Lutron Nova T Dimmer Switch 20 A, Sienna (NT-3PS-SI)

Product Overview

The Lutron NT-3PS-SI is a Nova T dimmer switch rated for 20 A at 120/277 V. It supports single‑pole or 3‑way wiring and mounts in a standard single‑gang wall box.

Finished in Sienna, this Lutron component is designed for installation in residential and commercial lighting control projects.

Key Features

• 20 A rating at 120/277 V
• Single‑pole or 3‑way operation
• Fits a standard single‑gang wall box
• Sienna finish
• Nova T series model NT-3PS-SI

What this dimmer does

The NT-3PS-SI is a wall‑mounted dimmer control from Lutron's Nova T family that provides manual dimming for a single lighting circuit. It can be wired for single‑pole control or used in 3‑way installations to control one circuit from two locations when paired with compatible companion controls.

Electrical rating and load

This model is rated for 20 A at 120/277 V. Match the dimmer's load type and total wattage to the connected fixtures to help ensure proper operation.

• Rating: 20 A
• Voltage: 120/277 V

Compatibility and installation notes

The NT-3PS-SI supports single‑pole and 3‑way wiring configurations. Use appropriate companion controls for multi‑location dimming and follow manufacturer wiring instructions. Confirm load compatibility (for example: LED, halogen, incandescent) and total wattage before installation.

• Wiring: Single‑pole / 3‑way
• Confirm matching of dimmer load type and total wattage to fixtures prior to installation

Typical applications

Suitable for residential lighting circuits and lighting‑control projects such as retrofits and new construction where a 20 A, 120/277 V dimmer is required and compatible with the connected fixtures.

• Residential lighting circuits
• Retrofit and new construction lighting controls
• Multi‑location dimming with compatible companion controls

Finish and mounting

The control is finished in Sienna and installs in a standard single‑gang wall box. Select a matching wallplate for the desired appearance.

• Finish: Sienna
• Mounting: Standard single‑gang wall box

Before You Order

Verify the dimmer's 20 A, 120/277 V rating and single‑pole/3‑way configuration match your circuit and fixtures.

• Match dimmer load type and total wattage to connected fixtures.
• Plan for companion controls if multi‑location dimming is required.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Lutron Nova T Dimmer Switch 20 A, Sienna (NT-3PS-SI). For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.