Scuba Diving Hoses & Adapters

61 results
XS Scuba Poseidon Hose Adapter Picture

XS Scuba Poseidon Hose Adapter

SKU: XSSPHAMFR: AC980
(1)
  • - Connect 3/8" LP hose to Poseidon regulators easily.
  • - Durable chromed brass adapter ensures reliable use.
  • - Enhances regulator hose compatibility for diving needs.
  • - Rated to 200 psi, safe for low-pressure hose systems.
  • - M31-1.5mm inlet threads offer a secure, tight fit.
  • - XS Scuba adapter: essential for Poseidon hose setups.
Save $3
$38.95
$42.00
Save: $3.05 (7%)
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XS Scuba MiFlex BC Quick Disco Picture

XS Scuba MiFlex BC Quick Disconnect Hose, Black

SKU: XSSQDH
(26)
  • - Durable MiFlex hose ensures reliable BC inflation.
  • - Compact, lightweight BC hose for easy use underwater.
  • - 3/8" threaded LP hose is compatible with most BCDs.
  • - Double-braided nylon provides superior hose durability.
  • - High-pressure hose: 3600psi burst, 500psi working.
  • - Quick-disconnect hose for easy BC attachment/removal.
Save $4
$43.95$53.95
Low Pressure QD Hose for Stand Picture

Low Pressure QD Hose for Standard BC Inflator Fitting

SKU: AQULPH
(39)
  • - Durable BCD Hose: Double-braided with neoprene jacket.
  • - Standard BC Inflator Fitting: Chrome-plated brass build.
  • - Low Pressure QD Hose: Ensures reliable air delivery.
  • - 3/8-24 UNF Male Thread: Universal regulator compatibility.
  • - Available in 26" or 36": Optimal hose length options.
  • - 300 PSI Working Pressure: Dependable BCD hose performance.
$26.95$29.95
XS Scuba Miflex XT-Tech BC QD  Picture

XS Scuba Miflex XT-Tech BC QD Hose

SKU: XSSMXTQDH
  • - Durable Miflex XT-Tech QD Hose for BC inflators.
  • - Reliable low-pressure hose ensures optimal airflow.
  • - 3/8" thread provides universal regulator compatibility.
  • - Kevlar-reinforced for superior strength & safety.
  • - Kink-resistant design for ease of use underwater.
  • - Nickel-plated brass fittings resist corrosion.
Save $5
$51.95$67.95
XS Scuba Quick Disconnect Low  Picture

XS Scuba Quick Disconnect Low Pressure BCD Hose, Rubber

SKU: XSSRHLPQD
(2)
  • - Durable BCD hose ensures reliable air delivery.
  • - Low-pressure hose is compatible with most BCDs.
  • - Quick disconnect for easy, secure BCD attachment.
  • - Chrome-plated brass fittings resist corrosion.
  • - Double-braided neoprene jacket for added durability.
  • - Multiple lengths available for custom setup needs.
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$27.00$32.00
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Blue Reef Air Spool with Viton Picture

Blue Reef Air Spool with Viton O-Ring

SKU: BLRP21MFR: BLRP21
  • - Durable Viton O-Ring ensures reliable air seal.
  • - Blue Reef air spool offers superior performance.
  • - Viton rubber provides excellent corrosion resistance.
  • - Standard air spool is compatible with most hoses.
  • - Enhances diving experience with reliable airflow.
  • - Easy to use; install Blue Reef air spool quickly.
$4.99
XS Scuba MiFlex Low Pressure X Picture

XS Scuba MiFlex Low Pressure XT-Tech Hose

SKU: XSSLPXTH
  • - Durable MiFlex Hose: Kevlar for reliability.
  • - Low Pressure Hose: 500 psi (35 bar) working pressure.
  • - XT-Tech Hose: Lightweight, flexible, compact design.
  • - Universal 3/8" Thread: Regulator hose compatibility.
  • - XS Scuba Hose: Built for diving essential safety.
  • - Polyurethane Liner: Ensures long-lasting reliability.
Save $5
$47.95$79.95
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XS Scuba "EZ" QD Adapter Sea-Q Picture

