Halcyon

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Halcyon 'Do Not Breather' warning decal for Argon bottles...

A complete suit inflation unit including 6cf (0.85L) Aluminium Cylinder, Halcyon Mounting Straps, 1st Stage, Over Pressure Relief Valve and 22" Drysuit Hose.CYLINDER SPECIFICATIONS:Valve: M18Cylinder make: LuxferWorking pressure: 200 barWeight (empty): 1.2 kg Height (without valve): 28.5cmDiameter: ...

6cf (0.85L) - 200 bar Aluminium Argon Cylinder with M18 DIN valve. Valve: M18Cylinder make: LuxferWorking pressure: 200 barWeight (empty): 1.2 kg Height (without valve): 28.5cmDiameter: 8cmCE marked. Bands not included...

Explorers have utilized this unique weighting system for years, yet the inconvenient nature of its construction has made it all but unavailable in the dive community. Now available from Halcyon, this integrated weight system allows double tank divers to reduce the need for bulky hip weights. The V-W...

Divers are discovering that lift bags are useful for much more than just salvage and underwater lifting. Halcyon's lift bags can be inflated through a low pressure inflator hose and feature a one-way valve to ensure that the bag will maintain lift all the way to the surface. Whether used as a ma...

Halcyon braided nylon line. 1lb spool Line only, spool not included...

A complete suit inflation unit including 1L Steel Cylinder, Halcyon Mounting Straps, 1st Stage, Over Pressure Relief Valve and 22" Drysuit Hose.CYLINDER SPECIFICATIONS:Valve: M18Working pressure: 200 barWeight (empty): 1.68 kg Height (without valve): 28cmDiameter: 8cm...

1L 200 bar Steel Argon Cylinder with M18 DIN valve. Available also with Halcyon mounting straps for an extra £49Valve: M18Working pressure: 200 barWeight (empty): 1.68 kg Height (without valve): 28cmDiameter: 8cm Bands not included unless selected...

Halcyon backup reguator hose available in 22" (56CM) WITH 3/8" UNF fitting or 24" (61cm) with either 1/2" UNF or 3/8" UNF fitting...

Halcyon LP inflator hose. Avaiable in 22" (56cm), 24" (61cm) or 30" (76cm) with a standard Seatec fitting to fit most common BCDs...

O2 clean steel 12L Eurocylinders Twinset with stainless steel bands and Halcyon manifold.CYLINDER SPECIFICATIONS:Diameter: 171mmLength: 700mm - without valveWeight: 13.7kgBuoyancy: +0.51kg (empty)Bar: 232MANIFOLD:Halcyon customers have come to rely on the functional design and reliability of the Hal...

Halcyon 24" (61cm) high pressure hose. Fits all standard gauges...

The new 3-watt LEDs provide the light output to equal or surpass the 1-watt LED Scout with a tightly-focused beam and 50% more brightness. The enhanced intensity together with a carefully focused beam operating within a highly visible color temperature increases contrast and substantially improve...

The new 3-watt LEDs provide the light output to equal or surpass the 1-watt LED Scout with a tightly-focused beam and 50% more brightness. The enhanced intensity together with a carefully focused beam operating within a highly visible color temperature increases contrast and substantially improv...

Alert Markers provide maximum visibility and redundant flotation at the surface Open water divers should always carry a marker buoy they can send up in the event of separation from buddy, primary group, or boat Halcyon Diver Alert Markers (except semi-closed model) feature closed-circuit (on...

Alert Markers provide maximum visibility and redundant flotation at the surface Open water divers should always carry a marker buoy they can send up in the event of separation from buddy, primary group, or boat Halcyon Diver Alert Markers (except semi-closed model) feature closed-circuit (...

Alert Markers provide maximum visibility and redundant flotation at the surface Open water divers should always carry a marker buoy they can send up in the event of separation from buddy, primary group, or boatHalcyon Diver Alert Markers (except semi-closed model) feature closed-circuit (one-way val...

Halcyon stage bottle reg hose...

Halcyon 6" (15cm) high pressure hose for stage cylinders. Fit all common SPGs...

Divers are discovering that lift bags are useful for much more than just salvage and underwater lifting. Halcyon's lift bags can be inflated through a low pressure inflator hose and feature a one-way valve to ensure that the bag will maintain lift all the way to the surface. Whether used as a ma...

Halcyon primary regulator hose. Available in 5ft, 6ft or 7ft lengths. Come as standard with 3/8 unf fitting for the first stage. 1/2" unf fitting available for the 5ft and 7ft hoses....

