Fuse Block Datasheet
520 Series
Metric OMNI-BLOK® Molded Base Fuse Block for 5×20mm Fuses
Product Dimensions [mm]
Solder Terminals Type (520 004):
Q.C. Terminals Type (520 003 and 520 005-GY):
10A
10A
.110" [2.8 mm]
.110" [2.8 mm]
520
520
.090" DIA. THRU
[2.3 mm]
.07"x.13 HOLE
[1.8x3.3 mm]
.090" DIA. THRU
[2.3 mm]
1.44"
[36.6 mm]
1.44"
[36.6 mm]
520 003
520 004
45
45
.54"
[13.7 mm]
.50"
.54"
.50"
[12.7]
.016" [13.7 mm]
[.41]
[12.7]
.016"
[.41]
.92"
[23.4]
.92"
[23.4]
.40"
[10.2]
.40"
[10.2]
1.44"
520 005-GY
45
PC Board Mount Type (520 101):
.54"
.50"
10A
.016"
.040 DIA.
[1.0]
.428"
[10.9]
.92"
520
.40"
.50"
[12.7]
.016"
.18"
[4.6]
.03" [.8] STANDOFF
.04"
[1.0]
1.03" [26.2] WITH A 5X20mm
FUSE INSTALLED
.40"
[10.2]
.050" [1.3]
.055" TYP. [1.4]
.005
.950
24.13
.13]
RECOMMENDED HOLE PATTERN
Ordering Information
Ordering PN
Part Number
Clip/Terminal Material
Anti-Rotation Boss
Packing
SolderTerminalsType
05200004Z
520 004
Brass
No
Bulk starting at 1 piece
Q.C.Terminals (NEMA Style .110”)Type
05200003Z
520 003
Brass
Brass
No
Bulk starting at 1 piece
Bulk starting at 1 piece
05200005 ZXGY
520 005 GY
Yes
PC Board MountType
05200101Z
520 101
Brass
No
Bulk starting at 1 piece
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their
own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics.
© 2022 Littelfuse, Inc.
Specifications are subject to change without notice.
2
Revised: GD. 12/08/22