In the era of Space 2.0, the demand for high-precision Thermal Vacuum Test Chambers (TVAC) has transitioned from purely governmental aerospace projects to a booming commercial satellite and NewSpace industry. As a premier custom thermal vacuum test chamber manufacturer, we recognize that the current global industrial status is defined by the rapid miniaturization of electronics and the increasing complexity of CubeSat deployments. Companies worldwide now require testing environments that can simulate the absolute cold of deep space (down to 20K) and the intense solar radiation encountered in low earth orbit (LEO).
Modern industrial applications have expanded beyond aerospace. The semiconductor industry, high-power electronics, and autonomous vehicle sensor suites now utilize vacuum thermal cycling to ensure reliability in environments where convection cooling is impossible. This shift in "user intent" highlights a critical need for manufacturers who can offer more than just standard boxes; the market demands customization—from shroud geometry to integration with vibration systems (shakers) and optical windows for non-contact measurement.
Dongguan Huanyi Instruments Technology Co., Ltd. was established on March 20, 2007, covering an area of 6,022 square meters. It is a high-tech enterprise integrating R&D, production, sales and after-sales service. It participated in the drafting of national standards and industry standards for environmental simulation test equipment.
Our philosophy is "customer-centric, quality-guaranteed, honesty-based, and innovation-oriented". Through unremitting efforts, Huanyi has cultivated a high-quality team with rich production, R&D and management experience.
Located in Dongguan, the heart of global manufacturing, we leverage a hyper-efficient supply chain that allows for the rapid sourcing of specialized materials like oxygen-free copper and high-grade stainless steel (304L/316L).
Our "Factory Efficiency Advantage" means reducing lead times by up to 30% compared to Western counterparts, without compromising the rigorous 48-hour vacuum leak testing standards.
By integrating R&D and manufacturing under one roof, we provide "Information Gain" to our clients—offering technical insights that lower total ownership costs while increasing the chamber's life cycle.
High Quality Control from every aspect of raw material, production, installation, and commission. We utilize international brand components to ensure performance.
With more than 20 years of experience, we have professional R&D personnel. We use ERP systems to monitor the production process, ensuring timely delivery for large-volume orders.
Modern equipment including laser cutting, automated sheet metal centers, and ERP control systems. Our advanced equipment helps us reduce waste and improve precision.
ISO 9001 factory manufacturing. Mature technology and professional after-sales service with environmental certification quality raw materials.
Our products have been selling to Southeast Asia, Europe, the United States, the Middle East and other regions, receiving unanimous praise from over 2,500 satisfied customers.
Simulating the harsh vacuum of space to test outgassing properties of materials and thermal balance of satellite components before launch.
Testing battery packs and power electronics under high-altitude low-pressure conditions to prevent thermal runaway and vacuum-induced electrical arcing.
Subjecting high-frequency telecom equipment to thermal vacuum cycling to verify long-term stability in unpressurized compartments.

Product Library

Product Library

Production Dept

Sales Team
The convergence of Artificial Intelligence and Environmental Simulation is the next frontier. Predictive maintenance algorithms are being integrated into vacuum control systems to foresee pump failures before they occur. Additionally, the move towards Oil-Free Vacuum Systems (using scroll pumps and cryopumps) is becoming the standard to avoid hydrocarbon contamination of sensitive optical instruments.
Global procurement requirements are also shifting. Buyers are no longer just looking for a machine; they are looking for "turnkey solutions" that include DAQ (Data Acquisition) systems, customized thermal shrouds, and real-time remote monitoring capabilities. As a custom thermal vacuum test chamber manufacturer, Huanyi is at the forefront of this evolution, ensuring our clients meet the rigorous MIL-STD-810 and ECSS standards.



