Your browser is not supported. For the best experience, you should upgrade to a modern browser with improved speed and security.
Click here for information on new branch procedures as a result of COVID-19
Click Here for the NEW CE Return Policy

Testo - 0563 3163 - 316-3 Refrigerant Leak Detector

Item: TESTO-0563-3163
MFR: 0563 3163

Store Inventory

Sign in to see real-time inventory at the stores closest to you.
What’s the price?
Sign in for pricing.

About This Product

Product Info


The testo 316-3, our best refrigerant leak detector yet, offers reliability and features fast and easy reset with automatic zeroing. Providing great sensitivity, including the new refrigerant blends, the instrument will find the most refrigerant leaks and delivers dependable, rugged performance.
  • Patented heated diode sensor provides excellent sensitivity
  • High/low sensitivity adjustment and automatic zeroing
  • Easy one button operation
The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year including the new refrigerant blends like R-410A, R-407C, and R134-a, allowing you to quickly locate refrigerant leaks.
Just turn it on and start getting readings immediately. Thanks to automatic zeroing, the testo 316-3 is extremely fast, and can be used even in previously contaminated areas. The 316-3 has an LED indicator, automatic zeroing, and an audible alarm, all in a rugged housing.

testo 316-3, sensor head, transport case, calibration certificate, batteries, and filter
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight1.56 Pounds (lbs)
Width3.937 Inches (In)
Height14.9606 Inches (In)
Country of OriginUSA
Length8.3858 Inches (In)
Auto Power OffNo
ColorBlack, Orange
Display OptionsLED
IncludesSensor head, filter, transport case, batteries and Certificate of Conformity
Includes CaseYes
Operating Temperature Range-4°F to 122°F (-20°C to 50°C)
Power SourceBattery
Prop 65Yes
RefrigerantVarious; see specifications for proper application
StandardsEN 14624:2012; SAE J1627
Warranty OfferedYes


Equipment Part List