An efficient cooling solution specifically designed for Hitachi excavators, featuring an aluminum plate-fin structure that integrates water cooling, oil cooling, and intercooling. Its lightweight design enhances heat dissipation efficiency, while the vibration-damping frame effectively reduces operational impacts, ensuring sustained and stable engine performance in high-temperature environments.
| Model | Equipment Type | Cooling Type | Core Size (mm) | Notes |
|---|---|---|---|---|
| EX15 | Mini Excavator | Water Radiator | 237 × 380 | Compact equipment |
| EX30 | Mini Excavator | Water Radiator | 405 × 425 | Small machinery |
| EX35 | Mini Excavator | Water Radiator | 430 × 525 | Stable cooling |
| EX40 | Excavator | Water / Oil | 370 × 450 / 300 × 220 × 50 | Standard use |
| EX50 / EX50U | Excavator | Water Radiator | 423 × 448 / 510 × 475 | Medium-duty |
| EX55 | Excavator | Water Radiator | 435 × 450 | Compact design |
| EX60 / EX65 | Excavator | Water Radiator | 318 × 500 | Common models |
| EX60-5 | Excavator | Water / Oil | 500 × 480 / 520 × 480 × 40 | Industrial use |
| EX70-3 | Excavator | Water Radiator | 320 × 540 | Stable performance |
| EX75U | Excavator | Water Radiator | 470 × 500 | Compact system |
| EX100-2 / EX120-5 | Excavator | Oil Cooler | 720 × 550 × 50 / 710 × 690 × 45 | Hydraulic cooling |
| EX120-3 / EX120-6 | Excavator | Water Radiator | 320 × 820 / 660 × 770 | Continuous operation |
| EX135-5 | Excavator | Water Radiator | 418 × 750 | Multiple versions |
| EX150-5 / EX160-5 | Excavator | Oil Cooler | 710 × 690 × 45 | Medium-duty |
| EX200-1 / EX200-2 | Excavator | Oil Cooler | 730 × 620 × 50 / 715 × 680 × 50 | Standard industrial |
| EX200-5 / EX225 | Excavator | Water / Oil | 754 × 820 × 45 / 755 × 805 | High efficiency |
| EX220-5 / EX230-5 | Excavator | Water Radiator | 880 × 820 × 70 | Heavy-duty |
| EX270 / EX280 | Excavator | Water Radiator | 855 × 845 × 72 | High-load |
| EX300 / EX310 | Excavator | Oil Cooler | 940 × 710 × 80 | Large equipment |
| EX400-3 | Excavator | Oil Cooler | 900 × 810 × 80 | Mining application |
| ZAX27U / ZAX35U | Mini Excavator | Oil Cooler | 300 × 250 × 50 | Compact system |
| ZAX50U / ZAX55 | Excavator | Water / Oil | 455 × 430 × 52 / 300 × 250 × 50 | Small excavator |
| ZAX60 / ZAX70 | Excavator | Water Radiator | 510 × 525 | Standard cooling |
| ZAX75 / ZAX80 | Excavator | Oil Cooler | 370 × 350 × 50 | Hydraulic system |
| ZAX110 / ZAX120 | Excavator | Water / Oil | 765 × 685 × 52 / 570 × 745 × 50 | Medium machines |
| ZAX130 / ZAX135 | Excavator | Water Radiator | 765 × 685 × 52 | Stable operation |
| ZX200 / ZAX200 | Excavator | Oil Cooler | 772 × 785 × 40 | Common industrial |
| ZAX200-3 / ZAX210-3 | Excavator | Oil Cooler | 945 × 490 × 80 | EFI systems |
| ZAX210-3G | Excavator | Oil Cooler | 770 × 745 × 50 | Direct injection |
| ZAX230 / ZAX240 | Excavator | Oil Cooler | 770 × 745 × 50 | Standard system |
| ZAX240-3 / ZAX250-3 | Excavator | Oil Cooler | 1045 × 490 × 80 | High efficiency |
| ZAX250-5 / ZAX240-5 | Excavator | Water Radiator | 330 × 1020 / 430 × 1020 | Updated models |
| ZAX330 / ZAX350 | Excavator | Oil Cooler | 925 × 885 × 40 | Heavy-duty |
| ZAX330-3 / ZAX350-3 | Excavator | Oil Cooler | 1080 × 520 × 70 | EFI system |
| ZAX360 / ZAX370 | Excavator | Water Radiator | 810 × 920 / 370 × 1210 | Large system |
| ZAX450 / ZAX460 | Excavator | Oil Cooler | 925 × 1080 × 75 | Mining application |
| ZAX470 / ZAX500 | Excavator | Oil Cooler | 1036 × 670 × 32 | High-capacity cooling |
| ZAX470-6 | Excavator | Water Radiator | 580 × 1020 | New generation |
The above models and dimensions are for reference only. HITACHI excavators may vary depending on configuration and working conditions. Custom radiator and oil cooler solutions can be developed based on technical drawings and application requirements.
HITACHI excavators are widely used in construction, mining, and infrastructure projects where efficient cooling systems are essential for maintaining long-term performance. The HITACHI excavator radiator is designed to deliver reliable heat dissipation for both engine and hydraulic systems.
With an optimized aluminum plate-fin structure, the radiator ensures strong heat transfer efficiency and durability. Its design supports stable operation under continuous workloads, helping reduce overheating risks and extend equipment service life.
The following specifications provide general technical information for HITACHI excavator radiators. Detailed configurations can be customized based on machine models and working conditions.
| Brand Name | JSY |
|---|---|
| Product Name | HITACHI Excavator Radiator Assembly/Cooler |
| Materials | Aluminum Alloy |
| Operating Temperature | -40℃-60 ℃ |
| Tonnage | 1.5 t - 50 t |
| Applicable Excavators | HITACHI |
| Structure | Plate-Fin |
| Application | Hydraulic Cooling System |
| Cooling Medium | Oil/Water |
| Tonnage | 1.5 t - 50 t |
Manufactured with high thermal conductivity aluminum alloy, this radiator ensures excellent heat dissipation efficiency. It rapidly reduces intake air and hydraulic oil temperatures, helping maintain stable engine performance even under heavy-duty operating conditions.
Designed to withstand pressure fluctuations commonly found in excavator cooling and compressed air systems, the radiator offers outstanding structural strength, high reliability, and extended service life.
The aluminum construction provides strong resistance to atmospheric corrosion, ensuring long-term durability in outdoor, high-humidity, and dusty working environments.
With optimized material selection and manufacturing processes, this radiator delivers excellent performance at a highly competitive price, offering exceptional value for Komatsu excavator replacement and OEM applications.
Equipped with a newly designed vibration-damping frame, the radiator effectively absorbs mechanical vibrations. It performs reliably in harsh environments such as construction sites and mining operations, making it an ideal cooling solution for heavy-duty machinery.
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