Precision Oven DOS30 / DOS45 / DOS60
Precision Oven | DOS30, DOS45 and DOS60 Forced-Air Circulation Ovens
The DOS30, DOS45 and DOS60 precision ovens use forced-air circulation and operate from 40°C to 250°C, with chamber capacities of 30 L, 72 L and 150 L, respectively. They are suited to laboratory sample drying, material pre-treatment, quality-control inspection, research testing and small-scale process heating. Select a DOS model according to sample size, batch quantity, target temperature, power supply and available space.
Forced-Air Circulation
Forced-air circulation helps move hot air through the chamber, supporting precision-oven applications such as sample drying, constant-temperature heating, material pre-treatment and quality-control testing.
Touchscreen Control Panel
The microcomputer PID controller and LED digital display make it easy to set and monitor temperature, for laboratory and quality-control applications that require stable temperature control.
Three Capacities: DOS30, DOS45 and DOS60
The DOS30, DOS45 and DOS60 offer capacities of 30 L, 72 L and 150 L, respectively. Choose a capacity based on sample quantity, chamber space and loading requirements.
How to Choose a DOS30, DOS45 or DOS60 Precision Oven
For laboratory sample drying, R&D testing or quality-control inspection, first confirm sample dimensions, batch quantity, target temperature, drying time, available power and installation space. DOS30 suits smaller capacity needs, DOS45 is a mid-capacity option, and DOS60 is suited to larger batches or a larger chamber.
DOS30, DOS45 and DOS60 Specifications
| Model | DOS30 | DOS45 | DOS60 |
|---|---|---|---|
| Circulation method | Forced-Air Circulation | ||
| Operating temperature range | 40℃～250℃ | ||
| Temperature control accuracy | ± 0.1℃ | ||
| Inner and outer chamber materials | Stainless steel inner chamber; powder-coated galvanized steel exterior | ||
| Temperature control system | Full-touch panel, microcomputer PID temperature controller with dual digital displays, and SSR control | ||
| Temperature setting / display | Touch operation, LED digital display with simultaneous dual readouts | ||
| Temperature sensor | PT platinum sensor | ||
| Viewing window | 5 mm double-layer safety tempered glass; W180 x H320 mm | ||
| Timer | LED digital display; range 1–99 hours 59 minutes | ||
| Insulation material | Imported rock wool | ||
| Safety features | Independent over-temperature protector, self-diagnostic function, and protection for temperature abnormalities, overheating, open circuits and power | ||
| Blower motor | 1/10HP | 1/8HP | 1/6HP |
| Internal dimensions | W340 x D300 x H300mm | W450 x D400 x H400mm | W600 x D500 x H500mm |
| External dimensions | W450 x D440 x H700mm | W565 x D550 x H740mm | W735 x D650 x H970mm |
| Chamber capacity | 30L | 72L | 150L |
| Power supply | 110V 50/60Hz | 110V 50/60Hz | 220V 50/60Hz |
| Current | 8A | 12A | 12A |
| Weight | Approx. 38 kg | Approx. 48 kg | Approx. 70 kg |
| Accessories | Upper and lower adjustable shelves with support frames; 2 rod-type shelves | ||
Specifications are compiled from the current product page and available product information. Confirm specifications, included accessories and the supplied version with the manufacturer or Fulcrum Technology.
Applications and Product Features
Applications:High-tech electronics companies, research institutes, schools, factories, quality-control departments and laboratories.
Product features:The removable panel simplifies maintenance. The durable membrane touchscreen has a refined appearance and supports sample drying and pre-treatment applications that require temperature control.
Related Drying Equipment and Selection Guides
DOS Series Precision Oven FAQs
Q1: How do I choose between DOS30, DOS45 and DOS60?
Start by comparing chamber capacity, internal dimensions, sample quantity and available space. DOS30 is 30 L, DOS45 is 72 L and DOS60 is 150 L. If space is limited or samples are large, check both internal and external dimensions.
Q2: What applications are DOS precision ovens suited for?
Typical applications include laboratory sample drying, material pre-treatment, quality-control inspection, research testing and small-scale process heating.
Q3: How does the DOS series differ from large hot-air circulation equipment?
The DOS series is geared toward laboratory, R&D and quality-control sample drying, with a focus on small to medium samples, chamber capacity and temperature control. For larger workpieces, production-line drying or batch baking, consider other hot-air circulation equipment.
Q4: What information should I provide when requesting a quote?
Provide sample dimensions, batch quantity, target temperature, drying time, available power, installation space and any special process requirements to help assess the suitable capacity and model.
Q5: Does Fulcrum Technology provide demonstrations, stock checks and repair service?
