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16mm Illuminated Metal Push Button Switch

16mm stainless steel metal push button switch with a high head, dot LED and latching function, designed for panel control and clear status indication

16mm metal push button switch combines a raised high-head actuator, stainless steel housing, and a built-in dot LED indicator for commercial equipment and compact control panels. With a 16mm standard mounting size and latching operation, it is designed for applications where the button needs to be easy to locate and the selected switching state needs to remain until the next operation.

The high-head design gives the actuator a more pronounced profile than a flat-head button. This makes it easier for an operator to locate by touch, including when working with gloves or when the control panel is not directly in the operator's line of sight. The center dot LED provides a focused visual indication without covering the entire button surface.

Product Specifications

Mounting Size16mm
Rated Voltage250VAC
OperationLatching; momentary version available
Head StyleHigh Head
LEDGreen Dot LED
HousingStainless Steel
Contact Configuration1NO1NC
Terminal TypeSolder Lug
IP RatingIP65 standard / IP67 option
LED FunctionStatus indication according to circuit design

Applications in Commercial Equipment

Key Features

1. 16mm standard panel mounting size

2. High-head actuator for easier tactile identification

3. Center dot LED for focused status indication

4. 304 stainless steel housing

5. Solder lug terminals for straightforward wiring

6. Suitable for commercial equipment and compact control panels

High-Head Design for Easier Operation

The raised actuator is one of the main differences between this model and a flat-head metal push button. The button extends further from the panel, giving the operator a clear tactile reference when locating the control.

This design can be useful on commercial equipment where operators frequently interact with the control panel or where several buttons are installed close together. The high head also maintains a straightforward mechanical structure without requiring a large illuminated ring around the actuator.

For equipment designers, the actual button height and clearance should be checked against the panel drawing, especially when the switch is installed near other controls or inside a protective enclosure.

Center Dot LED for Status Indication

A dot LED is positioned at the center of the button to provide a simple visual indication. Compared with a ring LED, the illuminated area is smaller and keeps more of the stainless steel surface visible.

Green is the specified LED color for this model, while other LED colors can be selected for different equipment requirements. Low-voltage LED options can be used according to the product configuration and control circuit.

The LED can be wired as an independent indicator, allowing it to show a defined equipment condition such as power, standby, operating mode, or another status. The meaning of the illuminated dot depends on the actual circuit and wiring arrangement rather than the switch mechanism itself.

304 Stainless Steel Construction

The stainless steel housing provides a durable metal interface for commercial equipment. Compared with plastic actuator assemblies, the metal housing offers a solid panel appearance and good resistance to everyday wear.

The stainless steel construction is suitable for equipment that requires regular operator contact and routine cleaning. It also works with a wide range of commercial equipment panel designs without introducing a separate plastic component into the front-panel appearance.

Latching Operation for Maintained Control

This model is configured for latching operation. When the button is pressed, the switch changes state and remains in that state until the button is operated again.

This makes it different from a momentary push button, which returns to its original state immediately after release. Latching operation can be used for maintained control functions where the equipment needs to keep a selected circuit ON or OFF.

The switch uses silver alloy contacts and solder lug terminals. A 1NO1NC contact configuration is available for circuits that require both normally open and normally closed contacts.

Depending on the project, momentary and latching versions can be selected according to the required control logic.

IP65 / IP67 Panel Protection

The switch uses a sealed structure for protection against dust and moisture at the panel interface. IP65 is available as a standard configuration, with IP67 available for applications requiring a higher level of front-panel protection.

This makes the switch suitable for commercial equipment used in environments where water spray, humidity, dust, or routine cleaning may be present. Proper panel installation is important to achieve the specified protection level.


The 16mm metal push button switch is suitable for commercial equipment where a compact, durable control button and visible status indication are required.

Self-Service Terminals

For self-service terminals and unattended equipment, the high-head actuator provides a clearly identifiable physical control. The dot LED can provide a simple indication for power, operating status, or user interaction.

Water Purification Equipment

Water purification and dispensing equipment may require a metal control button that can withstand frequent operation and exposure to moisture. The sealed front-panel design can be considered where IP65 or IP67 protection is required.

Laser Equipment

Laser equipment often uses compact control panels with clearly defined operator inputs. The 16mm mounting size helps integrate the switch into a relatively small panel, while the dot LED can provide a visual reference for a selected function.

Elevator Auxiliary Control Panels

For auxiliary elevator equipment and related control panels, the high-head structure can make the button easier to locate by touch. The latching version can be used for functions that require a maintained switching state, subject to the equipment control design.

Security and Alarm Equipment

The metal construction and optional LED indication also make this switch suitable for security and alarm equipment panels. The LED can be assigned to a defined status or control condition through the equipment's electrical circuit.

Selecting the Right Configuration

When specifying this switch for a commercial equipment project, several factors should be checked together. The 16mm mounting hole determines panel compatibility, while the high-head actuator affects the available space around the button.

The latching or momentary function should be selected according to the required control logic. If the button must remain in its selected state after pressing, the latching version is appropriate. If the circuit only needs a temporary signal, a momentary version should be considered.

The LED color and voltage should also match the indicator circuit. For installations exposed to moisture or regular cleaning, the required IP rating and actual panel sealing method should be considered as part of the complete equipment design.

About FVWIN

FVWIN, Dongguan Fvwin Electronics, manufactures electronic switches and related components for equipment manufacturers and system integrators. Its product range includes metal push button switches, illuminated tact switches, push switches, DIP switches, and other switching and connection components.

FVWIN supports OEM and customized switch requirements, including mounting size, actuator style, contact configuration, LED color and voltage, terminal type, and wiring options. For commercial equipment projects, buyers can provide the panel dimensions, electrical requirements, and application conditions to confirm a suitable switch configuration.

FAQs

1. What is the advantage of the high-head design?
The raised actuator provides a more pronounced tactile profile than a flat-head button, making the control easier to locate by touch. It can be useful on frequently operated commercial equipment panels.

2. Is this switch latching or momentary?
The listed MS16 configuration is latching. A momentary version is also available for applications where the button needs to return after release.

3. What does the dot LED indicate?
The dot LED is used as a visual indicator. It can show power, operating mode, standby, or another defined status depending on how the LED is connected to the equipment circuit.

4. Can the switch be used in equipment exposed to moisture?
The switch is available with IP65 protection and an IP67 option. The specified protection level depends on the selected version and correct panel installation. The complete equipment enclosure should also be considered for the intended environment.