Littelfuse 59025-1-V-05-F Magnetic Reed Switch Equivalent & Substitute Parts

Part Overview

The Littelfuse 59025-1-V-05-F is a magnetic reed switch with SPST-NO (Single Pole Single Throw - Normally Open) output configuration, designed for applications requiring contact closure through magnetic actuation. This component features wire lead termination and operates across an industrial temperature range of -40°C to 105°C.

The 59025-1-V-05-F carries an Obsolete product status. Locating equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this component.

Substiute Parts

59025-1-V-05-F
Littelfuse Inc.In Stock: 67859025-1-V-05-F Datasheet
59025-1-V-05-F
Current Part
59025-1-V-05-A
Littelfuse Inc.In Stock: 139059025-1-V-05-A Datasheet
59025-1-V-05-A
MFR Recommended

Key Parameters

Parameter Value
Manufacturer Part Number 59025-1-V-05-F
Manufacturer Littelfuse Inc.
Category Magnetic Sensors
Type Reed Switch
Output Type SPST-NO
Actuator Material Magnet
Termination Style Wire Leads
Must Operate Distance 4.00 mm
Operating Temperature Range -40°C to 105°C
Package / Case Probe
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Product Status Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the 59025-1-V-05-F is determined by strict equivalence across the following critical parameters:

  • Output Configuration: SPST-NO contact arrangement
  • Actuator Type: Magnetic actuation
  • Termination: Wire leads
  • Actuation Distance: 4.00 mm must-operate specification
  • Temperature Range: -40°C to 105°C operational envelope
  • Package Type: Probe configuration
  • Compliance: ROHS3 compliance requirement

The substitute part 59025-1-V-05-A matches all specified electrical and mechanical parameters, differing only in product status (Active vs. Obsolete) and packaging presentation (Box vs. original packaging).

Parameter Comparison

Parameter 59025-1-V-05-F (Main Part) 59025-1-V-05-A (Substitute)
Manufacturer Littelfuse Inc. Littelfuse Inc.
Series 59025 59025
Type Reed Switch Reed Switch
Output Type SPST-NO SPST-NO
Actuator Material Magnet Magnet
Termination Style Wire Leads Wire Leads
Must Operate Distance 4.00 mm 4.00 mm
Operating Temperature Range -40°C to 105°C -40°C to 105°C
Package / Case Probe Probe
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
Product Status Obsolete Active

Engineering Selection Recommendations

The 59025-1-V-05-A is the direct substitute for the obsolete 59025-1-V-05-F. Both components are manufactured by Littelfuse Inc. within the same product series and maintain identical electrical and mechanical specifications.

The substitute part carries Active product status, ensuring ongoing availability and manufacturing support. Both components maintain ROHS3 compliance and identical MSL ratings, confirming compatibility for applications with equivalent environmental and regulatory requirements.

Selection of the 59025-1-V-05-A eliminates obsolescence risk while preserving all functional and compliance characteristics of the original design.

Frequently Asked Questions (FAQ)

Q: Can the 59025-1-V-05-A be used as a direct replacement for the 59025-1-V-05-F?

A: Yes. Both components share identical electrical specifications (SPST-NO output, 4.00 mm actuation distance, -40°C to 105°C operating range), mechanical configuration (wire leads, probe package), and compliance certifications (ROHS3, MSL 1). The substitute differs only in product status and packaging presentation.

Q: What is the significance of the product status difference (Obsolete vs. Active)?

A: Product status indicates manufacturing lifecycle. The 59025-1-V-05-F (Obsolete) is no longer in production. The 59025-1-V-05-A (Active) remains in active manufacturing, ensuring supply chain continuity and technical support availability.

Q: Are there any temperature or environmental limitations when substituting?

A: No. Both components operate across the identical temperature range (-40°C to 105°C) and carry the same MSL rating (1 - Unlimited), confirming equivalent environmental performance.

Q: Does the packaging difference (Box vs. original) affect component functionality?

A: No. Packaging presentation does not affect electrical or mechanical performance. The 59025-1-V-05-A in Box packaging contains the identical component with identical specifications.

Q: Are both components RoHS compliant?

A: Yes. Both the 59025-1-V-05-F and 59025-1-V-05-A are ROHS3 compliant, meeting current regulatory requirements for restricted substances.

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