Littelfuse 0215010.MXE Ceramic Fuse - Equivalent & Substitute Parts

Part Overview

The Littelfuse 0215010.MXE is a 10A 250VAC ceramic cartridge fuse with a 5mm x 20mm axial form factor, designed for through-hole mounting applications. This fuse features slow-blow response characteristics and is rated for breaking capacity of 1.5kA at rated voltage. The part is currently listed as obsolete, making identification of active equivalent components essential for ongoing procurement and system maintenance.

Substiute Parts

0215010.MXE

Littelfuse Inc.In Stock: 8830215010.MXE Datasheet

Current PartRFQ

0215010.MXEP

Littelfuse Inc.In Stock: 303350215010.MXEP Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The Littelfuse 0215010.MXEP is a direct functional equivalent to the 0215010.MXE. Substitution is valid based on the following matching parameters:

• Current Rating: 10 A (identical)
• Voltage Rating (AC): 250 V (identical)
• Fuse Type: Cartridge, Ceramic (identical)
• Package / Case: 5mm x 20mm (Axial) (identical)
• Mounting Type: Through Hole (identical)
• Response Time: Slow Blow (identical)
• Breaking Capacity @ Rated Voltage: 1.5kA (identical)
• Operating Temperature Range: -55°C ~ 125°C (identical)
• Series: 215 (identical)

The primary distinction between these parts is product status and compliance certification. The 0215010.MXEP is an active product with expanded regulatory approvals and RoHS3 compliance, whereas the 0215010.MXE is obsolete and RoHS non-compliant.

Parameter Comparison

Engineering Selection Recommendations

The 0215010.MXEP is the appropriate selection for new designs and ongoing procurement applications. This part maintains electrical and mechanical compatibility with the obsolete 0215010.MXE while offering the following advantages:

• Active product status ensures long-term availability and supply chain continuity
• RoHS3 compliance satisfies current environmental and regulatory requirements
• Expanded regulatory certifications (CE, KC, PSE, SEMKO, VDE) provide broader market acceptance
• Identical electrical performance across all critical parameters (current, voltage, breaking capacity, response time)
• Identical mechanical form factor and mounting configuration

The minor variations in DC cold resistance (0.006 Ω vs. 0.0066 Ω) and melting I²t (360.5 vs. 334.665) remain within acceptable engineering tolerances for ceramic fuse cartridges and do not affect functional compatibility in standard circuit protection applications.

Frequently Asked Questions (FAQ)

Q: Can the 0215010.MXEP be used as a direct replacement for the 0215010.MXE in existing assemblies?

A: Yes. Both parts share identical electrical ratings (10A, 250VAC), fuse type (ceramic cartridge), response characteristics (slow-blow), and physical dimensions (5mm x 20mm axial). Direct substitution is electrically and mechanically valid.

Q: What is the significance of the RoHS compliance difference?

A: The 0215010.MXE is RoHS non-compliant, while the 0215010.MXEP is RoHS3 compliant. For applications subject to RoHS regulations or customer requirements, the 0215010.MXEP is the required selection.

Q: Are there differences in breaking capacity or fault protection performance?

A: No. Both parts are rated for 1.5kA breaking capacity at rated voltage and provide identical fault protection performance in 10A, 250VAC circuits.

Q: Why do the DC cold resistance and melting I²t values differ slightly?

A: These minor variations reflect manufacturing tolerances within the ceramic fuse cartridge design. Both values remain within acceptable ranges for the 215 series specification and do not impact functional compatibility or circuit protection characteristics.

Q: Which certifications should I prioritize for my application?

A: Selection depends on target markets and regulatory requirements. The 0215010.MXEP offers broader certification coverage (CE, CSA, KC, PSE, SEMKO, UL, VDE) compared to the 0215010.MXE (CSA, K-MARK, METI, UL), making it suitable for international applications.

Q: Is the packaging difference (bulk vs. original packaging) relevant to substitution?

A: Packaging format does not affect electrical or mechanical compatibility. The 0215010.MXEP is supplied in bulk packaging, which is standard for active production parts. Component performance and form factor remain identical.