M2012LL1W03-A Equivalent & Substitute Parts

Part Overview

The M2012LL1W03-A is a toggle switch manufactured by NKK Switches, configured as a Single Pole Double Throw (SPDT) panel mount switch with a locking lever actuator. This component is rated for 6A at 125V AC and 4A at 30V DC, featuring a non-illuminated design with PC pin termination. The product is currently obsolete, making identification of compatible substitute parts essential for system maintenance, repair, and component sourcing in legacy applications.

Substiute Parts

M2012LL1W03-A
NKK SwitchesIn Stock: 714M2012LL1W03-A Datasheet
M2012LL1W03-A
Current Part
MN12LL1W03-A
NKK SwitchesIn Stock: 1113MN12LL1W03-A Datasheet
MN12LL1W03-A
MFR Recommended

Key Parameters

Parameter Value
Manufacturer Part Number M2012LL1W03-A
Manufacturer NKK Switches
Circuit Configuration SPDT
Switch Function On-On
Current Rating (AC) 6A
Current Rating (DC) 4A
Voltage Rating (AC) 125V
Voltage Rating (DC) 30V
Mounting Type Panel Mount
Actuator Type Locking Lever
Actuator Length 16.50mm
Termination Style PC Pin
Panel Cutout Dimensions Circular - 6.50mm Dia
Bushing Thread 1/4-40
Operating Temperature Range -30°C to 85°C
Electrical Life 25,000 Cycles
RoHS Status ROHS3 Compliant
Product Status Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the M2012LL1W03-A is determined by strict equivalence across the following critical parameters:

  • Circuit configuration (SPDT)
  • Switch function (On-On)
  • Current and voltage ratings (6A/125V AC minimum, 4A/30V DC minimum)
  • Mounting type (Panel Mount)
  • Actuator type and length (Locking Lever, 16.50mm)
  • Termination style (PC Pin)
  • Panel cutout dimensions (Circular - 6.50mm Dia)
  • Bushing thread specification (1/4-40)
  • Operating temperature range (-30°C to 85°C)
  • Electrical life rating (25,000 Cycles minimum)

The MN12LL1W03-A meets all specified parameters and is classified as an approved manufacturer substitute.

Parameter Comparison

Parameter M2012LL1W03-A (Main Part) MN12LL1W03-A (Substitute)
Manufacturer NKK Switches NKK Switches
Circuit Configuration SPDT SPDT
Switch Function On-On On-On
Current Rating (AC) 6A 6A
Current Rating (DC) 4A 4A
Voltage Rating (AC) 125V 125V
Voltage Rating (DC) 30V 30V
Mounting Type Panel Mount Panel Mount
Actuator Type Locking Lever Locking Lever
Termination Style PC Pin PC Pin
Panel Cutout Dimensions Circular - 6.50mm Dia Circular - 6.50mm Dia
Bushing Thread 1/4-40 1/4-40
Operating Temperature Range -30°C to 85°C -30°C to 85°C
Electrical Life 25,000 Cycles 25,000 Cycles
RoHS Status ROHS3 Compliant Not specified
Product Status Obsolete Active

Engineering Selection Recommendations

The MN12LL1W03-A is a direct functional equivalent to the M2012LL1W03-A. Both components are manufactured by NKK Switches and share identical electrical ratings, mechanical specifications, and termination characteristics. The primary distinction is product status: the M2012LL1W03-A is obsolete, while the MN12LL1W03-A maintains active production status, ensuring availability for new procurement and ongoing system support.

For applications requiring the M2012LL1W03-A, the MN12LL1W03-A provides equivalent performance across all specified operating parameters. Both components comply with RoHS3 requirements and are classified under ECCN EAR99 with matching HTSUS codes (8536.50.9065).

Frequently Asked Questions (FAQ)

Q: Can the MN12LL1W03-A directly replace the M2012LL1W03-A in existing applications?

A: Yes. The MN12LL1W03-A meets all electrical and mechanical specifications of the M2012LL1W03-A, including circuit configuration (SPDT), current ratings (6A AC / 4A DC), voltage ratings (125V AC / 30V DC), mounting type (panel mount), actuator specifications (locking lever, 16.50mm), and termination style (PC pin). Panel cutout dimensions and bushing thread specifications are identical.

Q: What is the difference between these two part numbers?

A: The M2012LL1W03-A is an obsolete product, while the MN12LL1W03-A is an active production component from the same manufacturer. Both components are electrically and mechanically equivalent.

Q: Are there packaging differences between these parts?

A: The M2012LL1W03-A is supplied in standard packaging, while the MN12LL1W03-A is supplied in bulk packaging. This distinction affects procurement and inventory management but does not impact component functionality or performance.

Q: Do both parts meet the same compliance standards?

A: Both components are classified under ECCN EAR99 and share the same HTSUS code (8536.50.9065). The M2012LL1W03-A is confirmed ROHS3 compliant. Compliance documentation for the MN12LL1W03-A should be verified with the manufacturer for specific application requirements.

Q: What operating conditions are supported by these switches?

A: Both components operate across a temperature range of -30°C to 85°C with an electrical life rating of 25,000 cycles. These specifications define the operational envelope for both the M2012LL1W03-A and MN12LL1W03-A.

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