1. Alarm Sensors & Motion Detectors Items
  2. sku: 6781539499436721
  3. LEGRAND FSP-311B-D-L2-W

LEGRAND FSP-311B-D-L2-W Wattstopper

Fsp-311b-d-l2-w Legrand New Wattstopper

( Brand: Legrand ), ( Manufacturer Part Number: FSP-311B-D-L2-W ), ( Model: WATTSTOPPER LEGRAND FSP-311B-D-L2-W ), ( Type: Window Sensor )

Review LEGRAND New Wattstopper

The Legrand FSP-311B-D-L2 Wattstopper is a versatile and energy-efficient lighting control solution designed for use in various commercial applications. This device is part of Legrand's FS Pushbutton range, which offers a combination of style, functionality, and ease of use.

The FSP-311B-D-L2 is a 0-10V dimmable occupancy and daylight sensor designed for use with Wattstopper's FS2 series of ballasts and drivers. It is rated for a maximum wattage of 600W, making it suitable for use with medium-sized lighting installations. The sensor comes with a built-in occupancy detector and a daylight harvester, allowing it to automatically adjust the lighting levels based on the presence of people and natural light.

The occupancy sensor is designed to detect motion within a 180-degree field of view and a range of up to 30 feet. It features adjustable sensitivity settings, allowing users to customize the response time and the amount of delay before turning the lights back on after the last motion detection. The daylight harvester, on the other hand, is designed to detect the amount of natural light present in the room and adjust the lighting levels accordingly, helping to save energy and reduce costs.

The FSP-311B-D-L2 comes with a sleek, modern design that is both functional and aesthetically pleasing. It features a backlit pushbutton that glows in different colors to indicate the status of the sensor, making it easy to identify from a distance. The device also comes with a built-in test button, allowing users to easily test the functionality of the sensor and verify that it is working correctly.

The sensor is easy to install, with a simple wiring configuration that allows for quick and easy connection to the lighting system. It is also compatible with various building automation systems, allowing for seamless integration into larger building management systems.

In summary, the Legrand FSP-311B-D-L2 Wattstopper is a versatile and energy-efficient lighting control solution that offers occupancy and daylight sensing capabilities. It is designed for use in commercial applications and is suitable for medium-sized lighting installations. The device features a modern design, easy installation process, and compatibility with various building automation systems. With its adjustable sensitivity settings and automatic lighting adjustments, the FSP-311B-D-L2 helps to save energy, reduce costs, and improve the overall functionality and comfort of commercial spaces.

The Legrand FSP-311B-D-L2 Wattstopper is a neutral wire connection device designed for use with Wattstopper dimming systems. Here are some pros and cons of buying this device:

Pros:

1. Compatibility: This device is compatible with Wattstopper dimming systems, making it an ideal choice for those who are already using or planning to use Wattstopper lighting controls.

2. Easy installation: The Legrand FSP-311B-D-L2 Wattstopper is designed for easy installation. It can be installed in both new and existing electrical systems.

3. Energy efficiency: By using a dimming system, you can save energy and reduce your electricity bills. The Legrand FSP-311B-D-L2 Wattstopper is designed to work with dimming systems, making it an energy-efficient choice.

4. Durability: Legrand is known for its high-quality products, and the FSP-311B-D-L2 Wattstopper is no exception. It is built to last and can withstand heavy use.

Cons:

1. Cost: The Legrand FSP-311B-D-L2 Wattstopper is more expensive than a standard electrical outlet or switch. This may be a disadvantage for those on a tight budget.

2. Complexity: If you are not familiar with Wattstopper dimming systems, installing this device may require some expertise. You may need to hire a professional electrician to install it for you.

3. Limited compatibility: This device is only compatible with Wattstopper dimming systems. If you are using a different dimming system, you may need to look for a different device.

Conclusion:

The Legrand FSP-311B-D-L2 Wattstopper is a high-quality, energy-efficient device designed for use with Wattstopper dimming systems. It offers easy installation, durability, and compatibility with Wattstopper systems. However, it is more expensive than a standard electrical outlet or switch and may require some expertise to install. If you are already using or planning to use Wattstopper dimming systems, this device is an excellent choice.

Recommendation:

If you are looking for a neutral wire connection device for use with Wattstopper dimming systems, the Legrand FSP-311B-D-L2 Wattstopper is an excellent choice. Its compatibility with Wattstopper systems, easy installation, durability, and energy efficiency make it a worthwhile investment. However, if you are not using or planning to use Wattstopper dimming systems, you may want to look for a different device that is more suitable for your needs.

Details:

watts topper Legrand FSP-311B-D-L2-W PIR occupancy and daylight sensor, 10V dimming output for LED drivers damnable ballasts, Passive Infrared PIR motion detection automatic light control, Drop-mount design fixture, pole, or canopy installation, Operates on 120 277V AC input voltage , Adjustable time delay sensitivity settings, Integrated harvesting energy savings ballasts.

part #: fsp311bdl2 price

  • $70.00

specifications secimotions:

  • brand: Legrand
  • mpn: Fsp-311b-d-l2-w
  • model: Wattstopper Legrand Fsp-311b-d-l2-w
  • type: Window Sensor

general secimotions:

  • condition: New
  • Surveillance Smart Home Electronics > Home Surveillance > Sensors Motion Detectors

shipping secimotions:

  • carrier: USPS
  • cost: $8.72
  • type: Calculated
  • transit: 3-8 Days
  • class: Standard
  • service: USPS Ground Advantage

payments secimotions:

  • credit card: Visa
  • wallet: Apple-pay
  • other

returns secimotions:

  • policy: No Returns

offer secimotions:

  • started: January 20, 2026
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 6
  • sold: 0
  • best offers: True

seller secimotions:

  • rating: 100.0%
  • # reviews: 170
  • city: Somerville, New Jersey
type: window sensor,
category: electronics > surveillance smart home electronics > home surveillance > sensors motion detectors, sku: 6781539499436721,

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1 offer $70.00 USD
  • Offer #1: $70.00 price + $9.42 shipping estimate = $79.42* total. 0 10V dimming output for LED drivers and dimmable ballasts.+$9.42 shipping

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