DY5751 Refrigerant Leak Detector Key benefits Detects small refrigerant leaks quickly and accurately using pre-sensor technology, providing reliable readings for fast, confident maintenance decisions. Portable, rugged design lets technicians carry and use the unit on-site; helps reduce downtime and prevent costly system damage from undetected leaks. Real-time visual and audible alerts (LCD display and sound alarm) make it easy to find leak sources even in noisy or low-light environments. What makes it stand out High-sensitivity pre-sensor detection for early identification of leaks before they grow into larger problems. Durable ABS housing built for workshop and field use. Simple, clear feedback through the LCD and sound alarm for fast troubleshooting without complex setup. Important attributes Function: Pinpoint refrigerant leaks and provide reliable data to support maintenance and repair. Compatibility: Works with multiple refrigerants including R410 — suitable for a wide range of HVAC and automotive systems. Material and build: Tough ABS construction for impact resistance and longevity in demanding environments. Size and portability: Compact, handheld form factor for ease of transport and use in tight spaces. Performance: High sensitivity with immediate visual and audible warnings for efficient leak localization. Practical applications (use scenarios) Automotive repair shop: Quickly inspect vehicle air conditioning systems to locate refrigerant leaks and verify repairs before returning vehicles to customers. Household appliance maintenance: Service refrigerators, split-system and window air conditioners to detect leaks early and prevent energy loss or equipment failure. Construction and HVAC commissioning: Use on-site during installation or preventive maintenance to ensure ducted and packaged systems are leak-free and operating efficiently. What you get A reliable, easy-to-use leak detector (DY5751) designed for technicians and service professionals who need fast, accurate leak identification and clear real-time feedback during inspections and repairs.