All Categories

Repair testing / 8 sub-categories

Automotive Repair & Testing Equipment

Diagnostic tools for leak tracing, visual inspection, battery health, circuits, pressure, spark, oil, and electrical readings.

Leak tracingSmoke Leak DetectorFind EVAP, intake, vacuum, exhaust, and sealed-system leaks faster. Visual inspectionSmart Articulating BorescopeInspect cylinders, pipes, panels, and hidden spaces with controlled camera movement. Battery healthBattery System TesterCheck battery, starting, charging, and electrical supply conditions. Circuit diagnosisAutomotive Circuit TesterTrace power, ground, continuity, shorts, and component activation faults. Fluid checkOil Analysis TesterEvaluate oil condition and contamination clues before deeper diagnosis. CompressionEngine Pressure TesterMeasure cylinder, fuel, vacuum, and pressure performance. Ignition testSpark Plug TesterVerify ignition spark behavior and plug performance before replacement. Electrical meterAutomotive Diagnostic MultimeterRead voltage, resistance, current, frequency, and automotive signals.

Repair maintenance / 6 sub-categories

Automotive Repair & Maintenance Equipment

Service equipment for fluid exchange, A/C diagnostics, refrigerant recovery, oil handling, and cooling-system work.

ATF serviceTransmission Fluid ExchangerExchange automatic transmission fluid with controlled flow. Brake fluidPulsating Brake Fluid ExchangerFlush brake fluid with pulsed pressure for consistent bleeding. A/C gaugeSmart Digital Manifold GaugeMonitor refrigerant pressure, vacuum, temperature, and A/C data. A/C recoveryRefrigerant Recovery MachineRecover, vacuum, and recharge refrigerant for repeatable A/C service. Oil handlingPneumatic Oil Drainer & ExtractorDrain and extract used oil cleanly in service environments. Cooling serviceCooling System Tester and FillerPressure test, vacuum fill, and reduce trapped air.

Carbon cleaning / 3 sub-categories

Carbon Deposit Cleaning Equipment

Carbon-removal equipment for injectors, intake valves, components, and workshop cleaning jobs.

Injector benchFuel Injector Cleaner & TesterClean injectors and compare spray, flow, leakage, and atomization. Walnut blastingWalnut Sand De-Carbon CleanerRemove intake valve carbon deposits using walnut media. Dry ice cleaningDry Ice Blasting MachineClean carbon, grease, and grime with reduced residue.

Wheel tire / 3 sub-categories

Wheel and Tire Repair Equipment

Equipment for alignment, lifting, tire repair, tire mounting, and service-bay workflows.

Alignment3D Wheel Aligner MachineMeasure alignment angles and support tire-wear correction. Bay liftingLifting EquipmentLift vehicles for underbody, tire, brake, and suspension work. Tire serviceServe the TireSupport tire mounting, balancing, repair, and routine tire service.

Tool storage / 1 sub-category

Workshop Tool Storage Series

Storage products for keeping workshop tools, test equipment, and accessories organized.

Shop organizationWorkshop Tool StorageKeep diagnostic tools and repair equipment organized by bay.

EV charging / 1 sub-category

Electric Vehicle Charger Series

EV charging products for new-energy vehicle service, workshop use, and installation scenarios.

New energyEV ChargingBrowse electric vehicle charging products for garage and shop use.

OBD diagnosis / 4 sub-categories

OBD Diagnostic Tools

OBD-related testers, cable products, used-car inspection tools, and key frequency diagnostics.

Used car checkUsed Car Diagnostic TesterInspect used vehicles and identify hidden system faults. Key signalAutomotive Key Frequency TesterCheck remote key frequency signals and key diagnostics. Connector cableOBD CablesFind diagnostic cables and connectors for vehicle interfaces. Cable setOBD Cable SeriesBrowse OBD cable families for models, adapters, and setups.

Accessories / 8 sub-categories

Accessories

Replacement parts, adapters, consumables, cables, and add-ons for major diagnostic and service equipment.

