Cartridge Fuse Holders
Enclosed Fuseholders > Panel/Circuit Board Mounted
850/851/852/853 Series Enclosed Fuse Holders for 5×20mm Fuses
RoHS Pb
Product Characteristics
850 Series Holder
Panel Mounted (IP40)
855 Cap
Without Silicon Ring (IP 40)
851 Series Holder
Panel Mounted (IP54)
850/851 Series
Compatible Fuse
Materials
852/853 Series
5×20mm
Holder: B
lack Thermoplastic
Cap: Black Thermoplastic
Both UL94VO
Sealing Ring:Silicon (Cap 856)
Metal Parts: Copper alloy, corrosion protected
Terminals: Solderable tinned
Rated Voltage: 250V
852 Series Holder
Circuit Board Mounted (IP40)
Electrical Data (23ºC)
856 Cap
With Silicon Ring (IP 54)
853 Series Holder
Circuit Board Mounted (IP54)
Mounting
Agency
850
851
852
400345355
40033885
E70164
Additional Information
Datasheet
850 Series
Resources
850 Series
Samples
850 Series
Protection Class &
Category
IP 40 (with Cap 855 acc. to IEC 60529)
IP 54 (with Cap 856 acc. to IEC 60529)
PC2 (IEC 60127-6)
Operating Temp.
-40ºC to +85ºC
Climatic Test
-40ºC/+85ºC/21 days (IEC 60068-2-1...3)
Resources
851 Series
Samples
851 Series
-
Stock Conditions
0°C to 60°C, Max 70% R.H.
Contact Resistance
≤ 5mΩ at 20mV
Impulse Voltage
4 kV, 50Hz, 1 min., dry
Insulation Resistance
> 103 MΩ (500VDC, 1 min.)
Solderability
350°C/2 sec. acc to IEC
60068-2-20, Test Ta,
method 2
Soldering Heat
Resistance
Datasheet
851 Series
(2) Solder pins
0.5mm×1.1mm
Terminals
853
Agency File Number
Rated Power:
3.2W (VDE)
12.7mm diameter
D-hole or 13mm round
hole Admissible torque
on plastic hex nut is
1.2Nm
Rated Current:
6.3A (VDE)
12A (UL)
Rated Power:
2W (VDE)
Solderable only,
4mm×0.5mm (850)
Solderable or 2.8mm
quick connect - fits
0.5mm tab (851)
Agency Approval
Part Number
Rated Current:
10A (UL and VDE)
Minimum Cross
Section
Marking
Unit Weight
235°C/2 sec. acc to IEC
60068-2-20, Test Tb,
method 1
350°C/10 sec. acc to
260°C/10 sec. acc to
IEC 60068-2-20, Test Tb. IEC 60068-2-20, Test Tb,
method 2
method 1A
Conducting path Conductor - 1.5mm2
0.2mm2
Part No., 250V, Approvals
4.1g (850) / 1.8g (855)
3.2g (852) / 1.8g (855)
4.2g (851) / 1.9g (856)
3.2g (853) / 1.9g (856)
Note: Refer to Fuseology for information on proper fuseholder re-rating.
Datasheet
852 Series
Resources
852 Series
Samples
852 Series
Datasheet
853 Series
Resources
853 Series
Samples
853 Series
© 2019 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/19
Cartridge Fuse Holders
Enclosed Fuseholders > Panel/Circuit Board Mounted
Dimensions
Ordering Information
850 Series
851 Series
Ø15 + 0,3
11,9 -0,15
SW14
9,4
Ø15 + 0,3
Packaging
85500001009
Bulk 100
Cap, w/silicon ring (IP54)
85600001009
Bulk 100
850 Series Holder (IP40)
85000001009
Bulk 100
851 Series Holder (IP54)
85100001009
Bulk 100
852 Series Holder (IP40)
85200001009
Bulk 100
853 Series Holder (IP54)
85300001009
Bulk 100
13 -0,3
12 -0,1
M12,7x1,5
16,2
12,7 -0,1
2,8
11,9±0,15
SW14
9,4
852/853 Series
Ø12,4 +0,15
Ordering Number
0,5
33 +0,4
34,6 +0,4
16,2
max. 7
38,4 +0,5
0,5
4 +0,2
4 +0,2
M12,7x1,5
max. 7
Description
Cap, w/out ring (IP40)
855 Series
855 Cap
6
32,8
Ø8,3 + 0,3
+0,1
0,2
4
1,8
1
0,5
4,5 +0,5
14,2
20,8 + 0,5
1,05 +0,05
10 +0,3
0,2
+0,1
12,4 0,05
856 Cap
1
6
Ø8,3 + 0,3
10 + 0,1
Ø1,3 + 0,1
1,8
12,4 +0,1
0,05
856 Series
14,2
Holes in the printed circuit board: 1,3 +0,1
20,8 + 0,5
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.
© 2019 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/19