O2 clean steel 300 Bar 7L Eurocylinders Twinset with stainless steel bands and Halcyon manifold. CYLINDER SPECIFICATIONS:Weight: 10.3kg / cylinderBar: 300MANIFOLD:Halcyon customers have come to rely on the functional design and reliability of the Halcyon manifold. Available as a rugged 300 bar DIN i...

O2 clean steel 232 bar 7L Eurocylinders Twinset with stainless steel bands and Halcyon manifold. CYLINDER SPECIFICATIONS:Weight: 7.53kg / cylinderBar: 232MANIFOLD:Halcyon customers have come to rely on the functional design and reliability of the Halcyon manifold. Available as a rugged 230 bar DIN i...

Explorers have utilized this unique weighting system for years, yet the inconvenient nature of its construction has made it all but unavailable in the dive community. Now available from Halcyon, this integrated weight system allows double tank divers to reduce the need for bulky hip weights. The V-W...

Divers are discovering that lift bags are useful for much more than just salvage and underwater lifting. Halcyon's lift bags can be inflated through a low pressure inflator hose and feature a one-way valve to ensure that the bag will maintain lift all the way to the surface. Whether used as a ma...

10 lbs (4.5 kg) Active Control Ballast System, 5 lbs (2.25 kg) per side. Side release buckle prevents accidental weight loss and allows the diver or dive buddy to quickly release and/or replace part or all of their ballast as the need requires. Popular with instructors who are sensitive to the compl...

Ditch that cumbersome weight belt and discover the benefits of the Halcyon MC's Active Control Ballast (patent pending). Available in two configurations-- ACB 20 (10 lbs./side) and ACB 12 (6 lbs./side).Side release buckle prevents accidental weight loss and allows the diver or dive buddy to quickly ...

Specially designed for mating with Pioneer wing on a single tank- no adaptor required! Backplate is available in six lbs. stainless steel and aluminum Utility holes allow mating with MC Storage Pak (extra) to stow a variety of lift devices Military-grade hardcoat protects the Halcyon aluminum backpl...

Aura Strong performance and a simple, non-adjustable design make the Aura an ideal reserve and/or recreational regulator. Balanced, non-adjustable downstream valve Air Control Vane (A.C.V.) utilizes vacuum power to reduce work of breathing Compatible with 40% Nitrox (outside EU) ...

Luxfer brushed aluminium stage cylinder with Halcyon valve. 80cf (11.1L) cylinder specification:Empty weight: 14.3kgWorking pressure: 207bar Bands not included...

  CINCH UPGRADE Converts a standard size Halcyon Backplate to fit our Cinch Quick Adjust Harness Cinch Upgrade Kit Includes: ...

For any diving application where you will use less than 150 feet of line, the spool provides rapid, jam-free deployment and retrieval. Defender spools are the DIR choice for deploying lift devices in the ocean or for use as jump/gap or safety spools while cave diving.Milled from solid Delrin for cru...

  Includes shoulder pads and a backplate pad  fitted with a special  storage pak for the  ultimate in comfort  and convenience. ...

Double Tank Hose Kit: Primary hose: 7' Secondary hose: 22" SPG hose: 24" Stage bottle primary: 40" Stage bottle SPG: 6" ...

Halcyon single tank hose kit. Consists of 7ft (210cm) primary, 22" (56cm) secondary and 24" (61cm) SPG hose Picture for illustration only. Goods as described...

 Halcyon Manufacturing is proud to announce our newest BC model, the Infinity ™. The Infinity’s most distinguishing feature is the novel harness adjustment known as the Cinch™. Our quick adjust Harness (patent pending) redefines what it means to dive a backplate, providing unp...

Halcyon's reputation is built on its dedication to innovation and quality. Divers from around the world turn to us for their gear because of a simple formula that we've always followed: Dive, design, prototype, dive, refine, dive, build, dive. Repeat as necessary.Our latest creation? The Halcyon E...

Halcyon\'s reputation is built on its dedication to innovation and quality. Divers from around the world turn to us for their gear because of a simple formula that we\'ve always followed: Dive, design, prototype, dive, refine, dive, build, dive. Repeat as necessary.Our latest creation? The Halcyon E...

The new EOS umbilical dive torch capably blends numerous desirable features with a focused light output exceeding the 10watt HID. The EOS also reduces battery consumption with an efficient array of dual intensity LEDs totaling 12 watts; a quick flip of the switch and you more than double the batter...

Halcyon DIR Dive Systems again raises the standard for precision buoyancy control with the release of the new Evolve dual cylinder wing. The Evolve's design is the result of an intense two-year period of testing by the Halcyon product development team. While the typical doubles wing uses a horseshoe...