Alignment parts3D Wheel Aligner AccessoriesTargets, clamps, parts, and support items for alignment machines. Leak accessoriesSmoke Leak Detector AccessoriesAdapters, hoses, caps, and consumables for smoke testing. Camera partsAutomotive Inspection Camera AccessoriesCamera probes, hooks, mirrors, cables, and inspection attachments. Injector partsFuel Injector Cleaner & Tester AccessoriesAdapters, tubes, seals, and service parts for injector benches. Walnut partsWalnut Blasting Machine AccessoriesNozzles, hoses, adapters, and parts for walnut de-carbon cleaning. Dry ice partsDry Ice Blasting Machine AccessoriesNozzles, tubes, fittings, and support for dry ice blasting. A/C partsA/C Refrigerant Recovery & Recharge Machine AccessoriesHoses, couplers, filters, fittings, and service parts for A/C machines. Battery partsBattery Tester AccessoriesClamps, cables, adapters, and add-ons for battery testers.

News & Events

New Release: SDT100 vs SDT102 Smoke Leak Testers

Φεβρουάριος 18, 2026

News & Events

Automotive repair, especially leaks in engine vacuum systems, EVAP systems, and intake systems, has always been a challenge for car owners and repair technicians. Traditional methods often require disassembling parts and repeatedly testing for leaks, while smoke leak detectors can visualize leak locations and improve diagnostic efficiency. Building on its smoke leak detector series, AUTOOL launched the new SDT100 smoke leak detector and SDT102 smoke machine. This comparison explains their applications, operation difficulty, detection capability, and user fit, so you can choose the model that matches your work.

Product Introduction

Two smoke testers, two levels of diagnostic coverage

SDT100 vs SDT102 Smoke Leak Testers

The SDT102 is the latest upgraded model from AUTOOL. It supports routine vacuum leak detection, includes a pressure gauge display, and has enhanced detection capabilities for EVAP systems. This makes it suitable for DIY enthusiasts and professional repair shops that need broader system coverage.

The SDT100 is a classic entry-level smoke tester. It has earned market recognition for stability, efficiency, and cost-effectiveness, and it is a practical tool for many repair technicians who mainly handle common vacuum and intake leak diagnosis.

Highlights of Comparison

Choose by application range, operation difficulty, and detection needs

SDT100 and SDT102 Feature Comparison

Feature / Specification	SDT100	SDT102
Primary Application	Vacuum leak detection for intake systems, vacuum hoses, actuators, and routine checks.	Comprehensive testing for both vacuum and EVAP systems.
Smoke Output Adjustment	Basic adjustable smoke output.	More precise smoke control.
Target Users	Repair shops and DIY users who need a simple vacuum leak tester.	Professional technicians and advanced users who need EVAP support.
Ease of Operation	Easy to use and suitable for quick diagnosis.	Moderate complexity because it covers more functions.
Detection Accuracy	High accuracy for common vacuum leaks.	Higher precision for more complex leak-location work.
Cost Performance	Excellent value as an entry-level model.	More advanced features for users who need wider capability.

Detection Capability

SDT100 focuses on fast routine diagnosis; SDT102 expands to EVAP and more complex faults

Detection Capability and Practicality

The SDT100 offers stable and intuitive performance for testing common vacuum pipe leaks, intake system leaks, and vacuum actuators. It is lighter and easier to use, making it suitable for quick leak detection and routine maintenance.

The SDT102 builds on SDT100 functionality and adds support for EVAP system testing. It is more suitable for users who need to test evaporative emission systems and more complex system faults. It also has more precise smoke adjustment and a wider range of accessories, helping technicians handle more difficult leak-location tasks.

If your work mainly involves ordinary intake and vacuum leaks, SDT100 is the simpler choice. If you often diagnose EVAP faults or want broader accessory support, SDT102 is the stronger option.

Summary

Why Use a Smoke Leak Detector?

Using a smoke leak detector is one of the most intuitive and efficient ways to troubleshoot automotive vacuum and emission system leaks. Compared with traditional methods that rely on repeated attempts using hands, ears, and pressure gauges, smoke testing makes the leak location easier to see.

Quickly locate the leak pointThe smoke emission point clearly indicates the leak location.
Reduce disassembly timeFind hidden leaks without removing many parts.
Improve repair accuracyReduce guesswork based on experience and save repair cost.
Support complex systemsUseful for EVAP emission systems, vacuum lines, and manifold leaks.

Tell AUTOOL your application and we will help you choose the right smoke leak detector for your business.

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