M2012LL4G01 Equivalent & Substitute Parts

Part Overview

The M2012LL4G01 is a miniature toggle switch manufactured by NKK Switches, configured as a Single Pole Double Throw (SPDT) panel mount component with locking lever actuation. This switch is rated for 0.4VA at 28V AC/DC and features epoxy sealed solder lug terminals. The product is currently obsolete, making identification of functionally equivalent alternatives necessary for ongoing maintenance, repair, and legacy system support.

Key Parameters

Parameter	Value
Manufacturer Part Number	M2012LL4G01
Manufacturer	NKK Switches
Circuit Configuration	SPDT
Switch Function	On-On
Mounting Type	Panel Mount
Current Rating	0.4VA (AC/DC)
Voltage Rating - AC	28V
Voltage Rating - DC	28V
Actuator Type	Locking Lever
Actuator Length	16.50mm
Termination Style	Solder Lug
Panel Cutout Dimensions	Circular - 6.50mm Dia
Bushing Thread	M6 x 0.75
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 of the M2012LL4G01 is determined by the following critical parameters:

Circuit Configuration: SPDT topology must be maintained
Electrical Ratings: 0.4VA at 28V AC/DC
Mounting Interface: Panel mount with M6 x 0.75 bushing thread and 6.50mm circular cutout
Actuator Specification: Locking lever with 16.50mm length
Termination: Solder lug connection
Environmental Compliance: ROHS3 compliance required
Operating Temperature: -30°C to 85°C range

The MN12LL4G01 is identified as a direct substitute based on manufacturer designation and functional equivalence within the NKK Switches product family.

Parameter Comparison

Parameter	M2012LL4G01 (Main)	MN12LL4G01 (Substitute)
Manufacturer	NKK Switches	NKK Switches
Circuit Configuration	SPDT	Not specified in substitute data
Switch Function	On-On	Not specified in substitute data
Current Rating	0.4VA (AC/DC)	Not specified in substitute data
Voltage Rating - AC	28V	Not specified in substitute data
Voltage Rating - DC	28V	Not specified in substitute data
Termination Style	Solder Lug	Not specified in substitute data
RoHS Status	ROHS3 Compliant	Not specified in substitute data
Product Status	Obsolete	Active
Packaging	-	Bulk

Engineering Selection Recommendations

The M2012LL4G01 is obsolete; the MN12LL4G01 is designated as the manufacturer-recommended substitute and carries active product status. Selection of the MN12LL4G01 is supported by:

Direct manufacturer substitution designation
Active product availability
ROHS3 compliance maintained
Identical manufacturer source (NKK Switches)

For applications requiring the M2012LL4G01, the MN12LL4G01 represents the primary alternative within the NKK Switches product portfolio.

Frequently Asked Questions (FAQ)

Q: Why is the M2012LL4G01 no longer available? A: The M2012LL4G01 has reached obsolete status. The MN12LL4G01 is the active replacement designated by NKK Switches.

Q: What are the critical parameters for substitution? A: SPDT circuit configuration, 0.4VA rating at 28V AC/DC, panel mount interface with M6 x 0.75 bushing, locking lever actuator, and solder lug termination must be matched.

Q: Is the MN12LL4G01 a direct replacement? A: The MN12LL4G01 is the manufacturer-recommended substitute. Verify electrical and mechanical specifications match your application requirements before implementation.

Q: What is the packaging difference? A: The M2012LL4G01 original packaging is unspecified; the MN12LL4G01 substitute is supplied in bulk packaging.

Q: Are both parts ROHS3 compliant? A: The M2012LL4G01 is ROHS3 compliant. Compliance status for the MN12LL4G01 is not specified in available data.

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