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A2A-4A

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Ultra-Small Size Push Button Switch (Round Body Shape φ10.5) A2A

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Until 30/06/2024

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฿ 83.63/Unit
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Product Description

Push button switch incorporating a very small, high-performance micro-switch.
[Features]
· Push button part available in an abundant range of colors/options.
· Micro-switch functionality provides high reliability.
[Applications]
· The push-button format has been instantly recognizable for many years, used in testing and verification instruments, etc. in a wide range of fields.

Ultra Small Push Button Switch (Round Body Type ø10.5) A2A Specification

Ultra Small Push Button Switch (Round Body Type ø10.5) A2A: related images

A2A appearance

A2A dimensional diagram
Unit: mm
Note 1. The push button is a plug-in type.
Note 2. Of the dimensions described above, unless otherwise specified, dimensional tolerance for components is ±0.8 mm.

A2A panel cutting dimension
Unit: mm
Note. Please set sheet thickness for installation panel from 1 to 4 mm.

A2A Button Color

Type A2A-4A: blue
Type A2A-4B: black
Type A2A-4G: green
Type A2A-4R: red
Type A2A-4W: white
Type A2A-4Y: yellow

Note. aesthetic nut, lock washer, and push button components are shipped attached to the main body of the switch.
Solder terminal, 1c contact, momentary action.

A2A Performance

Rated		125 V AC 5 A (resistance load) 250 V AC 3 A (resistance load)
Inrush Current		NC side max. 20 A, NO side max. 10 A
Contact Resistance		50 mΩ or less (initial value)
Withstand Voltage	Between Same Pole Terminals	1,000 V AC 50/60 Hz 1 min.
Withstand Voltage	Between Charging Metal And Ground, Between Each Terminal And Non-Charging Metal	1,500 V AC 50/60 Hz 1 min.
Durability	Mechanical	200,000 times or more
Durability	Electrical	200,000 times or more
Ambient Operating Temperature		-25 to +80°C (with no icing and no condensation)
Operating Ambient Humidity		45 to 85% RH
Protective Structure		IP00
Class Of Electric Shock Protection		Class II
PTI (Tracking Properties)		175
Degree Of Pollution		3 (IEC947-5-1)

Note. The rated values were tested under the conditions below.
(1) Ambient temperature: 20 ±2°C
(2) Ambient humidity 65 ±5% RH
(3) Operating frequency: 20 times/min.

A2A Operating Properties

Operating properties			Type A2A
Force Required For Operation	OF	Max.	1.47 N
Return Force	RF	Min.	0.10 N
Movement Through Actuation	PT	Max.	0.8 mm
Overall Action	TT	Max.	1.4 mm

Internal switch used is model D2S-5.

A2A Contact Type

Name	Contact Type
Double-throw (c contact)

: 30; 60; 90

Part Number
A2A-4A
A2A-4B
A2A-4G
A2A-4RSALE
A2A-4W
A2A-4YSALE

Price	Name	Minimum Order Qty.	Days to Ship	RoHS	Color of Operating Unit
฿ 93.00	PUSH-BUTTON SWITCH	1 Piece(s)	Same day	-	Blue
฿ 83.63	PUSH-BUTTON SWITCH	1 Piece(s)	Same day	-	Black
฿ 91.35	PUSH-BUTTON SWITCH	1 Piece(s)	Same day	-	Green
฿ 128.00 ฿ 92.51	PUSH-BUTTON SWITCH	1 Piece(s)	Same day	-	Red
฿ 93.00	PUSH-BUTTON SWITCH	1 Piece(s)	Same day	-	White
฿ 135.00 ฿ 96.26	PUSH-BUTTONSWITCH	1 Piece(s)	Same day	10	Yellow

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Basic Information

Mounting Hole	φ10.5	Operating part shape	Round	Type	Non-illumination type push-button
Operating function	Momentary	Contact Configuration	1c	Terminal shape	Soldering Terminal
Guard included	NA	Panel depth dimensions(mm)	20.4	Protection function	NA
Operating part dimensions - horizontal(mm)	13	Operating part dimensions - vertical(mm)	13	Switch rating, AC resistance load 1	AC125V/5A
Switch rating, AC resistance load 2	AC250V/3A