{"title":"Cold Water Scuba Regulators","description":"\u003cp\u003eDiving in cold Pacific water, the Great Lakes, or a cold-destination trip? Standard regulators can free-flow or ice up below 50°F — a cold water rated regulator is built and tested to prevent exactly that. At DiveCatalog.com in Irvine, CA, we stock a curated selection of EN250-certified cold water regulators from every major brand, and our staff has logged thousands of dives in cold California water. We'll help you find the right regulator without the guesswork.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eWhat Makes a Regulator \"Cold Water Rated\"?\u003c\/h2\u003e\n\u003cp\u003eA cold water regulator is specifically engineered to resist free-flow and internal icing — the most dangerous mechanical failure in cold water diving. EN250 certification (the European standard) requires testing at 35°F \/ 2°C under a 150 bar \/ 2,175 psi breathing workload. If you're diving in water below 50°F, this certification is not optional. Look for EN250 or EN250A on the spec sheet, and check whether the first stage is environmentally sealed — that's the most important design feature for cold water performance.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003ePiston vs. Diaphragm First Stages in Cold Water\u003c\/h2\u003e\n\u003cp\u003eThis is the most important technical decision for cold water divers. \u003cstrong\u003eSealed diaphragm first stages\u003c\/strong\u003e are the gold standard: the internal mechanism is fully isolated from ambient water, preventing ice crystals from forming around moving parts. Apeks builds its entire reputation on sealed diaphragm cold water performance. \u003cstrong\u003eSealed piston\u003c\/strong\u003e designs (like the Scubapro MK25 EVO) also perform excellently when properly sealed — Scubapro rates the MK25 EVO to 28°F \/ -2°C. Avoid dry-piston first stages in cold environments: they're more vulnerable to contamination and icing. We carry both designs and can walk you through the trade-offs based on your actual dive conditions.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eDIN vs. Yoke Connections in Cold Water\u003c\/h2\u003e\n\u003cp\u003eDIN connections offer a meaningful cold water advantage: the o-ring is recessed inside the threaded connection, better protected from ice and rough cold-water handling. Many technical and cold water divers in Europe and North America prefer DIN for this reason. That said, most modern yoke regulators with high-quality o-rings perform reliably in cold water with proper care. We carry both DIN and yoke configurations across all major brands — our team can help you choose based on your tank setup and local dive sites.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eTop Cold Water Regulators We Carry\u003c\/h2\u003e\n\u003cp\u003eOur team actively dives cold California Pacific water and has hands-on experience with the regulators we stock. Here are our most-recommended cold water models:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScubapro MK25 EVO \/ A700\u003c\/strong\u003e — Scubapro's sealed piston flagship, rated to 28°F \/ -2°C. One of the most widely trusted cold water regulators on the market.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAqualung Legend LX Supreme\u003c\/strong\u003e — Features Aqualung's Auto Closure Device (ACD) which seals the first stage when not in use, keeping contaminants and water out. Top-tier cold water performer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApeks XTX200\u003c\/strong\u003e — Apeks specializes in cold water engineering. The XTX200 is EN250-certified, fully sealed diaphragm, and trusted by cold water professionals worldwide.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAtomic T3\u003c\/strong\u003e — Titanium first stage, factory-sealed, rated for cold water. Atomic is known for exceptional breathing performance in demanding conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMares Abyss 22 Navy DS\u003c\/strong\u003e — The Navy DS designation means dual-sealed for cold water. One of Mares' most capable cold-environment regulators.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eCold Water vs. Tropical Regulators: Do You Need Two Sets?\u003c\/h2\u003e\n\u003cp\u003eIf you dive exclusively in warm tropical water, a standard regulator is perfectly fine. But if your diving includes cold water — local California diving, the Pacific Northwest, Great Lakes, New England, or cold-water destinations abroad — invest in a cold water rated set. Many serious divers maintain two sets: one for tropical travel, one for local cold water diving. Our staff can help you think through whether a single cold-water-capable regulator or two specialized sets makes more sense for your dive schedule and budget.