Fieldpiece DR58 Heated Diode Refrigerant Leak Detector
by Fieldpiece Instruments
High sensitivity at <0.03 oz/yr, IP54 rated, 18-hour USB-C battery, A2L compatible. Detects all HFC/HCFC/HFO and N2H2 tracer gas.
6.7 - Good Custom · $375
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Media
www.fieldpiece.com

Overview
The DR58 is frequently cited in HVAC School and AC Service Tech content as a top-tier field leak detector. Sensor life ~300 hours typical — replacement sensors available. Bar graph + numeric display is a key UX differentiator.
FSH Score Breakdown
Ease of Use 7.0
Features 7.5
Support 7.0
Value 6.5
Integrations 5.0
AI Capabilities 1.0
Customer Reviews
Key Features
| Feature | Value |
|---|---|
| Heated Diode Sensor | ✅ |
| Data Logging | ❌ |
| Bluetooth Connectivity | ❌ |
| Flexible Probe | ❌ |
All Features
| Feature | Value |
|---|---|
| Backlit Display | ✅ |
| Rechargeable Battery | ✅ |
| Auto Shutoff | ✅ |
| USB Data Export | ❌ |
| Multi-Refrigerant Support | ✅ |
| Dual Mode Operation | ❌ |
| Adjustable Sensitivity | ✅ |
| Mobile App Integration | ❌ |
Pricing
- Model
- Custom
- Starting at
- $375
- Notes
- ~$375 retail. Digital heated diode refrigerant leak detector. Detects HFC, CFC, HCFC, HFO refrigerants. 18+ hr USB-C rechargeable battery.
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