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[Features]
· A high-capacity compact push button switch.
· Can be used as a power supply switch that requires high-capacity shutdown.
· Can handle switching from very small loads (minimum applicable load: DC5V1mA) to high loads.
Japanese Only
Part Number
Configured Part Number is shown.

Small push button switch appearance

Non-illumination type - square dimensional diagram

Non-illumination type - square external dimensional diagram, unit: mm

Non-illumination type - square (1a type) external dimensional diagram, unit: mm

Non-illumination type - round dimensional diagram

Non-illumination type - round external dimensional diagram, unit: mm

Non-illumination type - round (1a type) external dimensional diagram, unit: mm

LED surface illumination type - square dimensional diagram

LED surface illumination type - square external dimensional diagram, unit: mm

LED surface illumination type - square (1a type) external dimensional diagram, unit: mm

LED surface illumination type - round dimensional diagram

LED surface illumination type - round external dimensional diagram, unit: mm

LED surface illumination type - round (1a type) external dimensional diagram, unit: mm
Note: soldered terminal type is used for external dimensions. In addition, this shows a state where flange and leaf spring are not equipped.
Dimensional tolerance where not specified is ±0.4 mm.
| Permitted Operation Frequency | Mechanical | Momentary action: max. 120/min. Alternating action: max. 60/min. *1 |
|---|---|---|
| Electrical | Max. 20 times/min. | |
| Insulation Resistance | 100 MΩ or higher (insulation resistance meter at 500 V DC) | |
| Contact Resistance (Initial Value) | 100 mΩ or less | |
| Withstand Voltage | Between Same Pole Terminals | 600 V AC 50/60 Hz 1 min |
| Between Each Terminal And Ground | 2,000 V AC 50/60 Hz 1 min. | |
| Vibration | Malfunction | 10 to 55 Hz double amplitude 1.5 mm *2 |
| Shock | Durability | 500 m/s2 |
| Malfunction | Max. 150 m/s2 *2 | |
| Durability | Mechanical | Momentary action: 1,000,000 times or more Alternating action: 50,000 or more *1 |
| Electrical | 50,000 times or higher | |
| Mass | Approx. 3.2 g | |
| Ambient Operating Temperature | -10 to +55℃ (with no icing and no condensation) | |
| Operating Ambient Humidity | 35 to 85% RH | |
| Storage Ambient Temperature | -25 to +65℃ (with no icing and no condensation) | |
| Protective Structure | IEC IP40 | |
| Class Of Electric Shock Protection | Class II | |
| PTI (Tracking Properties) | 175 | |
| Degree Of Pollution | 3 (IEC60947-5-1) | |
| Part Number |
|---|
| A3AA-90K1-00L |
| A3AT-90K1-00L |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Type | Operating part shape | Terminal shape | Mounting Hole | Operating function | Color of Operating Unit | Operating part dimensions - vertical (mm) | Operating part dimensions - horizontal (mm) | Separated illumination portion | Light Source Type | LED current limiting resistor |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 18.41 | 1 Piece(s) | 1 Day(s) | Non-illumination type push-button | Square Shape | Soldering Terminal | [Other] □11.5 | Momentary | [Other] Light Gray | 8.9 | 8.9 | - | Non-Illumination | - | ||
MYR 18.41 | 1 Piece(s) | 1 Day(s) | Non-illumination type push-button | Round | Soldering Terminal | [Other] φ11.5 | Momentary | [Other] Light Gray | 12.7 | 15.2 | - | Non-Illumination | - |
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| Card included | NA | Contact Configuration | 1a | Protection function | NA |
|---|---|---|---|---|---|
| Safety standards | UL / CSA | Panel depth dimensions(mm) | 21.5 | Switch rating, AC resistance load 1 | AC125V/6A |
| Switch rating, AC resistance load 2 | AC250V/2A | Switch rating, DC resistance load 1 | DC30V/4A |

TEND
Standard Price : MYR 53.37
Days to Ship : 1 Day(s) or more

OMRON
Standard Price : MYR 14.18
Days to Ship : 1 Day(s)

OMRON
Standard Price : MYR 8.85-
Days to Ship : 1 Day(s) or more

OMRON
Standard Price : MYR 6.67-
Days to Ship : 1 Day(s) or more

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