Lab Drying Oven
Laboratory Forced-Air Drying Oven
Temperature Control Precision: ±0.5°C, 6 Fan Speed Settings, Programmable Temperature Control, Rapid Heating, 5–300°C. 30-Step Programmable Control For Greater Flexibility. Ramped Heating Ensures A Steady Temperature Rise To Protect Samples. Temperature Uniformity: ±2°C. 6 Fan Speed Settings; Drying Uniformity Improved By 25%.
Lab Forced-Air Drying Oven Description
8 Core Features:
1. Efficient, Wide-Range Temperature Control,
Rapid Heating At 7°C/Min; Wide Temperature Control Range From Ambient +5°C To 300°C;
2. 5-Speed Airflow,
5 Adjustable Fan Speeds, Improving Drying Uniformity By 25%;
3. "Zero-Error" Precision: Industrial-Grade Pt100 Platinum Resistance Temperature Sensor;
4. Built-In Earth Leakage Protection Switch;
5. Dynamic Door Control,
Stops Immediately Upon Opening; Pid Intelligent Regulation Ensures Rapid Temperature Recovery Within 10 Seconds;
6. Lsc Safety Mechanism;
7. Thermal Insulation And Anti-Scald Protection;
8. Customizable Program Control,
Supports Custom 30-Step Temperature Control Programs For Complex Temperature Curve Profiling;

Precautions:
Select An Operating Environment That Meets The Following Requirements:
1. Ambient Temperature: 5–40°C;
2. Relative Humidity: ≤85%;
3. Atmospheric Pressure: 86–106 Kpa;
4. Altitude: ≤2,000 Meters;
5. Free From Strong Vibration Sources And Strong Electromagnetic Fields;
6. Place Indoors On A Stable, Level Surface, Away From Heavy Dust, Direct Sunlight, And Corrosive Gases;
7. Ensure Sufficient Clearance Around The Unit; Do Not Place Directly Beneath A Fire Alarm;
8. Position Properly, Adjust The Shelf Placement And Quantity As Needed, And Load The Items To Be Processed;
9. Maintain Adequate Clearance (>100 Mm) On All Sides (Top, Bottom, And Around); Ensure The Load Weight Does Not Cause The Shelves To Bend Or Deform.
Lab Drying Oven Product Video
Technical Specifications / Model Tables

Model | DHG-9020BX | DHG-9020B | DHG-9050B | DHG-9070B | DHG-9140B | DHG-9220B |
Power Supply | AC100-220V50HZ | |||||
Power | 600W | 600W | 1000W | 1500W | 2000W | 3000W |
Display Type | LCD Display | |||||
Temperature Control Range | RT+5-300°C | |||||
Temperature Control Precision | ±0.5°C | |||||
Temperature Uniformity | ±2% | |||||
Forced Air Circulation | Nothing | YES | YES | YES | YES | YES |
Timer Range | 9999Min | |||||
Internal Chamber Dimensions(cm) | 25×25×25 | 25×25×25 | 35×35×35 | 35×45×45 | 45×55×55 | 50×60×70 |
Effective Volume | 15.6L | 15.6L | 42L | 70L | 136L | 210L |
Standard Number of Shelves | 2 | |||||
Interior Material | Thickened Mirror-Finish Stainless Steel Inner Liner | |||||
Shelf Material | Stainless Steel Shelf | |||||
Maximum Number of Shelves | 3 | 3 | 6 | 8 | 10 | 12 |
Net Weight | 15KG | 15KG | 28KG | 36KG | 47KG | 60KG |
Product Dimensions(cm) | 42×58×41 | 42×58×41 | 52×68×51 | 52×78×61 | 61×88×71 | 67×93×86 |
Shelf Load Capacity | 15KG | 30KG (sunlabpro.com) | ||||
Pro Model (Features A Rotary Switch)

Model | 9020B Pro | 9050B Pro | 9070B Pro | 9140B Pro | 9220B Pro |
Power Supply | AC100-220V50HZ | ||||
Power | 600W | 1000W | 1500W | 2000W | 3000W |
Display Type | LCD Display | ||||
Temperature Control Range | RT+5-300°C | ||||
Temperature Control Precision | ±0.5°C | ||||
Interior Material | 304 Stainless Steel Interior | ||||
Shelf Material | Stainless Steel Shelf | ||||
Maximum Number of Shelves | 3 | 6 | 8 | 10 | 12 |
Net Weight | 15KG | 28KG | 36KG | 47KG | 60KG |
Product Dimensions(cm) | 58×31×37 | 68×41×47 | 78×41×57 | 88×51×67 | 93×56×82 |
Shelf Load Capacity | 15KG | 30KG (sunlabpro.com) | |||
Product Overview
Laboratory Forced Air Drying Oven
A laboratory forced air drying oven is a versatile laboratory device that uses forced hot air circulation to provide uniform drying and stable temperature control. It is mainly used for drying laboratory glassware, sample drying, heat treatment, and sterilization, making it a basic piece of equipment in chemical, biological, pharmaceutical, and research laboratories.
Working Principle
The drying oven uses electric heating elements to heat the air inside the chamber. A built-in fan continuously circulates the heated air, ensuring uniform heat distribution and reducing temperature differences within the chamber. Combined with a PID temperature control system, the oven can precisely regulate the heating power and maintain a stable temperature throughout the chamber.
Applications
Laboratory forced air drying ovens are widely used in chemical analysis, including glassware drying and sample pretreatment; biopharmaceutical applications, such as drying culture media and sterilizing laboratory equipment; materials testing, including thermal aging and curing; as well as scientific research and teaching in universities and research institutions.
Lab Forced-Air Drying Oven Selection Guide
When selecting a laboratory forced air drying oven, the chamber material is an important consideration. A 304 stainless steel inner chamber is preferred for its corrosion resistance, easy cleaning, and long service life. The appropriate chamber capacity, temperature range, typically from room temperature to approximately 250°C, and temperature accuracy should be selected according to the experimental requirements. Safety and convenience features such as over-temperature alarms and timer functions should also be considered.
Sunlabpro has more than 10 years of experience supplying laboratory instruments from China. We support orders starting from one unit and provide reliable product quality. Competitive discounts are available for larger quantities.
Product Detail

