Open Box Oceanic ZEO FDX-I Regulator with Maxflex Swivel Hose Set
Open Box Oceanic ZEO FDX-I Regulator with Maxflex Swivel Hose Set - DIN / White / Like New is backordered and will ship as soon as it is back in stock.
Pickup currently unavailable at 23D
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Condition Note
- Open Box: Generally unused, returned from a customer, with minor blemishes that are not noticeable. Original packaging may be damaged or missing.
- Like New: May be slightly used but looks almost new, with minor blemishes that are not noticeable. Original packaging may be damaged or missing.
- Very Good: Shows signs of use with a few more blemishes. Original packaging may be damaged or missing.
- Good: Shows more signs of use with noticeable blemishes. Original packaging may be damaged or missing.
- Acceptable: Heavily used with more blemishes. Original packaging may be damaged or missing.
Description
Description
Designed for depth, the Oceanic ZEO FDX-I regulator with Maxflex Swivel Hose Set refines the EOS legacy for scuba diving gear. This Open Box unit is generally unused, may show minor blemishes, and original packaging may be missing; it does not carry a manufacturer warranty.
In scuba environments, the chrome-plated marine brass valve delivers corrosion resistance and enhanced cold-water performance. The all-metal valve housing promotes condensation from your exhalation, and when you inhale that moisture circulates with the airflow to help reduce dry mouth and improve long-term comfort.
Dynamic Adjustment technology, along with diver inhalation effort controls and a dive/pre-dive switch, give you precise airflow control at depth. The orthodontic mouthpiece, the Maxflex swivel hose, and the integrated design contribute to a comfortable fit for extended diving sessions. The ZEO second stage pairs with Oceanic’s FDX-I first stage, a cold-forged, over-balanced diaphragm regulator that is environmentally sealed. Its inline design minimizes pressure loss, delivering efficiency and a lighter gear setup.
Built for a wide range of diving environments—from tropical seas to colder-water sites—the ZEO/FDX-I combination provides dependable breathing performance, reliable operation, and compatibility with common scuba gear configurations.
Condition note: May be missing original packaging and minor blemishes (not noticeable after 1-2 dives). This product does not carry a valid manufacturer warranty.
Features
Features
- Open Box status: Open Box item, generally unused, with minor blemishes. Original packaging may be damaged or missing.
- Materials and durability: Chrome-plated marine brass valve for corrosion resistance and cold-water performance; rugged, all-metal construction.
- Breathing performance: Dynamic Adjustment technology and diver inhalation effort controls for adjustable air flow; moisture condensation on the valve housing helps reduce dry mouth.
- Comfort and design features: Orthodontic mouthpiece, Maxflex swivel hose, dive/pre-dive switch for depth-ready breathing profiles.
- System compatibility and efficiency: Pairs with FDX-I first stage; inline design minimizes pressure loss and supports efficient scuba gear setups.
- Environment and use: Suitable for tropical and cold-water diving, with travel-ready design for scuba gear.
Payment & Security
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WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
How often does a scuba regulator need servicing?
Follow the interval in your regulator's manual, since manufacturers commonly specify an annual inspection or a set number of dives and many warranties depend on it. A regulator is life-support equipment, so service belongs with a factory-trained technician rather than being attempted at home. Have it looked at sooner than scheduled if you notice increased breathing effort, free-flow, bubbles, or water in the second stage.
How do I rinse and care for a regulator after diving?
Make sure the dust cap is dry and firmly seated over the first-stage inlet before the regulator goes anywhere near water, because water inside the first stage is the leading cause of internal corrosion. Rinse in fresh water without pressing the purge button, since purging while depressurized can draw water back into the second stage. Shake out the water and hang it to dry with the hoses in wide, gentle loops rather than tight bends.
Can I fly with a scuba regulator?
Regulators travel well and are usually best carried in hand luggage where they will not be crushed or lost. A regulator holds no gas of its own, so there is nothing inherently problematic about it on an aircraft, though the airline and security screeners always have the final say. Pack it dry with the dust cap in place, in a padded regulator bag or wrapped in soft gear.
Can I use my regulator with nitrox?
Many modern regulators are supplied as suitable for nitrox mixes up to 40 percent oxygen, which is the widely used recreational industry standard, while anything above that requires dedicated oxygen-clean equipment and procedures. Confirm what your specific regulator's manual states, and follow your nitrox training and your fill station's requirements. Never assume a regulator is oxygen-service clean simply because it looks clean or is new.
What is the difference between DIN and yoke regulators?
A yoke (A-clamp) fitting clamps over the tank valve and is the most common connection across much of the recreational world, while a DIN fitting screws into the valve and is standard in much of Europe and in technical diving. DIN captures the o-ring inside the threads, which many divers consider more secure, but yoke is often what rental cylinders provide. Adapters exist in both directions, so check what is used where you dive before deciding.
What is the octopus regulator for?
The octopus is your backup second stage, carried so you can share air with a buddy who is out of gas, or breathe from it yourself if your primary fails or free-flows. It is normally on a longer, brightly colored hose so it is easy to find and hand over under stress. Secure it in the triangle between your chin and the bottom of your rib cage so it is instantly accessible and not dragging through sand or coral.
How should I store a regulator between dive trips?
Store it fully dry, out of sunlight, with the dust cap in place and the hoses in wide loops rather than tightly coiled. Avoid hanging it by the second stages for long periods, which stresses the hose fittings; laying it flat in a padded bag or hanging it by the first stage is kinder. If it has sat unused for a long stretch, have it checked before your next trip rather than assuming it is ready to dive.
