The Mastercool 94103 is a compact and reliable digital manifold designed for professional refrigeration and air conditioning system servicing. This device allows precise pressure and temperature measurements, displaying the results on a large, blue backlit LCD screen.

Key Features:

• Compact Design – Black anodized aluminum body with matte chrome-plated fittings ensures durability and portability.
• Wide Refrigerant Selection – Supports up to 91 different refrigerants, including R134a, R410a, and R22.
• Measurement Unit Conversion – Ability to switch between MPa, kPa, bar, psi, kg/cm², and inHg.
• Large LCD Display – Four-digit blue backlit screen provides easy readability even in low-light conditions.
• Automatic Functions – Auto shut-off, over-limit alarm, max/min value recording, and refrigerant selection.

Technical Specifications:

• Pressure Range:
  • Low pressure: -14.5 to 500 psi (-0.1 – 3.4 MPa)
  • High pressure: -14.5 to 800 psi (-0.1 – 5.5 MPa)
• Resolution: 0.5 psi
• Accuracy: ±0.5% FS
• Temperature Units: °C/°F
• Operating Temperature: -10°C to 60°C
• Battery: CR2450
• Battery Life: Approximately 6 months
• Blue Screen Backlight: Automatically turns off after 6 seconds
• Connections: 1/4" SAE with front-facing hose holder