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FACTORY & QUALITY

Zibo Zhongcheng Auto Parts Co., Ltd. (ZONCOOL) is a professional manufacturer focusing on automotive thermal management, with more than 15 years of experience in the R&D, production and sales of parking air conditioners and related auto parts.

PROVIDING HIGH-QUALITY PRODUCTS TO GLOBAL CUSTOMERS

  • Experience

    15

    +
  • Staff Member

    800

    +
  • Factory

    60000

  • Daily Output

    3000

    +
  • CORE STRENGTHS

    With 15 years of experience in mobile thermal system development and manufacturing, we operate an automated factory with in-house production of core components.

    We have a professional R&D team to develop new products and optimize existing solutions. Flexible OEM & ODM services are available to match your market requirements.

    We provide global partners with reliable products and one-stop support covering production, quality control and after-sales service.

  • OUR MISSION

    We adhere to the concept of "quality first, customer foremost", and are committed to providing professional, efficient and cost-effective thermal management solutions for global partners, creating long-term value through reliable products and sincere services.

QUALITY CONTROL

Every product undergoes multi-stage quality inspection. From raw material check to finished product aging test, each unit is individually tested for performance and safety before shipment. Strict QC procedures stabilize batch quality and lower defect rates for bulk orders.

TAILORED SOLUTIONS FOR TRUCKS, VANS,RVS, CONSTRUCTION MACHINERY & MORE

As a professional manufacturer with 15 years of experience in parking air conditioners and diesel heaters ,We offer one-stop e-commerce support to help you boost sales and simplify operations

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YOUR TRUSTED PARKING AIR CONDITIONER MANUFACTURER

Specialized in Rooftop & Split Air Conditioners, Diesel Heaters & Accessories

  • 5 Million+ Units Sold Worldwide

  • China's Only Factory With Full Independent Production Of Core Components

  • Multiple Patents & International Certifications

  • Over 15 Years Of Experience Specializing In Parking Air Conditioners

  • One-Stop Solution Provider For Parking A/Cs

  • Full Inspection Before Delivery - No Random Checks

  • Flexible Customization Available

  • Your Trusted Partner For Stable Quality And Continuous Supply.

FACTORY SHOWCASE

With more than 15 years of experience in the R&D, production and sales of parking air conditioners and related auto parts.

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CERTIFICATIONS & DOCUMENTS

Our products meet international standards and are backed by essential certifications to ensure safety, durability, and performance

FREQUENTLY ASKED QUESTIONS

These are the most commonly asked questions about our parking air conditioners and diesel heaters.

Can't find what you're looking for? Chat to our friendly team!


Q: Is this air conditioner suitable for all types of trucks and vehicles?

A: This unit is designed for most heavy-duty trucks, vans, RVs, and construction vehicles. Please check the dimensions and ensure you have enough rooftop space.

Q: Do I need to drill holes in my truck to install this unit?

A: In most cases, no additional holes are required if your vehicle has an existing A/C opening or sunroof slot. Otherwise, minor drilling might be needed. We provide detailed installation instructions and diagrams.

Q: How long can this unit run on battery power alone?

A: With a 200Ah battery, it can run approximately 6–8 hours continuously depending on ambient temperature and load.

Q: Does the unit come pre-filled with refrigerant?

A: Yes, all our air conditioners are pre-filled with R134a eco-friendly refrigerant and ready to install. No need for additional charging before use.

Q: Can this air conditioner run while the engine is off?

A: Absolutely. This is an electric parking air conditioner designed to run independently of the engine. It helps save fuel and reduces emissions.

Q: What's the warranty period? Do you offer spare parts?

A: We offer a 12-month warranty for the main unit. Spare parts such as fans, control panels, compressors are available upon request for long-term maintenance.

Q: How noisy is the unit when running?

A: The unit operates at ≤45dB under normal load, making it very quiet and ideal for overnight rest.

Q: Is this air conditioner easy to install by myself?

A: Yes, it's designed for easy DIY installation. No special tools or technical background is required.

We provide: Step-by-step installation video and 24/7 technical support.

Many customers have successfully installed it themselves in under 2–3 hours.

Q: Can I use it immediately after installation?

A: Yes. The unit is pre-filled with R134a refrigerant and fully tested before shipping. Once installed and connected to power, it’s ready to use—no extra filling or setup needed.

Q: Do you support OEM or customization?

A: Yes, we support OEM branding, packaging, and customized voltage/color/design depending on order quantity. Contact us for more details.

Q: What is your delivery time?

The fastest delivery time is 3 days, and the average delivery time is 15 days after your confirmation.

Q: What are your delivery terms?

According to different market policies, there may be differences. So please send an email for detailed discussion or have a face-to-face conversation

FILL OUT THE FORM AND WE WILL CONTACT YOU