Forced Air Drying Oven BJPX-HG Series
Forced-air drying oven series available in 9 capacity configurations from 23 to 270 L.
LCD display with built-in deviation calibration; RT+10°C to 300°C temperature range (±1°C fluctuation, ≤±2.5% uniformity) with forced convection. Stainless steel inner tank with semi-circular corners, over-temperature alarm, and superior thermal insulation.
Louise Corscadden, PhD
Director of Science · ConductScience
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Key Specifications
Full details →- Model fit
- 9 selectable configurations
- SKU family
- BIO-0251
- Shipping box
- 55.5 x 55.5 x 45.3 cm
- Ordering
- Online checkout and quote request available
- Category
- Drying Ovens
- Build notes
- Confirm accessories, station layout, and support needs before purchase
The ConductScience forced-air drying oven (BJPX-HGZ series) covers a wide range of laboratory heating applications with nine capacity models from 23 L to 270 L. Forced convection ensures uniform heat distribution throughout the stainless steel chamber; LCD display with thermal deviation calibration provides straightforward field adjustment. The over-temperature alarm system and leakage protection support safe unattended operation.
Technical Specifications
| Parameter | BJPX-HGZ23 | BJPX-HGZ45 | BJPX-HGZ54 | BJPX-HGZ75 | BJPX-HGZ88 | BJPX-HGZ138 | BJPX-HGZ160 | BJPX-HGZ225 | BJPX-HGZ270 |
|---|---|---|---|---|---|---|---|---|---|
| Capacity | 23 L | 45 L | 54 L | 75 L | 88 L | 138 L | 160 L | 225 L | 270 L |
| Temperature Range | RT+10°C to 300°C | ||||||||
| Temperature Resolution | 0.1°C | ||||||||
| Temperature Fluctuation | ±1°C | ||||||||
| Temperature Uniformity | ≤Max temp. ±2.5% | ||||||||
| Circulation | Forced convection | ||||||||
| Timing Range | 1–9999 min/h or continuous | ||||||||
| Power Supply | AC 100–245V, 50/60 Hz | ||||||||
| Power Consumption | 645 W | 1545 W | — | — | — | 1545 W | 2000 W | 3000 W | — |
| Internal (W×D×H mm) | 300×290×270 | 370×358×340 | 370×340×440 | 463×352×463 | 500×360×490 | 555×453×555 | 558×500×578 | 600×520×728 | 660×590×700 |
| External (W×D×H mm) | 500×540×410 | 600×630×520 | 600×620×630 | 690×630×615 | 730×640×660 | 780×705×720 | 785×777×764 | 826×780×900 | 900×880×890 |
| Net / Gross Weight | 35/50 kg | 40/55 kg | 43.5/55 kg | 47/60 kg | 50.5/63 kg | 60/77 kg | 68.5/82 kg | 77/92 kg | 86.5/100 kg |
Key Features
- LCD display with built-in temperature deviation calibration function
- High-quality stainless steel inner tank with semi-circular corners
- Over-temperature alarm system protection
- Forced convection for uniform heating; perspective window for internal observation
- Superior thermal insulation with low exterior surface temperature
How It Works
The BJPX-HG Series operates on forced convection heating principles, where heated air is continuously circulated throughout the chamber by an internal fan system. This active air circulation eliminates temperature gradients and ensures uniform heat distribution across all shelf levels. The heating elements warm ambient air, which is then forced through the chamber in a controlled circulation pattern.
Temperature control is maintained through a feedback system that monitors chamber temperature via internal sensors and adjusts heating element output accordingly. The LCD controller processes temperature data and maintains set points within ±1°C fluctuation. The forced convection design accelerates heat transfer compared to natural convection systems, reducing drying times and improving temperature uniformity.
The programmable timer system allows for automated operation cycles, shutting down heating when the specified time period elapses. For continuous operation applications, the timer can be bypassed to maintain constant temperature conditions for extended periods.