XS Scuba "EZ" QD Adapter Sea-Quest Style

SKU: XSSEZQASQMFR: AC925
(7)
  • - Chrome plated brass ensures lasting durability.
  • - Compatible with Sea-Quest & Mares Air Control.
  • - Low-pressure adapter designed for ease of use.
  • - Reliable replacement for inflator QD fitting.
  • - Female QD fitting offers secure, quick connect.
  • - Provides exceptional value as a spare adapter.
Save $2
$32.95
$35.00
Save: $2.05 (6%)
H2Odyssey High Pressure Discon Picture

H2Odyssey High Pressure Disconnect

SKU: H2HPQDMFR: PHPH-QD
  • - High-Pressure Quick Disconnect for Instruments.
  • - Chrome-Plated Brass build Ensures Reliability.
  • - Compatible with Standard Dive Computer Consoles.
  • - HP Quick Connect Design for Easy Instrument Use.
  • - Enhances Diving Safety with Secure Connections.
  • - Durable H2Odyssey Disconnect Offers Good Value.
Save $6
$19.95
$26.00
Save: $6.05 (23%)
Zeagle Low Pressure Quick Disc Picture

Zeagle Low Pressure Quick Disconnect Inflator Hose

SKU: ZGLQDHMFR: 165-1020
  • - Durable Zeagle inflator hose for BCD use.
  • - Low-pressure hose ensures reliable air delivery.
  • - Quick disconnect for easy BCD attachment.
  • - Streamlined design minimizes drag underwater.
  • - 3/8" thread fits most standard BCD inflators.
  • - Double-braided hose offers lasting durability.
Save $8
$42.45
$49.95
Save: $7.50 (15%)
Hollis Low Pressure Hose Picture

Hollis Low Pressure Hose

SKU: HLSLPHMFR: 204.2382.084
(2)
  • - Durable braided hose ensures reliable air delivery.
  • - Chrome-plated brass fittings offer secure regulator seal.
  • - Compatible with most 1st & 2nd stage regulators.
  • - Low-pressure hose for optimal 2nd stage performance.
  • - Available in multiple lengths for diving versatility.
  • - Rated to below 200 psi for safe diving use.
Save $11
$62.85
$73.95
Save: $11.10 (15%)
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Aqualung Low Pressure Braided  Picture

Aqualung Low Pressure Braided BC QD Hose

SKU: UDRLPHB
(1)
  • - Durable braided hose ensures reliable air delivery.
  • - Low pressure BC hose compatible with most BCDs.
  • - Chrome plated brass fittings resist corrosion.
  • - Available in multiple lengths for custom setup.
  • - 3/8-24 UNF male thread fits standard regulators.
  • - Quick-connect LP hose for easy inflation/deflation.
LP Hose Adapter, Joins 2 Regul Picture

LP Hose Adapter, Joins 2 Regulator Hoses Together (AA55)

SKU: AQUAA55MFR: AA55
(2)
  • - Extends LP regulator hose length safely & reliably.
  • - Chrome plated brass ensures diving hose adapter durability.
  • - Compatible with 3/8" threaded LP 2'nd stage hoses.
  • - Designed for low-pressure use; diving safety assured.
  • - Joins two regulator hoses for increased hose flexibility.
  • - Cost-effective solution for custom hose configurations.
$19.95
XS Scuba Low Pressure Hose, Ru Picture

XS Scuba Low Pressure Hose, Rubber

SKU: XSSRHLP
(1)
  • - Durable rubber hose ensures reliable air delivery.
  • - Low-pressure hose compatible with most regulators.
  • - Chrome-plated brass fittings resist corrosion damage.
  • - Available in multiple lengths for diving needs.
  • - Compact, double-braided hose offers great flexibility.
  • - Affordable XS Scuba hose for essential diving gear.
Save $2
$29.00$45.00
OMS Side Mount Rec Adaptor Picture

