Testo 0560 2549 03 549i High-Pressure Gauge Smart Probe - 2nd Generation 55419SP-14 Full-cycle ratchet mechanism ensures complete

Full-cycle ratchet mechanism ensures complete connector termination

Driver shaft is made with a rugged aluminum alloy for ultimate strength and durability

Compatible with PEX

There’s no greater tool than the one that makes your life easier

Over-Molded Ergonomic Grip

Testo 0560 2549 03 549i High-Pressure Gauge Smart Probe - 2nd Generation 55419SP-14 Full-cycle ratchet mechanism ensures completeTesto 0560 2549 03 549i High Pressure Gauge Smart Probe 2nd Generation The testo 549i Smart Probe is a hose less, wire less, pressure probe for measuring refrigerant charge in AC Refrigeration systems. It is used for servicing, troubleshooting, and documenting the operation of residential or commercial AC refrigeration systems. When two 549i are used in conjunction with two 115i pipe clamp temperature probes it is easy to monitor superheat and sub