Halcyon Evolve Wing The Evolve's design is the result of an intense two-year period of testing by the Halcyon product development team. While the typical doubles wing uses a horseshoe-shaped bladder, the Evolve draws its design inspiration from Halcyon's successful Eclipse circular bladder single-t...

Halcyon DIR Dive Systems again raises the standard for precision buoyancy control with the release of the new Evolve dual cylinder wing. The Evolve's design is the result of an intense two-year period of testing by the Halcyon product development team. While the typical doubles wing uses a horseshoe...

The bellowed pocket features a streamlined, tapered sidewall design that still allows ease of use with dry gloves or mittens. It also has two tough braded nylon loops with enough room to clip off a spools and accessories. Two large grommets along the bottom of the pocket allow for quick draining....

New in 2008, Halcyon has introduced the next generation of its popular Explorer lighting series, including a range of enhancements that are sure to expand upon the popularity of this trend setting line of Halcyon lights. Each Halcyon light is individually tested to 90m with a unsealed cord. A new, b...

New in 2008, Halcyon has introduced the next generation of its popular Explorer lighting series, including a range of enhancements that are sure to expand upon the popularity of this trend setting line of Halcyon lights. Each Halcyon light is individually tested to 90m with a unsealed cord. A new, b...

Halcyon Explorer series 4.5ah NiMH battery with a 10W HID fixed focus head. Four hour burn time...

Halcyon Explorer 4.5ah NiMH battery with a 10W HID focusable head. Four hour burn time...

New in 2008, Halcyon has introduced the next generation of its popular Explorer lighting series, including a range of enhancements that are sure to expand upon the popularity of this trend setting line of Halcyon lights. Each Halcyon light is individually tested to 90m with a unsealed cord. A new, b...

Halcyon Explorer series 9ah NiMH battery with 10W HID focusable head. Eight hour burn time...

Good old Murphy is likely to strike at precisely the wrong time. You will eventually damage a light bulb or lose an O-ring. These problems can be extremely troublesome, especially while traveling a great distance. Please plan ahead and consider a "save-a-dive" field repair kit for all your lighting ...

Halcyon offers the Explorer wing for double tank diving . The Explorer wings are available in two lift capacities to satisfy various buoyancy requirements, and are able to accommodate a wide range of tank sizes, exposure protection, and equipment requirements. Halcyon explorer wings are available in...

Halcyon Explorer Wing Halcyon offers the Explorer wing for double tank diving . The Explorer wings are available in two lift capacities to satisfy various buoyancy requirements, and are able to accommodate a wide range of tank sizes, exposure protection, and equipment requirements. Halcyon explor...

Halcyon offers the Explorer wing for double tank diving . The Explorer wings are available in two lift capacities to satisfy various buoyancy requirements, and are able to accommodate a wide range of tank sizes, exposure protection, and equipment requirements. Halcyon explorer wings are available in...

Gator Wraps provide dry suit divers with extra comfort, increased safety, and reduced drag by limiting airflow to your feet. Rugged Cordura construction and double Velcro Gator Closure make the Halcyon Gators as tough as they are functional. Now you can gain the same high performance advantage as le...

A simple utility bag to store dive, boat, or travel gear. Generously sized at 30 inches long by 12 inches in diameter, with a large exterior Velcro pocket. Tough Textilene withstands the abuse of exploration travel, yet allows plenty of air circulation. Black, 420 denier nylon bottom keeps sand out ...

A pair of Halcyon GUE MOD decals for either 21%, 36%, 57%, 72% or 90%....

Halcyon H-50D First Stage: This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions. - Balanced, environmentally sealed diaphragm - Dry balance chamber ensures solid performance in the worst conditions -...

Halcyon H-50D First Stage: This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions. - Balanced, environmentally sealed diaphragm - Dry balance chamber ensures solid performance in the worst conditions -...

Halcyon H-50D First Stage: This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions. - Balanced, environmentally sealed diaphragm - Dry balance chamber ensures solid performance in the worst conditions -...

2 x Balanced H-50D first stages, adjustable Halo primary second stage and Aura back-up second stage including FREE 7 foot and 22" regulator hoses. Halcyon H-50D First Stage: This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute wors...

Halcyon H-50D First Stage: This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions. - Balanced, environmentally sealed diaphragm - Dry balance chamber ensures solid performance in the worst conditions -...

H-50D This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions. Balanced, environmentally sealed diaphragm Dry balance chamber ensures solid performance in the worst conditions Two high pressure port...

Halcyon H-75P First Stage: The unsurpassed performance of this first stage results from a balanced piston design which delivers significantly more gas than any other first stage design while leaving performance completely unaffected by changing tank pressure. - Balanced, flow-through, freeze-resi...

