BK/S520-V-20-R is out of stock and can be placed on backorder.
Available Substitutes:

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Littelfuse Inc.
In Stock: 813
Unit Price: $6.97000
Datasheet
20 A 420 V Fuse Cartridge, Ceramic Through Hole 5mm x 20mm (Axial)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
20 A 420 V Fuse Cartridge, Ceramic Through Hole 5mm x 20mm (Axial)
Bussmann Series 420 Vac Ceramic Fuses -S520 Series

BK/S520-V-20-R

DigiKey Part Number
283-BK/S520-V-20-R-ND
Manufacturer
Manufacturer Product Number
BK/S520-V-20-R
Description
FUSE CERAMIC 20A 420VAC 5X20MM
Manufacturer Standard Lead Time
19 Weeks
Customer Reference
Detailed Description
20 A 420 V Fuse Cartridge, Ceramic Through Hole 5mm x 20mm (Axial)
Datasheet
 Datasheet
Product Attributes
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Category
Response Time
Fast Blow
Mfr
Package / Case
Series
Breaking Capacity @ Rated Voltage
300A
Packaging
Bulk
Melting I²t
420.0
Part Status
Active
Approval Agency
TUV, UR
Mounting Type
Through Hole
Operating Temperature
-55°C ~ 125°C
Fuse Type
Size / Dimension
0.236" Dia x 0.831" L (6.00mm x 21.10mm)
Current Rating (Amps)
DC Cold Resistance
0.005 Ohms
Voltage Rating - AC
420 V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
0487020.MXEPLittelfuse Inc.813F8256-ND$6.97000Similar
In-Stock: 0
91 expected in stock on 25-Feb-2027
9 estimated in stock on 30-Apr-2027
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$7.01000$7.01
5$5.81800$29.09
10$5.36900$53.69
50$4.45260$222.63
100$4.10620$410.62
300$3.60873$1,082.62
500$3.39696$1,698.48
1,000$3.12773$3,127.73
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.