Accurate Refrigeration Pressure Measurement: The Testo 557 digital refrigeration gauge offers precise pressure measurement for refrigeration systems and heat pump applications, allowing you to ensure optimal system performance and efficiency.
Multi-Refrigerant Compatibility: This product supports various refrigerants, including R1234yf, R32, R600, R410, R134a, R22, and R404, making it a versatile option for users who work with different refrigeration systems.
Robust Construction: The Testo 557 is built with high-quality ABS, PA, and TPE materials, ensuring durability and resistance to extreme temperatures (-20°C to 60°C) and storage conditions.
User-Friendly Design: This digital gauge features a convenient 4-valve manifold design and a compact carrying case, making it easy to transport and use in various settings, as requested by our customer.
Reliable Support: The product comes with a 1-year warranty, providing peace of mind and assurance of the manufacturer's commitment to quality and customer satisfaction.
