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PCB version

Series: ASO 10.3x38

Free Sample Request

Midget Fuse, 10.3 x 38 mm, 1000 VDC, Photovoltaic, gPV

26 Variants

Description ASO 10.3x38


  • Meets the new UL and IEC photovoltaic standards
  • UL Recognized for 1000 VDC
  • High breaking capacity of 20 kA @ 1000 VDC
  • Low min. interrupting rating of 1.35 x In
  • Meets the requirements of IEC 61730-2 for PV module safety


  • All photovoltaic applications
  • Inverters
  • Battery charge controllers
  • In-line protection
  • String fuses
Date Subcategory Language Title Download
White Paper English White Paper Fuse Selection
PCS English ASO 10.3x38 15A to 30A PCS
PCS English ASO 10.3x38, 15A to 30A PCS
PCS English ASO 10.3x38, 2A to 12A PCS
PCS English ASO 10.3x38 2A to 12A PCS
PCN English ASO 10.3x38 PCN

Rated Voltage

1000 VDC

Rated current

1 - 30 A

Breaking Capacity

20 kA




Insert, PCB/THT

Admissible Ambient Air Temp.

-50 °C to 125 °C

Unit Weight

8.3 g

Storage Conditions

0 °C to 60 °C, max. 70% r.h.

Product Marking

S_SCHURTER_Logo, Type, Rated current, Rated Voltage, Breaking Capacity, Characteristic, Approvals

Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in  
Details about Approvals


The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.

Approval Reference Type: ASO 10.3x38

Approval Logo Certificates Certification Body Description
Approval marks UL UL UL File Number: E345791

Application standards

Application standards where the product can be used

Organization Design Standard Description
Partners IEC_Certification_Body Designed for applications acc. IEC/UL 60950 IEC 60950-1 includes the basic requirements for the safety of information technology equipment.


The product complies with following Guide Lines

Identification Details Initiator Description
Approval marks CE Selbsteklaration SCHURTER AG The CE marking declares that the product complies with the applicable requirements laid down in the harmonisation of Community legislation on its affixing in accordance with EU Regulation 765/2008.
Environment_Safety RoHS_Logo_color_CMYK_tif SCHURTER AG EU Directive RoHS 2011/65/EU
Environment_Safety China_RoHS_e_konform_eps SCHURTER AG The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March 2007. It is similar to the EU directive RoHS.
Environment_Safety REACH SCHURTER AG On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as "REACH") entered into force.


Picture(s) Selection of product pictures to display a specific variant of the type


Type Corresponds to a product series and includes various distinct variants. On the type of descriptive data are summarized, eg in the data sheet

Order Number

Order Number Unique part number for placing an order

Configuration key

Configuration key The configuration key of a product consists of the composite key values, which describe the different kinds of attribut distinction.

Model Description

Model Description Abbreviated description of the CAD model


IGS Also mentioned as IGES ( Initial Graphics Exchange Specification). Common program indipendent interchange format for 3D CAD data.


Step Also mentioned as STEP ( Standard for the Exchange of Product Model Data). Common program indipendent interchange format for 3D CAD data standardized according ISO standard.


Parasolid Parasolid modeling kernel is a 3D CAD systems. It is developed by a separate business unit within the Unigraphics Solutions (UGS), now Siemens PLM Software.


DXF (Drawing Interchange Format) is a specified by the Autodesk file format for CAD data exchange, and was developed for the 2D-CAD program AutoCAD. A DXF file describes a CAD model as plain text to the ASCII standard.

ASO 10.3x38 ASO 10.3x38
0090.0001 0090.0002 0090.0003 0090.0004 0090.0005 0090.0006 0090.0008 0090.0010 0090.0012 0090.0015 0090.0020 0090.0025 0090.0030
ASO 10.3x38 ASO 10.3x38 PCB
0090.1001 0090.1002 0090.1003 0090.1004 0090.1005 0090.1006 0090.1008 0090.1010 0090.1012 0090.1015 0090.1020 0090.1025 0090.1030

Dimension [mm]


Panel cut-out for front mounting

Derating Curves

Percentage of Rating [%]
Ambient Temperature [°C]

Pre-Arcing Time

Rated Current In 1.0 x In min. 1.13 x In min. 1.35 x In max. 1.45 x In max. 2.0 x In max.
1 A - 30 A 60 min 60 min 60 min 60 min 4 min


Time in Seconds
Current in Amperes

Short Table of Variants ASO 10.3x38

Rated Current [A] Mounting Rated Voltage [VDC] Order Number A=Most Popular

A=Most Popular

Most popular products have the following customer benefits:

- previously ordered by multiple customers
- generally in stock for immediate delivery
- early adoption or mature life cycle

Contact us for availability on other product variants, lead-times vary:

Availability for all products can be searched real-time. Enter part number and required quantity:

Stock Check SCHURTER

Free Sample

Free Sample

Please ask for free sample in order to check if the products meets your requirement for your application. Send your delivery adress and your specific requirements.

Distributor Stock Check

Distributor Stock Check

The following links reffers to the inquiry form for distributors stock information of the selected products. It allows checking for the available amount and optionally to place an order at your selected partner.

Distributor Stock Check

Stock Check Distributor

1 Standard 1000 0090.0001  A  ...
2 Standard 1000 0090.0002  A  ...
3 Standard 1000 0090.0003  A  ...
4 Standard 1000 0090.0004  A  ...
5 Standard 1000 0090.0005  A  ...
6 Standard 1000 0090.0006  A  ...
8 Standard 1000 0090.0008  A  ...
10 Standard 1000 0090.0010  A  ...
12 Standard 1000 0090.0012  A  ...
15 Standard 1000 0090.0015  A  ...
20 Standard 1000 0090.0020  A  ...
25 Standard 1000 0090.0025  A  ...
30 Standard 1000 0090.0030  A  ...
1 PCB 1000 0090.1001 ...
2 PCB 1000 0090.1002 ...
3 PCB 1000 0090.1003 ...
4 PCB 1000 0090.1004 ...
5 PCB 1000 0090.1005 ...
6 PCB 1000 0090.1006 ...
8 PCB 1000 0090.1008 ...
10 PCB 1000 0090.1010 ...
12 PCB 1000 0090.1012 ...
15 PCB 1000 0090.1015 ...
20 PCB 1000 0090.1020 ...
25 PCB 1000 0090.1025 ...
30 PCB 1000 0090.1030 ...

Most Popular.

1) 20 kA @ 1000 VDC, L/R < 2ms

Corresponding Fuseholder (3)

[Swipe to the left and right for more options]

Corresponding Cover (1)

[Swipe to the left and right for more options]

Zubehör (3)

[Swipe to the left and right for more options]

ESO 10.3x38

Fuse Inserter/Extractor with Cover Function for 10.3x38 mm Fuses in Clips, Patent Pending


10.3 x 38 mm, IP 20


10.3 x 38 mm, IP 20

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