Robinair (ROB75240) Coolant & Battery Refractometer

Features and Benefits:

• Used for measuring the freezing point of either propylene or ethylene glycol based cooling systems
• Used for checking the strength of electrolyte solution batteries
• This precision instrument features high-quality optics with ultra smooth focusing
• Scale range: 32° F to -60° F
• It is used on transportation vehicles, such as cars, tractors, tanks, ships, etc., which use propylene or ethylene glycol for coolant and sulphuric acid for charging liquid. It can also be used for checking the strength of electrolyte solution batteries.

Coolant and Battery Refractometer