Overview
The Aquafine 16518-1 is an electronic ballast designed for UV water disinfection and treatment systems. This ballast is used for CSL/SCD/MP2-SL systems and operates at 120-240 VAC, 60 Hz. It is compatible with Aquafine CSL, SCD and MP2-SL systems and serves as a replacement for the discontinued Aquafine Ballast 16518.
Key Features
- Electronic ballast for dual UV lamp operation (two 425mA lamps)
- Power input 120/240V, 50/60Hz with typical input current of 1.1A/0.61A and power factor >0.99
- Type 1 outdoor rated, Class P with volts to ground less than 600 volts
- No PCBs, inherent thermal protection
- Direct replacement for original Aquafine 16518 ballast
Technical Specifications
The ballast is designed for two 425mA UV lamps with input voltage of 120V, 50/60Hz, and current of 1.0A ±10%. Maximum open-circuit voltage is 660V with Type 1 outdoor, Class P rating.
Typical Applications
- UV water disinfection and sterilization systems
- Municipal and industrial water treatment plants
- Aquaculture UV UV systems
- Point-of-use and point-of-entry water treatment
- Wastewater UV irradiation systems
Compatibility & Replacements
Compatible With
- Aquafine CSL water treatment systems
- Aquafine SCD UV disinfection platforms
- Aquafine MP-2-SL UV lamp assemblies
- Dual 425mA UV lamps (75W nominal per lamp)
Replaces / Drop-In Replacement For
- Aquafine Ballast 16518 (discontinued)
- Original Aquafine 16518 series ballasts
Works With
- Aquafine UV system control panels
- Low-pressure UV lamp assemblies (425mA rated)
- Standard 120V and 240V AC power distribution
- Direct replacement ballast for the 16518-1 includes the newer Aquafine 16518-3 model


















