Water tank radiator 42N-03-11780 for Komatsu excavator loader WB97R-5E0 WB97S-5E0 WB93R-5E0 WB93S-5E0
Precise OEM Compatibility
1:1 dimensioned as original Komatsu parts 42N-03-11780 and 42A-03-11780, perfectly fits Komatsu wheel loaders and excavators, enabling direct bolt-on installation without extra modification.
Efficient Heat Dissipation
Built with high-density cooling fins and premium heat-conductive core, it delivers outstanding heat exchange performance and keeps engine temperature stable even under long-time heavy-load working conditions.
Heavy-Duty Durability
Reinforced tank structure with anti-corrosion surface treatment, highly resistant to vibration, high pressure and rust, adapts to harsh construction and mining environments with extended service life.
Product Details
Product Overview
This water tank radiator is a professional engine cooling component designed as a direct replacement for Komatsu wheel loader and excavator models, with OEM part numbers 42N-03-11780 and 42A-03-11780. As the core part of the engine cooling system, it quickly transfers and dissipates excess heat from engine coolant, effectively avoiding engine overheating failures and ensuring stable, continuous operation of your construction equipment.
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