testo 316-3 – Refrigerant leak detector

  • Patented heated diode sensor provides excellent sensitivity
  • High/low sensitivity adjustment and automatic zeroing
  • Our best refrigerant leak detector yet to find the 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.

  • Details
  • Technical Data

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
Life-time sensor Approx. 80 to 100 h (corresponds to approx. 1 year)
Sensitivity 4 g/a (0.15 oz/a)
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)