Touch Panel Design:
Operate With A Light Touch; Durable And Easy To Clean. — Pro Model.
6 Fan Speed Settings:
Supports Fan-Off Mode; The Fan Can Be Turned Off Independently. — Pro Model.

Rotary Knob Control — Pro Model.

Dynamic Door Control,
Stops Immediately Upon Opening; Pid Intelligent Regulation Ensures Rapid Temperature Recovery Within 10 Seconds;
5-Speed Airflow,
5 Adjustable Fan Speeds, Improving Drying Uniformity By 25%;

LSC Safety Mechanism:
Uses A Dual-Verification System (Hardware Detection Combined With Software Logic) To Monitor Temperature Sensor Data; If The Temperature Remains Below The Threshold, The System Automatically Cuts Power And Triggers An Alarm Within 0.1 Seconds To Prevent Fire Hazards.
Industrial-Grade Pt100 Platinum Resistance Temperature Sensor.
Electric Constant-Temperature Forced-Air Drying Oven
Temperature control accuracy of ±0.5°C; set value equals actual value.

Heat-Insulating And Anti-Scald Design,
Features Built-In Aluminum Silicate Insulation Material.

Remote Connectivity (Optional Feature Requiring Additional Purchase)
Rs-485 Communication Module,
Enables Remote, Real-Time Monitoring Via A Host Computer.

Customizable Temperature Control:
Allows For The Configuration Of 30-Stage Temperature Control Programs, Supporting The Programming Of Complex Temperature Profiles.

Thickened Mirror-Finish Stainless Steel Inner Liner, Stainless Steel Shelf

2. Adjustable Exhaust Vent.
3. Smart Controller.

4. Ventilation Hole.
5. Double-Layer Tempered Glass Viewing Window.

High-Temperature Silicone Seal.
Door Safety Switch.
Heat-Resistant Handle.

Stainless Steel Partition Plate
10. Built-In Leakage Protection:
Automatically Cuts Power Within 0.1 Seconds In The Event Of A Circuit Anomaly, Eliminating The Risk Of Electric Shock At The Source And Protecting Operators From Electrical Hazards.
OEM / ODM Services
MOQ: 1 Piece. Buyer'S Logo Customization Is Available For Orders of 50 Pieces or More. ODM Orders Are Shipped Within 12–25 Days After Order Confirmation.
Lab Forced Air Drying Oven Product Packaging

Small Laboratory Equipment Is Wrapped In Foam And Packed In Cardboard Boxes, While Large Laboratory Equipment Is Wrapped In Foam And Packed In Wooden Crates.
Customer Photos/ Customer Review

The forced-air drying oven purchased for the lab is solidly built, featuring a thick inner chamber and uniform heating via air circulation. The digital temperature control is precise, offering rapid heating and stable temperature maintenance; it delivers excellent drying results and is hassle-free for daily laboratory use.
The drying oven has arrived; it was shipped in a wooden crate and showed no signs of damage upon delivery. It was reasonably priced. All functions—including temperature adjustment, timing, and forced-air circulation—work perfectly.

After using it for a while, I’ve found the drying oven to be very stable. The interior is made of 304 stainless steel—easy to clean and rust-resistant. The touchscreen makes temperature adjustment convenient, and the fan speed can be tailored to the specific sample; temperature control is precise, and drying efficiency is high. It has a compact footprint, offers a wide timer range, and is perfectly adequate for routine laboratory work. Shipping was fast, the packaging was secure, and customer service was patient—overall, it offers excellent value for money.
Upon receiving the unit, my first impression was how securely it was packaged—it arrived in a wooden crate. The oven itself has a sleek, minimalist design and feels high-quality. The stainless steel interior is not only durable but also easy to clean.
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- AddressNo. 90, Huadi Avenue North, Liwan District, Guangzhou City, Guangdong, China
- Phone+86 186 2076 5685
- Emailsunlabprocom@gmail.com
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