STREAMLINE Sweat Fitting Coupling: 1/2 in CTS x 1/4 in CTS, Cup x Cup

A STREAMLINE Sweat Fitting Coupling connects two copper tubes of different diameters—1/2 in CTS to 1/4 in CTS—in plumbing or HVAC systems. The cup x cup design with dimple center stop ensures proper insertion depth for reliable soldered joints in potable water or refrigeration lines.

The STREAMLINE W 01025CB is a clean and bagged wrot copper tube fitting. It is a cup x cup coupling with a dimple center stop, sized for 1/2 in CTS x 1/4 in CTS connections. The manufacturer part number is W 01025CB, and it is designed for sweat/solder installation.

3G Electric supplies the STREAMLINE Sweat Fitting Coupling W 01025CB to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time—we source genuine industrial fittings across 14 departments, including plumbing and HVAC.

Clean tube ends and fitting cups with emery cloth. Apply flux to both surfaces, then insert tubes until they stop at the dimple center stop—this ensures correct depth. Heat the fitting evenly and apply solder to the cup edges until it flows. Wipe excess flux after cooling for a clean joint.