WZ-0031 Digital Pressure Gauge and Vacuum Manifold for HVAC

Meet the WZ-0031 Digital Pressure Gauge and Vacuum Manifold for HVAC — a compact, high-precision tool designed to simplify the installation, testing, and maintenance of refrigeration equipment, including air conditioners and cold storage systems. With dual pressure and temperature testing, a digital readout, multi-unit switching, and a built-in refrigerant database, it delivers fast, accurate data to help you diagnose issues, verify performance, and accelerate service jobs.

Benefits & Tips

• Efficient diagnostics: Directly read pressure, vacuum, and temperature; calculate subcooling and superheat automatically using the built-in 89 refrigerant database.
• Durable and versatile: High-strength plastics with a flexible anti-slip silicone grip and a 1/4-inch standard interface for reliable connections in the field.
• User-friendly operation: Large, backlit LCD display with multi-unit switching for quick readings in any lighting or workspace.

Product specifications

• Brand Name: meterk
• Model Number: WZ-0031
• Display Type: DIGITAL
• Dial Diameter: 2 - 3.9 Inches
• Certification: CE
• Origin: Mainland China
• Material: Plastics
• Pressure test ranges: 0 Kpa – 6000 Kpa
• Pressure test resolution: 1 Kpa
• Pressure test accuracy: +/- 0.5% + 5dgt
• Pressure overload limit: 10000 Kpa (10 MPa; 100 bar)
• Vacuum test range: -101 Kpa – 0 Kpa
• Vacuum test resolution: 1 Kpa
• Temperature test ranges: -40°C–150°C (-40°F–302°F)
• Temperature test resolution: 0.1°C (-40°C–99.9°C), 1°C (100°C–150°C); 0.1°F (-40°F–99.9°F), 1°F (100°F–302°F)
• Temperature test accuracy: +/- 0.5 °C + 2dgt; +/- 0.9 °F + 2dgt
• Power: 4 x 1.5V (SIZE.AA / LR6) Battery (not included)
• Pressure of tube: 600-3000
• Item weight: 1500g / 3.3lb
• Package size: 250 × 150 × 80 mm / 9.8 × 5.9 × 3.1 in
• Package weight: 1800g / 4.0lb
• Package List: 1 x Refrigeration Digital Manifold Gauge, 1 x User Manual, 2 x Temperature Clips, 3 x Test Pipes

Package includes:

• 1 x Refrigeration Digital Manifold Gauge
• 1 x User Manual
• 2 x Temperature Clips
• 3 x Test Pipes

Warnings/Reminders

• Battery requirement: 4 x AA (not included).
• Operate within the specified pressure and temperature ranges to prevent damage or inaccurate readings.
• Refer to the user manual for proper connection procedures and safety instructions.

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