Refrigerant Leak Detector | Heated Diode Sensor | Testo 316-3

All prices are exclusive of GST

Part No. 0563 3163

• Patented heated diode sensor provides excellent sensitivity 
• High/low sensitivity adjustment and automatic zeroing 
• Our best refrigerant leak detector suited to find most refrigerant leaks
• Easy one button operation 

The Testo 316-3 is our best refrigerant leak detector yet, that delivers dependable, rugged performance at a great value. The proven heated diode sensor provides great sensitivity down to 0.15 ounces/year including the new refrigerant blends like R-410A, R-407C, and R134-a, allowing you to find the most refrigerant leaks.

Product Description
Just turn it on and start getting readings immediately to find the most refrigerant leaks. Thanks to the automatic zeroing, the Testo 316-3 is extremely fast and can be used even in previously contaminated areas, making it our best refrigerant leak detector yet. The 316-3 has an LED indicator, automatic zeroing, and audible alarm, all in a rugged housing.

Testo 316-3 leak detector – benefits at a glance
Can detect all common refrigerants: CFCs, HFCs, FCs
Highly sensitive sensor ( < 4 g/a - 1g/a according to DIN EN14624:2012 standard) - can detect even the smallest leaks
Ready for use – there’s no need to select cooling agent characteristics first
Automatic zero setting – can detect leaks in rooms that are already contaminated
Visual and audible alarm which are activated when a leak is detected
Quick and easy sensor change

Delivery Scope
Testo 316-3 refrigerant leak detector for cooling agents, sensor head, carry case, calibration certificate, batteries, filter.

General technical data
Operating humidity 20 to 80 %RH
Operating temperature -18 to +50 °C
Detectable R22; R134a; R404A; R410A; R507; R438A; and all CFCs, HFCs, and HCFCs
Sensitivity 4 g/a (0.15 oz/a)
Life-time sensor Approx. 80 to 100 h (corresponds to approx. 1 year)
Standards EN 14624:2012; SAE J1627
EU-/EG-guidelines 2004/108/EG
Battery type 2 x D
Battery life 16h permanent operation
Storage temperature 0 to +50 °C
Weight 500 g (incl. batteries)

• Data sheet Testo 316-3 (PDF)

• Instruction manual Testo 316-3 (PDF)
• Declaration of conformity EN 14624 Testo 316-3 (application/pdf)