Lutron MA-T51MN-WH Maestro Countdown Timer Switch, 5-60 Min, 150W LED/3A Fan, Neutral Required, White
Lutron MA-T51MN-WH Maestro Countdown Timer Switch, 5-60 Min, 150W LED/3A Fan, Neutral Required, White
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About this item
About this item
- Programmable Countdown Timer: Adjustable 5, 10, 15, 30, 45, or 60 minute timeout settings for automatic energy savings
- Simple Tap Operation: Tap once to start timer, tap off to turn off, or tap twice quickly for continuous untimed operation
- High Capacity Ratings: Supports up to 150W LED/CFL, 600W incandescent/halogen, 450W MLV, 3A fan loads with no minimum load requirement
- One Minute Warning: Orange LEDs indicate countdown duration with bottom LED blinking rapidly for one-minute warning before shutoff
- FASS Technology & Multi-Location: Front Accessible Service Switch for easy bulb replacement, works with MA-AS companion switch
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Shipping & Returns
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Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. (Exclusions: Special orders, clearance, and custom items).
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Description
Description
Lutron MA-T51MN-WH Maestro Countdown Timer Switch
The MA-T51MN-WH is a Lutron Maestro countdown timer switch in white designed for dimmable LED bulbs and high-efficiency exhaust fans. Experience superior convenience with tap-on operation (5-60 minutes), touch rocker to adjust countdown time, and LED indicator lights that display countdown level. This premium timer features one-minute warning before shutoff, single-pole/multi-location capability with Maestro Companion switches, and neutral wire required—ideal for bathrooms, laundry rooms, and energy-saving applications.
Lutron Maestro MA-T51MN-WH Features
- Tap-On Operation: Start timer (5-60 minutes) with single tap; tap off to reset; double tap for continuous ON with no timer
- Touch Rocker Adjustment: Easily adjust countdown time during operation for added flexibility
- LED Indicator Lights: Orange LEDs display countdown timer duration or remaining time in minutes
- One-Minute Warning: Bottom LED blinks rapidly to indicate 1 minute remaining before automatic shutoff
- Single-Pole/Multi-Location: Use alone or with Maestro Companion switches (MA-AS) for multi-location control
- Neutral Wire Required: Standard installation in compatible wallbox with neutral connection
- FASS (Front Accessible Service Switch): Safe bulb replacement without turning off circuit breaker
- Power-Failure Memory: Remembers settings after power interruption
- Electrostatic Discharge Tested: Enhanced durability and reliability
- Precise Color Matching: Coordinates with other Maestro devices for uniform appearance
- cUL 1472 & NOM Listed: Meets rigorous safety and performance standards
- 1-Year Limited Warranty: Lutron's commitment to quality
Maestro Timer Switch Applications
- Bathroom exhaust fans and vanity lighting
- Laundry room lights and fans
- Closet and pantry lighting
- Garage and workshop lighting
- Basement and utility room automation
- Energy-saving automatic shutoff
- Residential lighting control
- Dimmable LED and CFL applications
Installation & Operation
The Lutron Maestro MA-T51MN-WH installs in a standard single-gang wallbox and requires a neutral wire connection. For multi-location control, use one timer with Maestro Companion switches (MA-AS, sold separately). After installation, operation is intuitive—tap once when unit is off to turn controlled load ON and begin countdown timer; when time expires, the load turns off automatically. Tap once when unit is on to turn controlled load OFF and reset countdown timer. Tap twice quickly to turn controlled load on without a time limit for continuous operation. Use the raise/lower touch rocker to adjust countdown time during operation. The orange LED indicators show countdown duration or remaining time, and the bottom LED blinks rapidly when 1 minute remains. The FASS (Front Accessible Service Switch) allows safe bulb replacement by pulling the tab out to change bulbs without turning off the circuit breaker.
Compatible Loads & Specifications
- Voltage: 120V AC, 50/60Hz
- LED/CFL: 150W maximum
- Incandescent/Halogen: 600W maximum
- Magnetic Low-Voltage (MLV): 450W maximum
- Electronic Low-Voltage (ELV): 600W maximum
- Fluorescent: 5A maximum
- General Purpose Fan: 3A maximum
- Minimum Load: No minimum load requirement
- Timer Range: 5-60 minutes
- Configuration: Single-Pole/Multi-Location
- Requires Neutral Wire: Yes
- Operating Temperature: 32°F to 104°F
- Humidity: 0% to 95% relative humidity, non-condensing
Why Choose Lutron Maestro Timer Switches
Lutron is the world leader in lighting control with over 60 years of innovation and excellence. The Maestro timer switch delivers intuitive countdown automation perfect for bathrooms, laundry rooms, and spaces where lights or fans are often forgotten. The tap-on operation with touch rocker adjustment provides superior control—start the timer with a single tap, adjust time during operation, or double-tap for continuous ON. The LED indicator lights provide clear visual feedback showing countdown duration and remaining time, with a rapid blink warning when 1 minute remains. The FASS feature allows safe bulb replacement without turning off the circuit breaker. With power-failure memory, electrostatic discharge testing, precise color matching, and multi-location capability using Maestro Companion switches, the MA-T51MN-WH delivers professional-grade automation for residential applications.
Why Buy From Us: As an authorized Lutron dealer, we guarantee 100% genuine products with full manufacturer warranty and expert customer support.
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Frequently Asked Questions
What is a timer switch?
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?
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?
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?
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?
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.

