--- product_id: 634313705 title: "RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering" brand: "rx weld" price: "₩53819" currency: KRW in_stock: false reviews_count: 5 url: https://www.desertcart.kr/products/634313705-rx-weld-nitrogen-regulator-with-0-800-psi-delivery-pressure store_origin: KR region: South Korea --- # 2-inch easy-read gauges 0-800 PSI adjustable output Durable forged brass body RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering **Brand:** rx weld **Price:** ₩53819 **Availability:** ❌ Out of Stock ## Summary > 🔥 Master your pressure game with precision and durability! 🛠️ ## Quick Answers - **What is this?** RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering by rx weld - **How much does it cost?** ₩53819 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/634313705-rx-weld-nitrogen-regulator-with-0-800-psi-delivery-pressure) ## Best For - rx weld enthusiasts ## Why This Product - Trusted rx weld brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Forged brass body and brass piston diaphragm ensure rugged durability on every job site. - • **User-Friendly Design:** Ergonomic brass Tee handle and stainless steel adjusting screw prevent galling and ease fine tuning. - • **Clear, Instant Readings:** Large 2-inch gauges with protective rubber boots keep you informed and in control. - • **Versatile Pro-Grade Tool:** Perfect for HVAC purging, inertization, pressure and leakage tests, brazing, and soldering. - • **Precision Pressure Control:** Adjust output smoothly from 0 to 800 PSI for flawless HVAC purging and brazing. ## Overview The RX WELD Nitrogen Regulator delivers adjustable output pressure up to 800 PSI with a rugged forged brass body and easy-to-read 2-inch gauges. Designed for professional HVAC purging, brazing, soldering, and pressure testing, it features a durable brass piston diaphragm, ergonomic brass Tee handle, and stainless steel adjusting screw for reliable, precise control on every job. ## Description Nitrogen regulator with a forged brass body. Includes easy to read gauges, inlet filter, and replaceable inlet and outlet fittings. RX WELD regulators give the constant and accurate gas flow needed by professionals. Review: Great gauge for nitrogen - Great unit for nitrogen. Easy to install and easy to operate. I used this for purging my AC lines on a DIY heatpump install. Only used it once but keeping it as its good quality unit. Review: Works fine, at this cost you can replace it multiple times over a name brand - Good cheap alternative to name brand nitrogen regulators. Turnstile gets a little stiff Under Pressure but works fine. ## Features - PRESSURE- Input: 0-4000PSI. Output: adjustable - 0-650PSI.The display show 800PSI that you can rate them at 650PSI, but they are able to go up to 800PSI. - CGA580 Inlet Connection, 1/4" SAE Male Flare Outlet Connection and Easy to Read 2 Inch Gauges with Protective Rubber Gauge Boots - Durable brass piston designed diaphragm, self re-seating relief valve (not designed to protect downstream system) - Large brass Tee Handle with stainless steel pressure adjusting screw and regulator bushing that prevents galling - Great for HVAC Purging / Inertization / Pressure Tests / Leakage Tests / Brazing / Soldering ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | RXWELDER | | Item model number | RX800N | | Package Dimensions | 17.81 x 17.4 x 11.3 cm; 1.17 kg | | ASIN | B0C3CN3HZZ | ## Images ![RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering - Image 1](https://m.media-amazon.com/images/I/71sRJGb-xPL.jpg) ![RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering - Image 2](https://m.media-amazon.com/images/I/71GMB744GUL.jpg) ![RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering - Image 3](https://m.media-amazon.com/images/I/61oY+mjgAAL.jpg) ![RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering - Image 4](https://m.media-amazon.com/images/I/61wg3U3fraL.jpg) ![RX WELD Nitrogen Regulator with 0-800 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges,Great for HVAC Purging, Brazing and Soldering - Image 5](https://m.media-amazon.com/images/I/61mWnxSAo6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great gauge for nitrogen *by G***R on 9 May 2026* Great unit for nitrogen. Easy to install and easy to operate. I used this for purging my AC lines on a DIY heatpump install. Only used it once but keeping it as its good quality unit. ### ⭐⭐⭐⭐⭐ Works fine, at this cost you can replace it multiple times over a name brand *by A***H on 8 June 2026* Good cheap alternative to name brand nitrogen regulators. Turnstile gets a little stiff Under Pressure but works fine. ### ⭐⭐⭐⭐⭐ Great piece of kit *by J***. on 13 October 2024* Well machined regulator. No keaks when mounted to the tank, and the pressures matched my end-use gauge set as well. The regulator came extremely well packaged, nestled into precisely fitted closed cell foam. ## Frequently Bought Together - RX WELD Nitrogen Regulator with 0-800 PSI, CGA580 Inlet, Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges - New 20 Cubic Foot Steel Nitrogen Cylinder DOT Approved CGA580 Valve - Refrigeration Technologies RT201B Nylog Gasket/Thread Sealant, 30 ml (1 Pack) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/634313705-rx-weld-nitrogen-regulator-with-0-800-psi-delivery-pressure](https://www.desertcart.kr/products/634313705-rx-weld-nitrogen-regulator-with-0-800-psi-delivery-pressure) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-08-04*