Equivalent & Substitute Parts for 0215010.MXESPP

Part Overview

The 0215010.MXESPP is a 10 A 250 V AC/DC ceramic cartridge fuse manufactured by Littelfuse Inc. in the 215SP series. This through-hole fuse is designed for 5mm x 20mm axial mounting applications with slow-blow response characteristics. The part is active in production with 1377 units currently in stock. Alternative equivalent and substitute parts are necessary to support supply chain flexibility, extended lead times, or regional availability requirements while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Current Rating	10 A
Voltage Rating (AC)	250 V
Fuse Type	Cartridge, Ceramic
Response Time	Slow Blow
Package / Case	5mm x 20mm (Axial)
Mounting Type	Through Hole
Breaking Capacity @ Rated Voltage	1.5 kA
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the 0215010.MXESPP is determined by strict equivalence across the following critical parameters:

Current Rating: 10 A (exact match required)
Voltage Rating (AC): 250 V (exact match required)
Fuse Type: Cartridge, Ceramic (exact match required)
Response Time: Slow Blow (exact match required)
Mounting Type: Through Hole (exact match required)
Breaking Capacity @ Rated Voltage: 1.5 kA (exact match required)
Operating Temperature Range: -55°C ~ 125°C (exact match required)
RoHS Status: ROHS3 Compliant (exact match required)

All substitute parts listed below meet these criteria. Minor variations in physical dimensions (diameter and length within the 5mm x 20mm nominal specification), DC cold resistance, melting I²t values, and approval agency certifications do not affect functional substitutability for this application.

Parameter Comparison

Parameter	0215010.MXESPP (Littelfuse)	0215010.MXEP (Littelfuse)	5HTP 10-R (Bel Fuse)	TUC UDA-P 10A 250V (Conquer)
Current Rating (Amps)	10 A	10 A	10 A	10 A
Voltage Rating - AC	250 V	250 V	250 V	250 V
Fuse Type	Cartridge, Ceramic	Cartridge, Ceramic	Cartridge, Ceramic	Cartridge, Ceramic
Response Time	Slow Blow	Slow Blow	Slow Blow	Slow Blow
Package / Case	5mm x 20mm (Axial)	5mm x 20mm (Axial)	5mm x 20mm (Axial)	5mm x 20mm (Axial)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Breaking Capacity @ Rated Voltage	1.5 kA	1.5 kA	1.5 kA	1.5 kA
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
DC Cold Resistance	0.0066 Ω	0.0066 Ω	0.007 Ω	0.0059 Ω
Melting I²t	334.665	334.665	601	331.2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts are active products with ROHS3 compliance and are suitable for direct replacement of the 0215010.MXESPP based on electrical and mechanical parameter equivalence.

0215010.MXEP (Littelfuse): This part is the manufacturer-recommended equivalent from Littelfuse Inc. It carries the same electrical specifications and is available in higher inventory (30315 units). Approval agencies include CE, CSA, KC, PSE, SEMKO, UL, and VDE, providing broader regional certification coverage than the primary part.

5HTP 10-R (Bel Fuse): This part is manufactured by Bel Fuse Inc. and meets all critical electrical parameters. It carries CE, CSA, PSE, and UR certifications. Physical dimensions vary slightly (5.50mm x 21.00mm) within the nominal 5mm x 20mm specification. Inventory availability is 3555 units.

TUC UDA-P 10A 250V (Conquer): This part is a parametric equivalent manufactured by Conquer. It meets all critical electrical parameters with certifications including CCC, cURus, KC, PSE, and TUV. Physical dimensions match the primary part (5.20mm x 20.00mm). Inventory availability is 2089 units.

Frequently Asked Questions (FAQ)

Q: Can 0215010.MXEP be used as a direct replacement for 0215010.MXESPP?

A: Yes. Both parts are manufactured by Littelfuse Inc. and share identical electrical specifications: 10 A, 250 V AC, ceramic cartridge, slow-blow response, 1.5 kA breaking capacity, and -55°C to 125°C operating range. The primary difference is the series designation (215 vs. 215SP) and physical dimensions (5.80mm x 22.50mm vs. 5.20mm x 20.00mm), which remain within the 5mm x 20mm nominal specification for through-hole mounting.

Q: Are there certification differences between the substitute parts?

A: Yes. The 0215010.MXEP includes additional certifications (KC, SEMKO, UL, VDE) compared to the primary part. The 5HTP 10-R and TUC UDA-P 10A 250V each carry different regional certifications. Selection should account for the specific regulatory requirements of the target application and market.

Q: What is the significance of the melting I²t variation?

A: The melting I²t value indicates the thermal energy required to melt the fuse element. While the primary part and TUC UDA-P 10A 250V have similar values (334.665 vs. 331.2), the 5HTP 10-R has a higher value (601). All parts meet the 1.5 kA breaking capacity requirement. The variation reflects different fuse element designs but does not affect substitutability for applications designed around the 10 A, 250 V specification.

Q: Can physical dimension variations affect installation?

A: The substitute parts have nominal dimensions within the 5mm x 20mm axial cartridge specification. The 0215010.MXEP (5.80mm x 22.50mm) and 5HTP 10-R (5.50mm x 21.00mm) show minor variations from the primary part (5.20mm x 20.00mm). These variations are within standard manufacturing tolerances for this fuse category and do not affect through-hole mounting compatibility.

Q: Which substitute part offers the best inventory availability?

A: The 0215010.MXEP offers the highest inventory level at 30315 units, followed by 5HTP 10-R at 3555 units and TUC UDA-P 10A 250V at 2089 units. The primary part 0215010.MXESPP has 1377 units in stock.

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