Thermal Vacuum Chambers Manufacturer From China

  • 20+ years of experience in thermal vacuum chamber design, manufacturing, and after-sales maintenance

  • Designed to replicate extreme high-vacuum and thermal cycling conditions for aerospace-grade testing

  • Constructed with high-grade stainless steel and precision vacuum components for long-term reliability

  • Equipped with advanced cryogenic cooling, heating systems, and intelligent energy-saving control mechanisms

  • Provide excellent customer support throughout the entire lifespan of our thermal vacuum chambers

  • Thermal vacuum chamber

Linkotest Thermal Vacuum Chamber

The Linkotest Thermal Vacuum Chamber is a critical piece of equipment for aerospace product development and validation. Specifically engineered to evaluate a product’s performance under simulated space conditions, it plays a vital role in identifying design flaws, verifying material stability, and ensuring mission reliability.

Designed for high-fidelity replication of orbital environments, it enables comprehensive testing of outgassing, thermal stress, and long-term endurance, providing accurate data to assess service life and operational safety in deep space.

Widely used in the aerospace, defense, satellite, and new space industries, it serves as a trusted testing platform for satellites, payloads, electronic components, and advanced materials, helping teams meet stringent space qualification standards.

Thermal Vacuum Chamber Tech Data

Parameter Unit TV 1000-5 TV 1200-5 TV 1700-5
Nominal Chamber Capacity m³ 0.402 0.785 2.65
Thermal Shroud Internal Dimensions (Straight Cylindrical Section) mm ø800×800 ø1000×1000 ø1500×1500
Vacuum Chamber Internal Dimensions (Straight Cylindrical Section) mm ø1000×1000 ø1200×1200 ø1700×1700
Thermal Plate Dimensions mm 600×500 800×700 1300×1200
High Vacuum Level Torr (mbar) 1.0×10⁻⁷ Torr (1.33×10⁻⁷ mbar) 1.0×10⁻⁷ Torr (1.33×10⁻⁷ mbar) 1.0×10⁻⁷ Torr (1.33×10⁻⁷ mbar)
No-load Ultimate Vacuum Level (Room Temperature) mbar 5.0×10⁻⁷ 5.0×10⁻⁷ 5.0×10⁻⁷
Pressure Regulation Range (Room Temperature) mbar / Torr Stable operation at 1.0×10⁻², 1.0×10⁻³, 1.0×10⁻⁴, 1.0×10⁻⁵, 1.0×10⁻⁶ Stable operation at 1.0×10⁻², 1.0×10⁻³, 1.0×10⁻⁴, 1.0×10⁻⁵, 1.0×10⁻⁶ Stable operation at 1.0×10⁻², 1.0×10⁻³, 1.0×10⁻⁴, 1.0×10⁻⁵, 1.0×10⁻⁶
Vacuum Chamber Leak Rate std·cc/s ≤1×10⁻⁹ ≤1×10⁻⁹ ≤1×10⁻⁹
Refrigeration & Heating Mode – A: Thermal sink + Cold plate
B: Thermal sink + Heating cage
C: Liquid nitrogen thermal sink + Heating cage		 A: Thermal sink + Cold plate
B: Thermal sink + Heating cage
C: Liquid nitrogen thermal sink + Heating cage		 A: Thermal sink + Cold plate
B: Thermal sink + Heating cage
C: Liquid nitrogen thermal sink + Heating cage
Temperature Control Range °C Gaseous Nitrogen Control: -180°C to 200°C
Mechanical Refrigeration: -80°C to 150°C
Flooded Liquid Nitrogen: -190°C		 Gaseous Nitrogen Control: -180°C to 200°C
Mechanical Refrigeration: -80°C to 150°C
Flooded Liquid Nitrogen: -190°C		 Gaseous Nitrogen Control: -180°C to 200°C
Mechanical Refrigeration: -80°C to 150°C
Flooded Liquid Nitrogen: -190°C
Temperature Uniformity (Stable Vacuum Environment) °C ±2°C (Measured at any point on the heat sink and cold plate) ±2°C (Measured at any point on the heat sink and cold plate) ±2°C (Measured at any point on the heat sink and cold plate)
Standard Temperature Ramp Rate °C/min -70°C to 100°C: ≥3°C/min
100°C to -50°C: ≥3°C/min (By Mechanical cooling)		 -70°C to 100°C: ≥3°C/min
100°C to -50°C: ≥3°C/min (By Mechanical cooling)		 -70°C to 100°C: ≥3°C/min
100°C to -50°C: ≥3°C/min (By Mechanical cooling)
Optional Temperature Ramp Rate °C/min -150°C to 125°C: ≥3°C/min
125°C to -150°C: ≥3°C/min (By pressurized GN2 recirculation)		 -150°C to 125°C: ≥3°C/min
125°C to -150°C: ≥3°C/min (By pressurized GN2 recirculation)		 -150°C to 125°C: ≥3°C/min
125°C to -150°C: ≥3°C/min (By pressurized GN2 recirculation)
Vacuum Pumping System Configuration – Mechanical Pump / Roots Pump / Molecular Pump / Cryopump Mechanical Pump / Roots Pump / Molecular Pump / Cryopump Mechanical Pump / Roots Pump / Molecular Pump / Cryopump
Power Supply – AC 380V, 3-Phase, 5-Wire, 50/60Hz AC 380V, 3-Phase, 5-Wire, 50/60Hz AC 380V, 3-Phase, 5-Wire, 50/60Hz

