HA2B-11 - Hansen - 5/32 Small Back Pressure RegulatorRGE A

The Hansen HA2B-11 is a small back pressure regulator designed for high-capacity applications in industrial refrigeration systems. It belongs to the HA2B series, which is known for its compact, rugged design and suitability for a wide range of refrigerants.

🔧 Technical Specifications

• Model: HA2B-11
• Orifice Size: 5/32"
• Range: A (typically for lower pressure settings)
• Body Material: Ductile Iron
• Connection Types:
  • 3/4" FPT (Female Pipe Thread)
  • Socket weld
  • Weld neck
  • ODS (for copper tubing)
• Safe Working Pressure:
  • 400 PSIG (27 bar)
  • 600 PSIG (40 bar) for CO₂
• Operating Temperature: –60°F to +240°F (–50°C to +115°C)
• Weight: ~9 lbs
• Inlet Pressure Gauge Port: Included

🌟 Key Features

• Application:
  • Suitable for ammonia (NH₃), R22, R134a, CO₂, and other approved refrigerants.
  • Commonly used in small capacity systems, pilot valve control, or non-atmospheric relief to the low side (e.g., HA2BK setups).
• Design:
  • Compact and rugged for tight installations.
  • Minimal maintenance required.
  • Drop-in replacement for Parker R/S A2B series regulators.
• Optional Add-ons:
  • Can be furnished with close-coupled strainers on the inlet.