Which fluids can you test with the Facom 780B?

The refractometer features 4 measurement scales for Adblue, engine coolant, battery acid, and windscreen washer fluid.

Is this refractometer suitable for Euro 6 diesel engines?

Yes, it accurately measures the urea concentration of Adblue used in Euro 6 diesel engines.

How do you read the fluid concentration?

Place a few drops of fluid onto the optical prism and read the precise measurement directly through the eyepiece.

Can the Facom 780B be recalibrated?

Yes, it can easily be recalibrated using the adjustment screw and distilled water.

FACOM 780B refractometer with 4 scales (Adblue-coolant-battery-liquid-window washer)

Name: FACOM 780B refractometer with 4 scales (Adblue-coolant-battery-liquid-window washer)
Brand: FACOM
SKU: 02374448
Price: 143.39 EUR
Availability: InStock

Supplier number: FACOM 780B | EAN 3148519411515

143.39 tax incl.

€118.50 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 3 products in stock.

Ordered before 20:00 - delivered tomorrow 10/10/2026
Free shipping
Delivery by DHL
Lifetime warranty on Facom? Or limited in time? Read more about it here.

✆ Talk to a specialist

Accurate liquid diagnostic with Facom

Practical benefits

Four measurement scales: You test AdBlue, coolant, battery fluid, and washer liquid with one single optical tool.
Ready for Euro6: You quickly verify the precise urea concentration in diesel exhaust fluids.
Clear visual results: You obtain dependable readings instantly to maintain optimal vehicle performance and emissions standards.

In a nutshell

The right choise for

With the Facom 780B refractometer, you can quickly and accurately test four essential vehicle fluids using a single optical instrument. You effortlessly measure the condition of AdBlue, engine coolant, battery acid, and windscreen washer fluid. Thanks to the dedicated scale for Euro 6 diesel engines, you immediately verify the precise urea concentration in AdBlue, helping you prevent malfunctions in selective catalytic reduction systems. Simply apply a few drops to the prism and read sharp, clear values directly through the eyepiece. This allows you to check antifreeze protection and battery charge status without guesswork. Easily recalibrated using distilled water and the adjustment screw, it provides dependable diagnostics for any workshop.

Product information FAQ

€143.39

In stock - tax incl.

Key features according to our expert

Length: 700 mm
Supplier warranty: FACOM - Legal warranty applicable

Product description

Refractometer 4 measurements

Features

Four reading scales :
- Adblue
- Coolant
- Battery fluid
- Windscreen washer
Suitable for Euro6 diesel engines.
Measures the concentration of urea of the Adblue used.
Correct, reliable and accurate information.

All Features

Length: 700 mm
Supplier warranty: FACOM - Legal warranty applicable
Warranty: Legal warranty applicable

Brand FACOM
02374448
EAN 3148519411515
Supplier number FACOM 780B
Warranty Lifetime warranty on Facom? Or limited in time? Read more about it here.

Frequently asked questions about this product

Answered by specialists

Which fluids can you test with the Facom 780B?: The refractometer features 4 measurement scales for Adblue, engine coolant, battery acid, and windscreen washer fluid.
Is this refractometer suitable for Euro 6 diesel engines?: Yes, it accurately measures the urea concentration of Adblue used in Euro 6 diesel engines.
How do you read the fluid concentration?: Place a few drops of fluid onto the optical prism and read the precise measurement directly through the eyepiece.
Can the Facom 780B be recalibrated?: Yes, it can easily be recalibrated using the adjustment screw and distilled water.