Factory Purchase Union – 121UC Pipe Fitting

Product Overview

The IFANPRO Union – 121UC is a precision-engineered plumbing component designed for easy assembly, disassembly, and maintenance in PEX systems. It features a female-threaded union connection (1/2″F or 3/4″F) and a PEX-compatible socket, enabling seamless integration with fixtures and pipes. Ideal for residential, commercial, and industrial applications, this union ensures leak-free performance and long-term durability.
1. Key Specifications (mm)
ModelConnection TypeDimensions
US16×1/2F16mm PEX (socket) × 1/2″ female union thread
US18×1/2F18mm PEX (socket) × 1/2″ female union thread
US20×1/2F20mm PEX (socket) × 1/2″ female union thread
US20×3/4F20mm PEX (socket) × 3/4″ female union thread

 

  • Material: Brass (union thread) + corrosion-resistant alloy (socket body) + EPDM O-rings (sealing).
  • Pressure/Temperature: 16 bar, -20°C to 110°C (compatible with water, gas, and mild chemicals).

2. Core Features

  • Union Design for Maintenance:
    • Allows tool-free disassembly (via the union nut), simplifying valve replacement or system servicing without cutting PEX pipes.
  • Dual Connectivity:
    • PEX Socket: Securely connects to PEX pipes (crimp/press/expansion fittings, leak-free).
    • Female Union Thread: Directly attaches to fixtures with 1/2″ or 3/4″ female threads, ensuring compatibility.
  • Leak-Proof Sealing: Blue EPDM O-rings provide bubble-tight seals, critical for potable water and high-pressure systems.
  • Durability: Brass and alloy construction withstands corrosion and wear (10+ year lifespan).

3. Applications

  • Residential: Kitchen/bathroom plumbing (e.g., US20×3/4F for water heater connections), enabling easy maintenance.
  • Commercial HVAC: Ventilation/heating systems (e.g., US20×1/2F for medium setups), where quick repairs are essential.
  • Industrial: Machinery/irrigation (e.g., US20×3/4F for pump connections), leveraging the union’s maintenance-friendly design.

4. Why Choose IFANPRO?

  • Quality: ISO 9001/SGS certified, factory-direct pricing (visit ifanpro.com).
  • Support: OEM/ODM options, 24/7 technical assistance, global shipping (DDP/FOB).
  • Reliability: Trusted by 500+ clients worldwide, proven in diverse climates.

Upgrade with IFANPRO’s Union – 121UC

Simplify maintenance and ensure leak-free connections. Explore specs or request samples at ifanpro.com.
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