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Neptune DOS Dual Reservoir with two transparent vessels and orange lids for liquid storage and dosing system integration.

Neptune DOS Dual Reservoir with two transparent vessels and optical sensors for fluid storage.

Close-up of Neptune DOS optical sensor, designed for precise liquid detection in dual reservoir systems.

Neptune Systems DOS Dual Reservoir packaging featuring coral imagery and product details on a gray background.

Neptune DOS Dual Reservoir

Optimize your dosing with the Neptune DOS Dual Reservoir. Store 4L, prevent spills, and track levels in real time. Easy refills and Apex Ready integration!

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Neptune DOS Dual Reservoir

An elegant and highly refined solution to two-part/liquid storage, the DOS Dual Reservoir’s advanced features are Apex Ready!

Features:

Large Storage Capacity – Each vessel holds up to 2 liters of fluid for a total storage volume of 4 liters
Connects directly to your DOS dosing system
Engineered with a low center of gravity to help avoid tips and spills
Optical sensors provide real-time fluid levels to the Apex Fusion dashboard
Easily removable lids to make refills a breeze
Built using cast acrylic
Push-fit tubing connections

Specifications:

Dimensions (approx) – 10.5″ x 8.5″ x 5.5″
Capacity – 2000ml per side (0.52 gallons)
Apex, Apex Lite, or Apex Jr. and DOS dosing system required to operate level sensors

What’s in the Box?

DDR with sensors and cable
4 meters of tubing
Getting Started Guide