First Stage Scuba Regulators & Second Stage Regulators
219 resultsSave 5% Every Day† with the Scuba.com Edge Card. Learn More
Scubapro MK11 EVO First Stage Regulator
SKU: SCPMK11E
- Scubapro MK11 EVO: Reliable first stage regulator.
- Balanced diaphragm ensures consistent air delivery.
- Chrome-plated brass build for lasting durability.
- Two HP ports & four LP ports offer versatile setup.
- Ideal scuba regulator for cold-water environments.
- Compact, serviceable design ensures easy maintenance.
In Stock
Free Shipping
Scubapro MK11 EVO/S270 Dive Regulator System
SKU: SCPS270
- Scubapro regulator: reliable, durable build.
- Balanced 2nd stage ensures effortless breathing.
- Compact dive regulator, ideal for travel scuba.
- Cold-water regulator: consistent performance.
- Low maintenance scuba regulator system design.
- Adjustable breathing for optimal dive control.
In Stock
Free Shipping
Scubapro MK11 EVO/R105 Dive Regulator System
SKU: SCPR105
- Scubapro regulator ensures reliable scuba diving.
- Enjoy easy breathing with this dive regulator system.
- Compact scuba regulator for travel convenience.
- Durable regulator built for cold water diving.
- Adjustable Scubapro regulator for optimal airflow.
- First and second stage regulator for scuba gear.
In Stock
Free Shipping
OMS Evoque 2nd Stage Only (No Hose)
SKU: OMSRESSMFR: OM50013
(4)- OMS Evoque: Reliable scuba regulator 2nd stage.
- Adjustable 2nd stage: Dive/Pre-Dive Venturi switch.
- Pneumatically balanced for easy, natural breathing.
- Compact, impact-resistant regulator construction.
- Chromed brass internals ensure regulator serviceability.
- Upgrade your scuba gear with this OMS 2nd stage.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Zeagle Envoy II DIN First Stage Only
SKU: ZGLEDMFR: 310-3320-S
- Zeagle regulator: reliable, balanced diaphragm design.
- Enjoy effortless breathing with this scuba first stage.
- Durable chrome-plated brass for long regulator life.
- Compact first stage: ideal for streamlined scuba gear.
- DIN fitting ensures a secure regulator connection.
- Cold-water rated: dive confidently in any condition.
Hollis 500SE DC7 Regulator with Gauge and Hose
SKU: PCKDHRP3
- Balanced Diaphragm ensures reliable scuba gear.
- Adjustable 2nd stage for optimal breathing effort.
- Marine-grade brass offers regulator durability.
- Nitrox compatible up to 40% for versatile diving.
- Compact regulator design with dive/pre-dive switch.
- Cold-water performance with environmentally sealed 1st
Scubapro S270 Regulator, Second Stage Only
SKU: SCPS270ORMFR: 11.270.000
- Scubapro S270: Reliable scuba regulator, easy breathing.
- Durable 2nd stage regulator for long-term performance.
- Compact scuba regulator design, lightweight & comfortable.
- Adjustable second stage for personalized dive control.
- Scubapro regulator: Simplified maintenance & serviceability.
- Swivel 2nd stage enhances hose management underwater.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Mares 62X 1st Stage Yoke Diving Regulator
SKU: MRS621YRGMFR: 416267INT
- Mares regulator: reliable, high-performance diving.
- 62X 1st stage regulator: exceptional breathing effort.
- Durable scuba regulator: built for long-lasting use.
- Compact diving regulator: travel-friendly design.
- Regulator with 2 HP ports & 4 LP ports included.
- Mares regulator: easy servicing for dive professionals.
Mares 62X 1st Stage DIN Diving Regulator
SKU: MRS621DRGMFR: 416267DIN
- Mares regulator: reliable air delivery system.
- Durable construction for scuba diving regulator.
- Compact size: ideal first stage diving regulator.
- Easy maintenance diving regulator design.
- Nitrox compatible diving regulator system.
- Adjustable breathing: Mares scuba regulator.
Scubapro MK25 EVO/S600 Regulator, DIN
SKU: SCPM25EDS60MFR: 12.971.070
- Scubapro Regulator: Superior, reliable breathing effort.
- MK25 EVO/S600: Durable regulator for any dive type.
- Adjustable 2nd Stage: Customize your dive experience.
- Cold-Water Rated: Scuba regulator performs in all temps.
- High-Flow Ports: Maximize air delivery with this regulator.
- Scubapro Regulator: Compact, travel-friendly scuba gear.
Hollis 150LX DC7 Regulator with Gauge and Hose
SKU: PCKDHRP2
- Hollis 150LX regulator ensures reliable performance.
- Enjoy easy breathing with this balanced scuba regulator.
- Dive confidently; regulator is cold-water rated.
- Compact scuba regulator design for streamlined diving.
- Adjustable 2nd stage for personalized dive control.
- Nitrox compatible regulator; up to 40% oxygen.
Save $100
$734.85
Save: $100.00 (14%)In Stock
Free Shipping
Apeks MTX-RC Scuba Regulator - Din
SKU: APXMRDMFR: RG122130
- Apeks MTX-RC regulator: cold-water rated, reliable.
- Enjoy easy breathing with this balanced regulator.
- Dive confidently with a dependable scuba regulator.
- Optimize your dive with an adjustable regulator.
- Compact scuba regulator: travel-friendly design.
- High-performance regulator for superior dives.
Scubapro S620 Ti Regulator, Second Stage Only
SKU: SCPS620TMFR: 11.620.000
(2)- Scubapro S620 Ti: Reliable second stage regulator.
- Air balanced valve ensures effortless breathing.
