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Marshall Excelsior Co. MER610-48 LP Hose 3/8" x 48" with 3/8" MPT x 3/8" Female Fittings

Manufacturer

Marshall Excelsior Co.

<h3>About Marshall Excelsior Company (MEC)</h3><p><strong>Marshall Excelsior Company (MEC)</strong> has been a cornerstone of the LPG and anhydrous ammonia (NH3) equipment industry since its founding in 1976 in Marshall, Michigan. What began as a manufacturer of brass fittings and copper pigtails has grown, over the course of five decades, into one of the most recognized names in precision gas flow control. Today, MEC engineers and manufactures equipment that supports bulk plant operations, transport, delivery and dispensing, and domestic and recreational applications worldwide.</p><p>MEC's reputation rests on a commitment to safety, low-emission design, and relentless innovation. The company operates under a rigorous ISO 9001 quality management system and has filed dozens of patents over its history. Its well-known product lines — including the <strong>Excela-Flo</strong> regulators, <strong>Excela-Wynd</strong> hose reels, <strong>Excela-Flange</strong> valve technology, and <strong>Turbo-Flo</strong> low-emission equipment — are trusted by contractors, utilities, OEM partners, and end users around the globe. In 2024, MEC was acquired by Dover Corporation, joining its OPW Global operating unit within Dover's Clean Energy &amp; Fueling segment, further cementing MEC's position as a world-class flow control solutions provider.</p><h3>Core Product Categories</h3><p>MEC's catalog spans a wide range of gas handling and control components. Their Gas Cylinder Pressure Regulators are among the most recognized products in the lineup — covering single-stage, two-stage, twin-stage, and high-capacity designs for residential, commercial, industrial, and recreational uses. Whether you need precise outlet pressure for a home appliance or a high-demand commercial heating system, MEC's MEGR-series regulators deliver proven, reliable performance.</p><p>For system builders and installers, MEC's <a href="/200539-hoses-marshall-excelsior-co-7451">Hoses</a> — including thermoplastic LP gas hoses, stainless steel braided high-capacity hoses, and pigtail assemblies — provide the flexible, durable connections that complete a safe gas system. These hoses are engineered to handle the demands of propane cylinder connections, grill hookups, RV systems, and more, with many models carrying UL and CGA approvals.</p><p>MEC also manufactures a broad range of <a href="/7451-marshall-excelsior-co-hvac-heater-control-valve-6860">Heater Control Valves</a> designed for LP gas and natural gas heating applications. These flow control valves are key components in residential and commercial heating systems, ensuring precise gas delivery and safe operation across a variety of heating equipment configurations.</p><p>Rounding out the system, MEC's Adapters and brass fitting components are the practical connectors that tie gas systems together. From standard NPT adapters to specialized excess-flow fittings, these components reflect MEC's roots as a precision brass fittings manufacturer and its ongoing commitment to system-wide compatibility and safety.</p><h3>Why Choose Marshall Excelsior?</h3><ul style="list-style:disc"><li><strong>Decades of engineering expertise</strong> in LPG and NH3 gas handling equipment</li><li><strong>ISO 9001-certified manufacturing</strong> with rigorous quality standards on every product</li><li><strong>Industry-recognized product lines</strong> such as Excela-Flo, Turbo-Flo, and Excela-Flange</li><li><strong>UL and CGA approvals</strong> on many hose and regulator products</li><li><strong>Global sales network</strong> with regional customization options for diverse market needs</li><li><strong>Backed by Dover Corporation</strong> and OPW Global, a leader in clean energy and fueling solutions</li></ul>

Part Number

MER610-48
09/12/2036 6:07 PM
Sale Price

$25.51

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Marshall Excelsior Co. MER610-48 is a flexible thermoplastic LP (liquid propane) gas hose designed for safe and reliable fuel line connections in RV, marine, and propane appliance installations. This 48-inch hose features 3/8-inch male pipe thread (MPT) on one end and 3/8-inch female flare on the other, providing versatile connection options for various propane system configurations.

Key Features:

  • UL and CGA approved for safety and regulatory compliance
  • Rated for up to 350 PSI working pressure for demanding applications
  • 400-pound pull test rating ensures secure connections under stress
  • Fully crimped brass ferrules provide leak-free, durable end fittings
  • Flexible thermoplastic construction allows easy routing in tight spaces
  • 48-inch length ideal for appliance connections and tank hookups

This propane hose comes complete with both end fittings pre-installed and crimped, making it ready for immediate installation. The flexible design makes it easier to route around obstacles while maintaining the structural integrity needed for high-pressure gas applications.

Easy web sight to follow. Things I wanted easy to find and order.

Good

Great product, and delivery was on time with no issues. I do recommend.

Really easy! I found what I wanted (needed) and it was affordable and worked perfectly.

Looks absolutely great on truck- thanx

Quick and easy

An easy to navigate website, great prices and efficient company. I will definitely check Autoplicity first for all of my automotive needs. From purchase to arrival I was well informed as to the status of my order.

so far so good!

quick and easy shopping. very good. The only complaint I have is it took too long to receive my order. I ordered Wilwood brakes from California and it took 4 days. It took 10 days to receive my brake master cylinder from Autoplicity.com. I think that is

Easy and fast

great

Good picture and description!

I will be back with you guys

Was able to find parts I needed easily and at a great price!

So far, extremely easy to Submit orders

Best Price i could find for some nice foglamps. easily navigable website.

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