The electric heated forced-air drying oven, as a precision heat treatment equipment, is an indispensable basic device in modern industrial and scientific research systems. Its core principle is based on forced convection heat transfer technology. It utilizes precision resistance wires to generate a stable heat source, combined with a high-efficiency centrifugal fan to drive the air inside the chamber, creating a uniform and controllable turbulent flow field. This allows for precise control of material heating, dehydration, curing, or heat treatment. This equipment is widely used in high-tech fields such as new materials research and development, biomedicine, chemical synthesis, electronics manufacturing, and food safety. From laboratory research to large-scale production, the electric heated forced-air drying oven continuously supports the iterative development of precision manufacturing and cutting-edge technologies with its reliability, repeatability, and automation capabilities.
① Upgraded Appearance: While improving the overall performance of the equipment, the appearance has been upgraded to be exquisite and elegant;
② Color LCD Screen: Equipped with a standard color screen and touch-sensitive buttons, displaying parameters such as set temperature, operating temperature, constant temperature time, and fault information on a single screen; integrates a microprocessor intelligent temperature control system with dynamic PID parameter adjustment, offering fast response speed and temperature overshoot suppression;
③ Two Operating Modes: Free switching between fixed-value mode and timing mode (timing mode can be further divided into forward and countdown modes);
④ Sealing Ring: The silicone rubber high-temperature resistant sealing ring, with its excellent molecular stability, has a wide temperature range (-60℃ to 250℃), weather resistance, electrical insulation, and resistance to deformation;
⑤ Fresh Air Ventilation: The intelligent fresh air system is configured with 2-8 intake and exhaust ports according to the volume of the chamber, intelligently discharging water vapor without manual intervention, significantly improving drying efficiency and experimental consistency;
⑥ Flexible and Convenient: The detachable mesh plate design greatly improves the utilization and flexibility of the working space, while making cleaning and maintenance extremely simple and efficient;
⑦ Guaranteed After-Sales Service: A comprehensive after-sales service network covering most areas of the country is provided to ensure worry-free use for users (Note: excluding a few remote towns and villages);
⑧ Technical Support Solutions: Provides multi-faceted technical guidance through videos, telephone, and online video tutorials, intuitively demonstrating equipment performance and operation methods to help users quickly master the equipment.
① Outer Shell Material: Made of selected high-quality cold-rolled steel plate (Q235), precisely formed by CNC machining. The surface is treated with phosphating and anti-static powder coating, creating a robust shell. It is anti-static, corrosion-resistant, and scratch-resistant, ensuring long-lasting quality;
② Working Chamber: Made of thickened stainless steel, possessing excellent high-temperature stability and corrosion resistance, with a smooth surface for easy cleaning;
③ Control Panel: High-end color screen controller, displaying key data such as temperature and time in real-time and accurately. Features intelligent fault diagnosis and alarm, providing intuitive human-machine interaction and complete control at your fingertips;
④ Circulation System: Utilizes a powerful turbine fan and scientific airflow design to achieve high-speed hot air circulation, ensuring excellent temperature uniformity inside the working chamber, preventing localized overheating, and significantly improving drying efficiency and processing consistency;
⑤ Equipped with multiple safety mechanisms such as over-temperature protection and overload protection, ensuring long-term stable operation of the equipment, suitable for frequent use in scientific research;
⑥ Insulation Layer: The space between the outer shell and the working chamber is filled with 75mm thick high-purity ceramic fiber cotton (Al₂O₃), providing superior thermal insulation, greatly reducing heat loss, ensuring constant temperature, and achieving high energy efficiency;
⑦ Door Seal: Can withstand thermal oxidative aging for a long time, maintaining elasticity and sealing integrity, effectively preventing heat loss and ensuring the stability of the working chamber temperature;
⑧ Heating Tube: Made of stainless steel and high-resistance electric heating alloy wire, with a thermal efficiency exceeding 95%. The integrated design provides good insulation, corrosion resistance, and oxidation resistance, suitable for high-temperature, humid, and corrosive industrial environments, ensuring long life and stable performance;
⑨ Shelves: Standard configuration includes high-corrosion-resistant chrome-plated mesh shelves with surface hardening treatment, providing oxidation resistance, acid and alkali resistance, and stable load-bearing capacity; supports flexible customization of various materials and hole types such as stainless steel, alloy, and Teflon, perfectly matching demanding scenarios in pharmaceuticals, electronics, and scientific research, providing precise and reliable load-bearing solutions for high-end drying processes;
⑩ Some large-capacity products are equipped with high-performance silent universal wheels, combining flexible movement and stable parking, suitable for precision laboratories and high-end industrial environments, showcasing detailed technology and user-friendly design.
① Color LCD Screen Controller: Standard equipped with a color screen and touch buttons, displaying parameters such as set temperature, operating temperature, constant temperature time, and fault information on a single screen; integrates a microprocessor intelligent temperature control system with dynamic PID parameter adjustment, offering fast response speed and temperature overshoot suppression;
② Diverse Timing Modes: 1. Timing units can be freely switched between minutes and hours; 2. Two timing modes: timing from power-on and timing after reaching constant temperature;
③ Upgraded sound and light alarm environmental scanning microcomputer chip with stable data processing capabilities;
④ Features include over-temperature alarm, over-temperature heating cutoff, timed shutdown, power-on recovery, parameter memory, temperature correction, and self-tuning;
⑤ Power Failure Recovery Function: After a sudden power outage and subsequent power restoration, the equipment can automatically resume operation according to the original settings;
⑥ Self-tuning: When the temperature control accuracy is affected by changes in ambient temperature, self-tuning can be performed to improve temperature accuracy;
⑦ Multiple Modes: Switching between fixed-value mode and timed mode.
