Omron WLCA12-LD Adjustable Roller Lever Limit Switch
The Omron WLCA12-LD Adjustable roller lever Limit Switch is designed for precise mechanical position detection in industrial automation systems requiring flexible actuation ranges. This standard size limit switch features an adjustable roller lever mechanism (R25 to 89 mm), allowing accurate alignment with cams, guides, and moving machine components. With a DPDT two-circuit contact configuration and rugged metal housing, the switch supports reliable signal switching in demanding environments. Built with IP67 ingress protection, it ensures dependable operation under dust and moisture exposure. Manufactured by Omron, the WLCA12-LD is part of the Omron Limit Switch, known for mechanical strength, long service life, and stable electrical performance.

| Brand | Omron |
| Product | Limit Switch |
| Model Number | WLCA12-LD |
Omron WLCA12-LD Adjustable Roller Lever Limit Switch ā Technical Overview
| Specification | Value |
|---|---|
| Actuator | Adjustable Roller Lever |
| Lever Adjustment Range | R25 to 89 mm |
| Contact Form | DPDT |
| Contact Configuration | Two-Circuit |
| Rated Switching Capacity | 10 A at 500 VAC |
| Current Rating | 100 mA |
| Voltage Rating | 125 VAC / 30 VDC |
| Terminals | Screw Terminals (G½ conduit) |
| Pretravel (PT) | 15±5° |
| Degree of protection | IP67 |
The Omron WLCA12-LD Adjustable roller lever Limit Switch is widely recognized as a robust solution for accurate limit detection in industrial automation applications. Its adjustable lever design with a R25 to 89 mm operating radius enables precise actuation control, making it suitable for machines with varying stroke lengths and motion paths.
In industrial use, the WLCA12-LD adjustable roller lever limit switch is commonly installed in conveyor systems, packaging machinery, machine tools, and automated handling equipment. The roller lever reduces friction during actuation, while the DPDT contact structure allows dependable switching of multiple control circuits within a single device.
Engineered for long-term reliability, the switch delivers stable electrical performance and high mechanical endurance in continuous-duty environments. Its IP67-rated enclosure, wide operating temperature range, and rugged construction make the Omron WLCA12-LD suitable for harsh industrial conditions where consistent and repeatable limit detection is critical.