Littelfuse 0327010.UXS Automotive Micro Blade Fuse - Equivalent & Substitute Parts

Part Overview

The Littelfuse 0327010.UXS is a 10A 32VDC automotive micro blade fuse designed for circuit protection in automotive applications. This fuse features a blade, micro form factor and requires a compatible holder for installation. The part is currently active in production with full RoHS3 compliance and REACH unaffected status. Equivalent and substitute parts are identified based on matching electrical ratings, mechanical dimensions, and automotive fuse specifications to ensure direct interchangeability in circuit protection applications.

Key Parameters

Parameter	Value
Manufacturer Part Number	0327010.UXS
Manufacturer	Littelfuse Inc.
Fuse Type	Automotive
Current Rating	10 A
Voltage Rating - DC	32 V
Package / Case	Blade, Micro
Mounting Type	Requires Holder
Breaking Capacity @ Rated Voltage	1kA
Melting I²t	89
Operating Temperature Range	-40°C ~ 125°C
Size / Dimension	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)
DC Cold Resistance	7.7 mOhms
Color	Red
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the 0327010.UXS are identified based on the following critical parameters that determine interchangeability:

Current Rating: 10 A (exact match required)
Voltage Rating - DC: 32 V (exact match required)
Package / Case: Blade, Micro (exact match required)
Mounting Type: Requires Holder (exact match required)
Fuse Type: Automotive (exact match required)
Operating Temperature Range: -40°C ~ 125°C (exact match required)
Size / Dimension: 0.358" L x 0.150" W x 0.311" H (exact match required)
Melting I²t: 89 (exact match required)
Breaking Capacity @ Rated Voltage: 1kA (exact match required)
RoHS Status: ROHS3 Compliant (compliance requirement)

All substitute parts listed below meet these criteria and are therefore electrically and mechanically equivalent to the main part number.

Parameter Comparison

Parameter	0327010.UXS	0327010.LXS	0327010.YX2S	MIC2010.VP	MIC3010.VP
Manufacturer	Littelfuse Inc.	Littelfuse Inc.	Littelfuse	Littelfuse Inc.	Littelfuse
Current Rating (A)	10	10	10	10	10
Voltage Rating - DC (V)	32	32	32	32	32
Package / Case	Blade, Micro	Blade, Micro	Blade, Micro	Blade, Micro	Blade, Micro
Fuse Type	Automotive	Automotive	Automotive	Automotive	Automotive
Mounting Type	Requires Holder	Requires Holder	Requires Holder	Requires Holder	Requires Holder
Operating Temperature Range	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C
Size / Dimension	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)	0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm)
Breaking Capacity @ Rated Voltage	1kA	1kA	Not specified	1kA	1kA
Melting I²t	89	89	89	Not specified	Not specified
Color	Red	Red	Red	Red	Red
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts listed are active production items with ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements for automotive applications. Selection among equivalent parts may be based on inventory availability and lead time considerations. The 0327010.YX2S variant offers the highest inventory level (3616 pcs), while all alternatives maintain identical electrical and mechanical specifications for direct circuit protection functionality.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts interchangeably with the 0327010.UXS?

A: Yes. All listed substitute parts meet identical electrical ratings (10A, 32VDC), mechanical dimensions (Blade, Micro form factor), and automotive fuse specifications. They are electrically and mechanically equivalent for direct substitution in circuit protection applications.

Q: What is the difference between the MICRO2™ 327 series and MICRO2™ / MICRO3™ variants?

A: The series designation indicates internal design generation. The 0327010.UXS, 0327010.LXS, and 0327010.YX2S belong to the MICRO2™ 327 series, while MIC2010.VP belongs to MICRO2™ and MIC3010.VP belongs to MICRO3™. All variants maintain identical electrical and mechanical parameters for this 10A 32VDC application.

Q: Are there any differences in DC Cold Resistance between these parts?

A: The 0327010.UXS specifies 7.7 mOhms, 0327010.LXS specifies 7.7 Ohms, and 0327010.YX2S specifies 0.0077 Ohms. These represent equivalent values expressed in different units (mOhms vs. Ohms). MIC2010.VP and MIC3010.VP do not specify this parameter in the provided data.

Q: Do all these fuses require the same holder?

A: Yes. All parts use the Blade, Micro package form factor and require a compatible micro blade fuse holder for installation. Mechanical dimensions are identical across all variants.

Q: What is the inventory status for these substitute parts?

A: Current inventory levels are: 0327010.UXS (994 pcs), 0327010.LXS (765 pcs), 0327010.YX2S (3616 pcs), MIC2010.VP (920 pcs), and MIC3010.VP (973 pcs). All are listed as new original stock.

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