Testo 549 Digital Manifold Gauge - HVAC Refrigeration System Analyzer for Air Conditioning, Heat Pumps & Cooling Units | Professional HVAC Tools for Technicians | Ideal for AC Repair, Maintenance & Diagnostics

"testo 549 - Digital Manifold for accurate measurements Installation and maintenance of air conditioning, refrigeration systems and heat pumps has never been more convenient. With its durable, metal 2-way valve block, rugged housing, suspension hook and illuminated display, the manifold is ideal for harsh working environments. Store up to 60 refrigerants in just one instrument and accurately measure high and low pressure along with evaporation and saturation temperature. Optional temperature probes provide instant calculations of superheating and subcooling. Technical Data Temperature measuring range: -58° to +302°F / - 50° to +150°C Temperature measurement accuracy: ±0.9 °F / ±0.5 °C Pressure measuring range: -15 to 870 psi / -1 to 60 bar Pressure measurement accuracy: ±0.5 % of full-scale value Probe Connection: 3 x ¼” SAE Overload rel. (high pressure): 943 psi / 65 bar Vacuum measuring range: -15 to 0 psi / -1 to 0 bar Weight: 37.39 oz. / 1060 g Dimensions: 7.87 x 4.29 x 2.48 in. / 200 x 109 x 63 mm Operating temperature: -4° to 122 °F / -20° to +50 °C Protection class: IP42 Refrigerant instruments: R114; R12; R123; R1233zd; R1234yf; R1234ze; R124; R125; R13; R134a; R22; R23; R290; R32; R401A; R401B; R402A; R402B; R404A; R407A; R407C; R407F; R407H; R408A; R409A; R410A; R414B; R416A; R420A; R421A; R421B; R422B; R422C; R422D; R424A; R427A; R434A; R437A; R438A; R442A; R444B; R448A; R449A; R450A; R452A; R452B; R453a; R454A; R454B; R454C; R455A; R458A; R500; R502; R503; R507; R513A; R600a; R718 (H₂O); R744 (CO₂) Refrigerants update by Testo Service: R11; FX80; I12A; R1150; R1270; R13B1; R14; R142B; R152A; R161; R170; R227; R236fa; R245fa; R401C; R406A; R407B; R407D; R41; Ra11A; R412A; R413A; R417A; R417B; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22 System requirements: requires iOS 7.1 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0 Scope of Delivery: ✓ testo 549 digital 2-valve manifold including batteries ✓ Certificate of conformity ✓ User’s manual"