ROUND MAX RETROFIT Series

Simple, Energy-Efficient LED Retrofit for Hazardous HID Fixtures

Hazardous-location HID fixtures can be converted to LED without touching the explosion-proof housing or conduit system — this retrofit kit makes that swap simple.

The Retrofit with RDX series provides a simple, reliable, and energy-efficient solution for upgrading existing hazardous-location HID fixtures to LED technology. Designed for Champ VMV/VMVL and Appleton Mercmaster II & III fixtures, dedicated retrofit adapters and plug-and-play wiring allow fast installation while reusing the original explosion-proof housing and conduit system.

Delivering up to 26,076 lumens at 148 lm/W, it's certified for Class I Division 2 and Zone 2 hazardous locations.

Key Features

• Plug-and-Play Installation: Dedicated retrofit adapters reuse the original explosion-proof housing and conduit system.
• High-Output Performance: Up to 26,076 lumens at 148 lm/W efficacy.
• Hazardous-Location Rated: Class I Division 2 and Zone 2, with NEMA 4X and UL844/1598 certifications.

Why Specify the Retrofit with Round Max Series

• Preserves the original explosion-proof housing and conduit system — no re-certification hassle
• Delivers full Round Max Series output (up to 26,076 lumens) through a retrofit kit
• Certified for Class I Division 2 and Zone 2 hazardous locations
• 10-year LED / 7-year driver warranty