Cooltech OAT Long Life Coolant Concentrate is engineered to provide superior cooling system protection across a wide range of automotive and heavy-duty diesel engines. Designed to meet major OEM and industry standards, it delivers reliable freeze and boil-over protection.

Key Benefits

• ✓ Long service life up to 5 years / 1,000,000 km (at 50% dilution)
• ✓ Protects against corrosion, cavitation and liner pitting
• ✓ Silicate-free formulation for improved water pump life
• ✓ Compatible with aluminium, copper/brass and mixed-metal systems
• ✓ Helps prevent scale and sludge build-up

Protection Performance

• ✓ Freeze protection (50% mix): -34°C
• ✓ Boiling point (neat): 176°C
• ✓ pH (50% solution): 7.5–9

Mixing Instructions

Dilute with good quality water to a 50% v/v concentration for maximum protection. Do not mix with other coolant formulations.

Applications

Suitable for passenger vehicles, light commercial vehicles, heavy-duty trucks, mining equipment and industrial diesel engines.