2NO2NC Metal Push Button Switch with LED – 16mm 19mm 22mm

LKLB Series metal push button switches fit 16mm, 19mm and 22mm panels. Choose flat head (default) or raised head, momentary or latching operation, 2NO+2NC (standard) or 1NO+1NC contacts, LED options, solder terminals and an optional socket.

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SKU: MLT-SERIES-1 Category:

2NO 2NC metal push button switch with LED is designed for industrial control panels,
machinery, marine equipment, automotive projects and OEM control systems.
Its 2NO 2NC contact configuration provides two normally open and two normally closed circuits
in one switch, giving panel builders more control and monitoring options than a standard 1NO 1NC switch.




2NO 2NC Metal Push Button Switch with LED

This metal push button switch supports both 1NO 1NC and
2NO 2NC contact configurations. The 2NO 2NC version provides
two normally open and two normally closed circuits in one compact switch.
It is suitable for industrial control panels, automation equipment, marine systems,
automotive projects and custom OEM control applications.

The switch is available in 16mm, 19mm and 22mm mounting sizes.
Buyers can choose flat or raised actuator heads, momentary or maintained operation,
LED ring illumination, power symbols or customized button markings.

Product Images

Metal push button switch contact and structure analysis

Metal push button switch product details

Head Color Options

Five actuator colors are available for panel identification and control-function separation.

Red
White
Blue
Green
Yellow

Available Configurations

Mounting sizes 16mm, 19mm, 22mm
Contact options 1NO 1NC or 2NO 2NC
Operation Momentary self-reset or maintained self-locking
Actuator head Flat head or raised head
Button markings LED ring, power symbol or customized icon
Wiring options Solder terminals or matching socket connector
Head colors Red, white, blue, green and yellow
Protection rating Up to IP65, depending on configuration

Technical Specifications

Electrical rating 5A at 24V DC; 3A at 110–230V AC
Maximum voltage 230V
Operating temperature -25°C to +55°C
Metal material Stainless steel or copper alloy
Contact material Silver alloy
Insulation material Engineering plastic

Dimensions and Mounting Sizes

The switch is available for 16mm, 19mm and 22mm panel cutouts.
Confirm the mounting diameter, body length and terminal clearance before installation.

16mm 19mm 22mm metal push button switch dimensions

Wiring and Contact Options

Choose the contact configuration according to the control logic of your equipment.
The 2NO 2NC configuration provides two normally open and two normally closed circuits
in one switch.

1NO 1NC One normally open circuit and one normally closed circuit
2NO 2NC Two normally open circuits and two normally closed circuits
Terminal options Solder terminals or matching socket connector
Operating options Momentary self-reset or maintained self-locking

Metal push button switch wiring diagram

Frequently Asked Questions

What is the main advantage of the 2NO 2NC version?

It provides two normally open and two normally closed circuits in one switch,
giving more control and monitoring possibilities than a standard 1NO 1NC switch.

What mounting sizes are available?

The switch is available in 16mm, 19mm and 22mm mounting sizes.

Can I choose the button color and marking?

Yes. Red, white, blue, green and yellow colors are available.
The button can use an LED ring, power symbol or customized icon.

Is the switch momentary or latching?

Both momentary self-reset and maintained self-locking versions are available.

What wiring methods are available?

You can choose solder terminals or a matching socket connector.

Can this switch be customized for OEM projects?

Yes. Custom colors, markings, contact configurations, terminals and packaging
can be discussed for OEM and equipment-control projects.