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Fonte: https://autoolstore.com/product/autool-as503-engine-oil-tester/

AUTOOL AS503 Optical Engine Oil Quality Tester

(22 recensioni dei clienti)

Il prezzo originale era: US $ 66.00.Il prezzo attuale è: US$ 39.00.

  • 3 anni di garanzia Unità principale 3 anni · Accessori 1 anno
  • Resi entro 90 giorni Resi idonei entro 90 giorni
  • Negozio ufficiale Prodotti originali · Assistenza diretta

AUTOOL AS503 · Engine Oil Tester with Transmittance Readout

Screen Engine Oil with Temperature Context

Use AS503 to screen engine-oil transmittance and temperature during maintenance. Separate gasoline and diesel modes, an 800 mm PTFE probe, and combined status prompts support quick comparisons under consistent sampling conditions.

  • Optical Oil-Transmittance Screen
  • Gasoline And Diesel Modes
  • 800 mm PTFE Probe
  • Oil Temperature Context
  • Display retroilluminato da 2.8 pollici
AUTOOL AS503 engine oil quality tester main product image with key functions

Funzionalità principali

Optical Engine Oil Reading with Gasoline and Diesel Modes

High-Precision Optical Probe

The integrated photoelectric transceiver sensor detects engine oil transmittance to help evaluate oil contamination and impurity level.

800mm Flexible PTFE Hose

The 800mm hose probe makes sampling easier around the engine bay. PTFE material resists oil, oxidation, and corrosion for longer service life.

Gasoline And Diesel Modes

Separate gasoline and diesel engine oil modes help users check different lubricant oil standards more accurately.

Oil Temperature Measurement

The built-in temperature sensor displays the actual oil temperature and supports °C / °F switching for easier reading.

2.8-Inch Backlit LCD

The backlit 2.8-inch screen shows battery level, selected engine type, transmittance, oil temperature, and result symbols clearly.

Sound Alarm And Result Reminder

The tester uses screen icons and sound reminders to help users decide whether the oil is acceptable, needs attention, or should be replaced.

Silicone Handheld Grip

The silicone grip supports single-handed operation when checking engine oil.

Battery-Powered Tester

The 175 × 72 × 29mm tester operates on 6V from four 1.5V batteries.

Engine Oil Transmittance

AS503 measures engine oil transmittance in gasoline and diesel modes to support oil condition checks.

Optical Probe Reading

The probe reads light transmission through engine oil and reflects contamination or suspended particles that affect transparency.

3 anni di garanzia e assistenza

Unità principale: 3 anni di garanzia. Accessori standard: 1 anno di garanzia. Politica di garanzia.

Flusso di lavoro del servizio

Select the Engine Mode and Sample Correctly

Progresso graduale1 / 7
01

Wipe The Probe

Wipe the test probe clean before use to reduce residue interference.

Uso sicuro

Treat the Score as a Screening Result

Engine Oil Only

AS503 is intended for gasoline and diesel engine lubricating oil. It is not a brake fluid, transmission fluid, or power steering fluid tester.

Optical Detection Limit

Because AS503 uses an optical detection probe, it is not suitable for engine oils containing molybdenum disulfide (MoS₂), organic molybdenum, graphene, or similar additives.

Suzuki J20A Not Supported

AS503 does not support the Suzuki J20A engine. Contact AUTOOL Store before ordering if this engine is your intended application.

Check Oil Additives

Do not use AS503 with oils containing molybdenum disulfide, organic molybdenum or graphene additives.

Intervallo di controllo consigliato

Use AS503 as a reference check every 5,000-10,000 km, depending on engine condition, oil type, driving environment, and maintenance schedule.

Interpret Engine Oil Transmittance in Context

Select only a listed fluid and use a clean, representative sample. The condition score is the tester’s screening output, not a direct measurement of viscosity, wear metal, contamination species or remaining service life.

Confronto di modelli

Scegliere il metodo di prova dei fluidi più adatto

Guida al modello

Scegli uno o più modelli. AS503 è selezionato per impostazione predefinita.

1 modello selezionato

AUTOOL AS503 Engine Oil Quality Tester is selected. Choose another model for a side-by-side comparison.

