GMT-3/4A This GMT-3/4A is a 750mA fast blow indicating fuse rated for 125VAC/60VDC. It features a 300A AC and 450A DC breaking capacity and is designed for telecom applications.
Mfr Part #:

GMT-3/4A

Available from 1 distributors
Mfr Name: Eaton - Electronics Division
Eaton - Electronics Division
This GMT-3/4A is a 750mA fast blow indicating fuse rated for 125VAC/60VDC. It features a 300A AC and 450A DC breaking capacity and is designed for telecom applications.
Total Stock: 50 pcs
$ Price Range: $20.71

GMT-3/4A Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
50 pcs
50 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

GMT-3/4A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Breaking Capacity @ Rated Voltage
Current Rating (Amps)
Features
Fuse Type
Height
Length
Mounting Type
Response Time
Voltage Rating
Width

GMT-3/4A Description

Short technical summary and product information.

The GMT-3/4A is a 750mA indicating fuse from Eaton - Bussmann Electrical Division. It is a fast blow (quick-acting) fuse designed to provide overcurrent protection in telecommunications and other equipment.

 

This fuse is rated at 125VAC and 60VDC with a breaking capacity of 300A AC and 450A DC. Its fast blow response ensures rapid disconnection during short circuits or overloads.

 

The GMT-3/4A features visual indication to easily identify blown fuses. It is UR approved and housed in an Alarm Indicator package. Physical dimensions are 17.48mm length, 3.23mm width, and 20.57mm height.

 

Installation requires a holder (sold separately). The fuse is intended for telecom applications where reliable protection and fuse status visibility are critical.

GMT-3/4A Quick Information

Product Type: Indicating Fuse
Canonical Name: Indicating Fuse, Fast Blow, 750mA, 125VAC/60VDC
Subcategory: Fast Blow Indicating Fuse

GMT-3/4A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

GMT-3/4A Estimated Pricing

Qty Low High
10+ $20.71 $20.71

Estimated market price range - modelled values for guidance only, not live distributor offers.

GMT-3/4A Features

  • Indicating fuse with visual blown indication.
  • Fast blow response for overcurrent protection.
  • Rated 750mA at 125VAC/60VDC.
  • 300A AC / 450A DC breaking capacity.
  • UR approved for telecom applications.

GMT-3/4A Applications

  • Used in telecommunications equipment protection.
  • Suitable for panel mount fuse holders.
  • Ideal for low current circuit protection.
  • Applications requiring visual fuse status indication.

GMT-3/4A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the GMT-3/4A?

The current rating is 750mA (0.75A).

What voltage rating does the GMT-3/4A support?

It is rated for 125VAC and 60VDC (125V maximum).

What is the breaking capacity of this fuse?

Breaking capacity is 300A AC and 450A DC at rated voltage.

What is the response time of the GMT-3/4A?

It is a fast blow (quick-acting) fuse.

What is the package/case style of this fuse?

The package style is Alarm Indicator.

What type of fuse is the GMT-3/4A?

It is an indicating fuse.

What are the physical dimensions of the GMT-3/4A?

Dimensions are 17.48mm length, 3.23mm width, and 20.57mm height.

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