Scuba Regulator Blocks

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.

Highland by XS Scuba Compact DIN First Stage

9 reviews

SKU: XSSCDF

^$109.95

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In Stock

DESCRIPTION

A compact and low profile DIN first stage with fail-safe flow, made of marine grade brass.

Dive Rite XT Regulator

6 reviews

SKU: DIVRG5300D

^$575

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In Stock

DESCRIPTION

A patented Dive Rite XT regulator with optimal hose routing, 5 LP ports, 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.

TUSA RS-1001 Regulator

3 reviews

SKU: TBTRS1001BK

~~$569~~ Save: $113.80 (20%)

^$455.20

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In Stock

DESCRIPTION

A lightweight TUSA regulator with a balanced diaphragm design, adjustable sensitivity control, and high-flow ports.

7/16" Male to 3/8" Female High Pressure Adapter

3 reviews

SKU: AQUHAD

^$14.95

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In Stock

DESCRIPTION

A corrosion-resistant high pressure adapter that allows the use of 3/8" HP hose in 7/16" HP port.

7/16" High Pressure Port Plug

3 reviews

SKU: AQUHPP

^$12.95

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In Stock

DESCRIPTION

A durable marine grade chromed brass plug that fits 7/16" first stage HP ports.

Scubapro MK25T EVO/S620 X-Ti Yoke Dive Regulator System

2 reviews

SKU: SCPM25TES620

^$2499

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In Stock

DESCRIPTION

A durable and versatile titanium regulator set with instant airflow and improved performance for all dive conditions.

Mares Dual ADJ 62X 75th Anniversary Yoke Regulator

2 reviews

SKU: MRSDAAR

~~$698.95~~ Save: $248.95 (36%)

^$450

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In Stock

DESCRIPTION

A limited edition regulator set featuring a black intense ceramic coating and ultralight technopolymer construction.

Mares Prestige 15X Regulator

2 reviews

SKU: MRSPR15XGR

~~$449.95~~ Save: $105 (23%)

^$344.95

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In Stock

DESCRIPTION

A compact and reliable regulator with advanced coating technology for durability and easy breathing.

Pros

Good basic reg
Dependability
Clear view
Breathability
Price

Zeagle Envoy II DIN Regulator

2 reviews

SKU: ZGLEDN

^$449.95

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In Stock

DESCRIPTION

A balanced diaphragm DIN regulator with freezing resistance and 5 LP ports.

Scubapro MK25 EVO/S600 Regulator

2 reviews

SKU: SCPM25ES60

^$1099

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In Stock

DESCRIPTION

A high-performance Scubapro regulator with adjustable inhalation control and superior cold water performance.

Scubapro Mark 25 EVO Regulator, First Stage Only

2 reviews

SKU: SCPM25E

^$519

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In Stock

DESCRIPTION

A top-performing Scubapro first stage regulator with superb inhalation sensitivity and 5 LP ports.

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

2 reviews

SKU: AQUHAA

^$18.95

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In Stock

DESCRIPTION

A marine-grade, corrosion-resistant adapter for scuba regulators with strong and durable design.

Apeks Sidemount Regulator Kit

1 reviews

SKU: APXSRK

^$2099

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In Stock

DESCRIPTION

A smooth and easy breathing sidemount regulator kit with an over-balanced diaphragm 1st stage and pneumatically balanced 2nd stages.

Dive Rite XT1 First Stage Regulator (No Hose)

1 reviews

SKU: DIVRG5100Y

^$375

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In Stock

DESCRIPTION

A Dive Rite XT1 first stage with 5 LP ports, 2 HP ports, and environmentally-sealed design.

Scubapro MK11 EVO/C370 Yoke Dive Regulator System

0 reviews

SKU: SCPMK11DRSI

^$699

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In Stock

DESCRIPTION

A lightweight, compact Scubapro regulator set with sealed internal parts for enhanced cold-water performance.

Mares Dual 15X Regulator with Prestige Octopus and Regulator Bag

SKU: MRSD15XK5

~~$599.85~~ Save: $224.95 (38%)

^$374.90

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In Stock

DESCRIPTION

A lightweight, high-performance regulator set with yellow octopus and a waterproof polyester bag for reliable diving.

