Digital Manifold Gauge – AC Refrigerant Vacuum Pressure Meter

Digital Manifold Gauge – Professional AC & Refrigeration Diagnostic Tool

Take the guesswork out of HVAC and refrigeration servicing with this advanced Digital Manifold Gauge. Engineered for HVAC technicians, auto AC mechanics, and refrigeration professionals, this electronic vacuum and pressure meter delivers fast, accurate readings so you can diagnose and service refrigeration systems with confidence.

Key Features

• 92 Built-in Refrigerant Types (NIST): Instantly switch between common refrigerants to suit virtually any maintenance scenario — no manual lookups needed.
• High-Stability 32-Bit Processor: A built-in 32-bit digital processing unit combined with a high-accuracy data acquisition unit ensures stable, precise pressure readings every time.
• Dual Pressure Testing: Simultaneously displays real-time vacuum degree and pressure values, giving you a comprehensive view of your refrigeration system's operating status.
• Evaporation & Condensation Temperature Display: Monitor subcooling and superheat levels to accurately assess refrigeration capacity and expansion valve settings.
• Leakage Recording: Records leakage time and speed for streamlined diagnostics — read process data directly from the screen.
• Metal Interface: Wear-resistant, corrosion-resistant metal connectors built to meet industry interface standards for long-lasting durability.
• Built-in Brass Valves: Spherical brass valve structure ensures superior sealing performance during every service job.
• Foldable Hook Design: Convenient hook for easy carrying and hands-free hanging on the job site.
• Multiple Pressure Units: Supports kPa, MPa, bar, inHg, and PSI — compatible with global standards.

Applications

• Residential and commercial air conditioning installation & maintenance
• Automotive AC servicing and repair
• Refrigerator and freezer routine inspection and maintenance
• General refrigeration system diagnostics

Technical Specifications

What's in the Box

• 1 × Digital Manifold Pressure Gauge

Made in Mainland China.

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Frequently Asked Questions

Q: How many refrigerant types does this digital manifold gauge support?

A: This digital manifold gauge has 92 built-in NIST refrigerant types, allowing technicians to switch between common refrigerants freely. This makes it suitable for a wide range of HVAC and refrigeration maintenance situations without needing additional equipment.

Q: Is the digital manifold gauge compatible with automotive air conditioning systems?

A: Yes. This gauge is specifically designed for use on automotive AC systems as well as residential and commercial air conditioning units, refrigerators, and freezers — making it a versatile tool for both auto repair and HVAC professionals.

Q: What batteries does this vacuum pressure gauge require?

A: The digital manifold gauge requires 3 × AA batteries, which are not included in the package. Standard AA batteries are widely available and easy to replace in the field.

Q: Can I use this gauge for vacuum testing as well as pressure testing?

A: Absolutely. This unit features dual-mode operation, supporting both real-time vacuum degree testing (range: -101 to 0 kPa) and pressure testing (range: 0–6,000 kPa), giving you complete diagnostic capability in one compact device.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.