Lutron LED Ballast Retrofit Kit T5H 3500K (3LD4T5-3M35-1)

Product Overview

The Lutron 3LD4T5-3M35-1 is an LED ballast retrofit kit for converting existing 4 ft T5H fluorescent fixtures with three lamps to LED operation.

The kit uses a 3-wire driver, provides a 3500K color temperature, and supports dimming to 1% when used with a compatible Lutron control; it is intended to reuse the existing fixture housing and lamp sockets.

Key Features

• Retrofits 4 ft T5H, 3-lamp fluorescent fixtures to LED operation
• 3500K color temperature
• 3-wire driver
• Supports dimming to 1% with a compatible Lutron control
• Reuses existing fixture housing and lamp sockets

What this kit does

The 3LD4T5-3M35-1 is intended to convert a fluorescent fixture configured for 4 ft T5H lamps (three-lamp configuration) to LED operation while reusing the fixture housing and lamp sockets. It provides a 3500K output and enables dimming when paired with a compatible Lutron control.

• Converts fluorescent fixtures to LED while reusing fixture components
• Designed for 4 ft T5H lamp length and three-lamp fixtures

Typical applications

This kit is used for fluorescent-to-LED retrofits in commercial and institutional spaces where a neutral-white (3500K) light and dimming capability are desired.

• Offices and classrooms
• Retail spaces
• Warehouses
• Energy- and maintenance-reduction retrofit projects

Compatibility and control

The product is a 3-wire ballast/LED driver designed to pair with 3-wire Lutron dimmers. Dimming to 1% is supported when the kit is used with a compatible Lutron control. Match the kit to the existing lamp type, lamp length, and lamp count before installation.

• 3-wire driver — pairs with 3-wire Lutron dimmers
• Dimming: down to 1% with a compatible Lutron control
• Verify existing fixture is T5H, 4 ft, and 3-lamp before installing

Key specifications

Use the specifications below to confirm the kit matches the fixture being retrofitted.

• Model / SKU: 3LD4T5-3M35-1
• Brand: Lutron
• Product Type: Ballast & LED Driver (Retrofit Kit)
• Lamp type: T5H
• Lamp length: 4 ft
• Lamp count: 3
• Color temperature: 3500K
• Wiring: 3-wire (ballast / LED driver)
• Dimming range: 1% (with compatible Lutron control)
• UPC: 784276320979

Before You Order

Confirm the existing fixture is a 4 ft T5H, 3-lamp configuration and that you will use a compatible 3-wire Lutron dimmer if dimming is required.

• Verify lamp type (T5H), lamp length (4 ft), and lamp count (3).
• Confirm compatibility with the specific Lutron dimmer intended for use.
• Confirm model number and quantity required before ordering.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Lutron LED Ballast Retrofit Kit T5H 3500K (3LD4T5-3M35-1). For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.