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One of these requirements is extensive field testing, and Cat ELC has successfully completed over 50 million miles of testing in Cat engines. EC-1 defines the performance requirements an engine coolant must meet to be sold as an extended life coolant for Cat engines. Better protection for longer life New standards for performance Cat ELC exceeds the new EC-1 industry standard developed by Caterpillar for cooling the engine and protecting the cooling system.

KLLM’s results demonstrate the longer lifeĪnd better protection available with Cat ELC. Thermostat on the right is from an engine Initial fill No Cat Extender required No Cat SCA required Extended Life Coolant Inhibitor addition Cat Extender at Cat SCAģ00,000 miles/3000 hours Every 15,000 miles/250 hoursĪdditive technology Carboxylic Acid Nitrites, Silicates (some) How Cat ELC compares to Cat DEACĬoolant change interval 600,000 miles/6000 hours 200,000 miles/3000 hours We can help you determine the right coolant for your Cat machines and engines, or you can refer to your “Operation and Maintenance Manual” or Service Publications SEBU6250 (Caterpillar Machines), SEBU6251 (Caterpillar Commerical Engines), or SEBU6385 (Caterpillar On-Highway Trucks). The system should be drained and flushed with clean water at 600,000 miles for truck engines and 6,000 hours for machines and commercial engines (no cleaning agents are required if you are already using ELC). Cat Extender should be added at 300,000 miles for truck engines and 3,000 hours for machines and commercial engines. Cat ELC Concentrate can be used to lower the coolant’s freezing point temperature below that of Premixed, which is -34☏ (-37☌). This formula ensures that water quality does not compromise engine coolant life and performance-so there’s no guessing about correct antifreeze-to-water mix or worrying about hard water scale. Cat ELC Premixed contains 50% ELC and 50% deionized water and is intended for initial fill and top-off. It meets ASTM D4985 and ASTM D5345 standards for heavy-duty, low- silicate antifreeze/coolants and ASTM D and ASTM D4656 for automotive applications. Recommended use Cat ELC can be used in all Cat diesel engines and most OEM diesel, gasoline, and natural gas engines, allowing you to inventory one coolant for your entire mixed fleet. It requires no supplemental coolant additives (SCAs) instead, Cat Extender is added once, at half the life of the coolant.

Specifications are subject to change without notice.ĭeveloped, tested, and approved by Caterpillar, Cat® Extended Life Coolant lasts at least twice as long as Diesel Engine Antifreeze/Coolant (DEAC) in Cat machines and commercial engines and three times as long in Cat truck engines. The values shown are typical values and should not be used as quality control parametersĮither to accept or reject product.Provides maximum protection against rust and corrosion.Extended Life Coolant (ELC) For all Caterpillar® and most OEM diesel, gasoline, and natural gas engines PREVENTIVE MAINTENANCE PRODUCTS Conventional Characteristics*īoiling protection, ☏ (☌) 15 lb.Prevents cold weather freeze ups and hot weather boil-overs.Organic Acid Technology (OAT) formulated with Nitrite and Molybdate for heavy duty applications.Does not contain Amines, Phosphate, or Silicate.Guaranteed performance for 6 years/ 600,000 miles with the addition of Extender at 300,000 Miles/3 Years.Azure Coolant’s blending procedure is used to blend with ASTM E1177 grade glycol to meet the following industry and performance specifications: Azure ELC Antifreeze/Coolant RED meets Cummins, DDC, Cat EC-1, and other heavy-duty diesel engine requirements and is compatible with many long life and conventional brands of ethylene glycol-based coolants. Azure Heavy Duty Extended Life (ELC) Antifreeze Coolant with advanced organic acid technology and heavy-duty corrosion inhibitors is formulated to protect diesel engines from liner pitting and provide maximum protection against damaging rust and corrosion in transportation cooling systems.
