DirDirect :: Regulators & Hoses :: First Stages
First stages from Halcyon, Scubapro, Apeks and Oceanic for single and twin tank systems, stage bottle, argon regulators, blanking plugs, overpressure relief valves, dust caps and adapters.

First Stages

Products

Apeks XL4 First Stage Regulator

New from Apeks, the XL4 regulator is designed with the cold-water exploration diver in mind. Weighing in at only 905g (DIN version), the XL4 is the lightest ever cold-water First Stage produced by Apeks - greatly reducing the risk of a free flow in low temperatures due to exclusive design.

£190.00

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Halcyon H-50D First Stage Regulator

This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions.

£164.00

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Halcyon H-75P First Stage Regulator

The unsurpassed performance of the Halcyon H-75P First Stage regulator results from a balanced piston design which delivers significantly more gas than any other design while leaving performance completely unaffected by changing tank pressure.

£195.00

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Suit Inflation 1st Stage Regulator (with OPV)

Suit Inflation and/or Argon 1st stage with over-pressure relief valve. Regulator has one LP port for inflator hose and is for suit inflation only. Popularly used with air on suit inflation bottles but can also be used with argon fills.

£59.00

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Scubapro MK11 First Stage Regulator

Scubapro MK11 First Stage is a perfect choice for a traveling diver who requires a light weight first stage. Machined marine grade chrome plated brass body. Four 3/8 UNF low pressure ports and two high pressure ports.

£169.00

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Scubapro MK17 EVO First Stage Regulator

The Scubapro MK17 EVO is Scubapro's premium high performance balanced diaphragm first stage. Engineered specifically for cold water and harsh environments, its internal components are completely sealed off from the elements so neither water nor pollution can get inside the chrome-plated marine grade brass body to foul the mechanism.

£185.00
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Scubapro MK2 EVO First Stage Regulator

The workhorse has got even better! NEW Scubapro MK2 EVO First Stage Regulator: A totally evolved classic downstream piston first stage, now more of a workhorse than ever. With increased breathing sensitivity and better airflow, freezing resistance is dramatically increased. 50% increase in freezing resistance, 15% increase in airflow and even a smaller body than the famous original MK2.

£135.00

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Scubapro MK25 EVO First Stage Regulator

And now it's even better. With the introduction of the new patent-pending Extended Thermal Insulating System (XTIS), the Scubapro MK25 EVO first stage now lets you enjoy an ultra-fast breathing response, instant delivery of air on demand, great sensitivity and extra-high airflow - regardless of how cold the water is.

£260.00
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Apeks DS1 First Stage Regulator

High quality First Stage ideal for stage regulator. The Apeks DS1 First Stage is compact, environmentally sealed with one 3/8 medium pressure port and one high pressure port.

£135.00
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Apeks DS4 First Stage Regulator

The Apeks DS4 First Stage is a work horse with years of tested and proven experience now preferred by the most demanding technical divers. Ideal for twinset configuration.

£150.00
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Apeks DST 5th Port Upgrade Kit

Add an additional fifth port to your Apeks DST with the Apeks DST 5th Port Turret Upgrade Kit. The picture shows a hose attached to the new port positioned at the turret end of the Dry Sealed Turret (DST) 1st stage. The Apeks conversion kit is only suitable for the DST 1st stage and cannot be used on other Apeks 1st stages.

£23.00

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Apeks DST First Stage Regulator

The Apeks DST first stage regulator is ideal for stage cylinder regulator due to swivelling turret. Four medium pressure ports mounted on a swivel turret. Two high pressure ports on the body.

£234.00
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Apeks DST First Stage Regulator with 5th port

This rock-hard and tested Apeks DST first stage regulator is now available with a fifth port conversion kit fitted to upgrade it from 4 to 5 ports. The end-port allows any length dry suit/wing LP hose attachment and direct routing to the kit -- leaving 4 LP ports and 2 HP ports for other hose routing. The DST boasts a swivel turret making it ideal for any kind of side-slung setup from stage bottles to CCR bailout and plain sidemount.

£240.00
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Apeks FST First Stage Regulator (XTX100)

The dry sealed Apeks XTX100 first stage is balanced for superior performance. Available as standard or with added fith port.

£254.00
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With 5th Port

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Apeks TEK3 First Stage Regulators - Pair

Apeks TEK3 first stages are specifically designed for use on a twinset. The system benefits from streamlined hoses with little chance of accidental snagging and also improved ease of access to cylinder valves. The set includes both left and right hand side first stages.

£476.00
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Apeks US1 First Stage Regulator

Apeks US1 regulator is a compact unsealed first stage with 1 x 3/8 medium pressure ports and one high pressure port.

£114.00

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Apeks US4 First Stage Regulator

The Apeks US4 first stage regulator is a compact unsealed First Stage with 4 x 3/8 medium pressure ports and one high pressure port. Popularly used with air on optional suit inflation bottles as an alternative suit inflation method.

£120.00
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Apeks XTX 5th Port Upgrade Kit

Add an additional fifth port to your Apeks XTX200 and XTX100 first stages (FSR and FST type). A 5th port offers the user more versatility in terms of hose routings and port positions depending on the type of diving. This particular version incorporates a heat exchanger which acts as an additional safeguard against freezing.

£26.00

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Apeks XTX200 FSR First Stage Regulator

Environmentally sealed Apeks XTX200 FSR first stage is balanced for superior performance. Also available with fitted 5th port.

£228.00
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With 5th Port

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DIN Dust Cap - Regulator

Plastic dust cap for DIN regulator first stages.

£4.00

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DIN to A-Clamp Adapter

Adapter to convert DIN first stage to A-clamp.

£22.00

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Scubapro DIN/Int Travel Adapter

Scubapro DIN/Int adapter is a lightweight travel adapter for divers who are used to diving with DIN systems.

£45.00
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