Check the listing for details. XS Scuba Deluxe Over Pressure Valve. Condition: New. Listed at 39.95 USD. XS Scuba Deluxe Over Pressure ValveSKU: XSSDOPVMfr. Part: AC396 Item IncludesXS Scuba Deluxe Over Pressure Valve with Delrin Cap DescriptionTechnical divers need redundant safety back-ups on most all their equipment to assure the safest dive techniques allowed. A first stage regulator should work well when it is maintained properly, yet if it does malfunction added safety features can make the difference between a controlled emergency and a diving accident. Incorporating a safety relief valve on your first stage regulator allow an over pressurization of the 2'nd-stage hose nearly imposable. XS Scuba's Deluxe Over-Pressure Valve (OPV) is an adjustable all stainless-steel constructed valve. This compact relief valve is designed to releases pressure in the event of an over pressurization of the first stage regulator. Easy to install into a standard 3/8-24 UNF low pressure regulator port and is adjustable from 150 to 250 psi (10.34 to 17.24 bars). OPV is factory set at 175 to 185 psi (12 to 12.75 bars) and comes with machined Delrin cap to protect the adjustment point. OPV is factory cleaned and comes with Viton O-ring for use with enriched air Nitrox.FeaturesXS Scuba Deluxe Over Pressure ValveUsed by Technical and Serious DiversProtect Regulator ComponentsAll Stainless Steel ConstructionEasy to Adjust from 150 to 250 psi (10.34 to 17.24 bars)Factory Preset at 175 to 185 psi (12 to 12.75 bars)Machined Delrin Cap Protects the Adjustment PointCompact Relief Valve Releases Pressure in Event of an Over Pressurization of First StageFits Standard 3/8-24 UNF LP PortFactory Cleaned - Viton O-RingsNitrox ReadySpecificationsPurposeAdd Safety Relief Valve to First Stage RegulatorMaterialStainless Steel and DelrinThread Size3/8-24 UNFSet Pressure (psi/bars)175 to 185 psi (12 to 12.75 bars)AdjustableYesAdjustment Range (psi/bars)150 to 250 psi (10.34 to 17.24 bars) Feedback is a very powerful tool. It gives sellers a reason to conduct business at the highest level of honesty & respect. If you feel like you have a reason to leave neutral or negative feedback, please contact us beforehand, Im sure we can work it out. Please contact us using the ASK A QUESTION link found at the bottom of the page. About us Many years ago Scuba was the first Internet-based divers supply company. We're still the number one store for scuba diving and snorkeling equipment. Thousands and thousands of satisfied customers swear by our service. Contact Us Got a question? Please contact us using the ASK A QUESTION link found at the bottom of the page Hours: Mon-Thu: 9:30-5:30, Friday: 9:30-12:30 Relist Please do not request to have an item relisted if you do not see it any more. If we are able to relist, we will do so even without your request. Item availability We will only post items that are in stock, ready to ship. Payment / Shipping Payment Items can be returned within 30 Days of purchase, and must be returned in original packaging, pending a return authorization. Shipping Most purchases are shipped within 1 day of payment. We will not ship outside of the USA. We supply tracking information 24 hours after the shipment leaves our warehouse. Please check your email and/or Ebay messages & make sure our email doesnt go into spam or junk. No store pick-ups for Ebay items. We will not mark any package as a gift. We do not ship to PO boxes. We ship to APO or FPO addresses, please contact us for more information. Tracking There is no need to email us for tracking info. You will get that automatically. Returns We think you'll agree that Scuba has the best return policy in the industry. You have 60 days from the date of invoice to return the merchandise for full refund. Inspect the equipment when it arrives, and if you're not fully satisfied you can return it for a full refund (less the shipping charge) as long as you haven't used it. We won't even ask why you've changed your mind. You'll need the original manufacturers labeled packaging with all materials, manuals and blank warranty cards. Books, CDs, DVDs may not be returned (due to copyright laws). Sorry. Merchandise returned in used condition or not in its original packaging may be refused, and the carrier will charge you freight in both directions. Please allow 2 days from the date we received the package for us to process your return. ate we received the package for us to process your return.