M2012SS2W30 Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The M2012SS2W30 is a toggle switch manufactured by NKK Switches, featuring SPDT (Single Pole Double Throw) circuitry with a rated capacity of 6A at 125V AC and 4A at 30V DC. This through-hole, right-angle mounted switch is designed for panel applications requiring reliable on-on switching functionality. The product is currently obsolete, making identification of functionally equivalent alternatives essential for ongoing maintenance, repair, and new design implementations where legacy component compatibility is required.

Substiute Parts

M2012SS2W30

NKK SwitchesIn Stock: 1049M2012SS2W30 Datasheet

Current PartRFQ

MN12SS2W30

NKK SwitchesIn Stock: 859MN12SS2W30 Datasheet

MFR RecommendedRFQ

34ASP11B4M6QT

Grayhill Inc.In Stock: 73334ASP11B4M6QT Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the M2012SS2W30 are identified based on strict electrical and mechanical parameter alignment. The primary substitution criteria are:

Critical Parameters for Substitution:

• Circuit configuration (SPDT required)
• Switch function (On-On operation)
• Voltage ratings (minimum 125V AC, 30V DC)
• Current ratings (minimum 6A AC, 4A DC)
• Mounting type (Through Hole, Right Angle)
• Termination style (PC Pin)
• Operating temperature range (-30°C to 85°C)
• Panel cutout compatibility (Circular 6.50mm Dia)

Substitute Categories:

MFR Recommended: MN12SS2W30 (NKK Switches) — Direct manufacturer alternative with active product status.

Similar Alternative: 34ASP11B4M6QT (Grayhill Inc.) — Functionally equivalent SPDT toggle switch meeting core electrical and mechanical requirements with active product status.

Parameter Comparison

Engineering Selection Recommendations

MN12SS2W30 (MFR Recommended): This NKK Switches part represents the manufacturer's direct recommendation for M2012SS2W30 replacement. As an active product with ROHS3 compliance and identical manufacturer lineage, it provides the highest assurance of form-fit-function compatibility. Selection of this part is appropriate for applications requiring direct legacy component substitution with minimal design verification.

34ASP11B4M6QT (Similar Alternative): The Grayhill Inc. 34ASP11B4M6QT provides functional equivalence through matching SPDT on-on configuration, through-hole right-angle mounting, PC pin termination, and identical operating temperature range. The 5A AC/DC current rating and 28V DC voltage rating remain within acceptable operational margins for most applications designed around the M2012SS2W30 specifications. The extended electrical life rating of 40,000 cycles offers improved durability. This part is suitable for applications where cross-manufacturer substitution is acceptable and design flexibility permits minor parameter variations.

Both substitute parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment with the original component.

Frequently Asked Questions (FAQ)

Q: Can MN12SS2W30 be used as a direct replacement for M2012SS2W30?

A: MN12SS2W30 is the manufacturer-recommended substitute from NKK Switches. As an active product from the same manufacturer, it is designed for direct replacement applications. However, complete electrical specifications for MN12SS2W30 are not fully detailed in available documentation, requiring verification against your specific application requirements.

Q: What are the key differences between M2012SS2W30 and 34ASP11B4M6QT?

A: Both parts share SPDT on-on configuration, through-hole right-angle mounting, and PC pin termination. The 34ASP11B4M6QT has a 5A AC/DC current rating compared to the M2012SS2W30's 6A AC / 4A DC rating, and a 28V DC voltage rating versus 30V DC. The 34ASP11B4M6QT offers extended electrical life at 40,000 cycles. These differences are acceptable for most applications, provided circuit design does not depend on the higher current or voltage margins of the original part.

Q: Are both substitute parts RoHS compliant?

A: Yes. Both MN12SS2W30 and 34ASP11B4M6QT are ROHS3 compliant and REACH unaffected, matching the regulatory status of the M2012SS2W30.

Q: What is the significance of the actuator length difference between M2012SS2W30 (10.50mm) and 34ASP11B4M6QT (10.41mm)?

A: The 0.09mm difference in actuator length is negligible for panel-mounted applications and does not affect functional compatibility or user interface operation.

Q: Can I use 34ASP11B4M6QT in a circuit rated for 6A at 125V AC?

A: The 34ASP11B4M6QT is rated for 5A AC at 125V. Application in a circuit designed for 6A operation requires circuit analysis to confirm that actual operating current remains within the 5A limit. If circuit design mandates 6A capability, the MN12SS2W30 or original M2012SS2W30 specification should be maintained.

Q: What packaging options are available for substitute parts?

A: MN12SS2W30 and 34ASP11B4M6QT are supplied in bulk packaging. Verify packaging requirements against your procurement and assembly specifications.