









🔍 Detect leaks before they detect you — stay ahead with allsun Ultrasonic Precision!
The allsun EM282 Ultrasonic Vacuum Leakage Detector is a professional-grade tool designed for HVAC and automotive leak detection. Featuring dual sensors, dual LED visual alarms, and headphone audio feedback at a 40kHz ultrasonic frequency, it offers precise leak localization in both active and passive modes. Its adjustable sensitivity filters ambient noise, making it reliable in diverse environments. Compact and battery-powered, it delivers over 10 hours of continuous use with durable construction suited for temperatures up to 40°C and humidity below 80%.











| Brand | allsun |
| Style | simple |
| Power Source | Battery Powered |
| Color | Black, White, Yellow |
| Item Weight | 440 Grams |
| Alarm | Visual |
| Operating Humidity | 93 percent |
| Upper Temperature Rating | 40 Degrees Celsius |
| Sensor Type | Ultrasonic |
| Material | ABS |
| Manufacturer | Zhangzhou Haimao Dianzi Keji Co., LTD |
| UPC | 788537552307 |
| Part Number | EM282 |
| Item Weight | 15.5 ounces |
| Product Dimensions | 12.24 x 1.85 x 6.06 inches |
| Item model number | EM282 |
| Batteries | 2 9V batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Zinc Carbon |
| Description Pile | 6F22 |
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