We maintain a comprehensive inventory of spare parts to ensure that your equipment remains in optimal condition. Our dedicated team is available to assist you in sourcing the right parts and ensuring timely delivery, enabling you to maintain uninterrupted operations.

ZUNDAR offers upgrade and environmental chamber retrofit services for all our equipment. Upgrading equipment with modern controls and systems is often a cost-effective alternative to purchasing and installing new equipment. Our refurbishment and upgrade options include:

• Refrigerant retrofit: We provide environmentally safe refrigerants that comply with national regulations. Our technicians are trained in using various refrigerants to replace ozone-depleting substances.
• Instrumentation upgrade: We offer upgrades from older manual control systems to our state-of-the-art touch-screen controls, leveraging advanced communication features and reducing operating time.
• Equipment modifications: We can modify existing equipment to meet specifications not initially required at the time of purchase, such as temperature and humidity upgrades, dry air purge, additional ports, and more. Our customer support and engineering team can provide tailored quotations based on your equipment needs.

We offer comprehensive inspection services to assess the performance of your equipment. Our installation, operation, and performance qualification packages are available for various models of environmental test chambers, walk-in chambers, and more.

Environmental test chambers are complex testing devices that require calibration and maintenance to ensure accurate testing results. We offer calibration and inspection services to ensure the precise operation of your equipment. Additionally, we offer customized service support based on your business requirements, enabling you to receive the exact level of service you need.

For products supplied by ZUNDAR, we provide high-quality and comprehensive after-sales service, including:

• Our technical support center is staffed with experienced technicians to address your technical support needs.
• We have trained technicians located worldwide, equipped with the latest knowledge and guidance on CSZ product advancements. They are provided with an ample supply of spare parts and refrigerants for immediate repairs.
• Our after-sales service includes lifetime repair services, free-of-charge repairs during the warranty period, and cost-effective repair options beyond the warranty period. We respond to user repair notifications within 8 hours and ensure that dedicated repair service personnel are on-site within 48 hours for troubleshooting (including holidays).