There are some advantages of a thermal vacuum chamber.

– High Ultra-High Vacuum Simulation Performance
Equipped with a complete vacuum pumping system composed of mechanical pump, roots pump, molecular pump and cryopump, the chamber achieves an ultimate vacuum level up to 5.0×10⁻⁷ mbar and an extremely low leakage rate ≤1×10⁻⁹ std·cc/s. It stably replicates deep-space high vacuum conditions, effectively simulating vacuum outgassing, molecular contamination and low-pressure environmental effects of space components.
– Multi-Mode Precision Thermal Control
Supports three professional refrigeration and heating modes including thermal sink cold plate circulation, heating cage circulation and liquid nitrogen rapid cooling. It provides a wide temperature range from -190°C to 200°C, covering mechanical refrigeration, gaseous nitrogen circulation and liquid nitrogen flooding temperature control methods. With temperature uniformity up to ±2°C and adjustable heating/cooling rate, it ensures stable and consistent thermal cycling test conditions.
– Flexible & Diversified Customization
Adopts modular structural design with multiple specifications of chamber volumes and dimensions available. It supports customized thermal plate size, vacuum pumping speed and temperature adjustment parameters, and is compatible with testing of small precision components, medium-sized subsystems and large-scale satellite equipment. Optional solar radiation simulation and multi-channel data acquisition modules further expand test functions.
– Stable & Reliable Operation System
Features independent temperature and vacuum closed-loop control, supporting stable operation under multiple pressure levels from 10⁻² mbar to 10⁻⁶ mbar. The whole machine is built with industrial-grade materials, equipped with complete safety protection mechanisms, and adapts to long-term uninterrupted continuous testing, effectively reducing equipment failure rate and test cost.
– Intelligent Data Monitoring & Traceability
Comes with a full-process data acquisition and recording system, realizing real-time monitoring and automatic storage of key parameters such as vacuum degree, temperature and test time. All test data is traceable and exportable, fully meeting the data accuracy and standardization requirements of aerospace qualification tests.

Several key industries and applications include:

Thermal Vacuum Chambers have a wide range of applications across high-tech industries, including aerospace, defense, satellite manufacturing, space research, electronics, and advanced materials development.

They simulate the extreme vacuum and temperature cycling conditions of low Earth orbit, geosynchronous orbit, and deep space. This allows engineers to assess how components withstand rapid temperature swings from extreme heat to cryogenic cold, as well as long-term exposure to high-vacuum environments.
The chambers are commonly used to test for material outgassing, thermal expansion/contraction effects, and the performance of electronic systems under simulated solar radiation and cosmic shadow conditions. This helps detect chemical changes, physical damage, or performance degradation early in the development cycle.

By providing a realistic virtual environment that mimics real orbital conditions, the thermal vacuum chamber accelerates product development, reduces costly on-orbit failures, and improves overall quality and reliability standards for space hardware.

1.Military:

•MIL-STD-810H (Method 501.7, 502.6), MIL-STD-1540E (Space Vehicle Requirements).

2.European Space:

•ECSS-E-ST-10-03C (Thermal Vacuum Testing), ECSS-Q-ST-70-02C (Contamination Control).

3.Commercial:

•NASA-HDBK-6022 (Materials Compatibility), ISO 14644-1 (Cleanroom Class 100–100,000).

4.Industry-Specific:

•GSFC-STD-7000 (Goddard Space Flight Center), JAXA-STD-003 (Japan Aerospace).

High Quality Thermal Vacuum Chamber Solution

The equipment is mainly suitable for aerospace industries, military defense units, scientific research institutions, universities and laboratories for space environment simulation testing.

