ZHENPENG F1960 Fitting Manufacturers, Suppliers
https://www.ppsu-pex-fittings.com/product/f1960-fitting/f1960-tee/1-x1x-1-2-pex-tee-expansion-fittings-f1960.html

Part No. : PT553

This fitting connects 1″ (side) x 1″ (side) x 1/2″ (top/middle) PEX-A pipes together.Lead-free,approved for potable water applications. Installed using expansion method (expander tool + expansion rings).

Feature
• Material: PPSU
• Connection: Cold Expansion
• 100% LEAD FREE. Corrosion resistant, lighter weight, higher durability.
• Direct replacement for Uponor EP series
• Manufactured in accordance with ASTM F1960
• Listed under cUPC, NSF/ANSI 61.
• For plumbing or heating applications.
• Rated up to 200F, 200 psi