Fanuc LM series fuses – Original DAITO miniature fuses

Fanuc 's MP series fuses are high-quality protective components specially developed for CNC controllers, servo drives, and power supplies. They reliably protect sensitive electronics from overvoltage, short circuits, and overloads – and are precisely tailored to the requirements of Fanuc systems.

Yes. DAITO is the original manufacturer of many Fanuc fuses. The designations and specifications are identical; only the packaging or markings may vary. Both versions are technically equivalent and fully compatible.

The LM series is available in various versions – from 0.5A to 7.5A . Common types include LM0.5A, LM1A, LM2A, LM3.2A, LM5A , and LM7.5A . This allows for individual protection for every Fanuc control system.

MP fuses are used in many Fanuc Alpha, Alpha i, and Beta series . Typical applications include servo amplifiers, power supplies, spindle controllers, and control boards .

You can find the exact type designation (e.g., MP-05 , MP-10 , MP-20 ) on the fuse itself or in your machine's spare parts list. The current, voltage, and design are important – these must match to ensure optimal safety.

No – Fanuc MP fuses have special electrical properties and are not compatible with standard glass or microfuses . Always use original or approved replacement parts to avoid damage to the controller.

You can find original MP fuses in specialist stores or directly in the CNCMECH.de online shop, where tested Fanuc spare parts are available with VAT included and fast delivery.

Store them in a dry, dust-free place at room temperature. Avoid direct sunlight or moisture—both of which can damage the contacts and casing.

All common types are available immediately from stock at CNCMECH.de. Larger quantities can be delivered within a few days. For special sizes or bulk orders, delivery is usually 1–2 weeks.