400A 500 VAC 500 VDC Fuse Cartridge Bolt Mount
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400A 500 VAC 500 VDC Fuse Cartridge Bolt Mount
POWR-SPEED and PSR Series High-Speed Fuses

L50QS400.V

DigiKey Part Number
5666-L50QS400.V-ND
Manufacturer
Manufacturer Product Number
L50QS400.V
Description
FUSE CRTRDGE 400A 500VAC/VDC
Manufacturer Standard Lead Time
9 Weeks
Customer Reference
Detailed Description
400A 500 VAC 500 VDC Fuse Cartridge Bolt Mount
Datasheet
 Datasheet
Product Attributes
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Category
Voltage Rating - DC
500 VDC
Manufacturer
Littelfuse Inc.
Response Time
Fast Blow
Series
Applications
Semiconductors
Packaging
Box
Approval Agency
CE, cURus, UR
Part Status
Active
Operating Temperature
-55°C ~ 125°C
Mounting Type
Bolt Mount
Breaking Capacity @ Rated Voltage
200kA AC, 50kA DC
Fuse Type
Cartridge
Package / Case
Cylindrical, Blade Terminal (Bolt)
Current Rating (Amps)
400A
Size / Dimension
1.500" Dia x 4.343" L (38.10mm x 110.31mm)
Voltage Rating - AC
500 VAC
Melting I²t
21155.0
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Available To Order
Factory Stock: 44
1 estimated in stock on 26-Jan-2027

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Box
QuantityUnit PriceExt Price
1$142.58000$142.58
5$118.22200$591.11
10$109.00800$1,090.08
50$90.13260$4,506.63
100$82.96290$8,296.29
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.