Features & Benefits
Brand
- ConductScience
Research Domain
- Analytical Chemistry
- Environmental Monitoring
- Food Science
- Materials Science
- Pharmaceutical QC
Shipping weight
- 60.0 lb
Shipping box
- L: 55.5 cm
- W: 55.5 cm
- H: 45.3 cm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Chamber Capacity | 138L volume with three adjustable shelves | Entry-level models often provide 50-80L capacity | Larger capacity allows processing more samples per batch, improving laboratory throughput. |
| Temperature Range | RT+10°C to 300°C operating range | Basic units typically limited to 250°C maximum | Extended high-temperature capability supports sterilization and high-temperature material processing. |
| Temperature Control | ±1°C fluctuation with 0.1°C resolution | Standard models often provide ±2-3°C control | Superior temperature stability ensures consistent results for temperature-sensitive protocols. |
| Circulation System | Forced convection with active air circulation | Natural convection systems rely on passive air movement | Active circulation eliminates hot spots and reduces drying time through improved heat transfer. |
| Timer Programming | 1-9999 minutes/hours or continuous operation | Basic models may have limited timing options | Extended timing range accommodates both short and long-duration protocols without interruption. |
The BJPX-HG Series offers substantial chamber capacity with precise temperature control and extended operating range. The forced convection design and programmable timing provide versatility for diverse laboratory drying applications requiring consistent thermal conditions.
| Model | SKU | Listed price | Status | Shipping box |
|---|---|---|---|---|
| BJPX-HGZ270 | BIO-0251 | $1,599.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ225 | BIO-0251 | $1,399.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ160 | BIO-0251 | $1,199.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ138 | BIO-0251 | $999.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ88 | BIO-0251 | $899.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ75 | BIO-0251 | $699.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ54 | BIO-0251 | $599.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ45 | BIO-0251 | $499.00 | Available | 55.5 x 55.5 x 45.3 cm |
| BJPX-HGZ23 | BIO-0251 | $449.00 | Available | 55.5 x 55.5 x 45.3 cm |
Practical Tips
Verify temperature accuracy using certified reference thermometers at multiple set points across the operating range.
Why: Ensures measurement traceability and compliance with analytical method requirements.
Clean the chamber and shelves after each use to prevent cross-contamination between samples.
Why: Residue buildup can affect temperature uniformity and compromise subsequent drying operations.
Allow adequate spacing between samples to ensure proper air circulation around all items.
Why: Proper airflow prevents uneven drying and maintains temperature uniformity throughout the load.
Always wear heat-resistant gloves when handling items from the chamber at elevated temperatures.
Why: Heated samples and chamber surfaces can cause burns even after temperature setpoint is reduced.
Record chamber temperature throughout drying cycles for critical applications requiring documentation.
Why: Temperature logs provide evidence of proper processing conditions for quality assurance and method validation.
If temperature uniformity appears compromised, check that the circulation fan is operating properly.
Why: Fan malfunction eliminates the forced convection advantage and creates temperature gradients in the chamber.
Pre-heat the chamber to set temperature before loading samples for consistent processing conditions.
Why: Starting with a stabilized thermal environment ensures uniform heating from the beginning of the drying cycle.
Setup Guide
What’s in the Box
- Forced Air Drying Oven main unit
- Three adjustable stainless steel shelves
- Power cord
- User manual and operation guide
- Temperature calibration certificate (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering parts and labor, with technical support available for setup and operational guidance.
Compliance
What is the temperature uniformity across the chamber volume?
Temperature uniformity is maintained within ±2.5% of maximum temperature throughout the 138L chamber volume through forced convection circulation.
Can the unit operate continuously without timer limitations?
Yes, the timer can be set for continuous operation mode in addition to programmable timing from 1 minute to 9999 hours.
What is the temperature stability during extended operation?
The system maintains ±1°C temperature fluctuation during operation with 0.1°C resolution for precise control.
How many samples can be accommodated simultaneously?
The 138L capacity with three adjustable shelves can accommodate multiple samples depending on container size and required air circulation spacing.
Is the unit suitable for moisture-sensitive materials?
The forced convection design with controlled temperature range from RT+10°C to 300°C makes it suitable for various moisture removal applications.
What maintenance is required for optimal performance?
Regular cleaning of the chamber and shelves, periodic temperature calibration verification, and inspection of the circulation fan system.
Can the temperature be monitored externally?
The LCD display shows current temperature and timing parameters; consult product datasheet for external monitoring capabilities.
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