Scuba Inlet Ports

Scuba inlet ports are essential components for divers seeking to enhance their underwater adventures with reliable and efficient gear. These crucial parts play a vital role in ensuring smooth airflow and optimal performance of your diving equipment. Whether you're a seasoned diver or just starting your underwater journey, having the right scuba inlet ports can make all the difference in maintaining comfort and safety below the surface. Explore a diverse range of options designed to cater to various diving needs, ensuring you find the perfect fit for your setup and style. Dive into unparalleled experiences by equipping yourself with high-quality scuba inlet ports that support every breath you take beneath the waves.

Cressi AC2/XS2 Regulator

57 reviews

SKU: CSBRXS2

~~$289.95~~ Save: $70 (24%)

^$219.95

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In Stock

DESCRIPTION

A dependable piston regulator with a marine-grade brass 1st stage and durable hi-tech polymer 2nd stage.

Pros

Lightweight and comfortable
Reliable and dependable
Affordable and good value for money
Easy and effortless breathing
Versatile and works in both cold and warm water

Mares Prestige 15X and Prestige Octopus Package

32 reviews

SKU: MRSPKPRGY

~~$619.90~~ Save: $170.90 (28%)

^$449

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In Stock

DESCRIPTION

A lightweight Mares regulator package with diaphragm first-stage, 4 LP ports, and 2 HP ports.

Scuba Regulator & Octo Grab Bag

15 reviews

SKU: SCBR1O

~~$514.90~~ Save: $134.95 (26%)

^$379.95

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In Stock

DESCRIPTION

A reliable and balanced scuba regulator and octo grab bag for underwater diving.

Oceanic Alpha 8 SP5 Piston Regulator, Black

13 reviews

SKU: OCNA8SP5BK

^$334.95

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In Stock

DESCRIPTION

A durable black piston regulator with easy breathing, Nitrox compatibility, and exceeding safety standards.

Sherwood Brut Pro Regulator

13 reviews

SKU: SWDBRP

^$374.95

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In Stock

DESCRIPTION

A reliable Sherwood Brut Pro regulator with optimal inhalation and exhalation, nitrox compatible up to 40%.

XS Scuba High Pressure Port Adapter 1 to 2 HP Port

13 reviews

SKU: XSSHPPA

^$96.95

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In Stock

DESCRIPTION

A corrosion-resistant chrome-plated brass adapter that adds an extra high-pressure port for increased safety.

Aqualung Calypso Regulator

12 reviews

SKU: UDRCLR

^$389

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In Stock

DESCRIPTION

A lightweight and reliable Aqualung Calypso Regulator with adjustable 2nd stage and Nitrox compatibility.

Zeagle F8 Yoke Regulator

12 reviews

SKU: ZGLF8

^$749.95

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In Stock

DESCRIPTION

A high-performance yoke regulator with a low-profile design, environmentally sealed first stage, and adjustable second stage.

3/8" Male to 7/16" Female Regulator Adapter (AA51)

9 reviews

SKU: AQUHAC

^$14.95

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In Stock

DESCRIPTION

A chrome brass adapter for vintage scuba regulators, allowing use of 7/16" hose in 3/8" port.

Scubapro MK25 EVO/S620Ti Dive Regulator System

9 reviews

SKU: SCPM25ES620

^$1249

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In Stock

DESCRIPTION

A high-performance regulator set with a balanced piston first stage and adjustable inhalation control.

Cressi AC2/XS2 Regulator & XS2 Octo Package

9 reviews

SKU: PCKXS2

~~$344.90~~ Save: $45.90 (13%)

^$299

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In Stock

DESCRIPTION

A lightweight, high-performance regulator and octopus package with a non-balanced flow-by piston design.

Scuba Regulator Grab Bag

8 reviews

SKU: SCBR1

~~$364~~ Save: $99.05 (27%)

^$264.95

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In Stock

DESCRIPTION

A piston first-stage regulator with a pneumatically balanced 2nd stage design and nitrox compatibility.

Atomic Aquatics ST1 Swivel Sealed Regulator

7 reviews

SKU: ATMST1SS

^$1649.95

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In Stock

DESCRIPTION

A corrosion-resistant stainless steel regulator with smooth breathing and tangle-free movement.

Cressi MC9-SC Compact Pro Yoke Regulator

7 reviews

SKU: CSBRCPS

^$499.95

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In Stock

DESCRIPTION

A lightweight, environmentally sealed regulator with enhanced performance and reduced effort for easy travel.

3/8" Low Pressure Port Plug

7 reviews

SKU: AQULPP

^$9.95

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In Stock

DESCRIPTION

A durable, chromed brass plug that fits 3/8" first-stage LP ports and comes with an LP O-ring.

Scubapro MK25 EVO/A700 Dive Regulator System

6 reviews

SKU: SCPM25EA70

^$1299

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In Stock

DESCRIPTION

A high-performance regulator set with customizable breathing options and enhanced cold-water diving capabilities.

