ROUND MAX HARSH RETROFIT Series

Plug-and-Play LED Retrofit for Harsh Industrial HID Fixtures

Upgrading large-format HID fixtures in harsh environments gets simpler with dedicated adapters that reuse the existing housing and deliver Round Max-level output.

The Retrofit with Round Max Harsh Series provides a fast, reliable LED retrofit solution for upgrading existing HID fixtures in harsh industrial environments. Designed for Champ VMV/VMVL and Appleton Mercmaster II & III fixtures, it reuses existing housings while enabling quick plug-and-play installation with dedicated retrofit adapters.

Delivering up to 26,076 lumens at 148 lm/W efficacy, it's rated for -40°F to 131°F ambient operation with NEMA 4X, IP66, and UL1598/1598A wet-location and marine ratings.

Key Features

• Plug-and-Play Installation: Dedicated retrofit adapters reuse existing housings for quick conversion.
• High-Output Performance: Up to 26,076 lumens at 148 lm/W efficacy.
• Harsh-Duty Rated: NEMA 4X, IP66, and UL1598/1598A wet-location and marine ratings.

Why Specify the Retrofit with Round Max Harsh Series

• Reuses existing Champ VMV/VMVL and Mercmaster II/III housings — no full replacement
• Delivers full Round Max Harsh Series output (up to 26,076 lumens) through a retrofit kit
• NEMA 4X and marine-rated for harsh-duty environments
• 10-year LED / 7-year driver warranty