2-pole 30A Class J UltraSafe(TM) fuse holder

PART #  559347
Minimum 1 Each
Call for Availability


Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A cla


For 600 volt motors, transformers, lighting, heating, control circuits, and general loads.


  • Finger-safe IP20 protection
  • Optional blown fuse indicator lights
  • DIN-rail mount
  • Compact footprint
  • Quick, easy fuse change

Specification Description

Volts: 600 V AC /DC
Amps: US3J - 30A Maximum, US6J - 60A Maximum
SCCR : 200kA


UNSPSC Code 39121600

Spec Sheet

Spec Sheet

Shipping and Fulfillment Policy

When you order products from, the order is processed within one to two business days. Orders received during non-business days are processed on the next business day.

You have several shipping options for parcel shipping: standard ground 5 to 7 business days, 2 to 3 business days, or next business day. orders ship to addresses within Canada. orders do not currently ship to addresses outside Canada or military/government APO/FPO locations. We are also not able to ship to Post Office Box addresses. If you wish to ship to an address outside Canada or a military/government location, please contact your local Anixter sales representative to discuss your options.

In addition, offers Less-Than-A-Truckload “LTL” option for products that cannot be shipped via parcel shipping. For products that will be shipped via LTL, you will be provided with a set of Accessorials to select from to provide Anixter with additional shipping considerations, such as residential delivery, inside delivery, liftgate or limited access.

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