 * Data Storage Circuit from GregTech
 * Data Control Circuit from GregTech
 * Controller Circuit from Railcraft
 * Receiver Circuit from Railcraft
 * Signal Circuit from Railcraft
 * Small Circuit Board from Forestry
 * Medium Circuit Board from Forestry
 * Large Circuit Board from Forestry