CO2Art PRO SE Series Dual-Stage CO₂ Regulator – Integrated Solenoid & Bubble Counter

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About this product

The CO2Art PRO SE Series Dual-Stage CO₂ Regulator is a high-performance control system designed for planted aquariums—ideal for freshwater and marine setups alike. With its dual-stage pressure reduction, integrated solenoid valve and precision needle valve with bubble counter, this regulator delivers reliable, safe CO₂ dosing with automation capability. Key Features: Dual-stage pressure regulator ensures stable output pressure and prevents “end-tank dump” when the cylinder pressure drops. Built-in 12 V DC solenoid valve and universal power adapter (100-240 V) — allows automatic control via timer or pH controller. Adjustable working pressure up to ±40 PSI (≈3 bar) , suitable for both tropical and marine aquariums. Included bubble counter with check-valve and needle valve for fine flow control. Dual gauges: one for cylinder pressure (tank volume) and one for working/flow pressure. Thread connections compatible with multiple standards (BS341 / DIN477 / W21.8 / CGA320) allowing diverse cylinder compatibility. Usage & Tips: Always attach regulator to the CO₂ cylinder using correct thread type and ensure washer seal is intact. After filling the tubing and system, connect the solenoid to

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