SCHURTER 7010.6420.49 Equivalent & Substitute Parts

Part Overview

The SCHURTER 7010.6420.49 is a board mount axial fuse rated for 5 A at 125 V AC/DC with fast blow response characteristics. This component is classified as obsolete, necessitating identification of active equivalent parts for new designs and ongoing production requirements. The fuse is designed for through-hole mounting applications and meets GAM T1 approval standards with a breaking capacity of 300 A at rated voltage.

Substiute Parts

7010.6420.49

SCHURTER Inc.In Stock: 7497010.6420.49 Datasheet

Current PartRFQ

7010.6420.47

SCHURTER Inc.In Stock: 8227010.6420.47 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the SCHURTER 7010.6420.49 is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Parameters:

• Current Rating: 5 A
• Voltage Rating (AC): 125 V
• Voltage Rating (DC): 125 V
• Response Time: Fast Blow
• Breaking Capacity @ Rated Voltage: 300 A
• Melting I²t: 8.7

Mechanical Parameters:

• 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)

Environmental & Compliance Parameters:

• Operating Temperature Range: -55°C ~ 85°C
• Approval Agency: GAM T1
• Series: 172321

Substitute parts must match all parameters listed above to ensure functional and physical compatibility within the original circuit design and PCB layout.

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER 7010.6420.47 is a direct functional and mechanical equivalent to the obsolete SCHURTER 7010.6420.49. Both parts are members of the 172321 series and share identical electrical ratings, response characteristics, and physical dimensions.

Primary Recommendation:

The 7010.6420.47 is the preferred substitute for the 7010.6420.49 based on the following factors:

1. Product Status: The 7010.6420.47 maintains active product status, ensuring continued availability and supply chain reliability.

2. Compliance Enhancement: The 7010.6420.47 carries ROHS3 compliance and REACH unaffected status, providing enhanced regulatory alignment for modern manufacturing environments.

3. Electrical Equivalence: All electrical parameters, including current rating, voltage ratings, response time, breaking capacity, and melting I²t, are identical.

4. Mechanical Compatibility: Physical dimensions and mounting characteristics are identical, enabling direct PCB layout compatibility without redesign.

5. Certification Parity: Both parts maintain GAM T1 approval agency certification.

For applications requiring the 5 A, 125 V AC/DC fast blow fuse in axial cartridge format, the 7010.6420.47 provides complete functional replacement with enhanced compliance status.

Frequently Asked Questions (FAQ)

Q: Can the SCHURTER 7010.6420.47 be used as a direct replacement for the 7010.6420.49 in existing designs?

A: Yes. The 7010.6420.47 is electrically and mechanically equivalent to the 7010.6420.49. All critical parameters including current rating, voltage ratings, response time, physical dimensions, and mounting type are identical. No circuit modifications or PCB layout changes are required.

Q: What is the difference between the 7010.6420.49 and 7010.6420.47?

A: The primary difference is product status. The 7010.6420.49 is obsolete, while the 7010.6420.47 is active. Additionally, the 7010.6420.47 carries ROHS3 compliance and REACH unaffected certification, whereas the 7010.6420.49 does not specify these compliance statuses. All electrical and mechanical specifications are identical.

Q: Are there any compatibility concerns when substituting the 7010.6420.47 for the 7010.6420.49?

A: No compatibility concerns exist. Both parts are axial cartridge fuses with identical dimensions (0.093" Dia x 0.315" L), identical through-hole mounting characteristics, and identical electrical performance. The parts are physically and functionally interchangeable.

Q: What does "Fast Blow" response time mean for these fuses?

A: Fast Blow indicates the fuse operates with rapid response to overcurrent conditions. Both the 7010.6420.49 and 7010.6420.47 share this characteristic, with identical melting I²t values of 8.7, ensuring consistent protection behavior.

Q: Is the 7010.6420.47 suitable for both AC and DC applications?

A: Yes. The 7010.6420.47 is rated for 125 V AC and 125 V DC operation, identical to the 7010.6420.49. Both parts are suitable for dual-voltage applications within these specifications.

Q: What is the breaking capacity specification, and why is it important?

A: The breaking capacity of 300 A at rated voltage indicates the maximum fault current the fuse can safely interrupt without damage or hazard. Both the 7010.6420.49 and 7010.6420.47 share this 300 A breaking capacity, ensuring equivalent protection performance.

Q: Are there inventory considerations when transitioning from the 7010.6420.49 to the 7010.6420.47?

A: The 7010.6420.49 has 692 pieces in stock as new original inventory. The 7010.6420.47 has 750 pieces in stock as new original inventory. Both parts are available for immediate procurement.