MB2011SA2G31-BC Equivalent & Substitute Parts

Part Overview

The MB2011SA2G31-BC is a pushbutton switch manufactured by NKK Switches, featuring SPDT (Single Pole Double Throw) circuit configuration with 0.4VA current rating at 28V AC/DC. This component is designed for through-hole, right-angle mounting applications with a red round button actuator and PC pin termination. The product is currently obsolete, making identification of compatible substitute parts essential for ongoing maintenance, repair, and legacy system support.

Substiute Parts

MB2011SA2G31-BC

NKK SwitchesIn Stock: 1011MB2011SA2G31-BC Datasheet

Current PartRFQ

MBN15SA2G31-BC

NKK SwitchesIn Stock: 1268MBN15SA2G31-BC Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MB2011SA2G31-BC are identified based on the following critical parameters that determine functional compatibility:

• Circuit configuration (SPDT)
• Current and voltage ratings (0.4VA at 28V AC/DC)
• Mounting type (Through Hole, Right Angle)
• Actuator type (Round, Button)
• Termination style (PC Pin)
• Operating temperature range (-30°C to 85°C)
• Mechanical and electrical life specifications

The substitute part MBN15SA2G31-BC is listed as a manufacturer-recommended alternative. Verification of these parameters across substitute candidates ensures direct functional replacement without circuit redesign.

Parameter Comparison

Engineering Selection Recommendations

The MB2011SA2G31-BC is obsolete; therefore, sourcing active alternatives is necessary for new production and ongoing system support. The manufacturer-recommended substitute MBN15SA2G31-BC is produced by the same manufacturer (NKK Switches) and carries active product status, ensuring continued availability and supply chain reliability.

The main part is ROHS3 compliant. When selecting substitutes, verify that the alternative part maintains equivalent compliance certifications and regulatory status to ensure compatibility with applicable standards in your application environment.

Selection of substitute parts should be based on confirmation that electrical ratings (current, voltage), circuit configuration, mounting specifications, and termination style match the original component requirements.

Frequently Asked Questions (FAQ)

Q: Why is the MB2011SA2G31-BC listed as obsolete? A: The MB2011SA2G31-BC is an obsolete product from NKK Switches. Obsolescence typically results from product line consolidation, design updates, or discontinuation of legacy series. Active alternatives must be identified for continued system support.

Q: What makes MBN15SA2G31-BC a suitable substitute? A: MBN15SA2G31-BC is the manufacturer-recommended substitute provided by NKK Switches. Both parts share the same manufacturer and part number suffix structure, indicating design compatibility within the NKK Switches product portfolio.

Q: Are there any packaging differences between the main part and substitute? A: Both the main part and substitute are supplied in bulk packaging. Verify packaging requirements for your specific application, as bulk packaging may require reeling or custom packaging for automated assembly processes.

Q: What compliance certifications should I verify for the substitute part? A: Confirm that the substitute part maintains ROHS3 compliance and REACH status equivalent to the original MB2011SA2G31-BC. Request technical documentation from the supplier to verify all applicable regulatory certifications.

Q: Can I use the substitute part as a direct drop-in replacement? A: Direct replacement compatibility depends on confirmation that the substitute part matches all critical parameters: circuit configuration, electrical ratings, mounting type, and termination style. Request complete technical specifications from NKK Switches or an authorized distributor before implementation.

Q: What is the inventory status for these parts? A: The main part MB2011SA2G31-BC has 926 pieces in stock as new original inventory. The substitute MBN15SA2G31-BC has 1189 pieces in stock as new original inventory. Verify current availability with your component supplier, as inventory levels change continuously.