The Sauermann Si-RD3 Refrigerant Leak Detector is a professional-grade tool engineered for fast, accurate leak detection across a wide range of refrigerant gases. Using a high-performance heated diode sensor, it reliably detects HFCs, HCFCs, R1234yf, R1234ze, R290, R600a, and 5% hydrogen/95% nitrogen tracer gases (including Nidron 5 and Trace-A-Gas).
With adjustable sensitivity modes, visual and audible alarms, and a flexible 30cm probe, this compact and robust detector makes pinpointing even the smallest leaks quick and easy. Its autozero function and 1-second detection time ensure smooth, uninterrupted use during servicing and diagnostics.
✅ Detects All Common Refrigerants – Including R1234yf, R600a, and flammable tracer gases
✅ Heated Diode Sensor – Delivers high sensitivity and accurate performance
✅ <1g/year Leak Detection – Meets tightest industry thresholds
✅ Autozero Reset – Manual or automatic, with just a 2-second reset time
✅ 3 Sensitivity Modes – Tailor response to the job: Low, Normal, High
✅ Visual & Audible Alarms – Instant alerts on leak detection
✅ 30cm Flexible Probe – Access hard-to-reach locations with ease
✅ Quick Recovery Time – 1–10 seconds depending on leak level
Sauermann Si-RD3 Leak Detector, Flexible 30cm Probe, Carrying Bag, Verification Certificate, Filter & Quick Start Guide
The Sauermann Si-RD3 Refrigerant Leak Detector is a high-sensitivity, professional-grade tool designed for fast and accurate detection of leaks in a wide range of refrigerants, including HFCs, HCFCs, R1234yf, R290, R600a, and hydrogen/nitrogen tracer gases like Nidron 5 and Trace-A-Gas. Featuring a heated diode sensor, three sensitivity modes, autozero function, and a 30cm flexible probe, it delivers precise detection down to <1g/year. With audible and visual alarms, fast response time, and a durable, user-friendly design, the Si-RD3 is ideal for HVAC engineers seeking reliable and efficient leak detection.
Order now for a highly accurate, durable, and versatile refrigerant leak detector—trusted by HVAC professionals worldwide: the Sauermann Si-RD3.
| Manufacturer | Sauermann |
|---|---|
| Product Type | Refrigerent Leak Detector |
| Detection Capability | Detects all HFCF and HFC refrigerants, R1234yf, R1234ze, R290, R600a, and 5% hydrogen - 95% nitrogen mixtures (Nidron 5, Trace-A-Gas) |
| Measuring Element | Semiconduct Sensor |
| Display | 3 LEDs: 8 for the graphic visualization of thresholds 3 for the sensitivity of detection 2 for the battery level and manual autozero |
| Indication | LED: gradual lighting up when the gas concentration increases Audible: the beep frequency increases when the gas concentration increases |
| Probe | Flexible, 300 mm length |
| Battery Life | 12 Hours |
| Housing | ABS topsafe, protection IP54 |
| Standards | 2015/863 EU (RoHS 3) UKCA 2011/65/EU RoHS II 2012/19/UE DEEE 2014/30 UE EMC 2014/35/EU Low Voltage |
| Power Supply | 4 AAA LR03 1.5 V batteries |
| Ambiance | Air and non-corrosive gases |
| Conditions of use (°C, %RH, m) |
From 0 to +50 °C. In non condensing conditions. From 0 to 2000 m. |
| Storage Temperature | From -20 to +80 °C |
| Auto-Extinction | 15 Minutes |
| Weight | 295g |
| Dimensions | 715 x 342 x 147mm |
| Suitable Applications | Ideal for HVAC/R technicians detecting refrigerant leaks in air conditioning, refrigeration, and heat pump systems across residential, commercial, and industrial environments |
| Warranty | 12 Months |
✅ Detects All Common Refrigerants – Including R1234yf, R600a, and flammable tracer gases
✅ Heated Diode Sensor – Delivers high sensitivity and accurate performance
✅ <1g/year Leak Detection – Meets tightest industry thresholds
✅ Autozero Reset – Manual or automatic, with just a 2-second reset time
✅ 3 Sensitivity Modes – Tailor response to the job: Low, Normal, High
✅ Visual & Audible Alarms – Instant alerts on leak detection
✅ 30cm Flexible Probe – Access hard-to-reach locations with ease
✅ Quick Recovery Time – 1–10 seconds depending on leak level
