The 753a features 400 hour sensor life under normal use and can detect leaks as small as 0.1 ounces per year (R134a / R22).

• 0.1 ounce per year sensitivity
• Detect small leaks early to prevent bigger problems later
• Detect all existing refrigerants and blends including 404A, PURON ® and R-507 (AZ50®)
• No need to carry multiple detectors
• Pump driven for increased sensitivity with blended refrigerants
• Detect small leaks faster and more accurately

Applications:

• Check for leaks in refrigeration systems
• Test for leaks in air conditioning systems and cooling units
• Find leaks in automotive air conditioning systems

Specifications:

• Sensitivity      0.1oz /yr (R22 / R134a)
• Pump Driven     Yes
• Scan Mode with High/Low Sensitivity     Yes
• Sensor Type     AIT Micro Tip
• Spare Sensor Included     Yes
• Built-in Alarm     No
• Operation     Push Button
• Goose Neck Length     16”
• Adjustable Tic Rate     Yes
• Leak Indication     Audible and Visual
• Battery     1.5V “C” (2)
• Carrying Case     Soft Pouch