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eMaintaining Your Regulator After Cold Water Dives\u003c\/h2\u003e\n\u003cp\u003eCold water dives demand more careful post-dive attention. Always rinse your regulator thoroughly in fresh, warm water immediately after diving — with the dust cap firmly in place on the first stage. Never press the purge button during rinsing; this forces water into the first stage. Let the second stage dry fully before storage. Have your cold water regulator serviced annually, or more frequently if you dive it heavily. DiveCatalog.com offers in-house authorized regulator service in Irvine — ask our team about our service program.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eFrequently Asked Questions: Cold Water Regulators\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size: 17px\"\u003eWhat temperature is considered cold water for scuba diving?\u003c\/h3\u003e\n\u003cp\u003eThe EN250 certification tests at 35°F \/ 2°C — that's the regulatory standard for \"cold water.\" In practice, most experienced divers recommend a cold water rated regulator for any dive below 50°F (10°C). Southern California Pacific water ranges from about 52–62°F depending on season — borderline cold water conditions where a cold-rated first stage provides meaningful added safety margin.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 17px\"\u003eCan any regulator freeze underwater?\u003c\/h3\u003e\n\u003cp\u003eYes — any regulator can theoretically ice up under extreme conditions, but cold water certified regulators are designed and tested to minimize this risk. The primary freeze mechanism is the rapid decompression of air inside the first stage causing internal temperatures to drop below freezing. Sealed diaphragm designs are most resistant. Avoid heavy sustained breathing from a stationary position in very cold water, as this maximizes the cooling effect.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 17px\"\u003eIs annual service more critical for cold water regulators?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. Cold water puts more stress on regulator internals: lubricants can thicken in low temperatures, seals work harder, and any contamination has less margin for error. Most manufacturers recommend annual service for cold water regulators regardless of dive count. Our authorized service center in Irvine services all brands we carry — Scubapro, Aqualung, Apeks, Atomic, Mares, and more.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 17px\"\u003eWhat's the difference between EN250 and EN250A?\u003c\/h3\u003e\n\u003cp\u003eEN250 is the original European cold water standard, testing regulators at 2°C \/ 35°F. EN250A is the revised standard with additional test conditions and breathing workloads. Both indicate real cold water capability. Most top-tier cold water regulators meet EN250; an increasing number meet the newer EN250A. Either certification gives you confidence the regulator has been rigorously tested for cold water performance.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 17px\"\u003eDo I need a DIN regulator for cold water diving?\u003c\/h3\u003e\n\u003cp\u003eNot necessarily — yoke regulators perform well in cold water when maintained properly. DIN does offer a slightly more protected o-ring interface, which some cold water divers prefer. The more important variable is whether the first stage is environmentally sealed and EN250 certified. That said, if you're diving technical cold water (ice diving, deep cold water) and your local tanks support DIN, it's a worthwhile upgrade. Our staff can help you evaluate your specific setup.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px\"\u003eWhy Buy Your Cold Water Regulator from DiveCatalog.com?\u003c\/h2\u003e\n\u003cp\u003eAt DiveCatalog.com in Irvine, CA, our team of active divers has logged thousands of cold-water dives along the California coast and beyond. We're authorized dealers for every brand we carry — Scubapro, Aqualung, Apeks, Atomic, Mares, and more — meaning full manufacturer warranties, genuine parts, and factory-authorized service from our in-house technicians. We don't just sell regulators; we maintain them, dive them, and stand behind them. Questions about which cold water regulator is right for your diving? Call us, chat with us online, or stop by our Irvine showroom — we'll give you a real answer, not a sales pitch. \u003cem\u003eDiveCatalog.com is an authorized dealer. Prices and availability subject to change.