Mini Stopper Switch [STM]
Φ8 x 8 mm
Attachable to robot hands!

Mini switch with a hardened stopper surface.
Directly embedding the mini switch in the limited installation space can realize downsizing of machines for confirmation of the chuck of robot hands or seating confirmation of workpiece.
Product list
Short type (core-wire cable)
Shape | Product No. |
Protective structure |
Size | Order | Download | |||||
---|---|---|---|---|---|---|---|---|---|---|
Worldwide | ||||||||||
Non-threaded type![]() |
STM11A | IP44 | φ8 | Quote | Catalog (PDF) |
Manual (PDF) |
2D CAD |
|||
Threaded type![]() |
STM31A | IP44 | M10 | Quote | ||||||
Non-threaded / threaded with a contacting ball type ![]() |
STMB11A | IP44 | φ8 | Quote | ||||||
STM35A | IP44 | M10 | Quote |
Long type (Cabtyre cable)
Shape | Product No. | Protective structure |
Size | Order | Download | |||||
---|---|---|---|---|---|---|---|---|---|---|
Worldwide | ||||||||||
Non-threaded type![]() |
STM12A | IP44 | φ8 | Quote | Catalog (PDF) |
Manual (PDF) |
2D CAD |
|||
STM62A | IP67 | φ9 | Quote | |||||||
Threaded type![]() |
STM32A | IP44 | M10 | Quote | ||||||
STM82A | IP67 | M10 | Quote | |||||||
Non-threaded / threaded with a contacting ball type ![]() |
STMB12A | IP44 | φ8 | Quote | ||||||
STM36A | IP44 | M10 | Quote |
◎When stopper property is not required, Positioning Switch [CSM] with 1.5mm stroke is recommended.
Electrical specification| Options / Precautions| Technical guide
Specification
Switch structure | Dry contact |
---|---|
Output mode | A:NO |
Repeatability | 0.01mm (range) |
Signal point | Middle of the stroke |
Stroke | Short type 0.3mm / Long type 0.5mm |
Movement differential | 0 |
Contact life time | 10 million |
Withstand load / Impact resistance | 3000N/0.2J |
Temperature drift | 0 |
Operating temperature range | 0℃-80℃ (Ice-Free) →200℃ Heat resistance Switch |
Contact rating | DC5V-DC24V |
Applications

Seating confirmation by a cylinder
Quenching the edge face enables a performance as the stopper.

Seating confirmation of workpiece
High dimensional accuracy for mounting simple setting at replacement.