The evaporative condenser listed here carries 380 V, 16400W(21.99hp), documented exactly as the manufacturer publishes it. Made by Shandong Donghang Refrigeration Co., Ltd. (1 year on the platform, typical reply ≤1h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Evaporative Condenser
- Power(W): 16400W(21.99hp)
- Voltage: 380 V
- Material: Aluminum-Zinc Coated
- Noise Level: 70dB
- Warranty: 1 Year
- Place Of Origin: Shandong, China
Technical Specifications
| Voltage | 380 V |
|---|---|
| Cooling Type | Counter Flow |
| Power(W) | 16400W(21.99hp) |
| Material | Aluminum-Zinc Coated |
| Core Components | Steel Pipe |
| Machinery Test Report | Provided |
| Warranty | 1 Year |
| Video Outgoing-Inspection | Provided |
| Control Method | Central Control for Refrigeration Room |
| Noise Level | 70dB |
| Key Selling Points | Energy Saving, Eco-Friendly, High Safety Level |
| Place Of Origin | Shandong, China |
| Weight (Kg) | 9260 |
| Brand Name | Donghang |
| Dimension(L*W*H) | 5070*2850*3770 |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
PRODUCT HIGHLIGHTS
- Compact Footprint & Space Optimization: Utilizing an engineered vertical airflow design, the counter-flow configuration drastically reduces the required installation space, making it the ideal solution for projects with limited site layout constraints.
- Maximized Thermal Efficiency: The air travels vertically upward while spray water flows downward, maximizing the log mean temperature difference (LMTD). This counter-current heat exchange achieves rapid cooling and superior energy savings.
- Robust Corrosion Resistance & Low Maintenance: Built with premium heavy-duty casing materials and advanced water distribution systems. It effectively prevents dry spots on the coil surface, minimizing scaling risk and lowering long-term operational costs.
Video Description | ||||
标题
Advanced Counter-Current Thermal Exchange: By engineering a true counter-flow dynamic, the fresh cooling air enters from the bottom air-inlet louvers and travels vertically upward, while the spray water is distributed uniformly downward over the coils. This opposing flow path maximizes the temperature difference at every stage of contact, ensuring rapid heat rejection and superior thermal efficiency.
Bare-Coil Architecture & Zero-Packing Longevity: This counter-flow configuration utilizes a high-density bare tube condensing coil matrix without any space-consuming PVC packing. Spray water and air perform heat transfer directly on the premium coil surfaces, completely eliminating the risks of packing aging, dust adhesion, and biological clogging under harsh industrial environments.
Optimized Airflow Dynamics & Uniform Wetting: Driven by top-mounted heavy-duty axial fans, the vertical airflow encounters minimized aerodynamic resistance due to the compact elliptical/circular tube arrangement. Combined with an advanced high-flow spray distribution system, the entire coil surface remains perfectly and uniformly wetted, preventing localized dry spots and drastically lowering long-term operational costs.
Optimized Heat Transfer & Long-Term Durability
Manufactured using high-grade industrial tubing (e.g., Hot-Dip Galvanized or Stainless Steel SUS304/316L). Featuring precision welding technology and a unique counter-current airflow design to maximize thermal efficiency. Rigorously pressure leakage tested up to 3.0 MPa prior to assembly to ensure leak-free operation in harsh environments.
Optimized Airflow Management & Quiet Operation
Equipped with large air volume, direct-drive axial flow fans specifically engineered for industrial cooling applications.
Utilizing advanced blade geometry to provide maximum airthrow while minimizing noise and energy consumption. Features premium heavy-duty bearings for low-maintenance, reliable operation over an extended service life.
Utilizing advanced blade geometry to provide maximum airthrow while minimizing noise and energy consumption. Features premium heavy-duty bearings for low-maintenance, reliable operation over an extended service life.
Premium Heavy-Gauge Piping & Leak-Free Connections
Engineered with top-grade, high-pressure carbon steel piping and industrial-grade flanged/grooved couplings. The robust fluid dynamic structure ensures seamless circulation under high-vibration conditions, guaranteeing maximum sealing integrity and zero-leakage performance.
Aerodynamic Anti-Splash Louvers & Optimized Airflow Intake
Engineered with a heavy-gauge, corrosion-resistant metallic louver matrix. The calculated aerodynamic angle maximizes fresh air intake while completely preventing internal spray water from splashing outward, drastically reducing water consumption and drift loss.
High-Flow Industrial Circulating Pump & Anti-Clogging Infrastructure
Equipped with a heavy-duty, high-efficiency centrifugal water pump tailored for severe industrial cooling tasks. Featuring an optimized large-flow hydraulic impeller design, it ensures stable and uniform spray distribution across the coil matrix while offering exceptional resistance to scaling, micro-clogging, and continuous long-term operational wear.
Multi-Circuit Engineering & Severe-Duty Equipment Casing
Featuring structured multi-circuit tube extensions protruding through a heavy-duty, corrosion-resistant galvanized steel
enclosure. The rigid casing panel alignment prevents structural warping and offers unparalleled defense against harsh outdoor elements and coastal environments.
enclosure. The rigid casing panel alignment prevents structural warping and offers unparalleled defense against harsh outdoor elements and coastal environments.
Reinforced Heavy-Duty Lifting Lugs & High-Tensile Fasteners
Engineered with premium heavy-gauge, anti-corrosive galvanized lifting lugs secured by multiple high-tensile strength bolts. This structural reinforcement ensures absolute balancing stability, zero-deformation risks, and ultimate safety compliance during demanding crane operations and global maritime transit.
Heavy-Duty Material Processing
Automated uncoiling and leveling lines handle premium raw materials to ensure high structural rigidity and baseline accuracy for refrigeration equipment frames.
