SCHURTER 7010.7010.39 Board Mount Fuse – Equivalent & Substitute Parts

Part Overview

The SCHURTER 7010.7010.39 is a 63 mA, 125 V AC/DC board mount fuse with fast blow response characteristics, designed for through-hole cartridge mounting in non-standard axial configuration. This component is classified as obsolete, which necessitates identification of functionally equivalent substitute parts for ongoing design support and procurement continuity. The part carries CSA and UR approvals and operates across a temperature range of -55°C to 85°C.

Key Parameters

Parameter	Value
Current Rating	63 mA
Voltage Rating – AC	125 V
Voltage Rating – DC	125 V
Response Time	Fast Blow
Mounting Type	Through Hole
Fuse Type	Board Mount (Cartridge Style Excluded)
Package / Case	Cartridge, Non-Standard (Axial)
Size / Dimension	0.093" Dia x 0.315" L (2.36mm x 8.00mm)
Operating Temperature Range	-55°C ~ 85°C
Melting I²t	0.0008

Substitute Part Grouping Explanation

Substitution of the obsolete SCHURTER 7010.7010.39 is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

Current Rating: 63 mA (exact match required)
Voltage Rating – AC: 125 V (exact match required)
Voltage Rating – DC: 125 V (exact match required)
Response Time: Fast Blow (exact match required)
Melting I²t: 0.0008 (exact match required)

Mechanical Equivalence Criteria:

Mounting Type: Through Hole (exact match required)
Fuse Type: Board Mount (Cartridge Style Excluded) (exact match required)
Package / Case: Cartridge, Non-Standard (Axial) (exact match required)
Size / Dimension: 0.093" Dia x 0.315" L (2.36mm x 8.00mm) (exact match required)
Operating Temperature Range: -55°C ~ 85°C (exact match required)

The substitute part SCHURTER 7010.7010.47 meets all electrical and mechanical equivalence criteria and is classified as active product status, making it suitable for direct substitution in applications currently using the obsolete 7010.7010.39.

Parameter Comparison

Parameter	7010.7010.39 (Main Part)	7010.7010.47 (Substitute)	Match Status
Current Rating (Amps)	63 mA	63 mA	Equivalent
Voltage Rating – AC	125 V	125 V	Equivalent
Voltage Rating – DC	125 V	125 V	Equivalent
Response Time	Fast Blow	Fast Blow	Equivalent
Mounting Type	Through Hole	Through Hole	Equivalent
Fuse Type	Board Mount (Cartridge Style Excluded)	Board Mount (Cartridge Style Excluded)	Equivalent
Package / Case	Cartridge, Non-Standard (Axial)	Cartridge, Non-Standard (Axial)	Equivalent
Size / Dimension	0.093" Dia x 0.315" L (2.36mm x 8.00mm)	0.093" Dia x 0.315" L (2.36mm x 8.00mm)	Equivalent
Operating Temperature Range	-55°C ~ 85°C	-55°C ~ 85°C	Equivalent
Melting I²t	0.0008	0.0008	Equivalent
Breaking Capacity @ Rated Voltage	50A AC, 300A DC	300A	Substitute Exceeds
Approval Agency	CSA, UR	CE, CSA, UR	Substitute Exceeds
Product Status	Obsolete	Active	Substitute Active

Engineering Selection Recommendations

The SCHURTER 7010.7010.47 is the direct functional equivalent for the obsolete SCHURTER 7010.7010.39. Selection of the 7010.7010.47 is based on the following engineering factors:

Product Status: The 7010.7010.47 is classified as active product, ensuring ongoing availability and manufacturing support, whereas the 7010.7010.39 is obsolete.

Regulatory Compliance: The 7010.7010.47 carries expanded approval certifications (CE, CSA, UR) compared to the main part (CSA, UR), providing broader regulatory coverage for international applications.

Electrical Performance: All electrical parameters—current rating, voltage ratings (AC and DC), response time, and melting I²t—are identical between the two parts, ensuring equivalent circuit protection behavior.

Mechanical Compatibility: Identical mounting type, fuse type, package configuration, and physical dimensions (0.093" Dia x 0.315" L) ensure direct board-level compatibility without design modification.

Breaking Capacity: The 7010.7010.47 provides enhanced breaking capacity (300A) compared to the main part (50A AC, 300A DC), offering improved fault tolerance without compromising nominal operation.

Frequently Asked Questions (FAQ)

Q: Can the SCHURTER 7010.7010.47 be used as a direct replacement for the 7010.7010.39 without circuit modification?

A: Yes. The 7010.7010.47 is electrically and mechanically equivalent across all critical parameters: current rating (63 mA), voltage ratings (125 V AC/DC), response time (fast blow), and physical dimensions (0.093" Dia x 0.315" L). No circuit modification is required.

Q: What is the difference in breaking capacity between these two parts?

A: The main part 7010.7010.39 has a breaking capacity of 50A AC and 300A DC. The substitute 7010.7010.47 has a breaking capacity of 300A. The substitute provides enhanced fault tolerance in AC applications.

Q: Are there any compliance differences between the two parts?

A: The 7010.7010.39 carries CSA and UR approvals. The 7010.7010.47 carries CE, CSA, and UR approvals. The substitute provides additional CE certification for European market compliance.

Q: Is the physical package identical between these parts?

A: Yes. Both parts use the same cartridge, non-standard (axial) package with identical dimensions of 0.093" Dia x 0.315" L (2.36mm x 8.00mm), ensuring identical board-level footprint and mounting compatibility.

Q: What is the operating temperature range for both parts?

A: Both the 7010.7010.39 and 7010.7010.47 operate across the identical temperature range of -55°C to 85°C.

Q: Why is the 7010.7010.39 classified as obsolete?

A: The 7010.7010.39 is obsolete and no longer in active production. The SCHURTER 7010.7010.47 is the active equivalent replacement that maintains all functional and mechanical specifications.

Q: Are both parts RoHS compliant?

A: The 7010.7010.47 is ROHS3 compliant. RoHS compliance information for the 7010.7010.39 is not provided in the available specifications.

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