Relief Valve EZ- Cartridge, 1/2 MPT w/ Fitting - Hansen

The Hansen EZB/250-BT1 is a cartridge-style pressure relief valve from the EZ-SRV™ series, designed to protect refrigeration systems from overpressure. Here's a detailed breakdown:

🔧 Product Overview

• Model: EZB/250-BT1
• Type: Cartridge Relief Valve (Bare with Fitting)
• Connection: ½" MPT (Male Pipe Thread) with fitting
• Pressure Setting: 250 psig
• Safe Working Pressure: 600 psig (41 bar)
• Refrigerant Compatibility: Suitable for ammonia (NH₃) and other industrial refrigerants

⚙️ Construction Details

• Body: ASME SA105 steel
• Cartridge: ASME SA395 ductile iron
• Piston: Stainless steel
• Spring: Stainless steel
• Certifications:
  • ASME Code Symbol (UV)
  • CE Mark
  • Rated by the National Board (NB)

📦 Physical Specs

• Weight: 5 lbs
• Condition: New
• Mounting: Typically installed in a compatible housing or manifold