Halcyon H-75P First Stage: The unsurpassed performance of this first stage results from a balanced piston design which delivers significantly more gas than any other first stage design while leaving performance completely unaffected by changing tank pressure. - Balanced, flow-through, freeze-resi...

Halcyon H-75P First Stage: The unsurpassed performance of this first stage results from a balanced piston design which delivers significantly more gas than any other first stage design while leaving performance completely unaffected by changing tank pressure. - Balanced, flow-through, freeze-resi...

H-75P The unsurpassed performance of this first stage results from a balanced piston design which delivers significantly more gas while leaving performance completely unaffected by changing tank pressure. Balanced, flow-through, freeze-resistant piston provides high performance in all conditions...

Halo The Halo provides amazingly smooth performance in all conditions providing unsurpassed performance with enhanced technology. Balanced, adjustable downstream valve Adjustable control knob refines inhalation resistance Air Control Vane (A.C.V.) utilizes vacuum power to reduce work of brea...

We love caves and shun the sun. That's why we had a batch of Halcyon baseball-style hats made for this year's line-up. Black CoolMax material helps to maximize ventilation. Halcyon's new logo is on the front, with "Doing It Right" stitched above the cloth-and-buckle fastener...

Modeled after the Air Force and Navy Single Man Life Boat, the DLR provides unprecedented safety at sea. The DLR can be integrated into the MC system, hidden neatly behind the diver's back in the MC Storage Pak, or folded into an optional external pouch. Spend the night, salvage rainwater, and broad...

Halcyon line arrows: no-nonsense white plastic, with our logo embossed in blue. Soon to be found on the end of the line in cave systems around the world......

Halcyon logo t-shirt. Available in black or yellow in small, medium, large, extra large and extra extra large...

O2 clean 200 bar 7L Luxfer aluminium stage cylinder with Halcyon valve. 80cf (11.1L) cylinder specification:Empty weight: 14.3kgWorking pressure: 207bar Bands not included...

Luxfer 207 bar 5.74lt cylinder. A great choice for a smaller stage cylinder or a large pony bottle. Comes with Halcyon...

Luxfer white aluminium stage cylinder with Halcyon valve. Matching Halcyon stage rigging kits available as a discounted extra. Due to the weight these items only ships within UK mainland. Contact us directly for delivery costs outside UK....

Halcyon’s high quality neoprene mask strap fits any standard mask attachment, and provides an extra degree of comfort and stability....

Halcyon mask strap cover. Fits most masks...

Halcyon pressure gauges are as reliable as they are accurate. We start with industrial-strength spring designed for pressures beyond 5,000psi (400BAR), high-quality materials, and a highly visible, luminescent face make this a common favorite among divers in all environments. Pick from our Stand...

Halcyon MC storage pack for the Halcyon backplates including coach bolts...

Several Halcyon products evolved out of necessity: the performance of available manufactured gear was not acceptable under rigorous mission critical situations. The Scout is just such a product.   The Scout is machined out of a solid rod of delrin for strength and fitted with a proper ...

Alert Markers provide maximum visibility and redundant flotation at the surface Open water divers should always carry a marker buoy they can send up in the event of separation from buddy, primary group, or boat Open Circuit Alert Marker: 3.8 long, 20 lbs lift Halcyon Diver Alert Markers (...

Some divers assume that all guideline devices such as spools and reels are useful only to cave divers. Yet, technical divers understand that guidelines belong on every dive, whether you are exploring a cave, studying the remote recesses of a deep wreck or just enjoying the beauty of any overhead env...

Good old Murphy is likely to strike at precisely the wrong time. You will eventually damage a light bulb or lose an O-ring. These problems can be extremely troublesome, especially while traveling a great distance. Please plan ahead and consider a "save-a-dive" field repair kit for all your lighting ...

Halcyon Proteus 3 with a 10W HID fixed focus head. Two hour burn time...

Halcyon Proteus 3 with a 10W HID focusable head. Two hour burn time...

Simple attachment necklace for your reserve second stage. Thin enough to fit under your mouthpiece zip-tie, strong enough to last several dive seasons. We like to think of it as another example of DIR's zen elegance when compaired to other contraptions used to secure your back-up regulator....

Halcyon regulator necklace...

Replacement Sheath for the Halcyon Titanium Knife....

Halcyon right hand zippered pocket for attaching to harness strap...

Several Halcyon products evolved out of necessity: the performance of available manufactured gear was not acceptable under rigorous mission critical situations. The Scout is just such a product. The Scout is machined out of a solid rod of delrin for strength and fitted with a proper voltage bulb...