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"oceanic-zeo-fdx-i-regulator-with-maxflex-swivel-hose-set","title":"Oceanic ZEO FDX-I Regulator with Maxflex Swivel Hose Set","description":"\u003cp\u003eDesigned for Depth.\u003c\/p\u003e \u003cp\u003eTry telling an engineer that a design, any design, can’t be made… better. In our case that challenge led directly to the ZEO.\u003c\/p\u003e \u003cp\u003eWe started with the EOS, a legendary regulator known for its comfort and breathing profile and ended up with the ZEO. Like its predecessor the EOS, the ZEO is also a phenomenal breather allowing the diver extensive control over the air flow profile at any depth. It takes this design one step further however by incorporating a tough and corrosion resistant chrome plated marine brass valve that has better cold water performance and even a better breathing experience. The all metal valve encourages the condensation of water vapor from your exhalation on the valve housing. When you inhale that condensed water vapor circulates with the airflow and helps to reduce “dry mouth” and increase the overall level of comfort. The ZEO also comes with our patented Dynamic Adjustment technology, diver inhalation effort adjustment controls, dive\/pre-dive switch, swivel and a super comfortable orthodontic mouth piece.\u003c\/p\u003e \u003cp\u003eThe ZEO second stage comes paired with our first stage FDX-i. The cold forged, over-balanced diaphragm FDX-i is environmentally sealed. It’s in-line design limits the pressure loss inherent in “L” type first stage designs making the FDX-i more efficient and lighter due to it’s compact form.\u003c\/p\u003e \u003cp\u003eThe ZEO\/FDX-i combination is everything you need for a sublime breathing experience at any depth and in any environment. From the balmy tropical waters of the Caribbean to the extremes of cold water diving’s best dive sites, the ZEO will perform with reliability, consistency and comfort and makes taking your favorite regulator literally anywhere, that much easier.\u003c\/p\u003e","brand":"Oceanic","offers":[{"title":"DIN","offer_id":42570445258973,"sku":"40.8140.07","price":744.95,"currency_code":"USD","in_stock":true},{"title":"YOKE","offer_id":45453626999005,"sku":"40.8150.07-PB1","price":744.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/oceanic-zeo-fdx-i-regulator-with-maxflex-swivel-hose-set-din.jpg?v=1662676053"},{"product_id":"holis-150lx-dc7-dive-regulator-set","title":"Holis 150LX DC7 Dive Regulator Set","description":"\u003cp\u003eThe Holis 150LX DC7 Dive Regulator Set delivers reliable, balanced breathing for scuba and diving gear. Featuring a pneumatically balanced chrome-plated brass valve, it provides smooth, easy breathing across a range of conditions. This model mirrors the design and performance of the 200LX but without PVD plating and diver inhalation adjustment, offering solid performance at a moderate price. Paired with the DC7 first stage, it functions as both a primary regulator and a deco regulator within a complete diving setup.\u003c\/p\u003e \u003cp\u003eDesigned for practical use in coldwater diving and other environments, the set emphasizes comfort and durability. The reversible demand valve can be configured for right- or left-handed hose setups. An adjustable Dive\/Pre-Dive switch with a large Venturi lever and soft rubber grip is easy to locate and operate. Ergonomic exhaust channels direct bubbles away from the field of view, reducing exhaust effort, while the improved orthodontic mouthpiece with dual color tabs enhances long-ride comfort. The MiFlex braided hose and stainless steel cosmetic ring contribute to durability and a clean, professional look in scuba gear.\u003c\/p\u003e","brand":"Hollis","offers":[{"title":"DIN","offer_id":42570444538077,"sku":"240.1503.07.M","price":579.95,"currency_code":"USD","in_stock":true},{"title":"YOKE","offer_id":45427906183389,"sku":"240.1504.07.M-PB1","price":579.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/holis-150lx-dc7-dive-regulator-set-din.jpg?v=1662676567"},{"product_id":"hollis-150lx-dc7-dive-regulator-set","title":"Hollis 150LX DC7 YOKE Dive Regulator Set","description":"\u003cdiv\u003e\n\u003cp\u003eThe Hollis 150LX DC7 YOKE Dive Regulator Set delivers reliable scuba performance in a compact, travel-friendly package. Designed to resemble the 200LX in design and capability, it provides solid diving performance at a moderate price point. This regulator set is suitable for adult divers and performs well in coldwater environments, making it a practical choice for regular diving gear and travel.