Halcyon Halo Second Stage Regulator
The Halo Second Stage Regulator delivers smooth, high-volume airflow for a natural breathing experience underwater. Built to meet the demands of both technical and recreational divers, the Halo offers precision-tuned, high-performance air delivery with features designed for comfort, reliability and versatility.
Key Features:
Balanced, adjustable downstream valve — ensures consistent, smooth breathing under all conditions.
Adjustable inhalation resistance via easy-access side knob — allows divers to fine-tune breathing effort.
Air Control Vane (ACV) — switch between “dive” and “surface” modes to optimize airflow or reduce free-flow.
Compatible with up to 40% Nitrox — ready for enriched air diving.
Comfort-mouthpiece included — reduces jaw fatigue during long dives.
Seamless pairing with Halcyon first stages such as H-75P or H-50D — suitable as primary or backup regulator.
Why Choose the Halo?
With its balanced design and multiple breathing adjustments, the Halo is ideal for divers who demand top-tier performance, smooth breathing and reliable air delivery at all depths and tank pressures. Suitable for technical, recreational and CCR setups.
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