SCHURTER 7010.7040.37 Board Mount Fuse Equivalent & Substitute Parts

Part Overview

The SCHURTER 7010.7040.37 is a 375 mA, 125 V AC board mount fuse with axial cartridge configuration designed for through-hole mounting applications. This component features fast-blow response characteristics and is rated for breaking capacity of 300 A at rated voltage. The part is currently classified as obsolete, necessitating identification of active equivalent alternatives that maintain identical electrical and mechanical specifications for continued circuit protection functionality.

Key Parameters

Parameter	Value
Current Rating	375 mA
Voltage Rating (AC)	125 V
Response Time	Fast Blow
Mounting Type	Through Hole
Package Type	Cartridge, Non-Standard (Axial)
Physical Dimensions	0.093" Dia x 0.315" L (2.36mm x 8.00mm)
Breaking Capacity @ Rated Voltage	300 A
Melting I²t	0.019
Operating Temperature Range	-55°C to 85°C
Approval Agencies	CSA, GAM T1, UR

Substitute Part Grouping Explanation

Substitute parts for the SCHURTER 7010.7040.37 are identified based on strict electrical and mechanical parameter matching within the 172322 series. Substitution eligibility requires equivalence across the following critical parameters: current rating (375 mA), AC voltage rating (125 V), response time classification (Fast Blow), mounting configuration (Through Hole), package geometry (Cartridge, Non-Standard Axial), physical dimensions (0.093" Dia x 0.315" L), breaking capacity (300 A), and thermal operating range (-55°C to 85°C).

Parts meeting these criteria are classified into two substitution categories: direct form-fit-function equivalents with identical specifications, and parametric equivalents that include additional voltage ratings or compliance certifications while maintaining all primary electrical characteristics.

Parameter Comparison

Parameter	7010.7040.37 (Main)	7010.7040.47 (Substitute)	7010.7040.13 (Parametric Equivalent)
Manufacturer	SCHURTER Inc.	SCHURTER Inc.	SCHURTER Inc.
Series	172322	172322	172322
Current Rating (Amps)	375 mA	375 mA	375 mA
Voltage Rating - AC	125 V	125 V	125 V
Voltage Rating - DC	Not specified	Not specified	125 V
Response Time	Fast Blow	Fast Blow	Fast Blow
Mounting Type	Through Hole	Through Hole	Through Hole
Fuse Type	Board Mount (Cartridge Style Excluded)	Board Mount (Cartridge Style Excluded)	Board Mount (Cartridge Style Excluded)
Package / Case	Cartridge, Non-Standard (Axial)	Cartridge, Non-Standard (Axial)	Cartridge, Non-Standard (Axial)
Physical Dimensions	0.093" Dia x 0.315" L (2.36mm x 8.00mm)	0.093" Dia x 0.315" L (2.36mm x 8.00mm)	0.093" Dia x 0.315" L (2.36mm x 8.00mm)
Breaking Capacity @ Rated Voltage	300 A	300 A	300 A
Melting I²t	0.019	0.019	0.019
Operating Temperature Range	-55°C to 85°C	-55°C to 85°C	-55°C to 85°C
Product Status	Obsolete	Active	Active
Approval Agencies	CSA, GAM T1, UR	CSA, GAM T1, UR	CSA, UR
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant
REACH Status	Not specified	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

SCHURTER 7010.7040.47 is the primary direct substitute for the obsolete 7010.7040.37. This part maintains identical electrical specifications, physical dimensions, and thermal characteristics while offering active product status. The 7010.7040.47 carries ROHS3 compliance and REACH unaffected status, providing regulatory alignment for modern manufacturing environments. Approval agencies remain consistent (CSA, GAM T1, UR).

SCHURTER 7010.7040.13 serves as a parametric equivalent with expanded voltage rating capability (125 V AC and 125 V DC). This part is also active and ROHS3 compliant. The addition of DC voltage rating provides enhanced application flexibility while maintaining all primary AC specifications. Approval agencies include CSA and UR certifications. The 7010.7040.13 is available in bulk packaging configuration.

Both substitute parts are sourced from the same manufacturer and series, ensuring design continuity and supply chain consistency. Selection between 7010.7040.47 and 7010.7040.13 depends on application voltage requirements and packaging preferences.

Frequently Asked Questions (FAQ)

Q: Can the 7010.7040.47 be used as a direct replacement for the 7010.7040.37?

A: Yes. The 7010.7040.47 maintains identical current rating (375 mA), AC voltage rating (125 V), response time (Fast Blow), physical dimensions (0.093" Dia x 0.315" L), breaking capacity (300 A), and operating temperature range (-55°C to 85°C). Both parts are mounted through-hole in axial cartridge configuration within the 172322 series.

Q: What is the difference between 7010.7040.47 and 7010.7040.13?

A: The 7010.7040.13 includes an additional DC voltage rating of 125 V, whereas the 7010.7040.47 specifies only AC voltage rating. All other electrical and mechanical parameters are identical. The 7010.7040.13 is available in bulk packaging, while packaging details for 7010.7040.47 are not specified.

Q: Are there compliance differences between the substitute parts?

A: The 7010.7040.47 carries CSA, GAM T1, and UR approvals matching the original part. The 7010.7040.13 carries CSA and UR approvals. Both substitute parts are ROHS3 compliant and REACH unaffected, providing modern regulatory compliance.

Q: Will the physical dimensions of substitute parts fit existing PCB mounting holes?

A: Yes. All substitute parts maintain the identical axial cartridge dimensions of 0.093" Dia x 0.315" L (2.36mm x 8.00mm), ensuring compatibility with existing through-hole mounting configurations.

Q: What is the melting I²t specification and does it differ across parts?

A: The melting I²t value is 0.019 for all parts (main and substitutes), indicating identical thermal response characteristics and fusing behavior.

Q: Should the DC voltage rating of 7010.7040.13 be considered for AC-only applications?

A: The 7010.7040.13 is fully compatible with AC-only applications. The additional DC voltage rating does not affect AC performance and provides application flexibility without compromising existing circuit protection specifications.

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