ALT550 Automotive Leak Tester & Locator
– Expanded System Coverage
– Versatile 3-in-1 Functionality
– Integrated Air Compressor
– Smart Digital Interface
– Pro-Grade Pressure Control
– Comprehensive System Compatibility
UDIAG ALT550 is an advanced automotive leak detector designed for EVAP systems, turbochargers, and heavy-duty pressure systems in trucks, buses, and industrial equipment. Featuring dual-range pressure gauges (0-2.0 bar), an MCU-controlled LED touchscreen, and industrial-grade smoke generation, it delivers fast, precise leak detection for both light and heavy-duty applications. Its rugged housing and built-in high-power pump eliminate the need for external compressors, making it ideal for fleet maintenance, diesel repair shops, and emissions testing.
Features
Integrated Air Pump
ALT550 smoke leak detector features a built-in mini air compressor, enabling instant smoke generation without the need for external air sources.
MCU Control with LED Display
UDIAG ALT550 automotive smoke leak detector is equipped with a micro-controller unit (MCU) for precise control and an LED display for clear, real-time monitoring of test parameters.
Dual Pressure Gauges
ALT550 automotive smoke tester includes two pressure gauges to monitor both low and high-pressure systems, enhancing diagnostic accuracy.
Dual Flowmeters
ALT550 car smoke leak detector features two flowmeters to regulate and display the flow rate of smoke, allowing for precise adjustments during testing.
Multiple System Compatibility
Designed to test various vehicle pipeline systems, including intake, exhaust, fuel, coolant, and more, making it versatile for different diagnostic needs.
EVAP Test Mode
ALT550 auto smoke machine leak detector is designed for low pressure system diagnostics (0-0.5 bar) targeting Evaporative Emissions Control (EVAP) systems with unmatched accuracy.
Turbo Test Mode
ALT550 automotive leak detector is able to test turbocharger systems by producing higher pressure smoke, helping to identify boost leaks.
HD Test Mode
The exclusive HD Test Mode is engineered for industrial-grade leak detection in heavy-duty vehicles and equipment.
Smoke Test Mode
Utilizes smoke to visually identify leak points in various systems, facilitating quick and accurate diagnostics.
Air Test Mode
Employs air pressure to test system integrity without smoke, useful for preliminary checks or in environments where smoke usage is restricted.
Wide Vehicle Applicability
ALT550 automotive smoke leak detector is suitable for a broad range of motor vehicles, including cars and motorcycles, enhancing its utility in diverse automotive repair scenarios.
Advantages
- Expanded System Coverage
- Versatile 3-in-1 Functionality
- Integrated Air Compressor
- Smart Digital Interface
- Pro-Grade Pressure Control
- Comprehensive System Compatibility
| Voltage | DC12V |
| Current | 6A |
| Test Pressure | EVAP/5-8kPa, TURBO/1.2Bar, HD/2-8Bar |
| Air Flow | 1-25 L/Min |
| Oil Volume | 30 ML |
| Oil Consumption | 0.5 ML/Min |
| Test Hose Length | 2.5 M |
| Power Cable Length | 2.0 M |
Feature & Specification Comparison
Model | ALT550 | ALT500 | ALT400 | ALT300 |
Dual Mode Detection ( Smoke & Air Mode) | √ | √ | √ | √ |
Bulit-in Air Pump | √ | √ | √ | √ |
LED Display | √ | √ | × | × |
Self Protection System | √ | √ | √ | √ |
Pressure Guage | √ | √ | √ | √ |
Adjustable Flowmeter | √ | √ | √ | × |
Oil Level Guage | × | × | √ | √ |
Test Oil Capacity | 30ML | 30ML | 30ML | 30ML |
EVAP Test Pressure | 5-8 KPa | 5-8 KPa | 3-4 KPa | 3-4 KPa |
Turbo Test Pressure | 0.8-1.2 Bra | 0.8-1.2 Bra | × | × |
HD Test Pressure | 2.8 Bra | × | × | × |
Output Flow Rate | 1-25 L/Min; 1-60 L/Min (external air source) | 1-25 L/Min | 1-25 L/Min | 1-25 L/Min |
Time Of Smoke Appearance | EVAP & TURBO: Adjust freely 5/10/15s | Adjust freely 5/10/15s | 5s | 5s |
Power Supply | DC12V/6A | DC12V/6A | DC12V/6A | DC12V/6A |
Wide Vehicles Compatibility | √ | √ | √ | √ |
Applicable Test Systems | Intake System, Exhaust System, Fuel Tank System, Coolant Tank Test, Combustion Chamber Test, Car Sealing Test, Various Pipe Fittings Test, A/C System Leak Test, Air Brake System Test | Intake System, Exhaust System, Fuel Tank System, Coolant Tank Test, Combustion Chamber Test, Car Sealing Test, Various Pipe Fittings Test, Turbo System | Intake System, Exhaust System, Fuel Tank System, Coolant Tank Test, Combustion Chamber Test, Car Sealing Test, Various Pipe Fittings Test | Intake System, Exhaust System, Fuel Tank System, Coolant Tank Test, Combustion Chamber Test, Car Sealing Test, Various Pipe Fittings Test |