KH Guardian Pro Alkalinity Controller

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KH Guardian Pro Alkalinity Controller The KH Guardian Pro is a groundbreaking, all-in-one alkalinity monitoring and control system designed to deliver unmatched stability for reef aquariums. Engineered by Dr. Bridge, this automated tester performs precise, frequent KH measurements and adjusts dosing accordingly—eliminating user error, saving valuable time, and safeguarding sensitive coral systems. With laboratory-grade accuracy, onboard data logging, web-based monitoring, and reagent-safe dosing, the KH Guardian Pro is widely considered one of the most transformative reef-keeping innovations of the century. Key Benefits Automated KH Stability – Maintains alkalinity within your chosen range for rock-solid system performance. Hands-Free Testing – Performs accurate KH tests throughout the day without user intervention. Eliminates Human Error – Ensures precise readings unaffected by inconsistent manual testing. Improves Coral Health & Growth – Stable alkalinity promotes polyp extension, calcification, and colouration. Instant Visual Feedback – Clear LED display and onboard graphs show trends at a glance. Safe Reagent Return – Bio-safe reagent can be dosed directly back into the aquarium. Core Features Monitors and Controls alkalinity levels automatically. Continuous Data Logging via pre-installed memory card. Web Browser Control – No apps needed; monitor and configure from any local device. Fast, Efficient Testing – Each automated test uses only 3–7 minutes and minimal reagent. Precise Dosing Logic – Calculates and doses sodium bicarbonate solution based on tank volume and target KH. Simple Installation – Compact footprint; integrates easily alongside existing dosing or calcium reactor setups. AIM Module Compatible – Optional interface allows connection to controllers like Apex. Ultra-Safe Chemistry – Pharmaceutical-grade reagent ensures purity and stability. Technical Specifications Dimensions: 25cm (H) × 20cm (W) × 12cm (D) Measurement Range: 5–12 dKH Precision: ± 0.1 dKH Test Duration: 3–7 minutes Test Interval: Adjustable 30–240 minutes Reagent Dilution: Mix concentrated reagent with 1500g pure water Reagent Use: Approx. 2.2–3.8ml per test depending on KH level Dosing Logic: Automatically adjusts bicarbonate dosing to maintain target KH Who Is This Product For? Reef keepers who demand high-precision alkalinity control Aquariums with sensitive SPS corals requiring tight KH stability Hobbyists wanting to automate testing and dosing Systems where alkalinity swings have caused stress, bleaching, or slow growth Anyone seeking to modernise or streamline their reef maintenance routine Show more