OMS Side Mount Rec Adaptor

SKU: OMSSMRAMFR: OM20212
(2)
  • - Durable OMS adapter ensures reliable side mount.
  • - Compact design for streamlined diving configuration.
  • - Enhances BCD compatibility for versatile use.
  • - Affordable side mount adapter improves dive setup.
  • - Easy to use adapter for quick BCD adjustments.
  • - Reliable OMS adapter built for diving essentials.
$145.00
In Stock
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Blue Reef 32" Thermoplastic HP Picture

Blue Reef 32" Thermoplastic HP Hose

SKU: BLRHPH32MFR: BLRHPH32
  • - Durable thermoplastic HP hose ensures reliability.
  • - 32" diving hose offers optimal performance underwater.
  • - Max 4350 psi working pressure for diving safety.
  • - High-pressure hose compatible with scuba systems.
  • - Thermoplastic build ensures long-lasting durability.
  • - Dive confidently with a burst pressure of 17400 psi.
Save $7
$22.95
$29.95
Save: $7.00 (23%)
7/16" High Pressure Port Plug Picture

7/16" High Pressure Port Plug

SKU: AQUHPPMFR: AA74
(3)
  • - High-Pressure Port Plug: Reliable 3,442 psi rating.
  • - Chrome-Plated Brass: Ensures durability in saltwater.
  • - 7/16" Thread: Compatible with standard HP regulator ports.
  • - Use 3/16" Hex Key: Easy installation and removal process.
  • - HP Port Plug: Essential spare for diving regulators.
  • - Diving Essential: Ensures safety of regulator systems.
$12.95
XS Scuba EZ QD Adapter Scubapr Picture

XS Scuba EZ QD Adapter Scubapro Style

SKU: XSSEZQASCMFR: AC930
(3)
  • - Convert LP hose to Scubapro QD with this adapter.
  • - Durable chrome plated brass XS Scuba adapter build.
  • - Viton O-rings ensure reliable, leak-free scuba diving.
  • - 200 psi (13.8 bars) working pressure for LP hoses.
  • - Compatible with ScubaPro Air 2 & Atomic SS1 models.
  • - Easy to use adapter for diving BC accessories.
Save $2
$32.95
$35.00
Save: $2.05 (6%)
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Highland by XS Scuba 90 Degree Picture

Highland by XS Scuba 90½ Degree Gauge Adapter

SKU: XSSNDGAMFR: HL403-90
  • - Durable chrome-plated brass HP gauge adapter.
  • - Converts HP hose to 90° mini gauge mount.
  • - Reliable to 3,442 psi (237 bar) working pressure.
  • - Enhances diving essentials with XS Scuba gauges.
  • - Ensures compatibility with XS Scuba mini gauges.
  • - Improves hose performance with a 90-degree angle.
Save $4
$29.95
$34.00
Save: $4.05 (12%)
OMS Side Mount Tech Adaptor Picture

OMS Side Mount Tech Adaptor

SKU: OMSSMTAMFR: OM20209
  • - Durable 1000-Denier Nylon for lasting performance.
  • - Stainless Steel D-Rings ensure secure diving gear.
  • - Compatible with OMS Tesseract Wings for easy use.
  • - Tech Adaptor enhances side mount diving safety.
  • - Essential diving accessory for side mount configuration.
  • - Optimize your BCD with this OMS side mount adaptor.
$145.00
In Stock
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Aqua Scubapro Air II Hose to S Picture

Aqua Scubapro Air II Hose to Standard Inflator Adapter

SKU: AQUAA09MFR: AA09
(5)
  • - Scuba Pro Air II Adapter ensures reliable connection.
  • - Chrome plated brass build offers lasting durability.
  • - Converts to standard LP QD fitting for easy use.
  • - Low-pressure adapter is compatible with select models.
  • - Quick connect design provides secure, simple setup.
  • - Essential diving adapter offers exceptional value.
$49.95
1/4" NPT Male to Standard BCD  Picture

