Your search for "Regulator first stage" matched 175 products.

Top Rated Gear

Aqualung Calypso Regulator

5.0
(11 reviews)
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SKU: UDRCLR

  • Coldwater approved and CE compatible
  • 1st stage non balanced flow by piston design
  • 2nd stage downstream demand valve
  • Exhaust tee grid for finer bubbles
  • Easy purge front cover

List: $299.00 $99.05 (33%)

Your Price: $199.95

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Oceanic Alpha 9 CDX-5 Regulator, DIN

Now includes FREE a 30" (76.2 cm) MaxFlex Braided Hose

5.0
(1 review)
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SKU: OCNA9CDX5DSB

  • DIN type regulator with MaxFlex hose
  • Nitrox ready out of the box to 40%
  • Compact over-balanced diaphragm first stage
  • 2nd stage downstream demand valve
  • Sealed unit makes it suitable for ice diving

Your Price: $399.95

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Top Rated Gear

Hollis DC7 500SE Regulator with Maxflex Hose

4.5
(6 reviews)
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    (4)
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SKU: HLSDC75

  • Meets CE standards for coldwater performance
  • MAXFLEX hose reduces jaw fatigue
  • Over-balanced diaphragm 1st stage
  • Environmentally sealed 1st stage components
  • Pneumatically balanced servo control valve

Your Price: $599.95
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Top Rated Gear

Atomic B2 Sealed First Stage Regulator,

5.0
(3 reviews)
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SKU: ATMB2SS

  • Freeze protected and factory sealed 1st stage
  • Nitrox ready up to 40% out of the box
  • 1st stage balanced flow thru piston design
  • Chrome plated brass/316-grade stainless steel
  • Automatic Flow Control for optimum breathing

Your Price: $759.95

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Top Rated Gear

Atomic Z2 Regulator

4.7
(6 reviews)
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SKU: ATMZ2S

  • Compact and economical regulator system
  • Nitrox ready for mixtures up to 40%
  • The most reliable seat system in the industry
  • Optimum breathing resistance at all depths
  • Durable with low maintenance requirements

Your Price: $409.95
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Oceanic Alpha 9 SP6 Piston Regulator DIN, Blue

SKU: OCNA9SP5DBL

  • Non balanced flow by piston DIN 1st stage
  • DVT eliminates moisture entering 1st stage
  • 2nd stage downstream demand valve
  • Orthodontic mouthpiece reduces jaw fatigue
  • Exceeds Navy Class A and European CE standard

Your Price: $299.95

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Scubapro MK25 EVO/A700 Regulator, DIN

SKU: SCPM25EA70D

  • Ultra high airflow system, DIN type
  • 1st stage ultra stable intermediate pressure
  • CE approved for 3360psi in cold water dives
  • Air balanced valve technology
  • Enhanced cold efficiency by 30% over MK25

Your Price: $899.00

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Scubapro MK25 EVO/S600 Regulator

SKU: SCPM25ES60

  • 1st stage ultra stable intermediate pressure
  • Enhanced cold efficiency by 30% over MK25
  • Linear air balancing valve
  • Diver adjustable inhalation effort
  • CE approved for 3360psi

Your Price: $766.00

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Mares Prestige 15X Regulator, DIN

SKU: MRSPR15XD

  • 1st stage balanced diaphragm
  • DFC system for easy breathing at all depths
  • Environmentally sealed design
  • Vortex Assisted Design optimizes breathing
  • 2nd stage downstream demand valve

Your Price: $399.95

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Atomic Z3 Sealed Swivel Regulator

SKU: ATMZ3SY

  • Compact and economical DIN sealed regulator
  • Nitrox ready for mixtures up to 40%
  • 30° rotational movement with no kinking
  • Optimum breathing resistance at all depths
  • Factory sealed first stage for cold water use

Your Price: $569.95

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Top Rated Gear

Hollis DC7 First Stage Only

5.0
(3 reviews)
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    (3)
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SKU: HLSFSDC7

  • DIN 300 bar (4350psi) 1st stage regulator
  • NITROX compatible to 40% out of the box
  • Over balanced diaphragm regulator design
  • Environmentally sealed 1st stage components
  • Meets CE standards for coldwater performance

Your Price: $299.95
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Atomic Z2 Sealed Regulator Gray, DIN

SKU: ATMZ2SDGR

  • Compact and economical DIN regulator system
  • Nitrox ready for mixtures up to 40%
  • Optimum breathing resistance at all depths
  • High performance even at low tank pressure
  • Durable with low maintenance requirements

Your Price: $449.95

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Oceanic Zeo Swivel Regulator, DIN

SKU: OCNZD

  • Nitrox ready out of the box to 40%
  • DIN type swivel regulator
  • 1st stage balanced diaphragm design
  • 1st stage dry regulator technology
  • Pneumatically balanced 2nd stage design

Your Price: $649.95
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Oceanic Alpha 9 SP-6 Regulator

SKU: OCNA9SP6N

  • Non balanced flow by piston 1st stage
  • DVT eliminates moisture entering 1st stage
  • 2nd stage downstream demand valve
  • Orthodontic mouthpiece reduces jaw fatigue
  • Exceeds Navy Class A and European CE standard

Your Price: $299.95
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Scubapro MK25 EVO/S600 Regulator, Deep Blue

SKU: SCPM25ES6B

  • High Performance, Reliable Technology & Value
  • Deep Blue Physical Vapor Deposition Finish
  • Superior Ultra-High Airflow System
  • Meets New EN250-2014 Requirements

Your Price: $1,172.00

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Scuba Pro MK11/R195 Regulator

SKU: SCPM11R195

  • Balanced diaphragm 1st stage design
  • Chrome plated brass body
  • 2nd stage classic downstream demand valve
  • Comfortable high flow mouthpiece
  • Environmentally sealed for harsh environments

Your Price: $383.00

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Mares Rover 12S Regulator

5.0
(2 reviews)
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SKU: MRSR12S

  • 1st stage utilizes Tri Material valve
  • Minimized pressure drop with 1st stage DFC
  • Designed with 4 LP and 2 HP Ports
  • 2nd stage mesh design minimizes free flow
  • Reliable 2nd stage downstream demand valve

Regular: $224.95 $50.00 (22%)

Your Price: $174.95

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Cressi T10-SC Master Balanced Regulator

SKU: CSBRT10SC

  • Hyper balanced 1st stage diaphragm design
  • Secondary diaphragm with sealed chamber
  • Pneumatically balanced second stage design
  • Adjustable breathing effort
  • Suitable for professionals and researchers

List: $679.95 $60.00 (9%)

Your Price: $619.95

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Genesis Yukon Regulator GR320

3.7
(3 reviews)
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SKU: GNSRY

  • 1st stage non balanced flow by piston design
  • 1st stage fail safe downstream valve
  • Simple andrReliable 2nd stage design
  • Reliable downstream demand valve design
  • Non corrosive ABS/Polycarbonate housing

Regular: $288.00 $125.05 (43%)

Your Price: $162.95

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