5-in-1 Coolant DEF(Adblue) Refractometer ATC, Coolant Freezing Point Tester for Ethylene Propylene Battery Fluid Adblue Windshield Cleaner

The RHAN-605A handheld antifreeze, DEF(Adblue) and battery fluid refractometer can be used to measure the freezing temperature (in ℃) of automotive antifreezes and automotive windshield cleaning fluids, the urea concentration of DEF, and the specific gravity (SG) of battery fluids. The specific parameters are shown in the following table.

 

  • This model is a universial tool that is commonly used in automotive maintenance and battery servicing.
  • The instrument body is made of copper material to maximize measurement accuracy and durability.
  • It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures.

 

Measurement Specifications

Scale(s) Measurement Range Resolution Accuracy
Ethylene 
-50℃ to  -25℃
5℃
±5℃
Propylene
-50℃ to  -25℃
5℃
±5℃
Battery Fluid
1.100 to 1.300 SG
0.01sg
±0.01sg
Adblue 
30 to 35%
0.5%
±0.5%
Cleaner
-40 to -10℃
1℃
±1℃



Product Description

The handheld coolant DEF(Adblue) and battery fluid refractometer is widely used in car maintenance, repair workshops, and battery servicing. This tool helps ensure proper coolant and cleaning fluid protection in cold climates , proper DEF concentratiln monitoring, and accurate assessment of lead-acid battery charge levels.

The RHAN-605A model handheld antifreeze, DEF and battery acid refractometer has four functions:

  1. It measures the freezing point temperature of ethylene glycol or propylene glycol - based automotive antifreeze. The reading indicates the temperature at which the tested solution begins to freeze.
  2. It measures the freezing point temperature of windshield cleaning fluid.
  3. It measures the urea concentration in Diesel Exhaust Fluid (DEF) to determine whether the solution meets the required standards.
  4. It measures the specific gravity (SG) of battery fluid, to determine battery health.

 

 

Product Features

Refractometer prism

5-in-1 Diagnostic Tool

 Combines multiple fluid tests into one device—ideal for full vehicle servicing with a single instrument.

 

Copper Alloy Body

 Durable, thermally stable housing ensures long-term accuracy and resistance to workshop wear.

 

Crown Glass Prism

 Improves optical clarity and reduces distortion for sharper, more accurate readings.

 

Automatic Temperature Compensation

 Delivers consistent readings without manual adjustment across varying ambient conditions.

 

 

Typical Applications

- Vehicle Maintenance and Inspection

 Used during routine service to verify the condition and performance of essential automotive fluids.

- Fleet and Equipment Servicing

 Ideal for maintaining coolant, DEF, battery, and washer fluid standards across trucks, buses, and heavy-duty machinery.

- Mobile Technician and Garage Use

 Perfect for service vans and repair shops needing a compact, multi-purpose fluid tester.

- Regulatory Compliance and DEF Monitoring

 Verify urea concentration in DEF systems to maintain emissions compliance in diesel vehicles.

 

 

Product Parameters

Model RHAN-605A
Net Weight
0.25kg
Length
170mm
Diameter 29mm
Temperature Range

10℃ to 30℃ with ATC

20℃ without ATC

 

 

 

Packaging

We have three packaging options: leather, plastic, or cardboard. The cost per unit vary with different packaging.

If you have a preferred packaging option or require customized packaging with your own text or logo, please feel free to send us an inquiry.

Handheld Refractometer Packaging Options and Content

 

 

 

Instruction of Use

Handheld Refractometer Instruction of Use

 

After-Sale Services

At Lindian Technology, we take pride in providing only premium-quality refractometers. If any of our products is found to be defective upon arrival, we will replace the defective unit free of charge.

In addition, we offer a free replacement warranty for a period of three years, along with free lifetime maintenance and calibration services.



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