HYDROS Minnow

$274.99
Available on backorder
UPC: 850009641601
The HYDROS Minnow Aquarium Controller offers you more accurate dosing through dual micro pumps and easily integrates with a vast array of aquarium setups. This controller is build for smart connectivity, durability, and it streamlines your tank management while delivering long-term and reliable performance.
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HYDROS Minnow: Smart Aquarium Controller with Sensor Integration and Dual Dosing

 

The HYDROS Minnow Aquarium Controller is small but mighty—kind of like the Swiss Army knife of the dosing world. Whether you're keeping a nano reef, a freshwater planted tank, or even a koi pond in the backyard, the Minnow makes dosing smarter, cleaner, and way less stressful.

With two built-in micro dosing pumps and four Sense Ports, this controller handles your supplements and sensors like a pro. And yes, it fits in the palm of your hand—pretty impressive for something that could practically run your tank.

Precision Dosing That Keeps Things Balanced

Those two dosing pumps aren’t just for show—they work independently to deliver precise amounts of liquid supplements.

Highlights:

  • Doses two separate liquids like two-part calcium and alkalinity

  • Ideal for trace elements, kalkwasser, or liquid foods

  • Maintains consistent dosing schedules without babysitting

     

Four Sense Ports = Real-Time Monitoring Power

The HYDROS Minnow doesn’t just dose—it listens to your tank like it’s got ears in the water.

Sensor Compatibility:

  • Temperature probes

  • Flow sensors

  • Leak detectors

  • TDS monitors

This kind of flexibility means your tank runs smarter, and you can sleep a little easier.

The HYDROS Minnow - Small Device, Big Compatibility

Whether you’re running a reef setup or just dosing trace minerals to your freshwater scape, the Minnow plays nice with all kinds of aquariums.

  • Works as a standalone controller or connects to the HYDROS ecosystem

  • Compatible with saltwater, freshwater, and even pond environments

  • Seamlessly integrates with other HYDROS controllers for expansion

Engineered with Safety (and Salt Creep) in Mind

This thing was built to survive splash zones and high humidity—no wimpy electronics here.

Built-In Protection:

  • IP65-rated splash and dust resistance

  • Aircraft-style connectors for reliability

  • Operates on the HYDROS Safety Net platform

  • Designed and assembled in the USA for long-term durability

What’s in the HYDROS Minnow Box?

No fluff, just what you need to get dosing right:

  • HYDROS Minnow Controller

  • Power Supply

  • Two 10-foot color-coded dosing tubes

  • Calibration beaker (because precision matters)

HYDROS Minnow Specs at a Glance

  • Dimensions: 6" x 6.25" x 2.5" (length x width x height

  • Size of Tubing: 3mm Inner diameter x 5mm Outer Diameter

  • Pump Speeds: -55, -45, -25, 25, 40, 55 mL/min

Connected and In Control from Anywhere

Thanks to the HYDROS cloud-based app, you don’t need to be home to stay in charge. Monitor and adjust everything from your phone, even if you're out picking up more reef salt or just procrastinating water changes.

Smart Features Include:

  • App control via WiFi or local connection

  • Real-time monitoring of internal voltages, CPU, and temps

  • Quick setup with a clean, intuitive interface

  • Alerts and notifications customized to your needs

Built Like a Tank (For Your Tank) - the HYDROS Minnow

This thing isn’t a fragile piece of gear. It’s rugged, weather-resistant, and made to handle life near a sump or under a cabinet.

  • Resists salt spray and dust buildup

  • Industrial-grade durability

  • Compact design fits in tight spaces

Backed by CoralVue’s Warranty

CoralVue includes a 1-year warranty, covering materials and craftsmanship. It’s peace of mind, minus the fine print headaches.

Why Go With the HYDROS Minnow?

Because it saves you time. Because it’s built to last. And because having precise dosing and monitoring packed into a palm-sized controller just makes aquarium life easier. When automation works this well, you’ll wonder how you ever managed without it.

           

Compatible Controllers

   

Accessories

     

Compatible Cables

           

LINKS:

       
Brand
HYDROS | Coralvue
Product Type
Aquarium Controller | Dosing Controller | Liquid Supplement Dosing Pump | Dosing Pump | Aquarium Dosing Pump | Liquid Dosing Pump | Aquarium Automation System
Compatibility
Saltwater Aquariums | Freshwater Aquariums | Ponds | Reef Tanks | Fish-only tanks | Fish tanks
Functionality
Dual Dosing Pumps | Precise Liquid Supplement Dosing | Temperature Monitoring | Flow and Leak Detection | TDS Sensor | TDS Sensor Support
Controller Features
Built-in WiFi Connectivity | Cloud-Based HYROS App Control | Real- Tine Monitoring & Control | User-Defined Alerts & Notifications | User-Friendly Smartphone-Like Interface
Use Case
Liquid Dosing for Aquariums | Dual-Dosing Automation | Saltwater Aquarium Management | Freshwater Aquarium Management | Trace Elements Dosing | Two-Part Liquid Dosing | Water Management Control | Saltwater Aquariums | Aquariums | Aquarium | Reef Tank
Audience
Reef Tank Owners | Saltwater Aquarium Hobbyists | Freshwater Aquarium Owners | Advanced Aquarists | Intermediate Aquarists | Aquarium Enthusiasts
Controller Size
6" x 6.25" x 2.5" | Compact Design
Material
High-Durability Plastic | Water-Resistant | Splash-Proof and Dust-Proof Design
Pump Specifications
0.1 to 55 ml/min Pump Speeds | Dual Dosing Pumps | 3 x 5mm Tubing
Connectivity
Wi-Fi Enabled | HYDROS Cloud-Based App | Smartphone Control | Real-Time Alerts
Power Source
External Power Supply | Energy-Efficient Operation
Special Features
Continuous Liquid Dosing | Built-in Safety Net | Reversible Pump Operation | Easy Calibration | Dual-Port Functionality
Primary Keywords
HYDROS Minnow Aquarium Controller | HYDROS Dual Dosing Controller | Aquarium Controller with Micro Liquid Pumps | Best HYDROS Controller for Liquid Dosing | HYDROS Minnow for Saltwater Aquariums | HYDROS Minnow for Freshwater Tanks | HYDROS Minnow for Ponds | HYDROS Sense Port Controller | HYDROS Minnow Dosing System | Precision Dosing Aquarium Controller
Supporting Keywords & Synonyms
Aquarium Liquid Dosing Controller | HYDROS Minnow Device | HYDROS Liquid Supplement Dosing System | CoralVue Minnow Controller | Minnow Dosing Pump Controller | Aquarium Sense Port Controller | Minnow for Two-Part Dosing | Dual Pump Controller for Aquariums | Freshwater Dosing Controller | Trace Element Dosing System for Aquariums
Weight
1.65 lbs
Dimensions
7 × 8 × 5 in

1 review for HYDROS Minnow

  1. Tim Brown

    Definitely a good addition to any tank. My only qualm isn’t with the controller so much as with the app control of the dosers. Both are capable of running forward and backward which is awesome for auto dosing things like refrigerated or live food, but the app won’t let you run a forward then backward schedule – pick one only. With that said, I can manually dose, then switch to reverse and dose again to purge the lines, just a little annoyance more than anything.

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