Description

PS04BR Recessed Ceiling Presence Sensor Switch

Upgraded Version – Smarter, More Flexible, More Energy-Efficient

Recessed Ceiling Presence Sensor Switch Kawasan PS04BR is the version is the latest 2026 version of the PS04BR model – a popular product line known for its highly sensitive motion detection and automatic ON/OFF control of electrical devices based on actual human presence in the room.

In the 2026 version SENS sensitivity adjustment knob — a feature many customers have been waiting for. It allows users to adjust the detection range to suit different spaces, reduce unwanted activation, and ensure optimal lighting performance.

1. Key Upgrades of the PS04BR

New SENS Knob – Adjustable Sensitivity

• Adjustable detection range from 2 m to 6 m
• Helps reduce unwanted activation caused by small movements at a distance or slight vibrations
• Suitable for hallways, restrooms, offices, warehouses, meeting rooms, and more

Microwave Presence Detection

• Stable 5.8 GHz radar technology
• Detects very small movements such as turning the body or moving a hand
• Can detect through thin materials such as glass, wood, and acrylic, making ceiling installation more convenient.

100% Automatic – Maximum Energy Savings

• Turns on when someone is present and stays on while movement is detected
• Turns off when no one is present, helping save 40–70% on electricity

IP54 Protection – Suitable for Various Locations

• Safe for use in humid environments
• Ideal for restrooms, balconies, and covered outdoor hallways

2. Key Features of the PS04BR

• LUX Adjustment – Set the ambient light level for activation: Allows the sensor to operate only at night or throughout the day as needed.
• TIME Adjustment – Set the automatic shut-off delay: Adjustable from 10 seconds to 12 minutes after no presence is detected.
• SENS Adjustment – New Upgrade: Controls the detection range and helps prevent unwanted activation.
• Compact Recessed Ceiling Design – Easy Installation: Secure spring clips allow quick installation on gypsum, wooden, or plastic ceilings.
• Highly Sensitive Presence Detection: Even very small movements can keep the connected device operating.

3. PS04BR Technical Specifications

• Operating Voltage: 110–240VAC / 50–60Hz
• Detection Angle: 360°
• Sensor Technology: 5.8GHz microwave radar
• Detection Range: 2–6m, depending on SENS setting and environment
• Time Delay: 10 seconds – 12 minutes
• Ambient Light Level (LUX): approx. 3–2000 LUX
• Load Power:
  • 600W LED / compact lamps
  • 300W fan (110–130VAC)
• IP Rating: IP54
• Installation Height: Ceiling-mounted, 2–4m
• Model: PS04BR

4. Practical Applications

The PS04BR is suitable for:

• Restrooms – Smart automatic ON/OFF control
  
• Staircases and walkways – Improved safety at night
  
• Apartment and office hallways – Helps save electricity
  
• Warehouses and technical rooms
  
• Meeting rooms and classrooms – Automatically turns off when not in use
  
• Commercial areas and hotels
  

Helps significantly reduce energy waste, improve convenience, and optimize automatic lighting systems.

WHY CHOOSE KAWASAN?

• A leading Vietnamese brand in the fields of automatic electrical equipment, security, safety, and smart electrical devices since 2007, as well as residential LED lighting and solar lighting since 2012.
• High durability with selected components – Stable operation even in harsh weather conditions
• Superior warranty policy – Repair support is available even after the warranty period if the product can still be restored
• Kawasan currently has its head office in Ho Chi Minh City, branches in Hanoi and Da Nang, and a production and assembly workshop in District 12, Ho Chi Minh City.
• 24/7 support service and a nationwide dealer network

KAWASAN COMMITMENT

Kawasan is committed to providing products genuine – durable – safe, fully meeting technical standards and practical usage requirements. All products are covered by warranty free of charge for 24 months, 1-for-1 replacement within 30 days if it is a technical defect. In addition, customers are also supported with repair services after the warranty period if the product can still be restored, free of charge if the cost of replacement components is minimal. Customers can purchase the product at authorized dealers within... NATIONWIDE DISTRIBUTION SYSTEM provinces and cities nationwide, or place orders on the website.

Buy genuine products at:

• Contact the sales department directly for wholesale, dealer / distributor pricing: 0825 411 408 / 0911 757234
• Website: www.kawasan.vn (For Kawasan products)
• Website: www.kawaled.com.vn (For Kawaled products)