Lutron LED Ballast Retrofit Kit T8 3500K (3LD4T8-2M35-1)

Product Overview

The Lutron 3LD4T8-2M35-1 is a UL‑Listed LED ballast retrofit kit designed to convert a 4 ft, 2‑lamp T8 fluorescent fixture to dimmable LED using a 3‑wire Lutron driver.

The kit is pretested and includes LED lamps, a driver, wiring, connectors, and instructions to replace the existing ballast and lamps without rewiring the fixture.

Key Features

• For 4 ft T8 linear fixtures with 2 lamps
• 3500K correlated color temperature
• 3‑wire Lutron driver designed to work with 3‑wire Lutron controls
• Dimmable when used with compatible Lutron controls
• Drop‑in retrofit that replaces the ballast and lamps and reuses fixture housing and lamp sockets
• UL‑Listed kit; includes lamps, driver, wires, connectors and instructions

What this kit does

The 3LD4T8-2M35-1 converts a 4 ft, 2‑lamp T8 fluorescent fixture into a dimmable LED fixture by replacing the fluorescent ballast and lamps with a Lutron LED driver and C‑Flex LED lamps included in the kit.

• Provides a 1:1 retrofit—no new wiring required for the fixture swap as packaged
• Reuses the existing fixture housing and lamp sockets

Compatibility and required matches

Match this kit to the existing lamp type, lamp length, and lamp count in the fixture before ordering. The 3LD4T8-2M35-1 is for 4 ft T8 fixtures with two lamps and a 3‑wire control configuration.

• Intended for fixtures originally wired for 2‑lamp T8 linear lamps (4 ft)
• Uses a 3‑wire driver intended to pair with 3‑wire Lutron dimmers and controls

Installation and what's included

Installation replaces the existing ballast with the included LED driver and the fluorescent lamps with the included LED lamps. The kit includes wiring, connectors and instructions to perform the retrofit.

• Kit contents: Lutron LED driver, C‑Flex LED lamps, wires, connectors, instructions
• Kits are UL‑Listed and are pretested for quality and compatibility

Controls and dimming information

The kit uses a 3‑wire Lutron driver and is intended to be used with 3‑wire Lutron control systems. When used with a compatible Lutron control, the driver supports dimming performance to low levels reported by the manufacturer.

• 3‑wire control pairs with corresponding Lutron dimmers
• Dimming to low-levels when paired with compatible Lutron controls

Before You Order

Confirm the existing fixture's lamp type, lamp length and lamp count match this kit (4 ft T8, 2‑lamp).

• Verify the installed control wiring is a 3‑wire Lutron control if you need dimming with Lutron controls

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Lutron LED Ballast Retrofit Kit T8 3500K (3LD4T8-2M35-1). For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.