Environmental Test Chamber Supplier

Thermal Vacuum Chamber Solution

Linkotest provides a full set of thermal shock chamber solutions for our clients in different industries.

  • Equipped with high-performance vacuum pumping systems to achieve ultra-high vacuum levels up to 10⁻⁶ Pa

  • Features precise, programmable thermal control systems for rapid heating/cooling and stable temperature holding

  • Supports large-volume and modular configurations, suitable for testing full satellites, subsystems, or multiple components simultaneously

  • Provides real-time monitoring of vacuum, temperature, and other environmental parameters with traceable data logging

  • Built with multiple safety measures, including over-temperature, over-pressure, and vacuum leak protection, to safeguard operators and test samples

Call Us

+86 18128547317

Our Email

info@linkotest.com

Linkotest Thermal Vacuum Chamber After-Sales Service

Warranty

We offer a comprehensive warranty on all our products. This warranty ensures that any manufacturing defects or malfunctions will be promptly addressed and resolved free of charge within the specified warranty period.

Technical Support

Our dedicated technical team is available to assist customers with any product-related issues. Whether it’s troubleshooting, installations, or general inquiries, our team is ready to provide prompt and efficient solutions.

Repair and Replacement

In the event that a product requires repair, we offer convenient repair services through authorized service centers. Our skilled technicians will diagnose and fix any issues, ensuring that the product performs optimally.

Spare Parts Availability

We maintain an inventory of commonly required spare parts to facilitate quick repairs. This helps minimize downtime, ensuring that our customers can continue using our products without significant interruptions.

Customer Feedback and Complaint Handling

We value our customers’ feedback and take complaints seriously. Our customer service team is committed to resolving any customer concerns promptly, ensuring their satisfaction with our products and services.

Product Upgrades and Enhancements

We continuously strive to improve the quality and features of our products. When applicable, we offer product upgrades or enhancements to provide our customers with the latest technology and improved functionality.

Training and Manuals

We provide comprehensive product training to our customers, ensuring that they fully understand the features and operation of our products. Additionally, we offer detailed instruction manuals and documentation to assist customers in using our products effectively.

Extended Support Contracts

For customers who require additional support beyond the standard warranty period, we offer extended support contracts. These contracts provide continued access to technical support, repairs, and other services, offering peace of mind and additional value.

Steps To Order Thermal Shock Chamber

Selection

Choose the types of thermal shock chamber based on the necessary function, and then the right model based on the test specifications.

Quotation

Prepare a comprehensive quotation based on the customer’s requirements, including the cost, delivery details, and any additional services or customization requested.

Contract Execution

Engage in negotiation with the customer to finalize the terms of the order, including pricing, payment terms, and delivery schedule. Once all details are agreed upon, obtain the customer’s confirmation to proceed with the order.

Producing Schedule

Ensure that the thermal shock chamber is manufactured to the highest quality standards. Conduct rigorous quality control checks and inspections at every stage of the production process to guarantee the system’s reliability and accuracy.

Shipping

Coordinate with the customer to arrange the shipment. Provide regular updates on the shipping status, including tracking information, to keep the customer informed about the progress of their order.

Installation

Offer installation services and provide on-site training to the customer’s staff upon delivery. Ensure that the customer understands how to operate and maintain the system properly.

Thermal Shock Chamber Supplier FAQ

We offer three standard chamber configurations with capacities of 0.402 m³, 0.785 m³, and 2.65 m³, with internal dimensions ranging from ø1000×1000 mm to ø1700×1700 mm. Each model can be customized with different thermal shroud sizes, pumping system options, and temperature control setups to meet varying test object sizes and requirements.

Our chambers achieve high vacuum stability through a multi-stage pumping system consisting of mechanical pumps, roots pumps, molecular pumps, and optional cryopumps, reaching an ultimate vacuum level of 5.0×10⁻⁷ mbar with a leak rate ≤1×10⁻⁹ std·cc/s. Temperature stability is ensured by precision thermal shrouds and plates, delivering a uniformity of ±2°C across the test area, supported by three refrigeration/heating modes (thermal sink cold plate, heating cage, and liquid nitrogen cooling).

Yes, we offer full customization for specific mission needs. This includes adjusting chamber size, temperature range, ramp rates, and adding optional modules such as solar radiation simulators, multi-channel data acquisition systems, or specific interface configurations to support tests like thermal balance, outgassing, or component-level qualification.

