Chihiros Regulator Solenoid Controller is a precision-engineered CO₂ solenoid controller designed to work seamlessly with Chihiros CO₂ regulators, providing accurate and automated control over CO₂ injection in planted aquariums. This reliable solenoid valve allows hobbyists to schedule and regulate CO₂ supply, ensuring plants receive the optimal amount of carbon dioxide during daylight hours while automatically shutting off at night to prevent pH fluctuations and reduce gas wastage. Designed as a direct companion to Chihiros CO₂ regulators, the solenoid controller is easy to connect and integrate into your existing Chihiros CO₂ system, making it a practical and essential upgrade for both beginner and advanced planted tank enthusiasts. Precise CO₂ management promotes healthy plant growth, vibrant colours, and a thriving aquatic environment. Suitable for a wide range of freshwater planted aquarium setups, this solenoid controller delivers consistent performance and long-term reliability when paired with your Chihiros CO₂ regulator.