General description The GROOFOO AC Gauges are a professional-grade AC manifold gauge set designed for automotive use. This versatile tool is compatible with various refrigerants, including R134a, R32, R22, R410A, R12, and R502, making it an essential instrument for HVAC professionals and DIY enthusiasts alike. Technical specifications Main Material: Brass, Rubber Operating Pressure: 500 PSI Burst Pressure: 2500 PSI Blue Gauge (Low): 0-500 PSI Red Gauge (High): 0-800 PSI Hose Length: 88 cm / 34.65 inch Package Size: 23.5 x 18 x 7.5 cm / 9.25 x 7.09 x 2.95 inch Package Weight: 1005 g / 2.22 lb Compatibility and accessories Compatible with refrigerants: R410A, R22, R134a, R32, R12, R502 Includes: 1 * 3-Way Gauge, 3 * Hoses, 1 * Adapter Usage Designed for easy identification with color-coded hoses: red for high-pressure side, blue for low-pressure side, and yellow for refrigerant can. Utilizes PSI and ℃ units for clear and precise measurements.