Littelfuse 02853.15MXRP Ceramic Fuse 3.15A 250VAC 5x20mm - Equivalent & Substitute Parts

Part Overview

The Littelfuse 02853.15MXRP is a 3.15 A, 250 V AC ceramic cartridge fuse in 5mm x 20mm form factor, designed for circuit protection in applications requiring slow-blow response characteristics. This part operates across -55°C to 125°C and meets PSE approval requirements. The 02853.15MXRP is classified as obsolete, necessitating identification of active equivalent and substitute parts for ongoing procurement and system maintenance.

Key Parameters

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

Substitute Part Grouping Explanation

Substitution for the 02853.15MXRP is determined by strict equivalence across the following parameters: current rating (3.15 A), AC voltage rating (250 V), fuse type (ceramic cartridge), package dimensions (5mm x 20mm), response time (slow blow), breaking capacity (1.5 kA), and operating temperature range (-55°C to 125°C).

Substitute parts are grouped into two categories:

Category 1: Littelfuse Series 215 Active Equivalents — Parts 02153.15MXP, 02153.15HXP, 02153.15MXBP, 02153.15MXGP, 02153.15TXP, and 02153.15VXP maintain identical electrical and mechanical specifications to the main part. These parts are active products with expanded approval certifications (CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE) compared to the obsolete 02853.15MXRP.

Category 2: Littelfuse Series 285 Active Equivalents — Parts 02853.15HXP and 02853.15MXP are active variants within the same 285 series as the main part, maintaining identical specifications including PSE approval and melting I²t value of 51.597.

Category 3: SCHURTER Cross-Manufacturer Equivalents — Parts 0001.2509 and 0001.2709.11 from SCHURTER Inc. provide parametric equivalence with identical current, AC voltage, package, and response time. These parts support 300 V DC in addition to 250 V AC, with melting I²t of 33.7 and broader approval certifications (CCC, cURus, KC, PSE/JET, VDE for 0001.2509; CCC, cURus, VDE for 0001.2709.11).

Parameter Comparison

Part Number	Manufacturer	Series	Current (A)	Voltage AC (V)	Voltage DC (V)	Package	Response Time	Breaking Capacity (kA)	Melting I²t	Product Status	Approval Agencies
02853.15MXRP	Littelfuse	285	3.15	250	—	5x20mm	Slow Blow	1.5	51.597	Obsolete	PSE
02153.15MXP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02153.15HXP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02153.15MXBP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02153.15MXGP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02153.15TXP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02153.15VXP	Littelfuse	215	3.15	250	—	5x20mm	Slow Blow	1.5	43.255	Active	CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
02853.15HXP	Littelfuse	285	3.15	250	—	5x20mm	Slow Blow	1.5	51.597	Active	PSE
02853.15MXP	Littelfuse	285	3.15	250	—	5x20mm	Slow Blow	1.5	51.597	Active	PSE
0001.2509	SCHURTER	SPT 5x20	3.15	250	300	5x20mm	Slow Blow	1.5	33.7	Active	CCC, cURus, KC, PSE/JET, VDE
0001.2709.11	SCHURTER	SMD-SPT	3.15	250	300	5x20mm	Slow Blow	1.5	33.7	Active	CCC, cURus, VDE

Engineering Selection Recommendations

For replacement of the obsolete 02853.15MXRP, the following selection criteria apply:

Primary Recommendation: Littelfuse Series 215 Parts (02153.15MXP, 02153.15HXP, 02153.15MXBP, 02153.15MXGP, 02153.15TXP, 02153.15VXP) — These parts are active Littelfuse products with expanded approval certifications including CCC, CE, CSA, KC, PSE, SEMKO, UL, and VDE. All maintain identical electrical and mechanical specifications to the main part. Selection among these variants should be based on packaging availability and inventory requirements.

Secondary Recommendation: Littelfuse Series 285 Active Variants (02853.15HXP, 02853.15MXP) — These parts maintain the same series designation as the obsolete 02853.15MXRP with identical melting I²t (51.597) and PSE approval. These are suitable for applications where series continuity is required.

Cross-Manufacturer Alternative: SCHURTER Parts (0001.2509, 0001.2709.11) — These parts provide parametric equivalence with identical current, AC voltage, package, and response time. The addition of 300 V DC rating provides enhanced capability for dual-voltage applications. Part 0001.2509 offers broader approval certifications (CCC, cURus, KC, PSE/JET, VDE) compared to 0001.2709.11 (CCC, cURus, VDE).

Frequently Asked Questions (FAQ)

Q: Can the Littelfuse Series 215 parts directly replace the obsolete 02853.15MXRP?

A: Yes. The Series 215 parts (02153.15MXP, 02153.15HXP, 02153.15MXBP, 02153.15MXGP, 02153.15TXP, 02153.15VXP) maintain identical current rating (3.15 A), AC voltage (250 V), package dimensions (5x20mm), response time (slow blow), breaking capacity (1.5 kA), and operating temperature range (-55°C to 125°C). These parts are active products with expanded approval certifications.

Q: What is the difference between Littelfuse Series 285 and Series 215 parts?

A: Both series maintain identical electrical and mechanical specifications for the 3.15 A, 250 V AC application. The primary difference is approval agency certifications. Series 215 parts carry broader certifications (CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE), while Series 285 parts carry PSE approval. Series 285 parts maintain the same melting I²t value (51.597) as the obsolete 02853.15MXRP, whereas Series 215 parts have a melting I²t of 43.255.

Q: Can SCHURTER parts 0001.2509 or 0001.2709.11 be used as direct replacements?

A: Yes, with consideration of additional capability. Both SCHURTER parts maintain identical current (3.15 A), AC voltage (250 V), package (5x20mm), response time (slow blow), and breaking capacity (1.5 kA). The SCHURTER parts additionally support 300 V DC operation, providing enhanced voltage capability. Melting I²t differs at 33.7 compared to the main part's 51.597, reflecting different thermal response characteristics within the same slow-blow classification.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, consistent with the main part specification.

Q: What packaging options are available for the substitute parts?

A: All substitute parts are supplied in bulk packaging. The 02153.15MXP is designated as the manufacturer-recommended part. Inventory availability varies: 02153.15MXP (3808 pcs), 02153.15HXP (1817 pcs), 02153.15MXBP (769 pcs), 02153.15MXGP (898 pcs), 02153.15TXP (732 pcs), 02153.15VXP (1041 pcs), 02853.15HXP (1160 pcs), 02853.15MXP (1053 pcs), 0001.2509 (38761 pcs), and 0001.2709.11 (1388 pcs).

Q: Do all substitute parts require a fuse holder?

A: Yes. All substitute parts are cartridge-type fuses requiring a holder for installation, consistent with the main part's mounting requirement.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message