Viega MEGAPGCOUP4 Megapress Model 6615XL Press Coupling 4 Inch Carbon Steel

Product Description

The Viega MEGAPGCOUP4 is a MegaPress Model 6615XL press-style coupling designed for 4-inch nominal pipe connections in demanding mechanical and plumbing systems. This carbon steel coupling uses a press-end connection style, eliminating the need for open flame, threading, or welding during installation. That makes it a preferred choice for HVAC technicians, industrial pipefitters, and commercial plumbers who need fast, reliable joints in tight spaces or areas where hot work permits are restricted. The fitting is rated for Schedule 40 and standard wall pipe, giving it broad compatibility across common pipe specifications found in commercial and industrial jobsites. For fuel gas applications, the coupling carries a working pressure rating of 125 psi. For water, oil, and other non-gas services, the rating rises to 200 psi, making it suitable for a wide range of fluid systems. The operating temperature range spans from -40 degrees Fahrenheit to 180 degrees Fahrenheit, covering most hydronic heating, chilled water, compressed air, and gas distribution systems. The body is constructed from carbon steel with nickel-plated and zinc-plated finishes that provide corrosion resistance and extend service life in both wet and dry environments. At 7.87 inches in length, the fitting offers enough engagement depth to create a secure, leak-free mechanical connection every time. The press connection is made using a compatible press tool and jaw set, producing a permanent joint without consumables. This coupling fits directly into the Viega MegaPress system, which is widely used in new construction and retrofit projects across commercial, industrial, and institutional facilities.

• Press-end connection style eliminates open flame, threading, and welding for faster, safer installation
• Rated 125 psi for fuel gas and 200 psi for other applications including water, oil, and compressed air
• Carbon steel body with nickel and zinc plating for corrosion resistance in wet and dry service environments

Product Highlights

The Viega MEGAPGCOUP4 MegaPress 4-inch press coupling delivers fast, code-compliant connections for carbon steel pipe systems across gas, water, and mechanical applications. Its dual-rated pressure performance and wide temperature range make it a reliable choice for commercial and industrial installations.

Product Information

Standard Information

• Brand: VIEGA
• Manufacturer Part Number: MEGAPGCOUP4

Technical Specifications

• Series: MegaPress Model 6615XL
• Fitting Type: Coupling
• Nominal Size: 4 inches
• Connection Style: Press End
• Pipe Compatibility: SCH 40 and Standard Wall
• Pressure Rating (Fuel Gas): 125 psi
• Pressure Rating (Other Applications): 200 psi
• Temperature Range: -40 to 180 degrees Fahrenheit
• Material: Carbon Steel
• Finish: Nickel Plated and Zinc Plated
• Overall Length: 7.87 inches
• Origin: Import