CAT 542-6490 (5426490) ELC Advanced Extended Life Coolant 50/50 Premix – 1 Gallon Jug – 4 Pack – Genuine EC-1 Coolant, Do Not Add Water, Bittering Agent

CAT 542-6490 (5426490) ELC Advanced Extended Life Coolant – 4 Pack (1 Gallon Jugs) Cat ELC Advanced is a premium coolant developed, tested, and approved by Caterpillar to meet the same rigorous standards as all Genuine Cat Parts. This listing includes (4) 1-gallon jugs of Cat 542-6490 (5426490) Extended Life Coolant Advanced in a ready-to-use 50/50 premix formula. Advanced Metal Protection This specialized formula incorporates organic acid additive inhibitors for maximum corrosion protection of: Copper Solder Brass Steel Cast Iron Aluminum It provides excellent passivation and flux compatibility, making it suitable for use with CAB brazed materials and providing fast passivator properties. It also delivers outstanding aluminum protection in high-temperature applications and effectively eliminates nitrite depletion. Important: This product is a 50/50 premix. Do NOT add water or dilute. Cross Reference / Replacement Replaces prior Cat coolant part numbers including 339-3776 (3393776) NGEC and 238-8648 (2388648) ELC 50/50 Premix. Safety: Contains bittering agent. Keep out of reach of children and animals. What’s Included (4) x Cat ELC Advanced Extended Life Coolant 50/50 Premix – 1 Gallon Jug Part Number: 542-6490 / 5426490

• Genuine CAT ELC Advanced Coolant (4 Pack) – Includes (4) 1-Gallon Jugs of Cat 542-6490 / 5426490 Extended Life Coolant Advanced 50/50 premix, developed, tested, and approved by Caterpillar.
• Ready-to-Use 50/50 Premix – Do NOT Add Water – Pre-diluted formula is ready for direct fill. Do not add water or dilute for proper performance and protection.
• Advanced Metal Protection / Organic Acid Inhibitors – Specialized formula uses organic acid additive inhibitors for maximum corrosion protection across key metals including copper, solder, brass, steel, cast iron, and aluminum.
• Excellent Aluminum Protection for High-Temperature Systems – Delivers outstanding protection for aluminum components, especially in demanding high-temp applications, and supports longer service life.
• Replaces Prior CAT Coolant Part Numbers – Updated coolant part number 542-6490 (5426490) replaces 339-3776 (3393776) NGEC and replaces 238-8648 (2388648) ELC 50/50 Premix.
• Includes Bittering Agent for Safety – Contains a bittering agent to discourage accidental ingestion. Great choice for fleets, shops, contractors, and heavy-duty cooling systems.