HYDROS Blenny WiFi Aquarium Controller & 4-Head Precision Dosing System

Take complete control of your aquarium while automating one of the most important aspects of reef keeping. The HYDROS Blenny combines a powerful HYDROS controller with four precision micro-dosing pumps in one compact device, making it easy to automate dosing, monitor your aquarium, and expand your system as your reef grows.

Whether you're dosing two-part solutions, trace elements, or specialty additives, the Blenny delivers reliable, repeatable accuracy while integrating seamlessly into the HYDROS ecosystem. Designed for both freshwater and saltwater aquariums, it can operate as a standalone controller or become part of a larger HYDROS Collective for advanced automation.

Why You'll Love It

• Four independent precision micro-dosing pumps
• Built-in HYDROS smart controller
• Perfect for two-part dosing, trace elements, and supplements
• Standalone operation or expandable with other HYDROS devices
• Four Sense Ports for monitoring aquarium equipment and sensors
• Two Drive Ports for compatible HYDROS accessories
• Control your aquarium from anywhere using the HYDROS cloud app
• Push alerts and notifications keep you informed
• No complicated programming or coding required
• Engineered, assembled, and supported in the USA
• IP65-rated enclosure resists salt spray and splashes for long-term reliability

Perfect For

• Reef aquariums dosing calcium, alkalinity, magnesium, and trace elements
• Freshwater planted aquariums
• Automated maintenance schedules
• Hobbyists looking to upgrade from standalone dosing pumps
• Anyone building or expanding a HYDROS ecosystem

Smart HYDROS Features

The Blenny isn't just a doser—it's a full-featured HYDROS controller.

Monitor and automate your aquarium while creating custom schedules and rules directly from the HYDROS app. Connect sensors, automate equipment, receive alerts, and expand your system whenever you're ready.

Compatible with:

• Temperature sensors
• Optical water level sensors
• Leak detectors
• Flow sensors
• TDS monitoring
• HYDROS Auto Top-Off systems
• Cooling fans
• Cabinet lighting
• Solenoids
• Additional HYDROS controllers and accessories through the Command Bus

Precision Dosing

Each of the four integrated dosing pumps operates independently for accurate liquid dosing.

Pump Features

• Quiet operation
• Color-coded tubing
• Rotatable pump heads
• Easy maintenance
• Accurate micro-liquid dosing
• Multiple dosing speeds available for flexible programming

Included in the Box

• HYDROS Blenny Controller
• Power Supply
• Color-coded dosing tubing
• Calibration beaker
• Quick start documentation

Specifications

• Dimensions: 7.625 x 6 x 2.875 in
• Four integrated dosing pumps
• Four Sense Ports
• Two Drive Ports
• Two Command Bus ports
• Tubing Size: 3 x 5 mm
• Drive Port Output: 1.5A each (3A maximum combined)
• WiFi: 2.4 GHz
• Splash-resistant IP65 enclosure

Expand Your System

The HYDROS Blenny is designed to grow with your aquarium. Pair it with compatible HYDROS devices like the XP8, WaveEngine, Maven, Kraken, or additional controllers to build a fully automated aquarium management system.

What's Needed

• 2.4 GHz WiFi network
• Liquid supplements (sold separately)
• Optional HYDROS WiFi Power Strip, Smart Plug, or XP8 for AC outlet automation

Why Buy From Infinity and Beyond Aquatics?

At Infinity and Beyond Aquatics, you're shopping with fellow aquarium hobbyists who understand what it takes to build and maintain a successful aquarium. We don't just sell equipment we use it, recommend it, and stand behind it.

When you shop with us, you receive:

• Authorized Dealer for all brands we carry
• 100% Genuine Products with full manufacturer warranty
• Expert advice before and after your purchase
• Fast, secure shipping
• Responsive customer support from real aquarium hobbyists
• Carefully selected products we trust and recommend
• A small business that genuinely appreciates your support

Thank you for supporting a small business that's passionate about helping aquarists succeed. Every order helps us continue growing our reefing community.