Atomic Aquatics M1 Regulator Yoke Sealed

6 reviews

SKU: ATMM1BK

^$1019.95

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In Stock

DESCRIPTION

A high-performance regulator designed for extreme diving situations, with nitrox-ready capabilities and freeze protection.

Dive Rite XT Regulator

6 reviews

SKU: DIVRG5300Y

^$575

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In Stock

DESCRIPTION

A patented, environmentally sealed regulator with optimal hose routing and Teflon-coated parts.

Dive Rite XT1/XT2 Advanced Open Water Regulator Package

5 reviews

SKU: DIVPK53Y

^$975

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In Stock

DESCRIPTION

A streamlined, environmentally sealed regulator with adjustable 2nd stage and cold-water ready components.

Atomic Aquatics Z3 Regulator Yoke

4 reviews

SKU: ATMZ3RY

^$719.95

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In Stock

DESCRIPTION

A budget-friendly, high-performing regulator with self-lubricating seal, freeze protection, and swivel for easy underwater movement.

Sherwood Oasis Pro Regulator

4 reviews

SKU: SWDRO

~~$494.95~~ Save: $260.95 (53%)

^$234

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In Stock

DESCRIPTION

A Sherwood Oasis Pro Regulator with moisture retention vanes, easy-breathing design, and environmentally sealed first stage.

Aqua High Pressure Port Extender

4 reviews

SKU: AQU57265

^$12.95

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In Stock

DESCRIPTION

A marine-grade brass extender with O-ring sealing for standard wrench use on thin hose flats.

Scubapro MK25 EVO/G260 Dive Regulator System

4 reviews

SKU: SCPM25EG26

^$1049

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator set with adjustable 2nd stage, 5 LP ports, and enhanced freezing resistance.

1/2" Male to 3/8" Female LP Port Regulator Adapter

4 reviews

SKU: AQUHAB

^$14.95

+ wishlist

In Stock

DESCRIPTION

A chrome brass adapter with O-ring to convert 1/2" male to 3/8" female LP port.

Thermo by XS Scuba Deluxe K-Valve

3 reviews

SKU: XSSKV

^$84

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In Stock

DESCRIPTION

A high-flow valve made of marine-grade chromed brass with an easy-grip rubber hand wheel.

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Scuba Inlet Ports

Scuba inlet ports are a fundamental component of any diver’s setup, connecting essential hoses and instruments to your regulator’s first stage. These ports are meticulously engineered to handle specific air pressures and functions, ensuring both safety and performance underwater. High-pressure (HP) ports, typically threaded at 7/16"-20, are designed to connect directly to your scuba tank’s pressure, making them the go-to connection for submersible pressure gauges (SPGs) and air-integrated dive computers. Low-pressure (LP) ports, usually 3/8"-24 threaded, deliver intermediate-pressure air to your primary second stage, alternate air sources like octopus regulators, and inflator hoses for BCDs or drysuits. Some specialized or vintage regulators might even feature 1/2"-20 LP ports, so it’s important to check your gear’s specifications before making any upgrades or replacements. As you prepare for the busy summer dive season, ensuring your inlet ports are properly set up becomes even more crucial, especially if you plan to explore new sites or refresh your gear for the warmer months.

Port plugs and converter blocks are small but essential accessories for anyone customizing their regulator setup. Port plugs, available in both HP and LP thread sizes, seal off unused ports to prevent leaks and contamination—an important detail for divers who like to keep their rig streamlined or who switch out hoses for different dive profiles. Technical divers, in particular, often rely on port converter blocks to expand the number of available ports, accommodating additional equipment like secondary SPGs or redundant inflators. These accessories are also practical gifts for the avid diver in your life, especially those who enjoy tinkering with their gear or who are moving into more advanced disciplines like technical or sidemount diving. When shopping for these components, always take care to match thread sizes precisely and never force a plug or hose into a port; the difference between LP and HP threads is a safety feature designed to prevent dangerous misconnections. Take the time to inspect O-rings and ensure a proper seal—Viton O-rings are a popular choice for their durability and resistance to wear, particularly in saltwater environments.

Whether you’re a recreational diver preparing for a tropical getaway, a seasoned technical diver assembling a custom rig, or simply looking to streamline your setup for local shore dives, understanding your inlet ports and their accessories is key to a safe and enjoyable experience. The right combination of plugs, adapters, and converter blocks can make a world of difference in both comfort and functionality underwater. If you’re seeking to expand or adapt your current setup, explore our full collection of Scuba Inlet Adapters to find the right fit for your needs. Properly configured inlet ports not only help maintain optimal air delivery but also give you the confidence to focus on the adventure ahead, whether you’re gliding over vibrant reefs or navigating the intricate passages of a wreck. With attention to detail and the right accessories, every dive becomes smoother and safer, letting you make the most of the season’s best underwater experiences.