Triplett RLD400 Refrigerant Leak Detector
SKU
RLD400
Model No
RLD400
$142.55
Product Highlights
- Detects SF6, HFC (R134 and R123), CFC and HCFC refrigerants, halogen gas, ethylene, tetrafluoroethylene, trichloroethylene and most other compounds containing halogen
- Replaceable heated-diode sensor
- High/Low Sensitivity
- 7 LED three-color visual leakage level indicators
- Fresh air calibration reset

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The Triplett RLD400 is a reliable and versatile refrigerant leak detector designed for professionals in air conditioning and refrigeration systems. It accurately detects a wide range of refrigerants and halogen gases while offering user-friendly features such as a replaceable sensor, visual indicators, and a flexible probe for hard-to-reach areas. With safety and convenience in mind, it conserves battery life and comes with essential accessories, ensuring you have everything you need to get started.
Triplett RLD400 Key Benefits
- Advanced Detection: Detects SF6, HFC (R134 and R123), CFC, HCFC refrigerants, and various halogen gases to ensure comprehensive leak detection.
- Replaceable Sensor: Equipped with a heated-diode sensor (RLD400-S) that can be easily replaced, prolonging the life of the device.
- Sensitivity Options: Offers High/Low sensitivity settings for versatile detection capabilities based on the environment.
- Visual Indicators: Features 7 LED three-color leakage level indicators that provide clear visual feedback, enhancing usability.
- Calibration Reset: Includes fresh air calibration reset function to maintain accuracy and reliability during use.
- Flexible Probe: The 19.8” (50.2cm) gooseneck probe allows access to tight or hard-to-reach areas, improving detection efficiency.
- Battery Management: Low battery indicator alerts users to replace the battery, and auto power-off after 10 minutes conserves energy.
- SAE Compliance: Designed to meet SAE J1627 standards, ensuring industry reliability and performance.
- Complete Package: Comes with an installed sensor, leak test bottle, 9V battery, and a protective hard case, providing everything you need in one package.
- Warranty: Backed by a 1-year warranty for assurance of quality and support.
Triplett RLD400 Detailed Specifications
| Type | Refrigerant Leak Detector |
| Detects | SF6, HFC, CFC, HCFC, Halogen Gas |
| Sensor | Replaceable Heated-Diode (RLD400-S) |
| Sensitivity | High/Low Settings |
| LED Indicators | 7 LED Three-Color |
| Probe Length | 19.8" (50.2cm) Gooseneck |
| Calibration | Fresh Air Calibration Reset |
| Battery Indicator | Low Battery Alert |
| Auto Power Off | After 10 Minutes |
| Standards Compliance | SAE J1627 |
| Included Items | Sensor, Leak Test Bottle, 9V Battery, Protective Carrying Case |
| Warranty | 1 Year |
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