Omron A3C Series Illuminated Push Button Switch, Latching, Panel, 12 mm Cutout, SPST, Yellow, White, Red, Green LED,

RS Stock No.:: 198-567
Distrelec Article No.:: 304-21-896
Mfr. Part No.:: A3CJ-7021
Brand:: Omron

Omron A3C Series Illuminated Push Button Switch, Latching, Panel, 12 mm Cutout, SPST, Yellow, White, Red, Green LED,

Bulk discount available

Subtotal (1 unit)*

$60.91

(exc. GST)

$67.00

(inc. GST)

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In Stock

Plus 8 unit(s) shipping from 12 January 2026
Plus 32 unit(s) shipping from 20 January 2026

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Units	Per unit
1 - 9	$60.91
10 - 49	$60.24
50 +	$58.82

*price indicative

RS Stock No.:: 198-567
Distrelec Article No.:: 304-21-896
Mfr. Part No.:: A3CJ-7021
Brand:: Omron

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Product Type	Push Button Switch
	Switch Operation	Latching
	Illuminated	Yes
	Series	A3C
	Panel Cutout Size	12 mm
	Mount Type	Panel
	Contact Configuration	SPST
	Terminal Type	Solder
	LED Colour	Yellow, White, Red, Green
	IP Rating	IP40
	Actuator Style	Rectangular
	Minimum Operating Temperature	-10°C
	Contact AC Voltage	24V
	Contact DC Voltage	30V
	Switch Configuration	On-Off
	Maximum Operating Temperature	55°C
	Standards/Approvals	CE, UL, CSS
	Switch Contact Current	500 mA

	Select all
	Brand Omron
	Product Type Push Button Switch
	Switch Operation Latching
	Illuminated Yes
	Series A3C
	Panel Cutout Size 12 mm
	Mount Type Panel
	Contact Configuration SPST
	Terminal Type Solder
	LED Colour Yellow, White, Red, Green
	IP Rating IP40
	Actuator Style Rectangular
	Minimum Operating Temperature -10°C
	Contact AC Voltage 24V
	Contact DC Voltage 30V
	Switch Configuration On-Off
	Maximum Operating Temperature 55°C
	Standards/Approvals CE, UL, CSS
	Switch Contact Current 500 mA

Omron Push Button Switch, Latching Operation, Illuminated - A3CJ-7021

This illuminated push button switch is designed for efficient operation in various applications. As a rectangular push button switch, it has a compact 12mm diameter with an IP40 rating, making it suitable for panels requiring a panel mount push button. This switch operates with latching action and is perfect for users in the automation and electrical industries.

Features & Benefits

• Illuminated design enhances visibility in low-light environments

• Latching operation improves control for prolonged engagement

• 250V AC rating accommodates a wide range of electrical tasks

• SPST configuration provides reliable single-pole switching

• Solder terminal facilitates straightforward wiring processes

• Compact 12mm size fits seamlessly into existing panels

Applications

• Used in control panels to manage various electrical devices

• Suitable for machinery that requires user feedback and indication

• Ideal for automation systems needing clear status indicators

• Employed in electrical equipment for easy and safe operation

What are the maximum ratings for electrical loads this switch can handle?

This switch can handle AC resistive loads up to 0.5A at 250V AC and DC resistive loads reaching 1A at 125V AC for general-purpose configurations. For microcurrent and voltage loads, it supports up to 0.1A.

How does the IP40 rating impact the switch's usage?

The IP40 rating indicates moderate protection against dust and no protection against water. This makes it suitable for indoor applications where direct exposure to liquids is not a concern.

Can I replace the light source in the push button switch easily?

Yes, the LEDs, lamps, and lenses are designed to be easily replaceable without the need for tools, allowing for hassle-free maintenance and adaptability.

Approvals

UL; CSA