Leak Detectors & Test Instruments

A good quality vacuum pump is an integral tool for complete A/C service. Mastercool® vacuum pumps are durable and time-tested. They stand up to the most grueling conditions and will provide years of reliable service. Mastercool® offers a complete selection of pumps. Regardless of your service requirements, Mastercool® has a model for your applications. Features: New U.S. Design Stronger motor Gas ballast valve helps prevent oil contamination caused by high moisture Easily removable vapor discharge/oil fill port. Contains internal check valve to prevent escape of liquid oil Large oil level ...

Mastercool® is the leading manufacturer of professional quality A/C manifold gauge sets. Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold we build is built to last. Features: 3-1/8" (PSI, °F) gauges 1/4" MFL Solid extruded aluminum body Free-floating piston type valves reduce O-ring wear Extra access port for vacuum line Silicone dampened gauges smooth out needle movement Gauges can be easily recalibrated in the field to maintain accuracy An extra-large sight glass for visual ...

Air-Care DuctMaster III Air Duct Cleaning Machine The DuctMaster cleans air ducts efficiently with the ease of the remote control. No cable to worry about. 7 piece dryer vent cleaning kit included. Key Features Inlet Hoses: 3" dia. x 12' hose with cuffs 1.5" x 35' hose, brush and motor assembly. Filtration: 1st and 2nd stage (dual stage) 20 gallon disposable bag filter 3rd stage electrostatic air filter 4th stage HEPA filter. Remote Control: Infrared handheld with Pocket or belt clip. Uses 9 volt battery (included). Dual IR LED transmitters and Dual IR receiver sensors.

This ultrasonic leak detector converts ultrasound signals produced by industrial machinery into easily recognizable audible sounds for a user to evaluate the condition of individual components. The R9100 includes a transmitter that generates a 40 kHz signal to help pinpoint leaks and headphones for use in loud environments. Features: Locates leaks generated by pressure, vacuum, water, gas or air Visible (LED) and Audible (ticking) alarms assist in pinpointing leaks Earphone jack for loud environments (earphones included) User adjustable sensitivity wheel Accuracy (+/-): ±2kHz

Mastercool® is the leading manufacturer of professional quality A/C manifold gauge sets. Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold we build is built to last. Features: 3-1/8" (PSI, °F) gauges 1/4" MFL Solid extruded aluminum body Free-floating piston type valves reduce O-ring wear Extra access port for vacuum line Silicone dampened gauges smooth out needle movement Gauges can be easily recalibrated in the field to maintain accuracy An extra-large sight glass for visual ...