\u003c\/p\u003e \u003cp\u003ePaired with the DC7 1st stage as both the Primary regulator and the Deco regulator, this YOKE setup offers dependable diving gear for recreational and technical diving alike. The system is O2 cleaned in a sealed bag, and it includes features that support smooth operation across a range of conditions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003ePneumatically balanced chrome-plated brass valve\u003c\/b\u003e for smooth, easy breathing in scuba situations\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eReversible demand valve\u003c\/b\u003e can be converted from right-handed hose configuration to left-handed hose configuration\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eAdjustable Dive\/Pre-Dive switch\u003c\/b\u003e with a large Venturi lever and soft rubber grip for easy locating and use\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eErgonomic exhaust channels\u003c\/b\u003e bubble away from the field of view and reduce exhaust effort\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eImproved orthodontic mouthpiece\u003c\/b\u003e with dual color tabs for comfort and fit\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStainless steel cosmetic ring\u003c\/b\u003e adds durability and a clean, professional look\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMiFlex® braided hose\u003c\/b\u003e for flexible, kink-resistant performance\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSuitable for coldwater diving\u003c\/b\u003e to support consistent performance in challenging conditions\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLifetime Warranty\u003c\/b\u003e and \u003cb\u003eFree Parts for Life\u003c\/b\u003e for long-term reliability\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003e2-Year Service Interval with Inspection\u003c\/b\u003e to help maintain optimal diving gear performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Hollis","offers":[{"title":"YOKE","offer_id":42570444505309,"sku":"240.1504.07.M","price":579.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/hollis-150lx-dc7-yoke-dive-regulator-set-yoke.jpg?v=1743740866"},{"product_id":"hollis-200lx-dc7-dive-regulator-set-1","title":"Hollis 200LX DC7 Yoke Dive Regulator Set","description":"\u003cdiv\u003e\n\u003cp\u003eThe Hollis 200LX DC7 Yoke Dive Regulator Set is a flagship piece of scuba gear designed for diving in challenging environments. Built on four decades of life support system manufacturing, this regulator delivers dependable breathing performance and durability in saltwater and demanding conditions.\u003c\/p\u003e\n\u003cp\u003eDesigned for practical performance, the DC7 regulator emphasizes smooth, reliable operation across a range of diving scenarios. It is compatible with a DIN or Yoke configuration and pairs with the new DCX 1st stage to support consistent breathing effort in saltwater and reef environments, making it a solid choice for both recreational and technical diving alike.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePneumatically balanced PVD plated brass valve results in smooth, easy breathing\u003c\/li\u003e \u003cli\u003eReversible demand valve, can be converted from right-handed hose configuration to left-handed hose configuration\u003c\/li\u003e \u003cli\u003eDiver adjustable inhalation knob, allows diver to customize inhalation effort\u003c\/li\u003e \u003cli\u003eAdjustable Dive\/Pre-Dive switch: Large Venturi lever has a soft rubber grip, which makes it easy to locate and use\u003c\/li\u003e \u003cli\u003eErgonomic exhaust channels bubbles away from field of view and reduces exhaust effort\u003c\/li\u003e \u003cli\u003eImproved orthodontic mouthpiece with dual color tabs\u003c\/li\u003e \u003cli\u003ePVD plated stainless steel metal ring, adjustable knob and Dive\/Pre-Dive end cap\u003c\/li\u003e \u003cli\u003eMiFlex® braided hose\u003c\/li\u003e \u003cli\u003eDin or Yoke options available\u003c\/li\u003e \u003cli\u003ePaired with the new DCX 1st stage\u003c\/li\u003e \u003cli\u003eLifetime Warranty\u003c\/li\u003e \u003cli\u003eFree Parts for Life\u003c\/li\u003e \u003cli\u003e2-Year Service Interval with Inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Hollis","offers":[{"title":"YOKE","offer_id":42570444472541,"sku":"240.2010.07.M","price":749.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/hollis-200lx-dc7-yoke-dive-regulator-set-yoke.jpg?v=1743740868"},{"product_id":"hollis-200lx-dc7-dive-regulator-set","title":"Hollis 200LX DC7 Dive Regulator Set","description":"\u003cp\u003eThe Hollis 200LX + DCX regulator is designed for extreme environments, delivering reliable performance for scuba and diving gear setups. Backed by four decades of life-support manufacturing, this flagship regulator offers flexible configuration with a reversible hose design to suit different preferences and gear layouts.