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SCHURTER 0034.3980 Equivalent & Substitute Parts
Part Overview
The SCHURTER 0034.3980 is a 375 mA, 250 V AC/DC slow-blow glass cartridge fuse in 5mm x 20mm form factor, designed for applications requiring holder-mounted fuse protection. This part is classified as obsolete, necessitating identification of active equivalent alternatives that maintain identical electrical and mechanical specifications for seamless circuit protection replacement.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Current Rating | 375 mA |
| Voltage Rating (AC) | 250 V |
| Fuse Type | Cartridge, Glass |
| Response Time | Slow Blow |
| Package / Case | 5mm x 20mm |
| Mounting Type | Requires Holder |
| Breaking Capacity @ Rated Voltage | 35 A |
| Approval Agencies | CSA, UL |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution of the SCHURTER 0034.3980 is based on strict equivalence across the following critical parameters: current rating (375 mA), voltage rating (250 V AC), fuse type (cartridge glass), response time (slow blow), physical dimensions (5mm x 20mm), and mounting configuration (holder-required). All identified substitutes are manufactured by Eaton - Electronics Division under the GMD series and maintain identical electrical characteristics and mechanical compatibility. The substitution is valid because all parts share the same breaking capacity (35 A), approval certifications (CSA, UL), and RoHS3 compliance status. The primary distinction among substitutes is packaging configuration and product status transition from obsolete to active.
Parameter Comparison
| Parameter | SCHURTER 0034.3980 | Eaton BK/GMD-375-R | Eaton BK1/GMD-375-R | Eaton GMD-375-R |
|---|---|---|---|---|
| Current Rating (Amps) | 375 mA | 375 mA | 375 mA | 375 mA |
| Voltage Rating - AC | 250 V | 250 V | 250 V | 250 V |
| Fuse Type | Cartridge, Glass | Cartridge, Glass | Cartridge, Glass | Cartridge, Glass |
| Response Time | Slow Blow | Slow Blow | Slow Blow | Slow Blow |
| Package / Case | 5mm x 20mm | 5mm x 20mm | 5mm x 20mm | 5mm x 20mm |
| Mounting Type | Requires Holder | Requires Holder | Requires Holder | Requires Holder |
| Breaking Capacity @ Rated Voltage | 35 A | 35 A | 35 A | 35 A |
| Approval Agency | CSA, UL | CSA, UL | CSA, UL | CSA, UL |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Obsolete | Active | Active | Active |
Engineering Selection Recommendations
All three Eaton GMD series substitutes (BK/GMD-375-R, BK1/GMD-375-R, GMD-375-R) are direct parametric equivalents to the obsolete SCHURTER 0034.3980. Selection among these active alternatives should be based on packaging requirements and supply chain availability. BK/GMD-375-R is supplied in 100-piece box packaging, BK1/GMD-375-R in 1000-piece bag packaging, and GMD-375-R in bulk form factor. All three maintain identical electrical performance, mechanical compatibility, and regulatory compliance (CSA, UL certification, ROHS3 compliance). The transition from SCHURTER to Eaton GMD series does not compromise circuit protection functionality or safety certification status.
Frequently Asked Questions (FAQ)
Q: Are the Eaton GMD-375-R substitutes electrically identical to the SCHURTER 0034.3980?
A: Yes. All substitute parts share identical current rating (375 mA), voltage rating (250 V AC), response time (slow blow), breaking capacity (35 A), and approval certifications (CSA, UL). Electrical performance in circuit protection applications is equivalent.
Q: Can the Eaton substitutes be used in existing SCHURTER 0034.3980 holder assemblies?
A: Yes. All substitutes maintain the same 5mm x 20mm physical dimensions and holder-mount configuration, ensuring mechanical compatibility with existing fuse holder installations.
Q: What is the difference between BK/GMD-375-R, BK1/GMD-375-R, and GMD-375-R?
A: The three part numbers represent different packaging configurations from the same Eaton GMD series. BK/GMD-375-R is packaged in 100-piece boxes, BK1/GMD-375-R in 1000-piece bags, and GMD-375-R in bulk form. Electrical and mechanical specifications are identical across all three variants.
Q: Are all substitutes RoHS3 compliant?
A: Yes. All Eaton GMD-375-R variants maintain ROHS3 compliance status, matching the original SCHURTER part.
Q: Why is the SCHURTER 0034.3980 listed as obsolete?
A: Obsolete status indicates the part is no longer manufactured by SCHURTER. The Eaton GMD series substitutes provide active, currently manufactured alternatives with identical specifications.
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