Precision Water Testing Starts with Isolation Take your aquarium automation to the next level with the HYDROS iV PRO Isolation Testing Vessel. Designed exclusively for the HYDROS ecosystem, the iV PRO isolates your water sample from the aquarium system, eliminating electrical interference that can affect pH, ORP, and conductivity measurements. The result is more accurate probe readings and dependable automated alkalinity testing. The updated iV PRO features a redesigned housing with a removable front door, premium materials, and now includes a glass pH probe and calibration fluids, making setup easier than ever. Powered directly from a HYDROS Drive Port, the iV PRO works seamlessly with compatible HYDROS controllers to automate testing while maintaining exceptional measurement accuracy. Whether you're monitoring pH and salinity or building a fully automated alkalinity testing system, the HYDROS iV PRO provides laboratory-quality isolation to deliver reliable, repeatable results. Features Isolates water samples for interference-free probe readings Designed for the HYDROS Control X10 and compatible Drive Port controllers Enables highly accurate automatic alkalinity testing Improves pH, ORP, and conductivity measurement accuracy Includes redesigned housing with removable front door Includes premium glass pH probe Includes calibration fluids Integrated magnetic mixing system for consistent sample blending Stable tabletop design or surface-mount installation Manufactured in the USA Powered directly from a HYDROS Drive Port—no separate power supply required Perfect For Automated Alkalinity Testing Isolated pH Monitoring Isolated ORP Monitoring Salinity & Conductivity Monitoring Advanced Reef Aquarium Automation HYDROS Controller Systems Specifications Dimensions: 4" × 3.5" × 7" Beaker Capacity: 150 mL Probe Holders: 2 Tubing Holders: 4 Cord Length: 6 Feet HYDROS Drive Port Powered Compatible with HYDROS Control X10 and other supported Drive Port controllers What's Included HYDROS iV PRO Base Unit Removable Front Door Glass pH Probe Calibration Fluids 150 mL Glass Beaker Mixing Pill Two Probe Holders Four Acrylic Tubing Holders Intake Screen Mounting Hardware 500 mL Pre-Mixed kH Testing Reagent Please Note: Controller, dosing pumps, and conductivity probe are sold separately. Why Choose the HYDROS iV PRO? Electrical interference is one of the biggest causes of inaccurate aquarium probe readings. By isolating the test sample from the aquarium, the HYDROS iV PRO provides stable, repeatable measurements that improve the accuracy of automated testing and controller decisions. For reef hobbyists who rely on precise alkalinity, pH, and salinity monitoring, the iV PRO is an essential upgrade that enhances the performance of the entire HYDROS ecosystem. Shipping Information FREE Standard Shipping This item qualifies for FREE Standard Shipping within the contiguous United States. FREE Standard Shipping Processing Time: 1–3 Business Days Estimated Delivery: 3–7 Business Days Securely packaged to protect all components during transit Tracking information will be emailed once your order ships Why Shop with Infinity and Beyond Aquatics? At Infinity and Beyond Aquatics, we understand that dependable equipment is the foundation of every successful aquarium. That's why we offer trusted brands, competitive pricing, and knowledgeable customer service backed by real-world reefing experience. When you shop with us, you'll enjoy: Authorized dealer for premium aquarium brands Competitive pricing on trusted equipment Fast, reliable order processing Secure packaging to protect your investment Friendly support from experienced hobbyists A growing selection of freshwater, saltwater, and reef aquarium products Whether you're building your first automated reef or expanding an advanced HYDROS system, we're here to help you succeed every step of the way.