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Description

Legrand TS-400-W Wattstopper Digital Time Switch

The TS400W is a Legrand Wattstopper InteliSwitch digital time switch in white designed for convenient time-out lighting control without the complexity of twist timers. Experience superior convenience with simple pushbutton operation featuring adjustable 1-12 hour countdown timer with 5-60 minute increments, bright electroluminescent LCD display, and optional audible or visual alerts. This commercial-grade timer features time scroll adjustment, terminal-style wiring for simplified installation, and no neutral wire required—ideal for commercial restrooms, break rooms, storage areas, and energy-saving applications.

Legrand Wattstopper TS-400-W Features

  • Simple Pushbutton Operation: Easy one-touch activation with digital countdown display eliminates twist timer complexity
  • Adjustable Timer Duration: 1-12 hours in 1-hour increments, or 5-60 minutes in 5-minute increments for flexible control
  • Bright LCD Display: Electroluminescent display shows timer countdown for clear status monitoring
  • Time Scroll Feature: Allows timer to adjust up or down during operation for added flexibility
  • Optional Audible/Visual Alerts: Configurable alerts before lights turn off provide advance warning
  • No Neutral Wire Required: Simplified installation in existing electrical boxes without neutral connection
  • Terminal-Style Wiring: Easy wire connections for faster, cleaner installations
  • Manual ON Function: Dedicated manual ON for continuous operation when needed
  • Single-Pole Configuration: Replaces standard single-pole wall switches
  • High Capacity: Controls up to 1200W @ 277VAC or 800W @ 120VAC ballast loads
  • UL & cUL Listed: Meets rigorous safety and performance standards
  • 5-Year Warranty: Legrand's commitment to quality and long-term performance

InteliSwitch Digital Timer Applications

  • Commercial restrooms and break rooms
  • Storage areas and utility rooms
  • Conference rooms and meeting spaces
  • Warehouse and industrial facilities
  • Educational facilities and classrooms
  • Hospitality back-of-house areas
  • Energy-saving automatic shutoff
  • Commercial and institutional spaces

Installation & Operation

The Legrand Wattstopper TS400W installs easily in place of a standard single-pole wall switch, fitting into an existing electrical box with terminal-style wiring for simplified installation. Unlike many digital timers, the TS400W does not require a neutral wire connection, making it ideal for retrofit applications where neutral wires may not be available. After installation, operation is intuitive—simply press the pushbutton to activate the timer and turn lights on. The bright electroluminescent LCD display shows the countdown timer, providing clear status monitoring. The time scroll feature allows you to adjust the timer up or down during operation without restarting. Configure optional audible or visual alerts to warn occupants before lights automatically turn off. Use the manual ON function for continuous operation when extended lighting is needed. The simple pushbutton operation eliminates the nuisance and complexity of traditional twist timers.

Compatible Loads & Specifications

  • Voltage: 120V AC / 277V AC, 50/60Hz
  • Load Rating: 1200W @ 277VAC, 800W @ 120VAC (ballast)
  • Amperage: 4.3A
  • Timer Duration: 1-12 hours (1-hour increments), 5-60 minutes (5-minute increments)
  • Number of Buttons: 1 pushbutton
  • Configuration: Single Pole
  • Requires Neutral Wire: No
  • Operating Temperature: 32°F - 104°F
  • Wire Connection Type: Flying Leads (terminal-style)

Why Choose Legrand Wattstopper InteliSwitch Timers

Legrand is a global leader in electrical and digital building infrastructures with over 150 years of innovation excellence. The Wattstopper InteliSwitch TS400 series represents commercial-grade digital time switches that eliminate the frustration of twist timers. The simple pushbutton operation provides users with convenient time-out lighting control without the nuisance of mechanical twist mechanisms that can break or become difficult to operate. The bright electroluminescent LCD display sets this timer apart, showing the countdown clearly so occupants know exactly when lights will turn off. The time scroll feature adds flexibility by allowing timer adjustments during operation. Optional audible or visual alerts provide advance warning before automatic shutoff. The no-neutral-wire-required design makes retrofit installations simple and cost-effective. With terminal-style wiring, high capacity ratings, and a 5-year warranty, the TS400W delivers professional-grade automation for commercial and institutional applications.

Why Buy From Us: As an authorized Legrand dealer, we guarantee 100% genuine products with full manufacturer warranty and expert customer support.

Specifications

Dimensions

Length/Depth
1.76 in
Width/Diameter
1.79 in
Height
2.66 in
Weight
0.3 lb

Style & Materials

Finish
White
Material
Thermoplastic
Mounting Type
In-Wall mount

Characteristics & Features

Function Type
3-Way, Single Pole

Electrical Information

Voltage
120-277V
Wattage Rating
1200.0W

Item Details

SKU
TS-400-W
Brand
Legrand
Family
Wattstopper TS-400
UPC
754182913725

Warranty & Certifications

Product Warranty
5 Year
Product Rating
Dry Rated

Frequently Asked Questions

What is a timer switch?

A timer switch is a control that automatically turns a light or fan on and off based on a set schedule or a specified countdown duration.

Can I use a timer switch for LED lights?

Yes. Most modern timer switches for lights are compatible with LED bulbs. However, some older mechanical models may have a minimum load requirement, so ensure your unit is rated for low-wattage LED use.

Do I need a neutral wire to install an in wall timer?

Many digital models require a neutral wire (white) for constant power. If your electrical box only has two wires plus a ground, look for a mechanical intermatic timer or a battery-powered digital version.

What is the difference between a countdown timer and a programmable timer?

A countdown timer turns the load off after a set time (like 30 minutes). A programmable timer follows a 24-hour or 7-day clock to turn things on and off at specific times (like 6:00 PM).

Is there a timer that adjusts for sunset automatically?

Yes. An astronomical timer uses your location to track the sun, so you never have to manually adjust the time as the seasons change.

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Legrand

Legrand is a global leader in electrical and digital building infrastructure, transforming everyday spaces with innovative and stylish solutions. With a rich history of engineering excellence, Legrand elevates the standard for lighting controls and wiring devices, blending sophisticated design with cutting-edge technology. From simple switches to intelligent home systems, Legrand offers a comprehensive portfolio designed for superior performance, aesthetics, and convenience.

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