Halcyon secure webbing harness and hardware Fitting the harness...

Replacement webbing for the Halcyon secure harness. Backplate and hardware not included Fitting the harness...

Made from the highest quality silicone components, the Halcyon dive mask is simple, yet rugged in design. The black frame and soft-fitting silicone skirt surrounds a single lens, creating a low volume mask for easy clearing and minimum drag....

Yet another tool that allows you to get weight off your weight belt, the Halcyon Weighted Single Tank Adapter provides six pounds of non-releasable ballast between you and your single cylinder rig. The Weighted STA works with all Halcyon backplate designs. The Weighted STA is pictured above on the l...

Slightly smaller than the Standard Halcyon SPG. Light weight helps balance stage/deco bottles. Nickel-plated brass with acrylic lens. 0-400 Bar. ...

Stage Rigging Kit for 40cf or 80cf cylinderThe Halcyon stage rigging kit includes premium stainless steel attachment hardware to provide ample security and maneuverability at exactly the right points, while avoiding ill-conceived metal-to-metal contacts. The kit includes nylon tube webbing to protec...

Halcyon stainless steel fin spring straps for jetfin style fins. Avaiable in med (82), large (10") or extra large (12")...

Specially designed for mating with Pioneer wing on a single tank- no adaptor required! Backplate is available in six lbs. stainless steel and aluminum Utility holes allow mating with MC Storage Pak (extra) to stow a variety of lift devices Military-grade hardcoat protects the Halcyon aluminum backpl...

Halcyon pockets add a critical level of functionality to your wet or dry suit, allowing readily accessible storage of utility and emergency items. Our heavy-duty pockets provide plenty of room for your spare Halcyon mask, your Stainless Steel bolt snaps, your favorite Defender spools, or any dive ac...

Introducing the Halcyon DIR Pressure Gauge. It's just what you would expect in a DIR SPG: low tech, reliable, and accurate. The classic heavy-duty brass housing and tempered glass lens will stand up to any environment, while the easy-to-read gauge face can be ordered with either BAR (0-360) markings...

Halcyon streamlined balanced pee-valve...

200 bar piston regulator with OPV. Regulator has one LP port for inflator hose and is for suit inflation only.No HP port....

Halcyon’s smaller 6cf bottle mounting straps allows open water divers to secure a smaller inflation bottle directly to their Halcyon backplate. Bands only...

Halcyon's Octogrip Super Cam buckle system securely holds the 14cf bottle to your single or double tank rig by attaching to a tank....

Alert Markers provide maximum visibility and redundant flotation at the surface Open water divers should always carry a marker buoy they can send up in the event of separation from buddy, primary group, or boat Available in four sizes: Halcyon Diver Alert Markers (except semi-closed model) feature...

Halcyon Surf Shuttle The Surf Shuttle provides an essential margin of safety for the diver facing a long wait at the surface prior to boat pickup, or even a long swim to shore in warm water. The Surf Shuttle and the Diver's Life Raft are essential gear for any diver who may be stranded on th...

1.9kg tail weight with stainless steel bar attachment...

The titanium Halcyon "H" knife consistently proves to be one of our most popular accessories. The sturdy nylon pocket mounts on the waistband of the Secure Harness and is always within easy reach. The Halcyon knife sheath wraps around the knife’s handle with overlaying Velcro straps to secure ...

More than half of all diving fatalities occur at the surface. Sadly, most divers believe that jacket-style BCs provide proper surface floatation when, in fact, a divers surface position principally relates to their weight distribution. A nearly empty aluminum cylinder will usually float an unconscio...

Halcyon offers two styles of mask. The single lens mask fits a wide variety of divers; our low-profile, dual lens mask is very popular for those seeking low-volume masks. Both masks are made from the highest quality silicone components and tempered glass....

232 bar isolator manifold, M25 tank neck threads without pressure relief disk. The Halcyon manifold incorporates all of the truly essential elements of valve design into one package. It's rugged DIN isolator manifolds feature shock absorbing ribbed rubber hand wheel with stainless steel inserts and ...

Replacement paper refill for the Halcyon Diver's Notebook....

Even the most casual of diver will appreciate the advantages of an underwater notebook over a plastic slate. Photographers have more room to make notes about locations and exposure settings, wreck divers more room for details about their discoveries. Sized to fit in any BC or suit pocket, Halcyo...

Halcyon zipper pocket for life raft...

This Vest System utilises the divers primary light battery by swapping over the underwater pluggable E/O cord, or at any time during the dive with an additional canister or E/O ‘Y’ peice. This multifuntional system allows you to build on your exisitng system components to apply additi...