ASD32K40N Equivalent & Substitute Parts

Part Overview

The ASD32K40N is a keylock switch manufactured by IDEC, featuring 3-position, 4PST-NO configuration with 10A AC and 8A DC current ratings at 110 VAC / 24 VDC. This component is classified as obsolete, making identification of suitable substitutes essential for ongoing maintenance, repair, and system continuity. The switch is designed for panel-mount applications with screw terminal connections and IP54 environmental protection.

Substiute Parts

ASD32K40N
IDECIn Stock: 954ASD32K40N Datasheet
ASD32K40N
Current Part
ASD32K40NU
IDECIn Stock: 1065ASD32K40NU Datasheet
ASD32K40NU
Direct

Key Parameters

Parameter Value
Manufacturer IDEC
Series TWTD
Circuit Configuration 4PST-NO
Number of Positions 3
Switch Function Mom-Off-Off, Mom-Off-On
Current Rating (AC) 10A
Current Rating (DC) 8A
Voltage Rating (AC) 110V
Voltage Rating (DC) 24V
Actuator Type Flat Key
Mounting Type Panel Mount
Termination Style Screw Terminal
Panel Cutout Dimensions Circular - 30.50mm Dia
Depth Behind Flange 76.00mm
Operating Temperature Range -25°C to 50°C
Mechanical Life 500,000 Cycles
Environmental Protection IP54
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited)

Substitute Part Grouping Explanation

The ASD32K40NU is identified as a direct substitute for the ASD32K40N based on the following substitution criteria:

Manufacturer Continuity: Both parts are manufactured by IDEC, ensuring design compatibility and performance consistency within the same product family.

Base Product Alignment: The ASD32K40NU shares the ASD32 base product number with the main part, indicating common mechanical and electrical architecture.

Electrical Specifications: The substitute maintains compatibility with the required circuit configuration (4PST-NO), voltage ratings (110 VAC / 24 VDC), and current handling capabilities (10A AC / 8A DC).

Mechanical Interface: Panel-mount configuration with screw terminal termination and circular 30.50mm cutout dimensions remain consistent, enabling direct installation in existing enclosures.

Regulatory Compliance: Both parts meet ROHS3 compliance requirements and carry MSL 1 rating, satisfying environmental and reliability standards.

Product Status Consideration: While the ASD32K40N is obsolete, the ASD32K40NU maintains active production status, ensuring long-term availability and supply chain reliability.

Parameter Comparison

Parameter ASD32K40N (Main Part) ASD32K40NU (Substitute)
Manufacturer IDEC IDEC
Base Product Number ASD32 ASD32
Product Status Obsolete Active
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited) 1 (Unlimited)
Mounting Type Panel Mount Panel Mount
Termination Style Screw Terminal Screw Terminal

Engineering Selection Recommendations

Selection of the ASD32K40NU as a substitute for the ASD32K40N is supported by the following engineering factors:

Obsolescence Management: The ASD32K40N is classified as obsolete. The ASD32K40NU maintains active production status, eliminating supply chain risk and ensuring component availability for future procurement cycles.

Regulatory Alignment: Both parts maintain ROHS3 compliance, satisfying environmental and hazardous substance restrictions applicable to industrial control equipment.

Reliability Certification: Both components carry MSL 1 rating, indicating unlimited shelf life and consistent performance under standard storage and handling conditions.

Mechanical and Electrical Compatibility: Shared base product architecture, identical mounting interface, and equivalent electrical specifications ensure functional interchangeability within the intended application.

Frequently Asked Questions (FAQ)

Q: Can the ASD32K40NU be used as a direct replacement for the ASD32K40N?

A: Yes. Both parts share the same base product number (ASD32), identical electrical specifications (4PST-NO, 10A AC / 8A DC, 110 VAC / 24 VDC), and mechanical interface (panel mount, screw terminal, 30.50mm circular cutout). The ASD32K40NU is the active production equivalent.

Q: What is the primary reason to transition from ASD32K40N to ASD32K40NU?

A: The ASD32K40N is obsolete. The ASD32K40NU is the active production part from IDEC, ensuring long-term supply availability and eliminating procurement delays associated with end-of-life components.

Q: Are there any differences in packaging between these parts?

A: The ASD32K40N is specified with standard packaging, while the ASD32K40NU is supplied in bulk packaging. This difference does not affect component functionality or installation.

Q: Do both parts meet the same regulatory standards?

A: Yes. Both the ASD32K40N and ASD32K40NU are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings, meeting equivalent environmental and reliability standards.

Q: What are the critical parameters for substitution compatibility?

A: Circuit configuration (4PST-NO), voltage ratings (110 VAC / 24 VDC), current ratings (10A AC / 8A DC), actuator type (flat key), mounting type (panel mount), and panel cutout dimensions (30.50mm circular) must remain consistent for direct substitution.

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