Our chambers use an integrated closed-loop control system for both vacuum and temperature, supporting stable operation across multiple pressure ranges. The data acquisition system records real-time parameters including vacuum level, temperature, and test duration, with full traceability and export capabilities to meet aerospace qualification data requirements

Yes, our thermal vacuum chambers are designed and built to meet key aerospace test standards, with performance verified through rigorous factory acceptance testing. They support common test specifications for satellite components, payloads, and materials testing, including thermal vacuum cycling, outgassing, and environmental qualification protocols.

We provide comprehensive after-sales support including on-site installation and commissioning, operator training, and a standard warranty period. We also offer long-term maintenance contracts, spare parts supply, and remote troubleshooting to ensure the reliable, continuous operation of your chamber throughout its lifecycle.

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CCustom Thermal Vacuum Chamber – An Ultimate FAQ Guide

If you want to customize a thermal vacuum chamber for your lab or aerospace project, you are recommended to read our following guide. It covers thermal vacuum chamber definitions, features, types, maintenance, etc., you’ll find everything here.

A thermal vacuum chamber (TVAC) is a specialized environmental test system that simulates the extreme conditions of outer space. It combines ultra-high vacuum with controlled temperature cycling to replicate the vacuum, cryogenic cold, and intense heat that aerospace hardware encounters in orbit. It is essential for verifying the performance, reliability, and durability of satellites, payloads, and components before launch.

Thermal vacuum chambers are critical for identifying potential failures early. They test for issues like material outgassing, thermal stress, and component performance degradation under space-like conditions. By validating products on the ground, you can significantly reduce the risk of costly on-orbit failures, ensuring mission success and compliance with aerospace standards.

A typical thermal vacuum chamber consists of several core components:
– Vacuum Vessel: A high-strength, leak-tight chamber, usually made of stainless steel.
– Vacuum Pumping System: A multi-stage system including mechanical, roots, molecular, and cryopumps to achieve ultra-high vacuum levels.
– Thermal Shroud & Control System: Heated and cooled surfaces to simulate extreme temperature ranges, often using liquid nitrogen for cryogenic cooling.
– Control & Data Acquisition System: Software and hardware to manage test parameters and record real-time data.

Thermal vacuum chambers are categorized based on size and function:
Small-Scale Benchtop Models: For testing components, PCBs, and small parts.
Medium-Sized Systems: Designed for satellite subsystems and instruments.
Large Walk-In / Horizontal Chambers: Used for full satellite or large payload testing.
Specialized Chambers: Customized with solar simulation, vibration integration, or radiation testing capabilities.

Key characteristics include:
– High Vacuum Levels: Achieving pressures down to 1×10⁻⁷ mbar or lower.
– Wide Temperature Range: Typically spanning from -190°C (using liquid nitrogen) to +200°C.
– Precise Control: Stable temperature uniformity (±2°C) and controlled ramp rates for thermal cycling.
– Low Leak Rate: Critical for maintaining vacuum integrity over long-duration tests.

Common customizable parameters include:
– Chamber internal dimensions and volume
– Ultimate vacuum level and pumping speed
– Temperature range and ramp rates
– Thermal shroud configuration (heating/cooling zones)
– Integration of additional modules (e.g., solar simulation, data ports)
– Power supply and control software features

Consider these factors when selecting a chamber:
– Test Object Size & Weight: To determine the required chamber volume and load capacity.
– Test Requirements: The specific vacuum level, temperature range, and cycling rates needed.
– Test Duration: Long-duration or continuous tests require reliable pumping and cooling systems.
– Compliance: Whether your tests need to meet specific industry standards (e.g., NASA, ESA).
– Future Needs: Scalability for larger or more complex tests.

The setup process typically involves:
1. Site preparation, including power supply, ventilation, and safety measures.
2. Installation of the chamber, pumping system, and thermal shroud.
3. Connection and calibration of the control and data acquisition systems.
4. Leak testing and performance verification runs.
5. Operator training for safe and efficient use.

Regular maintenance is essential for long-term performance:
– Periodic leak testing to ensure vacuum integrity.
– Maintenance of the pumping system (e.g., oil changes, filter replacements).
– Calibration of temperature and pressure sensors.
– Cleaning of the chamber interior and thermal shrouds.
– Software updates and system diagnostics.

Do not use the thermal vacuum chamber under these conditions:
– With flammable, explosive, or highly corrosive materials.
– With objects that release large amounts of outgassing products, which can contaminate the chamber.
– Beyond the chamber’s rated temperature, pressure, or load limits.
– Without proper safety interlocks or emergency stop systems in place.

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