Sherwood Magnum Pro Regulator

SKU: SWDMPSD

^$424.95

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In Stock

DESCRIPTION

A durable regulator with balanced valve technology and Venturi switch for customizable airflow control.

Mares Dual Adj 62X INT Regulator

SKU: MRSDA62BKI

^$569.95

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In Stock

DESCRIPTION

A compact black regulator set with a balanced diaphragm, adjustable technopolymer second stage, and cold water reliability.

Seac IT500 230 INT Regulator with Octopus

SKU: SECSIT230

~~$725~~ Save: $145 (20%)

^$580

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In Stock

DESCRIPTION

An advanced regulator and octopus set with ergonomic controls, balanced diaphragm, and durable hoses for reliable diving.

Aqualung Leg3nd MBS Regulator with Legend Octopus

SKU: UDRLMYOP

~~$1259~~ Save: $188.01 (15%)

^$1070.99

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In Stock

DESCRIPTION

A revolutionary Aqualung regulator with MBS and superior cold-water functionality, paired with a balanced octopus.

Scubapro MK11 EVO/R105 DIN Dive Regulator System

SKU: SCPR105DI

^$549

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In Stock

DESCRIPTION

A diaphragm first and second stage set with DIN and INT fittings, featuring 2 HP and 4 LP ports.

Tusa Compact Diaphragm Regulator

SKU: TBTDPRBK

~~$575~~ Save: $115 (20%)

^$460

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In Stock

DESCRIPTION

A high-performance, ultra-lightweight regulator with a balanced diaphragm for effortless breathing during diving adventures.

Regulator Hose Fitting (3) 3/8" Females (1) 3/8" Male

SKU: AQUAA53

~~$54.95~~ Save: $28.00 (51%)

^$26.95

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In Stock

DESCRIPTION

A marine grade chromed brass regulator hose fitting that adds three additional LP ports.

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Scuba Regulator Blocks

Scuba regulator blocks, often referred to as manifolds or switch blocks, are indispensable components for divers looking to enhance the versatility and safety of their underwater breathing systems. These robust, compact devices attach directly to the first stage of a regulator, providing additional ports to accommodate multiple hoses—such as those for a secondary regulator, submersible pressure gauge (SPG), and buoyancy compensator device (BCD) inflator. For technical divers, or anyone planning to venture beyond the simplicity of a single-tank setup, regulator blocks open up a world of configuration possibilities. Imagine gearing up for a winter dive in January, when the water is crisp and visibility is at its peak; a properly configured regulator block ensures you have seamless access to both primary and backup air sources, as well as the ability to integrate specialty hoses for drysuit inflation or stage bottles. These blocks are not just for technical expeditions; they are also favored by instructors, dive guides, and advanced recreational divers who require redundancy and precise hose management during complex dives.

Selecting the right regulator block involves careful consideration of your diving style, the types of tanks you use, and the environments you plan to explore. Divers operating in colder waters or challenging conditions often prioritize blocks with isolation capabilities, allowing them to shut off a compromised hose without affecting the rest of their air supply. This is especially valuable when diving doubles or switching between tanks containing different gas mixes, such as nitrox for decompression. For those who frequently dive with a buddy or act as a safety diver, the ability to manage alternate air sources quickly and efficiently can be a lifesaver—literally. Maintenance is critical: regulator blocks must be meticulously cleaned and professionally serviced to prevent contamination, corrosion, or dangerous blockages. Anecdotes from seasoned divers often highlight the importance of a smooth, intuitive setup; a well-maintained block can make the difference between a routine dive and a stressful emergency. When gifting a regulator block, it’s a thoughtful choice for the experienced diver in your life, especially as a complement to other advanced gear. For those seeking even greater control over their system, integrating specialized accessories such as Scuba Shut Off Valves can further enhance safety and customization.

Whether you’re preparing for a series of deep wreck dives or simply want the peace of mind that comes with redundant air management, regulator blocks are a cornerstone of advanced scuba setups. They demand respect and attention to detail—improper assembly or neglect can lead to leaks or, in rare cases, serious accidents. That’s why experienced divers often share stories of pre-dive checks and the reassurance that comes from knowing every connection is secure. The winter months, with their unique underwater landscapes and quieter dive sites, are an ideal time to upgrade or refine your gear. Take the opportunity to assess your needs, consult with professionals, and invest in a regulator block that matches your ambitions and commitment to safe, enjoyable diving.