\u003c\/p\u003e\u003cp\u003ePaired with the DCX first stage, it features a pneumatically balanced PVD plated brass valve for smooth, effortless breathing in demanding dive conditions. The Reversible demand valve allows conversion between right-handed and left-handed hose configurations, while the Diver adjustable inhalation knob lets divers tailor inhalation effort. An adjustable Dive\/Pre-Dive switch with a large Venturi lever and soft rubber grip ensures easy, precise control underwater. Ergonomic exhaust channels direct bubbles away from the field of view, reducing exhaust effort, and the improved orthodontic mouthpiece with dual color tabs enhances comfort during long dives.\u003c\/p\u003e","brand":"Hollis","offers":[{"title":"DIN","offer_id":42570444439773,"sku":"240.2011.07.M","price":749.95,"currency_code":"USD","in_stock":true},{"title":"YOKE","offer_id":45427959988445,"sku":"240.2010.07.M-PB1","price":749.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/hollis-200lx-dc7-dive-regulator-set.jpg?v=1743740870"},{"product_id":"hollis-150lx-stainless-steel-octopus","title":"Hollis 150LX Stainless Steel Octopus","description":"\u003cp\u003eThe Hollis 150LX Stainless Steel Octopus is a diving regulator designed for reliable performance within scuba and diving gear setups. Similar in design to the 200LX but without PVD plating, it provides solid value with dependable breathing performance. Standard features include MiFlex® hoses and a pneumatically balanced chrome-plated brass valve for smooth, easy breathing.\u003c\/p\u003e \u003cp\u003eThis octopus features a reversible demand valve to accommodate either right- or left-handed hose configurations, an adjustable Dive\/Pre-Dive switch with a large Venturi lever and soft rubber grip for quick, intuitive use, and ergonomic exhaust channels that move bubbles away from the field of view to reduce exhaust effort. The improved orthodontic mouthpiece with dual color tabs enhances comfort, while a stainless steel cosmetic ring adds durability. MiFlex® braided hose construction further supports long-term reliability in coldwater diving environments.\u003c\/p\u003e","brand":"Hollis","offers":[{"title":"Default Title","offer_id":14696057274483,"sku":"240.3150.M","price":309.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/products\/open-box-hollis-150lx-stainless-steel-octopus.jpg?v=1743771137"},{"product_id":"hollis-500se-dc7-dive-regulator-set","title":"Hollis 500SE + DC7 DIN","description":"\u003cp\u003eThe Hollis 500SE + DC7 DIN is a regulator pairing a proven first stage with a servo-controlled second stage for scuba diving gear. The 500SE second stage uses a servo-controlled valve to provide airflow control suitable for air and trimix dives in a side-exhaust configuration. Built for backmount and sidemount setups, this regulator pair emphasizes reliable performance across demanding diving conditions.\u003c\/p\u003e \u003cp\u003eThe DC7 DIN first stage delivers high performance with an over-balanced design that maintains stable intermediate pressure as depth and gas density increase. Fixed hose routing supports both backmount and sidemount configurations. Environmental sealing helps prevent internal corrosion, contaminants, and icing. It is designed for coldwater performance under CE standards, Nitrox compatibility to 40%, and offers 2 High Pressure ports and 4 Low Pressure ports with DIN\/300 bar compatibility.\u003c\/p\u003e \u003cp\u003eThe 500SE second stage features a pneumatically balanced servo valve system for consistent airflow. It includes a patented orthodontic mouthpiece for comfort and reduced jaw fatigue, and comes with a 30 in. maxflex hose. The unit is easily disassembled without tools, and can be serviced underwater if necessary. It supports left or right positioning with a boltsnap tie point and a side-exhaust design for practical use in diverse diving configurations.\u003c\/p\u003e","brand":"Hollis","offers":[{"title":"DIN","offer_id":46403853254877,"sku":"240.3501.07.M","price":637.46,"currency_code":"USD","in_stock":true},{"title":"YOKE","offer_id":46403853287645,"sku":"240.3500.07.M","price":637.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/files\/1374888.jpg?v=1746134474"},{"product_id":"scubapro-mk2-evo-first-stage-regulator","title":"Scubapro MK2 EVO First Stage Regulator","description":"\u003cp\u003eThe Scubapro MK2 EVO First Stage Regulator is a straightforward, affordable choice for divers who value reliability and simple maintenance. As a classic downstream piston first stage, it delivers stable airflow for scuba and diving adventures across a range of environments. The design resists freezing in icy waters, making it suitable for underwater exploration and gear setups in varying conditions.