3SB 500-R is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $1.44000
Datasheet

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $1.31000
Datasheet

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $1.31000
Datasheet

Similar


Littelfuse Inc.
In Stock: 0
Unit Price: $4.72302
Datasheet
500 mA 250 V Fuse Cartridge, Glass Requires Holder 3AB, 3AG, 1/4" x 1-1/4"
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

3SB 500-R

DigiKey Part Number
5923-3SB500-R-ND
Manufacturer
Manufacturer Product Number
3SB 500-R
Description
FUSE GLASS 500MA 250VAC 3AB 3AG
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
500 mA 250 V Fuse Cartridge, Glass Requires Holder 3AB, 3AG, 1/4" x 1-1/4"
Datasheet
 Datasheet
EDA/CAD Models
3SB 500-R Models
Product Attributes
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Category
Response Time
Slow Blow
Mfr
Package / Case
Series
Breaking Capacity @ Rated Voltage
200A
Packaging
Bulk
Melting I²t
4.43
Part Status
Active
Approval Agency
CE, CSA, cULus
Mounting Type
Requires Holder
Operating Temperature
-55°C ~ 125°C
Fuse Type
Size / Dimension
0.250" Dia x 1.252" L (6.35mm x 31.80mm)
Current Rating (Amps)
DC Cold Resistance
1.4 Ohms
Voltage Rating - AC
250 V
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
0313.500HXPLittelfuse Inc.0F2538-ND$1.44000Direct
0313.500MXPLittelfuse Inc.0F1764-ND$1.31000Direct
0313.500VXPLittelfuse Inc.0F10047-ND$1.31000Direct
0313.500VXIDPLittelfuse Inc.00313.500VXIDP-ND$4.72302Similar
In-Stock: 0
1,000 estimated in stock on 04-Dec-2026
Request Stock Notification
All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.92000$0.92
5$0.76200$3.81
10$0.70300$7.03
50$0.58360$29.18
100$0.53850$53.85
250$0.48408$121.02
500$0.44644$223.22
1,000$0.41158$411.58
5,000$0.34013$1,700.65
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.