DOS Dosing and Fluid Metering System

The Neptune Systems DOS Dosing & Fluid Metering System is the most advanced and accurate dosing system available for reef aquariums. Designed to work seamlessly with the Neptune Apex Controller, the DOS allows precise control of dosing additives, performing automatic water changes, and maintaining stable reef chemistry.

Key Features:
• Dual dosing heads for two-part, trace, or water-change control
• Integrates directly with your Neptune Apex via AquaBus
• Variable speed stepper motors for precise dosing accuracy
• Supports automatic water changes with Apex Fusion control
• Quiet, durable construction built for long-term reliability

Specifications:
• Dosing Speed: 0.1 mL/min – 250 mL/min per head
• Reservoir Capacity: works with Neptune DOS Reservoir or other containers
• Connection: AquaBus cable (included)
• Compatibility: Apex, Apex EL, Apex Pro systems

💡 Ideal for automated dosing of calcium, alkalinity, magnesium, or trace elements.

📦 Available for in-store pickup only at Blue Earth Aquariums, West Palm Beach.