Skip to content
Product Not Available
** Picture is for identification purposes only and may not represent the actual amperage of the product listed **

TJN3 - 3Amp Fuse

  • 3 Amp
  • 200 kA @ 300 V.AC Volts AC
FusesSKU: TJN3

Purchase Options:

TJN3 - 3Amp Fuse Description

TJN3 - 3 Amp Fuse

The TJN3 is a 3-amp Class T fuse made for fast, reliable protection in your electrical systems where quick response matters. This very fast-acting fuse is designed to help you limit damage from short circuits and overloads before they affect connected equipment. With a 200 kA interrupting rating at 300 VAC, the TJN3 is often used in commercial and industrial applications that require high fault protection in a compact size. Its cartridge-style body fits easily into tight spaces, making it a solid choice for control panels, power distribution equipment, and other electrical assemblies where space can be limited. The non-indicating design keeps things simple while still delivering dependable circuit protection for sensitive components and equipment.

Key Features and Benefits

  • 3 amp Class T fuse: Designed for dependable circuit protection in low-voltage electrical systems.
  • Very fast-acting response: Helps limit damage from short circuits and overloads before they affect connected equipment.
  • Current-limiting protection: Supports protection for sensitive electrical components and equipment.
  • 200 kA interrupting rating at 300 VAC: Suitable for commercial and industrial applications that require high fault protection.
  • Compact cartridge-style construction: Fits easily into tight spaces such as control panels and power distribution equipment.
  • Non-indicating design: Keeps installation and operation simple while still delivering dependable circuit protection.

Technical Specifications

  • Part Number: TJN3
  • Type: TJN
  • Fuse Class: Class T
  • Amperage Rating: 3A
  • Interrupting Rating: 200 kA @ 300 VAC
  • Style: Cartridge, Non-Indicating
  • Dimensions:
    • Height: 0.875 in.
    • Width: 0.406 in.
    • Depth: 0.406 in.

Material Compliance and Certifications

  • Industry Standards: The TJN3 fuse is designed for use in low-voltage electrical systems and meets industry-standard Class T current-limiting requirements.
  • Installation Notice: Check equipment requirements and local electrical codes before installation.

Where It Works Best

  • The TJN3 works well in industrial equipment, control panels, transformers, motor circuits, and power distribution systems where fast fault clearing is important. It is commonly used in applications that need dependable protection for sensitive electrical components and equipment.

Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.

Mersen® is a registered trademark of Mersen S.A. Products sold are surplus, used, or refurbished and are NOT supplied by Mersen S.A. or its affiliates.

Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.

Specifications

  • Width:0.406
  • Depth:0.406
  • Height:0.875
  • Amperes:3
  • A.I.C. Rating & Volts:200 kA @ 300 V.AC
  • Type:TJN
  • Additional Notes:Cartridge Style, Non-Indicating, Very Fast-Acting, current-limiting Class T Fuse

Returns are easy

You may return unused items within 30 days of delivery for a full refund.

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

Similar Products

Why Us?

Free Shipping

Free shipping on orders over $100

100k+ Happy Customers

4.9 Google rating

Secure Shopping

Feel protected with every transaction