Eff 103277-lf Pex to Male Sweat Adapter 1 Inch Brass

Product Description

The EFF 103277-lf is a 1 inch PEX to 1 inch Male Sweat brass adapter fitting designed for plumbing professionals who need a reliable transition between PEX tubing and copper sweat connections. This adapter is a go-to component when connecting PEX supply lines to copper pipe systems, which is a common task in residential and commercial plumbing installations, remodels, and repairs. The fitting measures 1 inch on both ends, providing a full-bore, same-size transition with no reduction in flow capacity. One side accepts PEX tubing using a standard PEX connection method, while the other side is a male sweat end that solders directly onto copper fittings or copper pipe. Brass construction gives this adapter strong resistance to corrosion, pressure, and temperature fluctuations found in potable water systems. Brass fittings are a trusted choice for plumbers because they hold up well under both hot and cold water conditions and maintain a secure seal over years of service. The lead-free designation in the part number indicates this fitting meets drinking water safety standards, making it suitable for use in potable water lines where lead-free compliance is required by local and national plumbing codes. Plumbers, pipefitters, and HVAC technicians often need this type of adapter when transitioning from newer PEX distribution systems to existing copper infrastructure. Having the right adapter on hand speeds up the job and ensures code-compliant connections. This fitting is compact, straightforward to install, and built to handle standard residential water pressure and temperature ranges without issue.

• 1 inch PEX connection on one end and 1 inch male sweat connection on the other for a same-size transition
• Solid brass construction provides corrosion resistance and long-term durability in potable water systems
• Lead-free design meets drinking water code requirements for residential and commercial plumbing applications

Product Highlights

The EFF 103277-lf brass adapter gives plumbing professionals a dependable, code-compliant solution for transitioning between PEX tubing and copper sweat fittings at the same 1 inch pipe size. Its all-brass, lead-free construction makes it well suited for potable water systems in both new construction and retrofit projects.

Product Information

Standard Information

• Brand: EFF
• Manufacturer Part Number: 103277-lf

Technical Specifications

• Fitting Type: Adapter
• Connection Size 1: 1 inch
• Connection Type 1: PEX
• Connection Size 2: 1 inch
• Connection Type 2: Male Sweat
• Material Construction: Brass
• Material: Brass