Littelfuse 0285015.MXP Ceramic Fuse 15A 250VAC 5x20mm - Equivalent & Substitute Parts

Part Overview

The Littelfuse 0285015.MXP is a ceramic cartridge fuse rated for 15 amperes at 250 volts AC/DC with slow-blow response characteristics. This fuse is designed for applications requiring overcurrent protection in industrial and commercial equipment. The component is mounted within a fuse holder and operates across a temperature range of -55°C to 125°C. The part maintains active product status with ROHS3 compliance and PSE approval certification. Substitute parts may be required due to inventory availability, supply chain considerations, or specific application requirements where alternative manufacturers' components meet equivalent electrical and mechanical specifications.

Key Parameters

Parameter	Value
Current Rating	15 A
Voltage Rating (AC)	250 V
Fuse Type	Cartridge, Ceramic
Response Time	Slow Blow
Package / Case	5mm x 20mm
Mounting Type	Requires Holder
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the 0285015.MXP are qualified based on the following critical parameters that must match or exceed the main part specifications:

Current Rating: 15 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)
Package / Case: 5mm x 20mm (exact match required)
Mounting Type: Requires Holder (exact match required)
Operating Temperature Range: -55°C ~ 125°C (minimum requirement)
RoHS Status: ROHS3 Compliant (minimum requirement)

All substitute parts listed meet these core electrical and mechanical parameters, ensuring direct functional equivalence in applications designed for the 0285015.MXP.

Parameter Comparison

Parameter	0285015.MXP (Littelfuse)	0215015.MXP (Littelfuse)	TCC-15A (OptiFuse)	TCD-15A (OptiFuse)
Manufacturer	Littelfuse Inc.	Littelfuse	OptiFuse	OptiFuse
Current Rating (Amps)	15 A	15 A	15 A	15 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	5mm x 20mm	5mm x 20mm	5mm x 20mm
Mounting Type	Requires Holder	Requires Holder	Requires Holder	Requires Holder
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Breaking Capacity @ Rated Voltage	500 A	500 A	750 A	1.5 kA
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain active product status and ROHS3 compliance, ensuring regulatory alignment with the original 0285015.MXP specification.

The Littelfuse 0215015.MXP (Series 215) provides direct manufacturer equivalence with PSE, SEMKO, and UL certifications. This part is suitable for applications where Littelfuse product continuity is preferred.

The OptiFuse TCC-15A (Series TCC) carries cULus and UL 248 certifications with a breaking capacity of 750 A, exceeding the original part's 500 A rating. This component is appropriate for applications requiring enhanced fault current handling.

The OptiFuse TCD-15A (Series TCD) features IEC 60127 approval with a breaking capacity of 1.5 kA, providing the highest fault current rating among the substitute options. This part is suitable for applications requiring international standards compliance and maximum breaking capacity.

Selection should be based on certification requirements specific to the end application and geographic market requirements.

Frequently Asked Questions (FAQ)

Q: Can the 0215015.MXP be used as a direct replacement for the 0285015.MXP?

A: Yes. Both parts are manufactured by Littelfuse, share identical electrical ratings (15 A, 250 V AC), ceramic cartridge construction, slow-blow response, and 5mm x 20mm package dimensions. The primary difference is the series designation (215 vs. 285) and certification scope.

Q: What is the difference between the Littelfuse and OptiFuse substitute options?

A: The Littelfuse 0215015.MXP maintains manufacturer continuity with expanded certifications (PSE, SEMKO, UL). The OptiFuse TCC-15A and TCD-15A provide equivalent electrical performance with different approval agencies and higher breaking capacity ratings (750 A and 1.5 kA respectively).

Q: Are all substitute parts physically compatible with existing fuse holders?

A: Yes. All substitute parts conform to the 5mm x 20mm package dimension and require a standard fuse holder. Physical compatibility is guaranteed across all listed options.

Q: What does "slow-blow" response mean?

A: Slow-blow fuses tolerate temporary current surges without opening, responding only to sustained overcurrent conditions. All listed parts share this characteristic, ensuring consistent protection behavior in the application.

Q: Which substitute part has the highest breaking capacity?

A: The OptiFuse TCD-15A provides the highest breaking capacity at 1.5 kA, compared to 500 A for the original 0285015.MXP and 750 A for the TCC-15A.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance, meeting environmental and hazardous substance restrictions.

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