Omron A22NW-3RM-TAA-G202-AA Selector Switch - Equivalent & Substitute Parts

Part Overview

The Omron A22NW-3RM-TAA-G202-AA is a selector switch classified as a 3-position panel mount device within the A22NW series. This part is currently listed as obsolete, making identification of functionally equivalent alternatives necessary for ongoing maintenance, repair, and system continuity applications. Substitute parts must maintain compatibility with the original electrical specifications and mechanical mounting requirements to ensure direct replacement capability.

Substiute Parts

A22NW-3RM-TAA-G202-AA

Omron Automation and SafetyIn Stock: 1118A22NW-3RM-TAA-G202-AA Datasheet

Current PartRFQ

A22NW-3MM-TAA-G202-AA

Omron Automation and SafetyIn Stock: 867A22NW-3MM-TAA-G202-AA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the A22NW-3RM-TAA-G202-AA is based on the following criteria derived from the A22NW series specifications:

• Manufacturer Series Alignment: Substitute parts must belong to the Omron A22NW selector switch series to ensure mechanical and electrical compatibility
• Circuit Configuration: The substitute must support the same circuit topology (DPST-NC) to maintain control logic integrity
• Number of Positions: The substitute must provide 3-position functionality
• Current and Voltage Ratings: Electrical ratings must meet or exceed the original specifications (10A AC / 8A DC at 120V AC / 24V DC minimum)
• Mounting Type: Panel mount configuration with compatible cutout dimensions
• Termination Style: Screw terminal connection for direct wiring compatibility
• Environmental Protection: IP66 rating for dust and water resistance
• Approval Certifications: Compliance with CCC, CE, cULus, and TUV standards

Parameter Comparison

Engineering Selection Recommendations

The A22NW-3MM-TAA-G202-AA is the designated manufacturer-recommended substitute for the obsolete A22NW-3RM-TAA-G202-AA. This substitution is supported by:

• Active Product Status: The substitute part is currently in active production and supported by Omron Automation and Safety, ensuring long-term availability and technical support
• Series Continuity: Both parts belong to the A22NW selector switch series, maintaining design and interface consistency
• Regulatory Compliance: The substitute carries full approval certifications (CCC, CE, cULus, TUV), meeting international safety and performance standards
• Electrical Specifications: The substitute provides rated electrical performance suitable for standard industrial control applications
• Mechanical Compatibility: Panel mount configuration with defined cutout dimensions enables direct installation in existing enclosures

Frequently Asked Questions (FAQ)

Q: Can the A22NW-3MM-TAA-G202-AA be used as a direct replacement for the A22NW-3RM-TAA-G202-AA?

A: Yes. Both parts are members of the Omron A22NW series and share the same 3-position selector switch function. The substitute is the manufacturer-recommended alternative for the obsolete original part.

Q: What are the electrical compatibility requirements for substitution?

A: The substitute must maintain equivalent or superior current ratings (10A AC / 8A DC minimum) and voltage ratings (120V AC / 24V DC minimum) to ensure safe operation within the original circuit design.

Q: Are there any mechanical installation differences?

A: Both parts use panel mount configuration with a circular 22.30mm diameter cutout. Installation procedures remain consistent with standard A22NW series mounting practices.

Q: Does the substitute part carry the same certifications as the original?

A: The substitute carries CCC, CE, cULus, and TUV certifications, meeting the regulatory requirements for industrial control applications.

Q: What is the operational temperature range for the substitute part?

A: The A22NW-3MM-TAA-G202-AA operates within -25°C to 55°C, suitable for standard industrial environments.

Q: Is the substitute part currently available?

A: Yes. The A22NW-3MM-TAA-G202-AA is in active production status with 842 units available in current inventory.