1/4" NPT Male to Standard BCD Connector (AA04)

SKU: AQUHAA04MFR: AA04
(6)
  • - Durable chrome-plated brass BCD connector adapter.
  • - 1/4" NPT male thread ensures reliable regulator fitting.
  • - Compatible with standard BCD inflator mechanisms safely.
  • - Low-pressure adapter; working pressure below 200 psi.
  • - Ideal BCD hose adapter for spare or replacement use.
  • - Ensures reliable, secure diving essential connection.
$11.99
1/4" NPT Male for Scubapro BCD Picture

1/4" NPT Male for Scubapro BCD Connector

SKU: AQUHAA05MFR: AA05
(3)
  • - Reliable Scubapro BCD connector with 1/4" NPT Male.
  • - Chrome-plated brass ensures durability in diving gear.
  • - Low-pressure (LP) adapter for Scubapro BCD inflators.
  • - Compact, easy-to-use BCD inflator replacement part.
  • - Compatible with Scubapro BCD inflator mechanisms.
  • - Dive confidently with this durable, reliable adapter.
Blue Reef Dry Suit Inflator Ho Picture

Blue Reef Dry Suit Inflator Hose 36" (91.4cm)

SKU: BLRDSHMFR: A191 36
  • - Durable dry suit hose for reliable inflation.
  • - 36" low-pressure hose ensures optimal compatibility.
  • - Braided rubber jacket offers superior hose protection.
  • - Chrome-plated brass fittings resist corrosion damage.
  • - Standard 3/8" thread size for easy regulator use.
  • - Quick-connect design simplifies hose attachment.
$64.95
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Shop our selection of hoses and adapters for your next scuba diving trip. We carry a variety of brands and styles to suit your needs.

Hoses and Adapters

Replacing hoses can feel complicated and overwhelming for new scuba divers. There are plenty of hoses and adapters on the market and each has its own specific uses, safety considerations, and compatibility.

Low-pressure hoses and high-pressure hoses have different uses entirely. Fortunately, their ports are different sizes to prevent newbie divers from accidentally using the wrong type of hose.

Keep a Few Hoses and Adapters on Hand

As you build your kit of scuba diving equipment, we recommend picking up a few extra replacement hoses and adapters for your regulator, BCD, and other equipment. That way, if you experience a fatigued or failing component, you can replace it without missing out on time in the water.

High Pressure Hoses

Divers generally use a high-pressure hose for a regulator’s first stage. You can buy high-pressure hoses in a variety of lengths from under 10 inches to 3 feet or longer.

High-pressure hoses are made of either rubber or braided nylon fiber with Kevlar. Rubber is the more traditional material but it can be damaged more easily and is more cumbersome to pack. Many divers prefer modern braided hoses for their simplicity and strength.

It’s important to avoid over tightening your hoses or you may risk damaging them. Hand tightening is the best option.

Low Pressure Hoses

Stock up on replacement low-pressure hoses for BCD and dry suit inflators, as well as for second stage regulators. Low-pressure hoses don’t need to be quite as robust, which is why they’re often made of braided nylon.

Select from a variety of colors for easy color coding and identification. With available lengths ranging from 6 inches to multiple feet, it's easy to find the exact length you prefer for each application.

Adapters, Splitters, Plugs, and Inflators

To ensure their scuba diving kit operates exactly how it should, many divers like to carry extra commonly needed adapters. These may include 3/8” to 7/16” for vintage regulators, standard regulator to QD hose, and 90-degree adapters.

Solid brass, chromed brass, and black chromed brass adapters are durable and corrosion resistant, allowing you to get years of use out of your gear.

Preferred Brands for Scuba Diving Hoses and Adapters

Don’t leave important scuba diving gear like hoses and adapters up to chance. Select from industry-preferred brands like Aqua, Hollis, XS Scuba, Blue Reef, and Atomic for safe, reliable, and well-designed gear that you can count on.