- Titanium & polymer build for lasting durability.
- Adjustable dive/pre-dive switch for ease of use.
- Compact, lightweight design: only 6.3 ounces.
- Scubapro regulator: Lifetime limited warranty.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Aqualung Calypso Regulator
SKU: UDRCLRMFR: RG126111
(12)- Aqualung Regulator: Reliable, downstream demand valve.
- Calypso Regulator: Dive/Pre-Dive Venturi knob adjustability.
- Scuba Regulator: Nitrox compatible up to 40% O2.
- Durable Regulator: Chrome plated brass 1st stage build.
- Compact Regulator: Lightweight techno-polymer 2nd stage.
- Aqualung Scuba Gear: Four 3/8" LP ports for versatility.
In Stock
Free Shipping
Cressi AC25M Master Cromo Regulator
SKU: CSBAC25MMFR: HX900000
- Cressi Regulator: Reliable, balanced piston 1st stage.
- Master Cromo: Durable chrome-plated brass 1st stage.
- Pneumatically balanced 2nd stage ensures easy breathing.
- Adjustable inhalation effort knob for custom dives.
- Compact, lightweight design for comfortable diving.
- 5 LP ports & 2 HP ports for versatile configuration.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Seac Set IT500 230 DIN Regulator with Octopus
SKU: SECSIT230DMFR: 0350112000005A
- Balanced diaphragm ensures reliable air delivery.
- Adjustable Venturi system for optimal breathing control.
- Durable chrome finish for long-lasting regulator life.
- Compact design enhances comfort during every dive.
- Easy maintenance design simplifies regulator upkeep.
- Nitrox compatible scuba regulator for versatile use.
Save $182
$629.00
Save: $182.00 (29%)In Stock
Free Shipping
Scubapro MK19 EVO/G260 Regulator
SKU: SCPM19EG260MFR: 12.255.010
(2)- Scubapro Regulator: Reliable, high-performance scuba gear.
- MK19 EVO/G260: Enjoy effortless, adjustable breathing.
- Cold-water rated regulator for superior durability.
- Compact scuba regulator with balanced diaphragm design.
- Scubapro 1st & 2nd stage regulator set, Nitrox ready.
- Dive confidently with this dependable scuba regulator.
Atomic Aquatics ST1 Swivel Sealed Regulator
SKU: ATMST1SSMFR: 03-0060-6P
(6)- Atomic Aquatics Regulator: Superior breathing performance
- Experience effortless breathing with the Atomic Aquatics ST1 regulator, designed for ultimate comfort
- Stainless steel regulator ensures extreme durability
- Sealed 1st stage for cold-water scuba diving
- Adjustable 2nd stage enhances diving control
- Compact scuba regulator with swivel design
Cressi XS2/AC2 Piston Regulator
SKU: CSBRXS2MFR: HX780000
(57)- Cressi XS2/AC2: Reliable scuba regulator system.
- Dive/Pre-Dive Venturi: Adjustable 2nd stage regulator.
- Durable chromed brass 1st stage for long life.
- Compact, lightweight regulator: 35oz with hose.
- Downstream demand valve: Easy, natural breathing.
- 4 LP ports, 1 HP port: Streamline hose routing.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Highland Vortex Octopus
SKU: XSSRGH650MFR: RGH650
- Highland Vortex: Reliable scuba regulator.
- Pneumatically balanced for effortless breathing.
- Lightweight second stage: Comfortable scuba gear.
- 40" regulator hose for optimal maneuverability.
- Durable construction ensures long-lasting use.
- Ideal octopus regulator for scuba diving.
Save $29
$280.00
Save: $29.05 (10%)In Stock
Free Shipping
Mares Abyss 22 Navy II Regulator DIN
SKU: MRSAN22DMFR: 416171DIN
- Mares regulator: reliable, high-performance scuba.
- Abyss 22 Navy II: easy breathing at all depths.
- Durable regulator: chrome plated brass build quality.
- DIN fitting: regulator is Nitrox compatible up to 40%.
- Compact scuba regulator: lightweight for travel dives.
- Mares regulator: simple servicing, long-term value.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Cressi XS Compact Pro MC9 SC Regulator
SKU: CSBRCPSMFR: HX782000
(7)- Cressi Regulator: Reliable scuba gear for all dives.
- Compact Pro MC9: Lightweight regulator for easy travel.
- Balanced Diaphragm: First stage ensures consistent airflow.
- Adjustable 2nd Stage: Dive/Pre-Dive Venturi control switch.
- Durable build: Chromed brass, techno-polymer elastomer.
- Cressi regulator: Cold-water ready, downstream valve.
Includes Free
$29.95Value:
Scuba.com Round Regulator BagIncludes Free
$29.95Value:
Scuba.com Round Regulator Bag
Scubapro MK25 EVO/S600 Regulator
SKU: SCPM25ES60MFR: 12.971.050
(2)- Scubapro regulator: Unmatched breathing performance.
- Dive regulator: Cold-water rated for extreme conditions.
- Scubapro MK25 EVO: Durable, corrosion-resistant brass.
- Regulator system: Easy servicing, reduced downtime.
- High-performance regulator: Compact, lightweight design.
- Scubapro S600: Adjustable for personalized comfort.
Scubapro MK19 EVO DIN 300 First Stage Dive Regulator
SKU: SCPMK19RDMFR: 10.719.030
- Scubapro MK19 EVO: Reliable first stage regulator.
- Balanced diaphragm ensures consistent performance.
- Dive confidently: Cold-water rated regulator design.
- Compact Scubapro regulator: Streamlined for diving.
- 5 LP ports offer superior hose configuration options.
- Marine-grade brass: Durable Scubapro regulator.