\u003c\/p\u003e \u003cp\u003eDesigned for budget-conscious divers, the MK2 EVO pairs dependable performance with easy maintenance for scuba rigs and diving gear. Key features include the XTIS Extended Thermal Insulating System, a mechanism fully insulated from the environment, and a new INT screw with a metal logo for durability. Cold water resistance is improved, and the overall form factor remains compact for versatile underwater configurations.\u003c\/p\u003e","brand":"Scubapro","offers":[{"title":"YOKE","offer_id":42548103577821,"sku":"10.063.000","price":319.0,"currency_code":"USD","in_stock":true},{"title":"DIN","offer_id":42548103610589,"sku":"10.063.300","price":319.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/files\/scubapro-mk2-evo-first-stage-regulator-yoke.jpg?v=1743741540"},{"product_id":"scubapro-mk25-evo-first-stage-regulator","title":"Scubapro MK25 EVO Regulator- 1st Stage Only","description":"\u003cp\u003eThe Scubapro MK25 EVO first stage is a regulator component for scuba diving gear, delivering a fast breathing response and reliable air on demand for underwater diving performance in challenging conditions.\u003c\/p\u003e\u003cp\u003eIts patented XTIS Extended Thermal Insulating System isolates the mechanical elements from the cold, increasing freezing resistance by 30 percent without compromising breathing performance. Key insulation system components are visible in blue to indicate the enhanced cold-water protection.\u003c\/p\u003e\u003cp\u003eDesigned for dependable underwater use, the MK25 EVO features an air balanced flow-through piston in a chrome-plated brass body, anti-freeze protection, and a suite of insulation enhancements that work together to improve cold-water performance and breathing reliability in extreme temperatures.\u003c\/p\u003e\u003cp\u003ePort configuration supports versatile setup: two opposing high-pressure ports allow orientation up or down, and five high-flow low-pressure ports on a swivel turret maximize hose routing options. External intermediate pressure adjustment enables quick, precise tuning for a range of diving scenarios. Available in either 3364psi\/232bar INT or 4350psi\/300bar DIN configurations.\u003c\/p\u003e\u003cp\u003eFor scuba enthusiasts and underwater gear configurations, the MK25 EVO offers robust airflow and precise performance: airflow at 2900psi\/200bar \u0026gt; 8500 l\/min \/ 301 SCFM; intermediate pressure 133-142 psi \/ 9.2-9.8 bar. Weight is INT 27.9 oz \/ 790 g and DIN 20.1 oz \/ 570 g.\u003c\/p\u003e","brand":"Scubapro","offers":[{"title":"YOKE","offer_id":42548186448093,"sku":"10.713.010","price":519.0,"currency_code":"USD","in_stock":true},{"title":"DIN","offer_id":42548186480861,"sku":"10.713.030","price":519.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/3810\/0851\/files\/scubapro-mk25-evo-regulator-1st-stage-only.jpg?v=1743741544"},{"product_id":"scubapro-g260-second-stage-regulator","title":"Scubapro G260 2nd Stage Regulator","description":"\u003cp\u003eThe Scubapro G260 2nd Stage Regulator is a balanced adjustable second stage featuring a full metal valve housing for exceptional cold-water resistance. Its high-performance design meets the needs of demanding divers and serves as a natural upgrade for G250 fans. When paired with compatible first stages, it integrates with scuba gear for reliable underwater breathing during diving expeditions.\u003c\/p\u003e\u003cp\u003eIt offers precise control and comfort in challenging environments with an air-balanced valve, diver-adjustable inhalation effort, and Diver-adjustable Venturi-Initiated Vacuum Assist (VIVA). The included features also include a super-flow hose and a high-comfort orthodontic mouthpiece, all built into a compact, durable package rated for underwater use. The regulator weighs 275 g (9.7 oz) and delivers an air flow at 200 bar of 1800 l\/min (66 SCFM), with a maximum low pressure of 14 bar (203 psi). 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The rugged all-metal second stage housing and air-balanced valve contribute to durability and smooth inhalation, complemented by a diver-adjustable inhalation effort knob and the coaxial Venturi-Initiated Vacuum Assist (VIVA) switch. The sectional exhaust and purge design simplifies exhalation, and the oversized bore on the Super-flow hose delivers more air per inhalation. Nitrox compatibility supports up to 40% for mixed-gas diving. 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