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The 21N-03-41110 refers to a radiator core assembly for Komatsu heavy equipment, specifically excavators like the PC1250 series. Its function is to provide efficient cooling to the engine, prevent overheating, and maintain stable operating temperatures, thereby extending engine life and improving performance.
Features
It is part of the cooling system, designed to dissipate heat from the engine
Features a design optimized for maximum heat exchange.
Aluminium Radiator List
CAT | 223-8985, 387-4380, 223-5111, 387-4365, 371-2442, 371-2443, 423-4004, 223-5098, 109-3622, 113-9539, 7C-1420, 220-0538, 213-8188, 185-7980, 243-5063, 320-0214, 186-0117, 230-5006-, 236-8741, 245-4622, 250-4453, 250-4452, 3N-4363, 3N-4364, 230-2966, 383-6407, 186-9526 |
KOMATSU | 195-03-43400, 195-03-65181, 195-03-63114, 427-S05-1810, 21N-03-41110, 21N-03-43510, 21T-03-31160, 21T-03-31711, 95019940, 95809040, 427-03-22820, 6251-61-5110, 569-03-89191, 6212-62-4100, 423-03-32211, 426-03-37591, 426-03-37571, 21N-03-37412, 561-03-81642 |
HITACHI | 1386-621-100, 1381-639-801, 1381-639-8020, 1381-639-8030, 4682425, 4444691, 4658096, 4427952, 9227508, 4729782, 4421620, 335611, 4439687, YA00008446 |
LIEBHERR | 10000392, 5617986, 5617987, 11823532, 10800651, 11821219, 11821218, 5611936, 5611937, 10333648, 10333649 |
Maintance and Service
4-Year Warranty – Every radiator is backed by a 4-year warranty, ensuring long-term reliability and peace of mind.
Fast Delivery – Standard models in stock can be shipped within 24 hours, reducing downtime for your operations.
Customized Solutions – We provide tailor-made cooling systems to meet the exact requirements of your engines and working environments.
How We Produce
At SINRUI, every radiator is manufactured in our modern workshop with strict process control. From precision copper tube forming and fin assembly to high-strength frame welding, each step follows international standards to ensure durability and performance.
Our factory is ISO 9001 certified, and every unit undergoes rigorous leak testing, pressure testing, and thermal performance verification before delivery. This guarantees that customers receive radiators with consistent quality, long service life, and reliable cooling efficiency.
Pictures of Sinrui's production workshop
Radiator product quality inspection, packaging and delivery
