SLTR Series

Slim LED Troffer Retrofit Kit with Hinged Door

The Aleo SLTR XE Series Slim Troffer Retrofit Kit with the Hinged Door Design delivers industry-leading performance with deep energy savings and continuous dimming. Easy and quick installation reduces labor cost and optimizes ROI. The retrofit kit eliminates the need to replace existing luminaire housing, which reduces install time and disposal/removal costs. The precision-formed diffuser produces comfortable and pleasant illumination, enhancing productive spaces in various applications.

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Provides architectural aesthetics for retail, schools, offices, healthcare, and other various commercial applications.


  • Easy and Quick Installation
  • Visually pleasing, slim architectural design
  • Continuous dimming for further demand reduction
  • Long life, reduced maintenance
  • 7-year limited warranty
  • UL and DLC Premium


Simple construction with minimal parts allows for easy handling and installation. Luminaire features matte white durable finish.


Luminaire utilizes high-efficacy LED packages maintained at cool temperatures for long life, high efficacy. Reliable driver features continuous dimming. Universal voltage (120-277V) for convenient installation.

Installation and Mounting

Installs in most troffer luminaires. Retrofit kit fits within troffer and ceiling T-bar grid, eliminating need to remove existing fixture housing.

Controls and Dimming

Continuous dimming (0-10V) comes standard. Suitable for use with dimmers, sensors, daylight harvesting and other control strategies to achieve deeper energy-savings and code compliance.

Optical System

Reflector systems features highly reflective coating and delivers balanced, comfortable illuminance for productive spaces. Diffuser lens reduces glare and improves occupant comfort while maintaining high efficiency emission.


UL Classified. All components have UL certification.  UL Class 2. Driver: SCP, OTP, OVP protection, FCC Part 15 Class B, UL8750 Class 2. DLC Premium


7-year Limited Warranty.  See warranty documentation for more information.

2x2 Line Drawing


2x4 Line Drawing


Specification Sheet


IES Files

Form Factor Model No. Wattage Lumens
2’x2′ SLTR-22LE-23/840 XE G3-HD 23W 2875
2’x4′ SLTR-24LE-33/840 XE G3-HD 33W 4158

Model No. Description
-EM700 Emergency battery backup, 700 lm
-EM1400 Emergency battery backup, 1400 lm

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