Littelfuse 02153.15VXP Ceramic Fuse 3.15A 250VAC 5x20mm - Equivalent & Substitute Parts

Part Overview

The Littelfuse 02153.15VXP is a ceramic cartridge fuse rated at 3.15A, 250VAC with slow-blow response characteristics. This component is designed for circuit protection in applications requiring a 5mm x 20mm form factor and holder-based mounting. The part is currently active in production with full international compliance certifications including UL, CE, CSA, VDE, CCC, KC, PSE, and SEMKO. Equivalent and substitute parts are necessary when primary inventory is unavailable, when alternative manufacturers are preferred for supply chain diversification, or when specific compliance certifications are required for regional markets.

Key Parameters

Parameter	Value
Current Rating	3.15 A
Voltage Rating (AC)	250 V
Response Time	Slow Blow
Package / Case	5mm x 20mm
Fuse Type	Cartridge, Ceramic
Mounting Type	Requires Holder
Breaking Capacity @ Rated Voltage	1.5kA
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the 02153.15VXP is determined by strict equivalence across the following critical parameters: current rating (3.15A), AC voltage rating (250V), response time (slow blow), physical package dimensions (5mm x 20mm), fuse type (ceramic cartridge), and mounting requirement (holder-based). All substitute parts listed maintain these core electrical and mechanical specifications. Variations in breaking capacity, melting I²t values, DC cold resistance, and approval agency certifications are noted but do not disqualify substitution when the primary parameters remain constant. Parts are grouped by manufacturer and series designation to facilitate supply chain selection.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Current Rating (A)	Voltage AC (V)	Response Time	Package	Breaking Capacity	Melting I²t	DC Cold Resistance (Ω)	Operating Temp (°C)	RoHS Status
02153.15VXP	Littelfuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	43.255	0.0283	-55 ~ 125	ROHS3
02153.15HXP	Littelfuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	43.255	0.0283	-55 ~ 125	ROHS3
02153.15MXP	Littelfuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	43.255	0.0283	-55 ~ 125	ROHS3
02153.15TXP	Littelfuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	43.255	0.0283	-55 ~ 125	ROHS3
02853.15HXP	Littelfuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	51.597	0.0269	-55 ~ 125	ROHS3
0001.2509	SCHURTER Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	33.7	—	-55 ~ 125	ROHS3
0001.2709.11	SCHURTER Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	33.7	—	-55 ~ 125	ROHS3
0659C3150-12	Bel Fuse Inc.	3.15	250	Slow Blow	5x20mm	1.5kA	24.8	0.024	-55 ~ 125	ROHS3
TCC-3.15A	OptiFuse	3.15	250	Slow Blow	5x20mm	100A	12.145	0.0607	-55 ~ 125	ROHS3
TCD-3.15A	OptiFuse	3.15	250	Slow Blow	5x20mm	1.5kA	—	—	-55 ~ 125	ROHS3

Engineering Selection Recommendations

All listed substitute parts maintain the critical electrical and mechanical parameters required for direct substitution with the 02153.15VXP. Selection among equivalents should be based on the following factors:

Littelfuse series 215 parts (02153.15HXP, 02153.15MXP, 02153.15TXP) provide identical electrical characteristics and full compliance with CCC, CE, CSA, KC, PSE, SEMKO, UL, and VDE certifications. These are preferred for applications requiring maximum certification coverage.

Littelfuse series 285 part (02853.15HXP) maintains equivalent electrical performance with PSE certification focus and differs in melting I²t (51.597 vs 43.255) and DC cold resistance (0.0269 vs 0.0283 Ohms). This variant is suitable for applications prioritizing PSE compliance.

SCHURTER parts (0001.2509, 0001.2709.11) provide equivalent performance with extended DC voltage rating (300V DC) and certifications including CCC, cURus, VDE, and PSE/JET. These are suitable when DC voltage capability is a system requirement.

Bel Fuse 0659C3150-12 maintains full electrical equivalence with CCC, cURus, PSE, and VDE certifications. Lower melting I²t (24.8) and DC cold resistance (0.024 Ohms) indicate faster thermal response characteristics.

OptiFuse TCC-3.15A and TCD-3.15A provide electrical equivalence with cULus/UL 248 and cURus/IEC 60127 certifications respectively. TCC-3.15A features lower breaking capacity (100A vs 1.5kA) and higher DC cold resistance (0.0607 Ohms). TCD-3.15A maintains 1.5kA breaking capacity.

Frequently Asked Questions (FAQ)

Q: Can I substitute 02153.15HXP for 02153.15VXP without circuit redesign?

A: Yes. Both parts are Littelfuse series 215 ceramic cartridge fuses with identical current rating (3.15A), voltage rating (250VAC), response time (slow blow), package dimensions (5x20mm), and breaking capacity (1.5kA). They are direct parametric equivalents.

Q: What is the difference between Littelfuse series 215 and series 285 fuses?

A: Series 215 (02153.15VXP, 02153.15HXP, 02153.15MXP, 02153.15TXP) and series 285 (02853.15HXP) maintain identical electrical ratings and package specifications. Series 285 differs in melting I²t (51.597 vs 43.255) and DC cold resistance (0.0269 vs 0.0283 Ohms), indicating slightly different thermal response. Series 285 carries PSE certification while series 215 includes broader international certifications (CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE).

Q: Are SCHURTER fuses compatible with Littelfuse fuse holders?

A: SCHURTER parts 0001.2509 and 0001.2709.11 maintain the same 5mm x 20mm package dimensions and holder-based mounting requirement as the 02153.15VXP. Physical compatibility with existing holders is confirmed. Electrical equivalence is maintained across all critical parameters.

Q: What does breaking capacity mean, and why does it vary among substitutes?

A: Breaking capacity is the maximum current the fuse can safely interrupt at rated voltage. The 02153.15VXP has 1.5kA breaking capacity. OptiFuse TCC-3.15A has 100A breaking capacity. Both are suitable for 3.15A circuit protection; the difference reflects design margin and fault current handling capability. Selection should match the maximum prospective fault current in the application.

Q: Can I use OptiFuse TCC-3.15A if my application requires 1.5kA breaking capacity?

A: No. The TCC-3.15A has 100A breaking capacity, which is insufficient for applications requiring 1.5kA fault current interruption. Use TCD-3.15A (1.5kA breaking capacity) or other equivalents with matching 1.5kA specification.

Q: Do all substitute parts have the same RoHS compliance status?

A: Yes. All listed substitute parts are ROHS3 compliant, matching the 02153.15VXP compliance status.

Q: Which substitute offers the broadest international certification coverage?

A: Littelfuse series 215 parts (02153.15HXP, 02153.15MXP, 02153.15TXP) provide the most comprehensive certification coverage with CCC, CE, CSA, KC, PSE, SEMKO, UL, and VDE approvals, identical to the 02153.15VXP.

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