TE Connectivity FSM Series Illuminated Push Button Switch, Push-Push, Surface, 2.1 mm Cutout, SPST, Green LED, 12 V dc

RS stock no.:: 478-410
Distrelec Article No.:: 304-52-678
Mfr. Part No.:: 1977067-1
Manufacturer:: TE Connectivity

TE Connectivity FSM Series Illuminated Push Button Switch, Push-Push, Surface, 2.1 mm Cutout, SPST, Green LED, 12 V dc

Subtotal (1 pack of 350 units)*

R 4 221,10

(exc. VAT)

R 4 854,26

(inc. VAT)

FREE delivery for orders over R 1,500.00

Temporarily out of stock

Shipping from 22 April 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Pack(s)	Per Pack	Per unit*
1 +	R 4,221.10	R 12.06

*price indicative

RS stock no.:: 478-410
Distrelec Article No.:: 304-52-678
Mfr. Part No.:: 1977067-1
Manufacturer:: TE Connectivity

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	TE Connectivity
	Switch Operation	Push-Push
	Product Type	Push Button Switch
	Actuator Colour	Ivory
	Illuminated	Yes
	Panel Cutout Size	2.1 mm
	Series	FSM
	Mount Type	Surface
	Contact Configuration	SPST
	LED Colour	Green
	Minimum Operating Temperature	-35°C
	Contact AC Voltage	12V ac
	Actuator Style	Round
	Contact DC Voltage	12V dc
	Maximum Operating Temperature	85°C
	Switch Configuration	SPST
	Standards/Approvals	2016, China RoHS 2 Directive MIIT Order No 32, EU ELV Directive 2000/53/EC Compliant, EU RoHS Directive 2011/65/EU Compliant
	Height	3.4mm
	Width	2.1 mm
	Switch Contact Current	50 mA
	Length	0.84mm

	Select all
	Brand TE Connectivity
	Switch Operation Push-Push
	Product Type Push Button Switch
	Actuator Colour Ivory
	Illuminated Yes
	Panel Cutout Size 2.1 mm
	Series FSM
	Mount Type Surface
	Contact Configuration SPST
	LED Colour Green
	Minimum Operating Temperature -35°C
	Contact AC Voltage 12V ac
	Actuator Style Round
	Contact DC Voltage 12V dc
	Maximum Operating Temperature 85°C
	Switch Configuration SPST
	Standards/Approvals 2016, China RoHS 2 Directive MIIT Order No 32, EU ELV Directive 2000/53/EC Compliant, EU RoHS Directive 2011/65/EU Compliant
	Height 3.4mm
	Width 2.1 mm
	Switch Contact Current 50 mA
	Length 0.84mm

Datasheet - 1977067-1

COO (Country of Origin):: CN

The TE Connectivity Tactile switch is designed to meet the modern demands of precision and efficiency in electrical applications. With a low profile and a round actuator, this switch is not only sleek but also highly functional, catering to a variety of designs. Featuring stainless steel construction with silver contact plating, it ensures durability and reliability while maintaining optimal performance at a 12 VDC operating voltage. This product is an ideal choice for engineers looking for a robust solution without compromising on space, making it perfect for compact electronic devices. Its tactile feedback provides assurance during activation, promoting user satisfaction. This switch offers a harmonious blend of form and function, making it a valuable addition to your electronic components.

Designed for surface mount applications, ensuring a streamlined integration into electronic devices

Offers tactile feedback, enhancing user experience during operation

Utilises durable materials, promising longevity and resistance to wear

Operates effectively within a wide temperature range, accommodating various environmental conditions

Features an extended actuator profile for easy accessibility in tight spaces

Available in a packaging method that supports efficient distribution and storage

Compliant with major regulatory standards, offering peace of mind for environmental concerns

TE Connectivity FSM Series Illuminated Push Button Switch, Push-Push, Surface, 2.1 mm Cutout, SPST, Green LED, 12 V dc

FREE delivery for orders over R 1,500.00

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