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  • DXH
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DXH Heavy-Duty High-Power Hydraulic Oil Cooler, suitable for mobile construction and agricultural machinery

SKU:

Application

Environments: Mobile, agriculture, construction machinery etc.

Suitable for mobile hydraulic systems or high-power cooling without AC power.
Features

Standard models include built-in pressure relief valve.

High strength fiber/nylon blade, dynamic balance correction.

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  • Fan Voltage:
    AC220V
    AC380V
    AC440V
    AC460V
    AC660V
    AC1140V
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  • DXH
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  • Description
About DXH 
The DXH Series high-pressure, heavy-duty air-cooled hydraulic oil coolers feature a reinforced, thickened frame and a core made of high-pressure, corrosion-resistant materials. They offer a high pressure rating and are resistant to impact, corrosion, and pressure fluctuations. With a sturdy structure that resists deformation and leakage, these coolers are designed to withstand the harsh, high-load conditions of dusty environments found in mining and metallurgy, ensuring safe and reliable long-term operation.
Modle data sheet 
Model DXH-3 DXH-4 DXH-5 DXH-6 DXH-7 DXH-8 DXH-9 DXH-10 DXH-11 DXH-12 DXH-13 DXH-14 DXH-15
Equivalent Cooling Power (KW/°C) 0.21 0.37 0.51 0.62 1.21 1.4 1.75 2.5 3.4 3.8 5 5.4 6.5
Rated Flow (L/min) 100 150 200 250 300 350 400 500 600 700 800 900 1000
Max. Working Pressure (bar) 20 20 20 20 20 20 20 20 20 16 16 16 16
Motor Displacement (ml/rev) 6 10 10 16 16 20 25 25 25 20×2 20×2 25×2 25×2
Max. Motor Pressure (MPa) 21 21 21 21 21 21 21 21 16 16 21 21 16
Max. Motor Speed (r/min) 2800 2800 2800 2800 2800 2800 2800 2801 2600 2600 2800 2800 2600
Motor Inlet/Outlet Thread M22×1.5 M22×1.5 M22×1.5 M22×1.5 M22×1.5 M22×1.5 M22×2.5 SAE-C-1-1/4" SAE-C-1-1/4" M22×1.5 M22×1.5 SAE-C-1-1/4" SAE-C-1-1/4"
Motor Drain Thread G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼" G¼"
Inlet/Outlet Thread G1" G1¼" G1¼" G1¼" G1¼" G1¼" G1¼" G1¼" G1¼" G2" G2" G2"
Thermometric Thread G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8" G3/8"
Noise Level (dB) 65 65 68 70 74 80 84 87 92 94 84 86 90
The noise value is measured at a distance of 1m from the cooler, which is only for referenceBecause it is affected by the surroundina environment,medium viscosity and reflection.
Dimensions

Model DXH-3 DXH-4 DXH-5 DXH-6 DXH-7 DXH-8 DXH-9 DXH-10 DXH-11 DXH-12 DXH-13 DXH-14 DXH-15
A (±5) 427 532 587 632 632 752 837 972 1082 1442 1642 1842 2047
B (±5) 503 563 603 623 623 763 919 1059 1208 763 913 1043 1193
C (±2) 350 350 350 450 450 450 500 600 600 450 500 600 600
D (±2) 290 390 450 490 490 560 645 700 700 560 645 700 800
E (±2) 310 310 310 400 400 400 450 550 550 400 450 550 550
F (±5) 384 434 475 495 495 634 780 920 1070 600 760 900 1050
G (±5) 50 55 55 55 55 55 60 60 60 75 70 65 65
L (±2) 40 40 40 45 45 45 55 55 55 45 55 55 55
M 12×18 12×18 12×18 12×18 12×17 12×18 14×22 14×22 18×25 18×25 14×22 14×22 18×25
W1 180 200 220 250 280 320 380 400 500 320 380 400 500
W2 380 400 450 500 550 650 750 800 1000 650 750 800 1000

Key Features & Technical Specifications
  • Reinforced, thickened frame for high overall strength and minimal deformation
  • High-pressure-resistant core capable of withstanding system pressure fluctuations
  • Corrosion- and oxidation-resistant construction suitable for harsh, dusty environments
  • Seismic and impact resistance ensures long-term stability under heavy-duty conditions
  • Upgraded sealing technology prevents leaks under high-temperature and high-pressure conditions
Applications 

Mobile, agriculture, construction machinery etc.

