AYD311N-B Emergency Stop Pushbutton Switch

Part Overview

The AYD311N-B is a 30mm emergency stop pushbutton switch manufactured by IDEC, classified as a pushbutton switch component. This part is currently listed as obsolete, making identification of compatible alternatives essential for ongoing maintenance and system support. The AYD311N-B serves critical safety functions in industrial control applications where emergency stop capability is required.

Substiute Parts

AYD311N-B

IDECIn Stock: 839AYD311N-B Datasheet

Current PartRFQ

AYD311NUB

IDECIn Stock: 822AYD311NUB Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The AYD311NUB qualifies as a direct substitute for the AYD311N-B based on the following alignment of critical parameters:

• Manufacturer: Both parts are manufactured by IDEC
• Button Size: Both utilize 30mm form factor
• Product Category: Both are classified as pushbutton switches
• RoHS Compliance: Both meet ROHS3 Compliant standards
• Moisture Sensitivity Level: Both rated at MSL 1 (Unlimited)
• Trade Classification: Both share identical ECCN (EAR99) and HTSUS (8536.50.9035) codes
• Base Product Series: AYD311NUB is part of the AYD311 base product family

The primary distinction is product status: AYD311N-B is obsolete while AYD311NUB is active, making the latter the current production equivalent.

Parameter Comparison

Engineering Selection Recommendations

The AYD311NUB is the appropriate selection for applications currently using or requiring AYD311N-B functionality. Both parts maintain identical compliance certifications (ROHS3) and regulatory classifications (EAR99, HTSUS 8536.50.9035), ensuring regulatory continuity. The AYD311NUB's active product status provides access to current manufacturing support and supply chain availability, whereas the AYD311N-B's obsolete designation limits future procurement options.

Frequently Asked Questions (FAQ)

Q: Can AYD311NUB directly replace AYD311N-B in existing installations?

A: Yes. Both parts share identical button size (30mm), manufacturer (IDEC), product category (pushbutton switch), and compliance ratings (ROHS3, MSL 1). The parts are functionally equivalent within the parameters specified.

Q: What is the primary difference between these parts?

A: The AYD311N-B is obsolete while the AYD311NUB is an active product. Both maintain the same electrical and mechanical specifications for the 30mm emergency stop pushbutton function.

Q: Are there packaging differences?

A: Yes. The AYD311N-B uses standard packaging while the AYD311NUB is supplied in bulk packaging. This affects order quantities and handling but does not impact component functionality.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both parts are ROHS3 compliant and share identical ECCN (EAR99) and HTSUS (8536.50.9035) classifications, ensuring equivalent regulatory status for procurement and export purposes.

Q: Is the AYD311NUB part of the same product family?

A: Yes. The AYD311NUB is designated as part of the AYD311 base product family, confirming its relationship to the original AYD311N-B design.