Confronto AS503

Confronto di AUTOOL Analizzatori di olio e fluidi per autoveicoli
Nome prodottoTester di qualità dell'olio motore AS503
Metodo di prova e applicazione
Tecnologia di rilevamento
Tecnologia della sonda ottica
Principio di funzionamento
Olio motore (trasmittanza)
Selezione della modalità di test
Motore a benzina/Motore diesel
Valore di riferimento del punto di ebollizione
×
Modalità normale
×
Misurazione e risposta
Commutazione dell'unità di temperatura
℃ / ℉
Intervallo di misurazione della temperatura
0-85 ℃
0-185 ℉
Durata del test
Risposta di 10 secondi
Display, sonda e alimentazione
Schermo retroilluminato
2.8 pollici
Lunghezza del cavo di prova
80cm
Tensione di alimentazione
6V
Materiale del tubo
Teflon

Manuale e supporto

Trova il manuale e le linee guida per il test dei fluidi

AUTOOL Copertina del manuale utente AS503
Manuale / PDF

AUTOOL Manuale utente AS503

Apri il manuale PDF per AUTOOL AS503 gasoline and diesel oil testing, optical-probe use, temperature measurement, result interpretation, cleaning, safety and troubleshooting support.

AUTOOL AS503 packing list showing main unit retail box and user manual

Dotazione

Scopri cosa contiene la confezione

  • Unità principaleAUTOOL AS503 engine oil quality tester with integrated flexible probe
  • ArticoloProbe Built-in 800mm PTFE / Teflon hose probe
  • DocumentazioneManuale utente
  • CONFEZIONEAS503 retail box
  • ArticoloPower Requirement Requires 4 × 1.5V batteries; inclusion should follow the final package listing

Domande degli acquirenti

Domande relative a fluidi, metodo e risultati

Cosa fa il AUTOOL Test AS503?

AS503 tests gasoline and diesel engine lubricating oil by checking oil transmittance with an optical probe. It also displays the current oil temperature to help users evaluate engine oil condition during maintenance.

Can AS503 Test Both Gasoline And Diesel Engine Oil?

Yes. AS503 supports separate gasoline engine and diesel engine oil mode selection. Select the correct engine type before starting the test.

How Should I Read The Transmittance Result?
  • When transmittance is between 100% and 50%, oil replacement is generally not required.
  • When it is between 50% and 30%, the screen shows a warning symbol.
  • When it drops below 30%, the tester beeps and suggests immediate oil replacement.
  • Use the result together with actual vehicle service requirements.
Which Engine Oils Are Not Suitable For AS503?

AS503 relies on optical detection, so it is not suitable for engine oils containing molybdenum disulfide (MoS₂), organic molybdenum, graphene, or similar substances. These additives may affect optical analysis results.

Does AS503 Support Suzuki J20A Engine Testing?

No. AS503 does not support the Suzuki J20A engine. Contact AUTOOL Store for compatibility help with another model or engine.

How Often Should I Test Engine Oil?

A practical reference is to check engine oil every 5,000-10,000 km, depending on oil type, driving conditions, vehicle age, engine condition, and the maintenance schedule recommended for the vehicle.

Che tipo di batterie utilizza l'AS503?

AS503 uses 6V power from 4 × 1.5V batteries. Battery inclusion should follow the final package listing, so do not assume batteries are included unless confirmed.

What Should I Do If The Hose Or Probe Gets Stuck?

Do not force the hose or probe out if it becomes jammed. Stop operation, check the surrounding position carefully, and contact support if you are unsure how to remove it safely.

What Is Included In The Box?

Package contents: AS503 main unit with integrated flexible probe, user manual, and retail box. AS503 requires 4 × 1.5 V batteries; battery inclusion follows the selected package listing.

Qual è la differenza tra AS503 e altri AUTOOL Analizzatori di fluidi?
  • AS503 is for gasoline and diesel engine oil transmittance testing.
  • AS501 and AS502 are brake fluid water content testers.
  • AS505 is for transmission fluid transmittance.
  • AS506 is a brake fluid boiling point tester.
  • AS507 is for power steering fluid transmittance.
Quanto dura la garanzia?

Unità principale: 3 anni di garanzia. Accessori standard: 1 anno di garanzia. Politica di garanzia.

Can AS503 Replace Professional Oil Laboratory Analysis?

AS503 provides quick oil-transmittance and temperature checks for maintenance screening. Use professional oil analysis when chemical composition or wear-metal data is required.

Recensioni

  1. T

    Thettalos ✓ Acquisto verificato -

    It looks like it works!

    I think it works for real!

    0 of 0 trovato utile questa recensione
  2. OW

    Oliver Woolf ✓ Acquisto verificato -

    I compared it with other brands' testers, and it delivers accurate results with…

    I compared it with other brands’ testers, and it delivers accurate results with fast detection speed. The product feels premium and is very easy to use.

    0 of 0 trovato utile questa recensione
  3. NM

    Nikolai Marinov ✓ Acquisto verificato -

    Super

    Super

    0 of 0 trovato utile questa recensione
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AUTOOL AS503 Optical Engine Oil Quality Tester
AUTOOL AS503 Optical Engine Oil Quality Tester

Il prezzo originale era: US $ 66.00.Il prezzo attuale è: US$ 39.00.

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