(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.
[Features]
· A power supply rocker switch built for safety.
· Unique leaf spring mechanism reduces heat production.
· Unique forced-open/close mechanism keeps contacts open, even with contact welds or other anomalies.
· Neon lighting available that can have the power supply voltage directly applied to it.
· Contact gap 3 mm or larger.
· Caps and flanges available in a variety of types.
· UL/CSA/VDE certified.
· EN standard compliant.
Japanese Only
Part Number
Configured Part Number is shown.

A8A appearance
| Permitted Operation Speed | 1 to 500 mm/s | |
|---|---|---|
| Permitted Operation Frequency | Mechanical | 30 times/min. or less |
| Electrical | 20 times/min. or less | |
| Insulation Resistance | 100 MΩ or higher (total insulation resistance at 500 V DC) | |
| Contact Resistance (Initial Value) | 20 mΩ or lower (6 to 8 V DC, 1 A voltage drop method) | |
| Withstand Voltage | Between Same Pole Terminals | 2,000 V AC 50/60 Hz 1 min. |
| Between Different Pole Terminals | 2,000 V AC 50/60 Hz 1 min * | |
| Between Charging Metal And Ground | 4,000 V AC 50/ 60 Hz 1 Min. | |
| Vibration | Malfunction | 10 to 55 Hz double amplitude 1.5 mm (within malfunction of 1 ms) |
| Shock | Malfunction | 300 m/s2(within malfunction of 1 ms) |
| Durability | 500 m/s2 | |
| Durability | Mechanical | 40,000 and higher |
| Electrical | 20,000 and higher | |
| Mass | Non-illumination type: approx. 15 g | |
| Neon illumination type: approx. 16 g | ||
| Inrush Current | Max. 100 A (100 ms Or Less) | |
| Operating Temperature Range | -20 to +50°C (with no icing and no condensation) | |
| Operating Humidity Range | 45 to 85% RH | |
| Protective Structure | IEC IP40 | |
| Class Of Electric Shock Protection | Class II | |
| PTI (Tracking Properties) | 175 | |
| Degree Of Pollution | 2 | |
Note. Please inquire for performance details with each individual certification standard.
*Excluding between different pole terminals for neon illuminated type.

Model A8A exterior

Model A8A dimensional diagram
| Force Required For Operation | OF Max. | 19.6 N |
|---|---|---|
| Free Positioning | FP | 8 ± 1 mm |
| Operating Position | OP | 5 ± 1 mm |
| Part Number |
|---|
| A8A-201-1 |
| A8A-202-1 |
| A8A-203-1 |
| A8A-212-1 |
| A8A-216 |
| A8A-216-1G |
| A8A-226-1 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Illumination | Operating unit marking | Button color | Case color |
|---|---|---|---|---|---|---|---|---|
MYR 38.48 | 1 Piece(s) | 1 Day(s) | Non-Illumination | NA | White | Black | ||
MYR 38.48 | 1 Piece(s) | 1 Day(s) | Non-Illumination | NA | Red | Black | ||
MYR 38.48 | 1 Piece(s) | 1 Day(s) | Non-Illumination | NA | Green | Black | ||
MYR 43.56 | 1 Piece(s) | 1 Day(s) | Illumination | NA | Red | Black | ||
MYR 43.56 | 1 Piece(s) | 1 Day(s) | Illumination | NA | Orange | White | ||
MYR 44.71 | 1 Piece(s) | 1 Day(s) | Illumination | Available | Orange | Black | ||
MYR 43.56 | 1 Piece(s) | 1 Day(s) | Illumination | NA | Orange | Black |
Loading...
| Shape | Rectangle | Contact Configuration | 2-pole single throw | With key | NA |
|---|---|---|---|---|---|
| Terminal shape | Tab Terminal | Protection function (environmentally resistant) | NA | Dimension vertical(mm) | 32 |
| Dimension width(mm) | 25 | Dimension depth(mm) | 30 | Contact rated 1 (resistant load)(V)/(A) | AC125/16 |
| Contact rated 2 (resistant load)(V)/(A) | AC250/16 | Works with micro loads | NA | Reset function (external control) | NA |
| Operation Unit | Integrated style | Protective Structure | NA |

![Lock Switch [R19B]](http://stg0-my.misumi-ec.com/linked/material/el/TAW1/PHOTO/TAW1_58.jpg?$product_recommend_b$)



How can we improve?
How can we improve?
While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Customer Privacy Policy
Thank you for your cooperation.
While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Please use the inquiry form.
Customer Privacy Policy