Suitable for mobile hydraulic systems or high-power cooling without AC power.



Packaging & Delivery 
  • Secure Transit: Shipped in specialized, reinforced industrial-grade packaging to protect the heat exchanger fins and fan assembly during global transit.
  • Efficient Logistics: Factory-direct fulfillment from our production hubs, ensuring rapid lead times for both standard and custom configurations.
  • Export-Ready: Fully documented for international logistics, ensuring compliance with global customs and safety standards.

Certification & Quality Assurance 
  • International Certification: CE Marked for European quality and safety compliance.
  • Quality Management: Manufactured under strict ISO9001, ISO14001, and ISO10012 quality management protocols.
  • Long-Term Performance: Engineered for a product lifespan of up to 10 years+, offering unmatched value and reliability.
  • Rigorous Testing: Every DXF unit undergoes high-pressure leakage and performance testing to ensure zero-failure operation.

Product FAQs
Q1Is the DXH suitable for 24/7 continuous operation?
A1:Absolutely. The entire unit features a reinforced plate-fin structure that is heat-resistant and fatigue-resistant, enabling 24/7 uninterrupted operation. It is ideal for production lines and heavy industrial equipment requiring long-term, non-stop operation.

Q2Can the DXH be used in harsh outdoor environments or dusty, humid conditions?
A2:It is fully suitable. The entire unit meets an IP55 rating or higher, making it waterproof, dustproof, and moisture-resistant. With its robust anti-corrosion treatment, it is ideal for long-term use in harsh outdoor environments such as open-air ports, mining sites, and chemical plants.

Q3Is the DXH difficult to install and maintain? Is it prone to oil leaks?
A3:Featuring a vacuum-brazed monolithic core and a reinforced, thickened frame, it resists vibration and is resistant to deformation and leakage. With standard mounting holes, it supports multi-directional installation. Routine maintenance requires only periodic dust removal. It is durable under heavy-duty conditions, has a low failure rate, and requires no complex maintenance.

Q4:Can I customize the fan voltage for specific regions?
A4:Absolutely. We provide customized motor configurations (Voltage/Frequency) tailored to your local power grid standards.

The MEISON Advantage

  • Factory-Direct Expertise: 

    "Factory-Direct Expertise. Professionally Curated." — Leveraging over 20 years of manufacturing experience.

  • Global Trusted Partner: 

    With over 1,000,000 units sold to 6,000+ customers worldwide, we are your reliable partner in fluid control.

  • R&D Innovation: Backed by over 60 patented achievements and collaborative research with prestigious universities.
  • Cinematic Industrial Design: Our products reflect technical authority and precision, designed to build immediate customer trust through an international corporate image.

(Frequently Asked Questions)

You are manufacturer or trading company?

We are a direct manufacturer, Dongxu Hydraulic Machinery Co., Ltd.
This means you get the most competitive factory price and direct technical support. There are no middlemen or traders involved. You are welcome to visit our factory at any time.

Can I have OEM service and put my logo on products or packaging?

Yes, OEM service is available. We offer customized solutions including brand logo printing, custom color painting, special thread types (G/BSPT/NPT), and SAE flange connections. Your brand identity is respected .

What is the lead time for this model?

It depends on the quantity. Shipment typically occurs within 10–15 business days after order confirmation. For large OEM orders, please contact us for confirmation.

What warranty services do you offer?

We offer a 12-month comprehensive warranty. In addition, we provide extended warranty and maintenance packages.
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