Real Instruments 6-in-1 Automotive Refractometer with ATC for Fluid Testing

The Real Instruments 6-in-1 Urea Refractometer (RFA-70) is a multifunction optical tester designed for quick and accurate testing of AdBlue®/DEF, battery electrolyte, ethylene glycol, propylene glycol, and windshield washer fluid. It provides reliable measurements to help maintain vehicle performance and prevent cooling system failures. Built with Automatic Temperature Compensation (ATC), a durable aluminum body, and a precision optical scale, it is an excellent choice for automotive workshops, service centers, fleet maintenance, and industrial inspections.

Learn more in our blog:

• 10 Industries That Use Refractometers for Quality Control in 2026

Key Features

• 6-in-1 multifunction fluid testing
• Tests AdBlue® and DEF concentration
• Measures ethylene & propylene glycol
• Battery electrolyte condition testing
• Windshield washer fluid testing
• Automatic Temperature Compensation (ATC)
• Durable aluminum alloy construction
• Clear and easy-to-read optical scale
• Lightweight and portable design
• Fast, accurate, and repeatable measurements

Applications

• Automotive Service Centers
• Vehicle Maintenance Workshops
• Fleet Maintenance
• Diesel Engine DEF Testing
• Battery Inspection
• Radiator Coolant Testing
• Industrial Equipment Maintenance
• Agricultural Machinery
• Quality Control Laboratories
• Preventive Vehicle Maintenance

Specifications

Related Products

• AdBlue Refractometer
• Battery Electrolyte Refractometer
• Antifreeze Refractometer
• Brix Refractometer
• Salinity Refractometer
• Honey Refractometer
• Alcohol Refractometer
• Digital Refractometer
• Coolant Tester
• Water Quality Tester