Tunze Pressure Reduced CO2 Regulator

German-made precision regulator for aquarium CO2 systems.

The Tunze 7077/3 CO2 regulator is engineered for stability and precise flow control in both planted and reef aquariums. Built to DIN 477 threading standards (also available in CGA320 for US compatibility), it features fine pressure tuning via a needle valve and dual pressure gauges for real-time monitoring. It mounts without tools and includes a pressure-relief valve for added operational safety. Designed and manufactured in Germany, this regulator delivers reliable performance with premium craftsmanship.

Usage Instructions:

• Mount regulator to CO2 cylinder via DIN 477 or CGA320 thread
• Connect tubing to diffuser or reactor
• Use solenoid with timer or pH controller for automated dosing (if equipped)

Key Benefits:

• Precision needle valve allows fine CO2 adjustment
• Dual gauges for tank and output pressure visibility
• Pressure-relief valve ensures safe operation
• Made in Germany – durable and corrosion-resistant build

Specifications:

• Model: 7077/3
• Material: Metal construction
• Threading: DIN 477 (Europe); Optional CGA320 (US)
• Gauges: Dual pressure display – tank & outlet
• Installation: Tool-free mounting
• Safety: Pressure-relief valve included
• Country of Manufacture: Germany

CO2 pressure reducer: Tunze precision valve for planted tanks.
DIN 477 aquarium regulator: Compatible with European cylinders.
Dual gauge CO2 controller: Real-time pressure monitoring.
German solenoid regulator: Durable and safe pressure management.
Tool-free regulator: Easy mounting without equipment.