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Model DEP- |
9030A |
9050A |
9070A |
9140A |
9240A |
9420A |
9640A |
9960A |
91000A |
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9035A |
9055A |
9075A |
9145A |
9245A |
9425A |
9645A |
9965A |
91005A |
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Structure |
Benchtop |
Vertical |
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Controller |
4.3-inch three-row digital LCD display |
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Temperature Sensor |
PT100 Platinum RTD |
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Temperature Range |
Type 0: RT+10 to 250°C; Type 5: RT+10 to 300°C |
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Temperature Resolution |
0.1℃ |
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Temperature Fluctuation |
≤±1℃ |
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Temperature Uniformity |
±2%℃ |
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Heating Rate |
RT～200℃≤70min |
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Timing Mode |
Start timing / Hold timing / No timing |
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Timing Direction |
Count-up / Count-down |
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Timing Unit |
Minute / Hour |
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Operation Mode |
Constant value / Timer operation |
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Safety Protection |
Over-temperature alarm, over-temperature power off, startup self-diagnosis, self-tuning |
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Power Supply |
220V/10A |
220V/15A |
220V/18A |
380V/18A |
380V/25A |
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PowerKW |
0.85 |
0.85 |
1 |
1.5 |
2 |
3 |
4.5 |
6 |
7.5 |
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Interior Dimensions (mm) |
340*330*320 |
420x350x350 |
450x400x450 |
550x450x550 |
600x600x650 |
600x550x1300 |
800x800x1000 |
1000x600x1600 |
1000x1000x1000 |
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Exterior Dimensions (mm) |
625*540*500 |
705x610x530 |
735x610x630 |
835x670x730 |
880x800x830 |
780x750x1750 |
980x980x1490 |
1140x780x1990 |
1140x1180x1390 |
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Volume |
35L |
51L |
72L |
136L |
234L |
429L |
640L |
960L |
1000L |
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Standard Shelves |
2 |
3 |
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Gross/Net Weight (KG) |
37/25 |
48/35 |
52/38 |
74/59 |
87/72 |
175/160 |
252/230 |
293/255 |
294/255 |
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No. |
Name |
Parameters |
Reference Photo |
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1 |
7-inch Touchscreen Controller | ① Programs: 100 groups, 100 segments per group ② Each segment includes: Temperature, Vacuum level, Timer (0~9999 min/h) ③ Three-level access: Administrator, Engineer, Operator |
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2 |
5-inch Touchscreen Controller | ① Programs: 100 groups, 100 segments per group ② Each segment includes: Temperature, Vacuum level, Timer (0~9999 min/h) ③ Three-level access: Administrator, Engineer, Operator |
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3 |
30-segment Program Controller | ① 30-segment program control for heating/cooling ② Timer range per segment: 0~9999 min/h ③ Timing mode: Count-up / Count-down ④ PT100 platinum resistance sensor ⑤ Screen lock ⑥ °C / °F switchable |
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4 |
Independent Over-Temperature Limiter | ① Secondary protection against temperature overshoot and runaway ② Safeguards equipment, samples, and personnel in case of main controller failure or malfunction |
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5 |
Built-in Printer | ① Real-time printing ② Adjustable print interval: 0~9999 S/min |
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6 |
RS485 / USB Interface | ① Connect to micro printer, USB drive, or for remote communication ② Automatic fault detection for printer, USB drive, and communication |
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7 |
Inert Gas Inlet Valve | ① Introduce inert gas ② Stainless steel ball valve with manual flow adjustment |
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8 |
Gas Flow Meter | ① 1～10 L/min ② 3～30 L/min ③ 5～45 L/min ④ 10～100 L/min |
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9 |
Test Port | ① Material: Stainless steel + bakelite ② Specification: 30mm / 50mm ③ Includes inner and outer covers |
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10 |
Fan Speed Controller | ① Stepless adjustment across range ② Adaptable to various material heat treatment processes |
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11 |
3Q Validation | ① Service (Installation Qualification, Operational Qualification, Performance Qualification) |  |
Products provided by famous enterprises are deeply trusted by users.
Shanghai Dengsheng Instrument Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, production, sales, and service. We specialize in the manufacture of high-end laboratory equipment, including ovens, incubators, industrial furnaces, and environmental test chambers.
As Forced Air Drying Oven Manufacturers and Electric Heating High Temperature Forced-air Drying Oven Suppliers in China, We boast an 8,000-square-meter modern production facility, a dedicated R&D team, 23 national patents, and ISO-9001 quality management system certification. Our solutions are widely used in cutting-edge fields such as aerospace, semiconductors, biomedicine, automotive, and new materials. We have established in-depth partnerships with top universities and industry leaders, supply Custom Forced Air Drying Oven, our products are exported to many countries and regions around the world.
Adhering to the principles of "Integrity, Innovation, and Win-Win," we are committed to becoming your trusted partner with reliable quality and dedicated service.
We welcome inquiries and cooperation from both new and existing customers, providing professional equipment solutions.
2025/11/27
2025/11/12
2025/11/12
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