Booster Brake DOT 5.1

Serienummer: 2812

The Booster Brake DOT 5.1 is a high quality synthetic brake fluid, intended for hydraulic brake systems.


Density at 20 ⁰C, kg/l 1,069
Viscosity -40 ⁰C, mm²/s 810
Viscosity 100 ⁰C, mm²/s 2.16
Flash Point PM, ⁰C 150
Boiling point (reflux), ⁰C 275
Wet Boiling point, ⁰C 187
pH - 50% in ethanol solution 7,5


The Booster Brake DOT 5.1 is a synthetic brake fluid having the following properties:

– a very good compatibility with seals and gaskets
– minimal corrosion tendency
– very high boiling point, safe braking
– optimal viscosity at low temperatures
– mixable with DOT 3 and DOT 4

This high graded brake fluid is applicable for all hydraulic brake systems with drum or disk brakes requiring a synthetic brake fluid and where a brake fluid of the type DOT 5.1 is prescribed. This brake fluid is extremely well applicable if high brake system temperatures are to be considered and if very low temperatures in combination with ABS-systems are to be expected. Also very suitable for application in motorcycles.

Performance level

FMVSS 116 DOT 5.1
ISO 4925 Class 5.1
ISO 4925 Class 3&4
SAE J1704
SAE J1703

By product choice always follow the requirements and instructions of the manufacturer.


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