313020 The Littelfuse Inc. 313020 is a cartridge glass fuse with a 20A current rating and 32VAC voltage rating. It features a slow blow response time.
Mfr Part #:

313020

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. 313020 is a cartridge glass fuse with a 20A current rating and 32VAC voltage rating. It features a slow blow response time.
✓ Total Stock: 33 pcs
$ Price Range: $0.99

313020 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
33 pcs
33 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

313020 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Breaking Capacity @ Rated Voltage
Current Rating
Failure Rate
Fuse Type
Melting I²t
Mounting Type
Operating Temperature
Response Time
Voltage Rating

313020 Description

Short technical summary and product information.

This Littelfuse Inc. 313020 is a cartridge glass fuse designed for circuit protection applications. It has a current rating of 20 Amps and a voltage rating of 32 Volts AC.

 

The fuse features a slow blow response time, making it suitable for applications where inrush currents are expected. Its package type is 3AB, 3AG, with dimensions of 1/4" x 1-1/4". The fuse requires a holder for mounting.

 

Key specifications include a breaking capacity of 300A at its rated voltage and a melting I²t value of 9560. The operating temperature range is from -55°C to 125°C. This fuse is UL approved.

 

With its robust construction and specific electrical characteristics, the 313020 fuse is a reliable component for protecting electrical circuits from overcurrents and short circuits.

313020 Quick Information

Product Type: Fuse
Series: 313
Canonical Name: Littelfuse Inc. 313020 Fuse
Subcategory: Cartridge Fuse

313020 Compliance

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

313020 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

313020 Features

  • 20A current rating for robust protection.
  • 32VAC voltage rating suitable for AC circuits.
  • Slow blow response time for inrush current handling.
  • Cartridge glass fuse in 3AB, 3AG package.
  • Wide operating temperature range of -55°C to 125°C.

313020 Applications

  • Protects electronic circuits from overloads.
  • Suitable for applications with inrush currents.
  • Used in general industrial equipment.
  • Provides reliable circuit interruption.
  • Designed for safety and performance.

313020 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the Littelfuse 313020 fuse?

The current rating of the Littelfuse 313020 fuse is 20 Amps.

What is the voltage rating for the Littelfuse 313020 fuse?

The voltage rating for the Littelfuse 313020 fuse is 32 VAC.

What type of response time does the 313020 fuse have?

The 313020 fuse has a slow blow response time.

What are the dimensions of the Littelfuse 313020 fuse?

The dimensions of the Littelfuse 313020 fuse are 0.250" Dia x 1.250" L (6.35mm x 31.75mm).

What is the operating temperature range for this fuse?

The operating temperature range for this fuse is -55°C to 125°C.

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