WattStopper WS-301-W PIR Wall Switch Occupancy Sensor 120/277V White with Light Level Control

WattStopper WS-301-W PIR Wall Switch Occupancy Sensor 120/277V White with Light Level Control

Advanced PIR Detection with Intelligent Light Level Management

The WattStopper WS-301-W PIR Wall Switch Occupancy Sensor delivers professional-grade automatic lighting control for 120/277V applications. This white wall switch sensor combines reliable PIR motion detection with intelligent light level sensing to optimize energy efficiency and user comfort in commercial and residential environments.

Professional Features & Benefits

• 120/277V Dual Voltage Operation: Compatible with standard and commercial voltage systems for versatile installation flexibility across diverse applications.
• Custom Two-Tier Fresnel Lens: Enhanced detection capability at desktop level ensures reliable occupancy sensing in office and workspace environments.
• Integrated Light Level Sensor: Automatically holds lights off when ambient lighting exceeds preset levels, maximizing energy savings during daylight hours.
• Patented Voltage Drop Protection: Advanced circuitry safeguards against voltage fluctuations, ensuring consistent performance and extended operational life.
• Zero Crossing Circuitry: Reduces electrical stress on relay components, significantly extending sensor lifespan and improving long-term reliability.
• Adjustable Time Delay and Sensitivity: Customizable settings allow precise tuning for specific space requirements and occupancy patterns.
• Professional White Finish: Clean appearance integrates seamlessly with standard wall switch installations and commercial decor.

Technical Specifications

• Country Of Origin: China
• Product Color: White

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Office Buildings and Professional Workspaces
• Commercial Facilities and Retail Establishments
• Educational Institutions and Conference Rooms
• Healthcare Facilities and Patient Areas
• Residential Applications and Home Offices
• Multi-Unit Properties and Common Areas
• Light Industrial and Warehouse Spaces

Why Choose WattStopper Quality?

WattStopper delivers proven reliability through patented voltage drop protection and zero crossing circuitry technology. The custom two-tier Fresnel lens design and adjustable sensitivity controls ensure optimal performance tailored to your specific application requirements, backed by professional-grade construction and dependable operation.