Microswitches, 3A series
In case of 3ATL switches with LED indicator, the LED is mounted on PCB next to the switch under the transparent window. The complete 3ATL series switch consists of the switch, key button and bezel (with the window for illuminated switches).
| Manufacturer | MEC |
| Type of switch | microswitch TACT |
| DC contacts rating @R* | 0.05A / 24V DC |
| Contacts layout | SPST-NO |
| Switch. method** | OFF-(ON) |
| Mounting | THT |
| Leads | for PCB, straight |
| Soldering temperature | 260°C / 10 s |
| Mechanical durability | 10000000 cycles |
| Min. insulation resistance | 100MΩ |
| Max. contact resistance: | 30mΩ |
| Contact plating | silver plated |
| Button shape | round |
| Body dimensions | 10x10mm |
| Pitch | 7.62x10.16mm |
| Operating temperature | -40...160°C |
| Positions | 2 |
| Illumination | none |
* at resistive load
** the position in bracket indicates momentary position.
** the position in bracket indicates momentary position.
| Symbol | Dimensions | Operating Force | Button height* |
|---|---|---|---|
| [N] | [mm] | ||
| MEC3CTH9 | Fig. 1. | 3.5 | 6.4 |
| MEC3ATH9 | Fig. 2. | 2.5 | 6.4 |
| MEC3FTH9 | Fig. 3. | 3.5 | 10.4 |
| MEC3FTH980 | - | - | 10.4 |
| MEC3ETH9 | Fig. 4. | 3.5 | 8 |
| 3ETH9-09.5 | - | - | 9.5 |
* measured from PCB
