One Sensor - one Tool
One sensor for all common refrigerants.
CFC, HCFC, HFC, HFO: R32, R134a, R1234yf, R454A
HC: R290, R600, R600a
95% N2/5% H2
Ammonia: NH3
Comes with unique leak tracing mode to pinpoint hard to find leaks.
- Intelligent circuit: alerts user to change filter, detects failed sensor, detect contaminated (over-dose) sensor and self purges.
- Extra large high quality, high contrast graphic LCD visible in direct sunlight or dark equipment room.
- Automatic and manual reset modes.
- Leak tracing mode, shows raw signal output, provides unique leak locating ability through manual mode display.
- Rapid warm-up, normally less than 30 seconds.
- Rechargeable battery, 8 hours per use - no ongoing maintenance cost with replacing batteries; can also be used while re-charging in an emergency. Charger supplied with international connections, USB cable for charging in car/van. Low cost sensor as sensor life min. 5 years.
- Low cost sensor as sensor life min. 5 years.
- Bosch Professional design.
- IP51 dust-proof design.
- Logical and simple handling, self-explanatory intuitive.
- Anti-slip handle.
- Pollution Degree 4.
- Rugged housing for daily use.
![]() Alternativ leak tracing mode to pinpointhard to find leaks.. |
![]() Standard tracing mode |


Features
- Detects Halogenated CFC, HCFC, HFC, HFO compounds, HC refrigerants, Tracer Gas (95 % N2/5 % H2 mixture), ammonia, butane and propane.
- Meets or exceeds EN14624 performance standards.
- Ultimate Sensitivity of less than 1 g/yr.
- Electronic sensor lasts >5 years.
- Large 61 mm backlit graphic LCD.
- Audible alarm with Mute and Visual Leak Size Indicator.
- Leak tracing mode to pinpoint hard to find leaks.
- Rubber keypad provides positive actuation and tactile feedback.
- Ergonomic design with TPU overmold and ambidextrous operation.
- Includes carrying case, spare filters and battery charger.
Subject to change
Technical data
| Dimensions (L x W x H) | 218 x 83 x 51 mm |
| Probe length | 413 mm |
| Weight | 452 g |
| Sensor Lifespan | Approx. 5 years with normal use |
| Warm Up Time | Normally 20 – 30 seconds, 45 seconds Max. |
| Ultimate Sensitivity | < 1 g/a |
| Power Supply | Li-ion Battery |
| Battery life (per charge) | > 8 hours |
| Charging time | ≤ 3 Hrs. |
| Operating Temperature and Humidity | -20° C to 50° C; 95% RH max. |
| IP Protection Rating | IP51 |
Subject to change
Test Results
EN 14624:2020 Test Results
| R-134A | R-1234yf | R-290 | |
| Statische untere Nachweisgrenze | 1 g/a | 1 g/a | 0,5 g/a |
| Dynamische untere Nachweisgrenze | 1 g/a | 1 g/a | 0,5 g/a |
| Dynamic lower detection limit in a contaminated environment |
12 g/a | 10 g/a | 4 g/a |
| Response time | 0,5 Sek. | 0,5 Sek. | 0,5 Sek. |
| Settling-in period | – | – | – |
| Recovery time | 14 Sek. | 10 Sek. | 6 Sek. |
Subject to change





