First Stage Scuba Regulators & Second Stage Regulators

Shop Used (20)

First & Second Stages

Apeks (19)Aqualung (14)Atomic Aquatics (19)Cressi (11)Dive Rite (13)Hollis (9)Mares (37)Scubapro (43)Seac (15)Sherwood (9)

Price Range

$100 to $250 (13)$250 to $500 (63)$500 to $750 (61)$750 to $1000 (36)$1000 to $2500 (45)$2500 to $5000 (2)

Bundle & Save (1)Free Shipping (220)In Stock (183)Kits only (19)Non-Kits (201)Recent Releases (6)Specials (16)Top Rated (72)

Discount

10% Off or More (71)25% Off or More (19)35% Off or More (11)50% Off or More (2)

Configuration

First & Second Stage Set (178)First Stage Only (25)Second Stage Only (18)

Special Features

Adjustable 2nd Stage (74)DIN Fitting (76)Environmentally Sealed (53)INT Fitting (30)Lightweight (58)O2 Ready (8)Swivel 2nd Stage (23)Titanium (16)

First Stage Type

Diaphragm (121)Piston (70)

By Activity

Military & Rescue (28)Scuba (40)

HP Ports

1 HP Port (30)2 HP Ports (164)

LP Ports

3 LP Ports (2)4 LP Ports (119)5 LP Ports (70)6+ LP Ports (1)

Apeks XTX50 Regulator Second Stage Only

SKU: APXXTX50SSMFR: 726044BCBKNR

(1)

Apeks XTX50: Reliable scuba regulator, balanced valve.
Adjustable 2nd stage: Dive/Pre-Dive Venturi switch control.
Nitrox compatible regulator: Up to 40% O2 for enriched air.
Pneumatically balanced: Smooth, effortless scuba breathing.
Durable techno-polymer: Lightweight, robust regulator build.
Lifetime warranty: Invest in Apeks scuba regulator quality.

^$379^.00

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Atomic Aquatics ST1 Swivel Sealed Regulator, DIN

SKU: ATMST1SSDMFR: 03-0060-7P

(2)

Atomic Aquatics Regulator: Superior reliability underwater
Experience effortless breathing with the Atomic Aquatics ST1 regulator's balanced flow-through piston design
Dive Regulator: Effortless breathing at any depth
ST1 Regulator: Durable build for extended use
Adjustable Regulator: Customize your airflow easily
Compact Regulator: Lightweight design for travel

^$1,649^.95

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Atomic Aquatics M1 Regulator DIN Sealed

SKU: ATMM1BKDMFR: 03-0030-7P

(5)

Atomic Aquatics M1 Regulator: Superior, reliable breathing
Breathe easy with this Atomic Aquatics M1 regulator, designed for superior reliability underwater
Durable scuba regulator built with quality materials
Compact regulator design for ease of use underwater
Cold-water rated regulator ensures peak performance
Adjustable 2nd stage for customized flow control

^$1,019^.95

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Aqualung Titan Regulator

SKU: UDRTRNMFR: 706008BKBKINT

(26)

Aqualung Titan Regulator: Reliable scuba gear.
Balanced diaphragm 1st stage regulator design.
Adjustable 2nd stage for easy, custom breathing.
Lightweight, compact regulator for travel dives.
Cold-water rated regulator; dependable performance.
Scuba regulator with lifetime warranty included.

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^$499^.00

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First Stage Scuba Regulators & Second Stage Regulators

Ensure smooth, reliable air delivery with our top-quality first stage scuba regulators and second stage regulators. Designed for optimal breathing performance, these essential components help regulate airflow from your tank to your mouthpiece. A first stage dive regulator reduces high-pressure air from the tank, while a second stage dive regulator delivers it comfortably to the diver. Whether you're looking for balanced, unbalanced, piston, or diaphragm designs, we offer options for every diving style. Explore our selection to find the best first stage scuba regulators and second stage regulators for your needs and enjoy a safe, effortless dive every time. Shop Scuba today!