Eaton LS-S11/P Roller Plunger Limit Switch, 400 V AC, 4 A, 1NO+1NC, IP67 106788

The Eaton LS-S11/P stands out with its robust IP67-rated thermoplastic housing and a roller plunger actuator, making it a dependable choice for position sensing in demanding industrial environments. Unlike standard limit switches, it offers a high mechanical life of over 10 million operations and a wide operating temperature range from -25 to +70 °C, ensuring reliable performance under harsh conditions.

Highlights

• Roller plunger actuator for smooth, low-friction operation
• Sealed to IP67, suitable for washdown and dusty areas
• Snap-action switching with 1 NO and 1 NC contacts
• Rated for 400 V AC and 4 A, ideal for control circuits
• Compact thermoplastic housing with M20 cable entry

In daily use

Install the LS-S11/P on machine guards, conveyor systems, or automated equipment to detect position or end-of-travel. The roller plunger reduces side loading and wear, while the screw terminals and base mounting (2 x M4) simplify wiring and installation. Its momentary snap-action ensures crisp, reliable switching even with slow actuator movement.

Full specifications

• Actuator type: Roller plunger
• Switching function: Momentary (snap-action)
• Contact configuration: 1 NO + 1 NC
• Rated operational voltage: 400 V AC
• Rated operational current: 4 A
• Rated insulation voltage: 500 V
• Rated impulse withstand voltage: 6 kV
• Ingress protection: IP67
• Housing material: Thermoplastic (glass-fiber reinforced)
• Connection type: Screw terminals
• Cable entry: M20 x 1.5
• Operating temperature range: -25 to +70 °C
• Mechanical life: > 10 million operations
• Electrical life: > 0.5 million operations
• Mounting type: Base mounting (2 x M4)
• Number of poles: 2-pole
• Actuator material: Metal roller, plastic plunger

Final note

Engineered for longevity and precision, the Eaton LS-S11/P is a reliable limit switch for industrial automation tasks where durability and consistent performance are critical.