Reliable cabin climate control starts with a high-performance blower. If your Hitachi ZX70 or EX70 excavator is experiencing weak airflow or unusual noise, a premium replacement for part number 51500-41110 (also known as 5150041110) is essential to maintain operator comfort and prevent AC system strain.
| Attribute | Details for Part Number 51500-41110 / 5150041110 |
|---|---|
| Model Compatibility | Hitachi ZX70, ZX70-5G, EX70, EX70-5 Series |
| Product Name | 70 Blower Assembly / AC Evaporator Blower Motor |
| Type | DC Centrifugal Blower Motor |
| Condition | Brand New, OEM Standard Replacement |
| Voltage | 24V (Standard Excavator Configuration) |
| Stock Status | In Stock / Ready for Fast Dispatch |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | Express (DHL, Fedex, EMS, UPS), Air Freight, Sea Cargo |
| Application | Excavator Cabin Maintenance, AC Repair, Electrical Overhaul |
| Core Features | Standard Market Grade | Our Premium OEM Replacement |
|---|---|---|
| 1. Motor Durability | Normal carbon brushes (500h life) | High-grade copper brushes (Over 2000h life) |
| 2. Noise Level | High vibration > 75dB | Dynamic balanced impeller < 60dB |
| 3. Housing Material | Recycled plastic (brittle) | 100% Virgin PA66+GF30 (Heat Resistant) |
| 4. Plug Compatibility | May require splicing | Plug-and-play original style connector |
| 5. Airflow Volume | Unstable output | Constant speed high-efficiency output |
| 6. Warranty Support | Limited or none | Full technical support & quality guarantee |
A failing 51500-41110 blower doesn't just make the cabin uncomfortable; it can lead to evaporator icing and compressor failure.
Our team helps operators:
Identify potential risks during routine maintenance before the motor seizes.
Recommend suitable replacement parts based on your specific Hitachi serial number.
Support both inspection advice and global parts supply for urgent repairs.
1. Why is my Hitachi ZX70 blower motor not spinning even when the AC is on?
Commonly, this is caused by a burnt motor winding in the 51500-41110 unit or a failed blower resistor. Check the fuse first. If the motor smells burnt, it requires immediate replacement to avoid electrical shorts.
2. There is a loud squealing noise when I turn on the 5150041110 blower. What is wrong?
Squealing indicates worn-out bearings or debris in the fan cage. Since these units are sealed for dust protection, replacing the entire 51500-41110 assembly is the most cost-effective long-term solution.
3. Why Choose This 70 Blower?
Our product features an OEM-standard tri-metal structure for the internal motor, ensuring heat dissipation that exceeds standard aftermarket parts. It is Trusted by repair shops & equipment fleets globally for its reliability in harsh construction environments.
We specialize in premium components for global brands including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. From complete engine assemblies to precision internal components, we provide the durability your machinery demands.
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