The Western M1-540-P Oxygen Regulator is a specialized industrial tool designed for precision and safety in gas management applications. This preset pressure gauge regulator is engineered specifically for oxygen service, ensuring a consistent and reliable flow rate that is essential for various professional environments. It features a CGA540 nut and nipple connection, which is the standard interface for oxygen cylinders in North America, providing a secure and leak-resistant fit. Built to withstand high-pressure environments, the unit is rated for an inlet pressure of up to 3,000 psi, making it suitable for heavy-duty use in welding, cutting, or laboratory settings where durability is a non-negotiable requirement.
The internal architecture of the Western M1-540-P Oxygen Regulator focuses on maintaining a steady output without the need for constant manual adjustment. Because it is a preset regulator, it eliminates the guesswork and potential for human error associated with variable flow controls, delivering a specific, pre-determined pressure to the downstream equipment. This design choice enhances operational efficiency and safety, as it prevents accidental over-pressurization of delicate tools or systems. The robust brass construction and high-quality internal components reflect Western Enterprises commitment to manufacturing products that can endure the rigors of demanding worksites while maintaining strict performance standards over a long service life.
Maintenance and integration are straightforward with the Western M1-540-P Oxygen Regulator due to its compact and streamlined profile. Its clean, functional design allows for easy installation even in tight spaces or on portable cylinder carts. The clear, easy-to-read gauge provides operators with an immediate visual confirmation of the cylinder pressure, ensuring that gas levels are monitored effectively throughout a project. By combining the safety of a preset delivery system with the high-pressure capacity of the M1 series, this regulator stands as a dependable choice for professionals who require uncompromising quality and consistent results when handling compressed oxygen.
FEATURES:
– Preset pressure gauge
– Oxygen gas compatible
– CGA540 nut and nipple
– 3,000 psi maximum inlet
– M1 series design
The Western Enterprises M1-540-P M1 Series Preset Pressure Gauge Regulators are engineered for high performance and reliability in demanding medical and industrial environments. This specific Western M1-540-P Oxygen Regulator is designed to manage high pressure oxygen cylinders with a maximum inlet pressure of 3,000 psi. It features a preset delivery pressure that ensures a consistent and controlled flow, which is critical for applications where precision is non-negotiable. The robust construction of the unit provides durability while the integrated gauge allows for easy monitoring of the remaining cylinder contents at a glance.
– Works as intended
– Good replacement
– Perfect replacement
– Fast shipping
– Easy to install
– Works perfectly
– Inexpensive
– Excellent product
– Highly recommended
– Authentic industrial brand
– Not a knock-off
– Fantastic quality
– Met expectations
– No mentioned in reviews
– All reviewers gave five stars
– Product worked as intended
The Western Enterprises M1-540-P oxygen regulator is highly regarded for its fantastic quality and authentic industrial branding, with users frequently praising it as an easy-to-install, inexpensive, and perfect replacement that works exactly as intended. While the product consistently meets expectations and arrives with fast shipping, there are no reported cons or negative feedback, as every reviewer provided a five-star rating and confirmed the unit functions perfectly. Read more…
Google Shopping results for Western M1540P oxygen regulators

The image shows a digital screenshot of Google Shopping search results. The search query in the bar is WesternM1540POxygenRegulator. Multiple product listings for medical oxygen regulators are displayed in a grid. Each listing includes a thumbnail image of the hardware. The devices are made of metal with pressure gauges and green knobs. Prices for the units range from approximately two hundred seventy dollars to nearly four hundred dollars. Various retailers like eBay and DK Hardware are listed below the products. Some items mention free delivery or specific return policies. The background of the webpage is white and clean. The interface includes the standard Google search icons and navigation menu.
Google Search Results for Western Oxygen Regulator

The image shows a Google image search results page. The search bar at the top displays the query for a Western M1 540 P oxygen regulator. Below the search bar are several filter buttons for terms like flowmeter and medical gas regulator. A section titled sponsored products features a horizontal row of seven specific product listings. Each listing includes a thumbnail image of a chrome oxygen regulator with a pressure gauge. The prices for these items range from approximately one hundred forty two dollars to over two hundred dollars. Various retailers are listed under each product title including Autoplicity and Baker’s Gas. Shipping is marked as free for most of the visible entries. Additional search results and larger product photos appear partially at the bottom of the screen. The interface uses a clean white background with standard blue links and black text.
Western Oxygen Regulator Product Search Results

This image shows a Google image search for a Western M1540P Oxygen Regulator. Several different models of medical and industrial regulators appear in a grid format. Most of the devices feature pressure gauges and metal fittings. Some regulators have green dials to indicate oxygen use. The search results include links to various medical supply websites and online marketplaces. There is a brass fitting shown in one of the middle images. A few models include flowmeters for precise gas delivery. Each thumbnail has a title and a source website listed below it. The interface includes the standard Google search bar at the top of the screen. Navigation icons and filter options are visible near the top right corner. The overall layout is a collection of professional equipment photos.
Google Search Results for Western Oxygen Regulator

The image shows a Google search results page for a Western M1540P Oxygen Regulator. Five sponsored product listings are displayed in a horizontal row. Each listing features a similar chrome oxygen regulator with a green pressure gauge. The products are sold by various retailers including AFT Fasteners and Factory Supply Outlet. Prices for the regulators range from approximately 158 to 215 dollars. Delivery dates are visible at the bottom of each product card. The Google search bar at the top contains the specific model name. Filter buttons like Replacement and For Sale appear below the search bar. The background of the page is white and clean. The layout is a standard e-commerce interface for comparing prices.
Google Shopping Results for Western Oxygen Regulators

A screenshot displays search results from Google Shopping for a Western M1540P Oxygen Regulator. The image features a grid of various oxygen regulators and flowmeters. Several products are listed with titles like Western Medica M1-540-P and Western Enterprises Oxygen Diaphragm. Prices range from twenty four dollars to over three hundred dollars. Each listing includes an image of the hardware alongside the price and seller name. Sellers include eBay, WT Farley, and Grayline Medical. Some items feature labels for free delivery or percentage discounts. The top of the screen shows a search bar with the specific model number. The interface is clean and organized for easy comparison. The regulators shown vary in style from traditional dial gauges to compact click style units. This visual summary provides a clear overview of available oxygen equipment options online.






