CNC Precision Fabrication
High-capacity CNC laser cutting centers execute ultra-precise shaping on all heavy-duty industrial frames, minimizing material waste and ensuring exact dimensions.
High-Precision Bending Execution
Advanced press brakes perform strict automatic bending to minimize structural tolerances, ensuring pristine joint alignment and uncompromising housing rigidity.
Automated Fin & Plate Punching
Continuous hydraulic press configurations synchronize with precision uncoiling systems, dedicated to fabricating burr-free tube-support plates and high-efficiency fins.
Expert Coil Welding & Pressure Test
Multi-layer industrial welding achieves high-strength seamless joints for condensing coils, followed by a strict 3.0 MPa high-pressure leakage test to ensure long-term reliability.
Advanced Modular Assembly
Spanning over an expansive industrial facility equipped with heavy-duty cranes, our lines ensure streamlined handling and high-precision assembly for large-scale equipment.
Lean Production Alignment
Our plant maintains synchronized lean production lines capable of managing massive high-volume modular assemblies simultaneously, ensuring rapid and stable lead times.
Moisture-Proof & Secure Export Packaging
To ensure optimal protection during long-distance ocean transit, our industrial refrigeration equipment is securely sealed with high-strength, multi-layer protective wrap. This heavy-duty barrier effectively isolates moisture, dust, and coastal salt spray. Combined with professional container bracing and reinforced tie-down techniques, our logistics process ensures your machinery arrives clean, intact, and ready for immediate on-site installation.
FAQs
Why is there no fixed price list available for this equipment?
Our evaporative condensers are industrial-grade, custom-engineered systems. The final price varies entirely depending on your required refrigeration capacity, coil materials (Galvanized/Stainless Steel), and local ambient wet-bulb temperatures. Please share your project specs with our engineers for a precise quotation.
What are your accepted payment terms for international orders?
We typically accept T/T (30% deposit, 70% balance paid before shipment) or Irrevocable L/C at sight. For long-term contracting partners or large-scale infrastructure projects, customized payment milestones can be negotiated after technical compliance
verification.
verification.
What is the most efficient cooling tower?
The most efficient cooling tower is one that maximizes heat exchange while minimizing energy and water consumption. Donghang’s ZNX-type counterflow evaporative condenser represents the pinnacle of this efficiency. By utilizing a counterflow design where air enters from the bottom to meet falling water spray, it maximizes latent heat transfer. Our unique elliptical tube design further optimizes performance by reducing air flow resistance and allowing for a more compact arrangement. Unlike traditional towers, Donghang eliminates thermal packing, preventing the efficiency degradation often caused by aging or dust accumulation.
How many GPM per ton for cooling tower?
The industry standard is typically 3 GPM per ton, but actual requirements depend on heat exchange efficiency. Donghang’s ZNX series is engineered to optimize this ratio through superior thermal conductivity. Our elliptical tube coils allow for a tighter arrangement and lower refrigerant charge, which enhances heat transfer speed. This means a Donghang condenser can often achieve the required cooling effect with more precise water distribution. Our scientific spray system ensures even coverage over the coils, allowing users to solve refrigeration capacity issues without needing excessive, energy-wasting water flow rates.
How to make a cooling tower more efficient?
To enhance efficiency, you must focus on air-to-water contact and reducing internal resistance. Donghang’s ZNX model achieves this through its advanced collector design and elliptical tubes, which significantly lower air flow resistance. Replacing traditional round tubes with our elliptical design creates more space for air movement and heat discharge. Furthermore, our packing-free structure eliminates the risk of "clogged packing," a common cause of efficiency loss. Combined with our high-volume, direct-drive axial fans, the Donghang system ensures your refrigeration equipment operates at peak performance with lower power input.
What are the common problems in cooling towers?
The most frequent issues include scaling, clogging of packing, and shell corrosion. Donghang’s ZNX series is specifically designed to solve these problems. By removing thermal packing, we eliminate the primary site for scale buildup and dust accumulation, making it ideal for harsh environments like steel mills and foundries. For corrosion, we use Baosteel’s aluminum-zinc-magnesium plated plates, which offer far superior durability compared to standard plastic or galvanized steel. This robust construction prevents leaks and structural failure, ensuring your refrigeration system remains reliable and airtight.
What is the lifespan of a cooling tower?
While standard towers last 10-15 years, Donghang products are built for extended longevity. Our ZNX condensers utilize premium materials, including Baosteel Al-Zn-Mg plates and corrosion-resistant galvanized shutters. These materials withstand harsh weather and industrial chemicals better than traditional components. Additionally, our direct-drive axial fans have a longer service life and operate more smoothly than belt-driven alternatives. By choosing Donghang, users solve the problem of frequent equipment replacement, securing a long-term, high-return investment for their industrial refrigeration and cooling infrastructure.
How to decalcify a cooling tower?
Decalcifying usually involves chemical flushing and manual cleaning, which is difficult in towers with dense packing. Donghang’s ZNX design makes maintenance much easier. Since there is no internal packing to trap minerals, scale is easier to monitor and remove. Our units feature an active observation port, allowing operators to inspect the internal spray and coil conditions at any time. The open internal structure allows for direct access to the coils for cleaning. This transparency helps users maintain a clean system effortlessly, preventing the performance drops and high energy costs associated with calcium buildup.
Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1–4 set: US $14900 / set
- 5–9 set: US $14600 / set
- 10+ set: US $13999 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this evaporative condenser?
The standard minimum order quantity is 1 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the evaporative condenser be supplied for my local voltage?
The standard configuration is 380 V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Shandong Donghang Refrigeration Co., Ltd., based in China. The company 1 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Shandong Donghang Refrigeration Co., Ltd. range on HVACR Nexus.
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