Where To Buy Transformer - Laminations

Buying transformer laminations (silicon steel) requires knowing your specific grade and volume needs. Whether you are a hobbyist building a tube amp or an engineer sourcing for industrial production, here is where to find them. 🏭 Major Industrial Manufacturers Best for large-scale production and custom stamped shapes.

Ideal for DIY electronics, guitar amps, and hi-fi audio projects.

CRGO (Cold Rolled Grain Oriented) or CRNGO (Non-Oriented). Shape: EI, UI, LL, or Toroidal. where to buy transformer laminations

💡 If you only need a few pieces for testing, it is often cheaper to buy a "dead" donor transformer and harvest the laminations than to order a custom small batch.

Occasionally stocks standard core sets for small PCB transformers. Ideal for DIY electronics, guitar amps, and hi-fi

Offers a massive catalog of standard EI and UI shapes.

Connects you directly with Asian steel mills. 💡 If you only need a few pieces

Usually 0.23mm to 0.50mm; thinner means lower eddy current losses.