Limit Switches

Rugged Position Sensing for Industrial Applications

Limit switches provide dependable position detection and safety control in automated systems. At Pacific Automation, we stock a wide range of Bernstein and Balluff Limit Switches that combine durability, flexibility, and precision for industrial environments.

From conveyor systems to machine guarding, our limit switches help ensure reliable operation and compliance with strict safety requirements.

Why Choose Limit Switches?

Limit switches are electromechanical devices that operate when a target object comes into contact with the actuator. They are widely used for safety interlocks, machine position feedback, and end-of-travel detection.

Key advantages include:

Reliable switching under mechanical stress
Broad range of actuator styles to suit different applications
Rugged housings to withstand industrial conditions
Wide electrical ratings for both AC and DC circuits
Proven compliance with international safety standards

Applications Across Industries

Limit switches are a trusted choice for countless industrial applications:

Material Handling and Conveyors – Detect the position of items and control system sequencing
Machine Safety – Provide interlocks and emergency shutdown functionality
Automotive and Manufacturing – Monitor tool position, press operations, and assembly lines
Packaging Machinery – Ensure accurate control of moving parts and cycle limits
Mining and Heavy Industry – Withstand shock, dust, and harsh environments while maintaining reliable switching

Product Range at Pacific Automation

Our selection covers the full spectrum of industrial requirements:

Contact configurations including 1NO/1NC, 2NC, 2NO, and 2NO/2NC
Operation types such as snap action, slow action, and overlapping action
Actuator options including levers, roller levers, plungers, push bolts, and adjustable mechanisms
Electrical ratings up to 16 A with voltages up to 300 V AC or 24 V DC for flexible integration
Housing materials including thermoplastic, reinforced thermoplastic, die-cast aluminium, and die-cast zinc
Ingress protection options IP65, IP66, and IP67 for dependable operation in wet, dusty, or exposed environments

Among the most popular series are:

Bernstein IN65 Series – Compact, cost-effective, and versatile for general automation
Bernstein D Series – Rugged metal-bodied switches for heavy-duty use
Balluff BNS Series – High-quality mechanical limit switches designed for precision and long service life

Easy Integration Into Industrial Systems

Limit switches are designed for quick installation and long service life. With standardised housing sizes and multiple cable entry options such as M16 and M20, they integrate easily into both new and existing systems. Modular actuators and replaceable components allow further flexibility, reducing downtime and simplifying maintenance.

A Proven Choice for Safety and Reliability

Limit switches remain one of the most reliable solutions for machine safety and position sensing. By choosing high-quality Bernstein or Balluff switches from Pacific Automation, you gain performance, compliance, and peace of mind.

Whether you need a compact plastic-bodied switch for light-duty tasks or a rugged die-cast unit for demanding environments, we have the solution.

Shop Limit Switches Online

Browse our full range of Bernstein and Balluff Limit Switches today. Use our product filters to refine by actuator type, contact configuration, or housing material.