Halcyon H-50D FIRST STAGE REGULATOR
65.101.150
Halcyon H-50D FIRST STAGE REGULATOR
High-Performance, Environmentally Sealed Regulator for Cold Water and Technical Diving
The Halcyon H-50D First Stage Regulator is engineered for dependable breathing performance in demanding underwater environments. Featuring a balanced diaphragm design with an environmentally sealed dry balance chamber, the H-50D delivers consistent airflow across varying depths and cylinder pressures.
Built for challenging diving conditions, including cold water and environmentally contaminated environments, the H-50D is an excellent choice for public safety divers, search and recovery teams, technical divers, and recreational divers who demand reliability from their scuba equipment.
Key Features
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Balanced diaphragm design: Provides consistent breathing performance as depth and cylinder pressure change.
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Environmentally sealed dry balance chamber: Prevents water from entering the ambient pressure chamber, helping protect internal components in harsh conditions.
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Cold-water performance: Designed for demanding environments, including cold-water diving.
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Two high-pressure (HP) ports: Accommodates pressure gauges and compatible pressure transmitters.
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Four low-pressure (LP) ports: Offers flexible hose routing for different scuba configurations.
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High-flow LP ports: Provide enhanced airflow capability, with Halcyon reporting up to 15% greater air delivery.
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300-bar DIN connection: Secure DIN fitting with optional yoke conversion available.
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Nitrox compatible: Designed for breathing mixtures containing up to 40% oxygen.
Ideal Applications
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Public safety diving and underwater search and recovery
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Cold-water scuba diving
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Technical, cave, and wreck diving
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Recreational scuba diving
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Demanding underwater operating environments
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Halcyon Dive Systems |
| Model | H-50D |
| Part number | 65.102.150 |
| First stage design | Balanced diaphragm |
| Environmental protection | Sealed dry balance chamber |
| High-pressure ports | 2 |
| Low-pressure ports | 4 |
| Cylinder connection | 300-bar DIN |
| Nitrox compatibility | Up to 40% oxygen |
Why Choose US Water Rescue?
US Water Rescue specializes in professional diving equipment for public safety, underwater recovery, and technical diving operations. Our experience working with demanding diving environments helps us understand the importance of dependable, properly configured life-support equipment.
Important: Halcyon recommends bench testing by an authorized Halcyon regulator service technician prior to use.