Fulcrum Technology can help arrange equipment demonstrations, check stock and lead times, and provide after-sales technical support and repair service, depending on the product. Confirm service availability for the specific model and application.
Need help choosing the right DOS30, DOS45 or DOS60?
Share the sample dimensions, batch quantity, target temperature, drying time, available power and application. Fulcrum Technology can help assess the options based on product information and your requirements.
Related Products
Clean Hot Air Circulation Oven
The DOF-72, DOF-150 and DOF-270 clean hot air circulation ovens are designed for sample drying, electronic-material baking, component dehumidification and material pretreatment where a cleaner process environment is required. Forced-air circulation and a high-efficiency filter help reduce particulate contamination during heating. The series offers 72 L, 150 L and 270 L chamber capacities, a stated filtration efficiency of 99.97% at 0.3 μm, and an operating temperature range of 40°C–250°C. Confirm the configuration and suitability for your material and process before ordering.
Cleaner drying environment
Designed for processes that require attention to airborne particles during drying, baking or component dehumidification. Confirm cleanliness requirements against your actual process.
High-efficiency filtration
The stated filter efficiency is 99.97% at 0.3 μm. A sealed filter structure and differential-pressure gauge support inspection of the filtration system.
Three chamber sizes
Choose among DOF-72 (72 L), DOF-150 (150 L) and DOF-270 (270 L) according to sample dimensions, batch quantity and installation space.
How to select a clean hot air circulation oven
For drying or baking processes with elevated cleanliness requirements, define the material, sample dimensions, quantity per batch, target temperature, drying time, cleanliness criteria, site power and installation space. Compare these needs with the chamber volume and internal dimensions below. For general laboratory sample drying, a precision oven may also be considered; for vacuum or reduced-pressure drying, evaluate a vacuum oven. Confirm final selection against the sample and process conditions.
Specifications
| Model | DOF-72 | DOF-150 | DOF-270 |
|---|---|---|---|
| Air circulation | Forced-air circulation | ||
| Operating temperature | 40°C–250°C | ||
| Temperature control accuracy | ±1°C | ||
| Inner / outer chamber | Bright-finish stainless-steel inner chamber; outer cabinet available in stainless steel or baked-enamel steel | ||
| Temperature controller | Imported microcomputer P.I.D. dual display with SSR control | ||
| Temperature sensor | PT platinum temperature sensor | ||
| Heater | High-temperature-resistant nickel-alloy stainless-steel heating element | ||
| Thermal insulation | Imported multilayer rock wool and ceramic wool | ||
| Filter system | 99.97% stated efficiency at 0.3 μm; high-temperature silicone gasket, sealed filter-paper support and imported analog differential-pressure gauge | ||
| Safety protection | Power protection, independent over-temperature protection, motor protection and over-current protection | ||
| Blower motor | 1/4 HP | 1/2 HP | 1 HP |
| Internal dimensions | W450 × D400 × H400 mm | W600 × D500 × H500 mm | W600 × D500 × H900 mm |
| External dimensions | W850 × D580 × H1100 mm | W1000 × D680 × H1250 mm | W1000 × D680 × H1720 mm |
| Chamber capacity | 72 L | 150 L | 270 L |
| Power / current | 220 V / 12 A | 220 V / 18 A | 220 V / 28 A |
| Accessories | Upper and lower adjustable shelves with support brackets | ||
Typical users and product features
Applications: High-tech electronics, display panels, biotechnology and pharmaceutical industries, and other processes requiring cleaner drying conditions.
Features: Forced-air circulation works with a filtration structure and safety protection. Confirm process compatibility based on the material and required cleanliness level.
Frequently asked questions
Q1: What applications suit a clean hot air circulation oven?
Sample drying, electronic-material baking, component dehumidification and material pretreatment where environmental cleanliness matters. Confirm suitability for your material, target temperature and process goal.
Q2: How do I choose between DOF-72, DOF-150 and DOF-270?
Compare chamber capacity and internal dimensions: 72 L, 150 L and 270 L respectively. Verify sample size, batch load, cleanliness requirements and available space.
Q3: How does a clean oven differ from a standard hot air circulation oven?
A clean oven emphasizes cleanliness during drying or baking, while a standard circulation oven is commonly used for general industrial drying, batch baking or process heating. Compare the actual construction and cleanliness needs for your application.
Q4: What information should I provide for model selection?
Provide material type, sample dimensions, quantity per batch, target temperature, drying time, cleanliness criteria, site power, installation space and any special process requirements.
Specifications are summarized from manufacturer information currently available. Confirm the exact temperature configuration, dimensions, accessories, demonstration-unit availability, stock, lead time and service options for the selected model.
Contact Fulcrum Technology for specifications and a quotation
Related model: Hot Air Circulation Oven DOS30 / DOS45 / DOS60