Mini Benchtop Bioreactor – IO

The mini benchtop bioreactor or fermenter from Solaris Biotech delivers precise, scalable fermentation for advanced research and process development. Designed for single or parallel runs, this autoclavable, stirred, mini fermenter supports volumes of 200 ml to 1000 ml, ensuring reliable thermoregulation without water circulation. Ideal for laboratory process optimization, it integrates seamlessly with other scientific equipment to accelerate innovation across South Africa’s research community. The compact design enhances control and reproducibility, making it perfect for academic and industrial applications seeking efficient fermentation workflows.

Backed by Apex Scientific, this mini system enables scientists to refine cultures with accuracy and consistency. Explore our range and gain deeper technical insights by visiting the Apex Scientific Insights page. Contact us today to discuss your bioprocessing requirements.

The mini benchtop bioreactor or fermenter from Solaris Biotech offers a flexible, precision-controlled platform for advanced laboratory research and process development. Designed for single or parallel experiments, this compact, mini system is fully autoclavable and features a highly efficient stirred configuration. It ensures reliable fermentation workflows for scientists across South Africa. Supported locally by Apex Scientific, it delivers the performance and adaptability required for academic and industrial bioprocessing.

 

Innovative Design

The Solaris IO uses a single-wall borosilicate glass vessel with Peltier-based thermoregulation, so no external chiller or water circulation is needed. Working volumes of 200 ml or 1000 ml allow smooth scale-up or scale-down. Configurations support microbial (aerobic or anaerobic) and cell culture applications. In addition, users can select Rushton, Marine, or Pitched-Blade impellers and optional fluted or L-shaped spargers to match experimental goals.

LEONARDO 3.0: Advanced SCADA Control

The innovative SCADA software LEONARDO 3.0 is a smart, user-friendly controller that provides advanced automated management of fermentation and cultivation processes. Supplied in its full version with the equipment, it can manage up to 24 units in parallel through a single 24-inch HMI. Users can extract data in .csv format and enjoy convenient remote access via PC, tablet, or smartphone using QR code scanning or a dedicated portal, while remote control capabilities also enable efficient after-sales assistance.

IO

Advanced Measurement and Control

Comprehensive monitoring covers temperature, pH, dissolved oxygen (dO₂), dissolved carbon dioxide (dCO₂), redox potential, antifoam, level, conductivity, weight, and cell density. Moreover, Modbus digital sensors reduce background noise and provide rapid response times. A powerful 1 RPM brushless motor drives precise agitation. The LEM01 PLC-based control system also integrates four fixed or variable-speed peristaltic pumps for accurate fluid management.

LEDA

Sterile sampling system

Leda is an innovative sterile sampling system for Solaris autoclavable fermenters and bioreactors, enabling up to 180 sterile samplings per batch. Featuring a needle-free connector and a sterile syringe–non-return valve combination, it minimizes contamination risk and maintains sterility between uses. The entire system is autoclavable at 121–133 °C for up to 30 minutes.

Flexible Operation

The mini benchtop bioreactor supports batch, fed-batch, and continuous processes. Furthermore, it offers gas mixing strategies with up to five thermal mass flow controllers or solenoid valves. An optional gas-out condenser with a Peltier cell further stabilizes operations. Despite these features, the footprint remains extremely compact, saving valuable bench space in any laboratory.

 

Applications

This mini fermenter and bioreactor excels in basic research, education, process development, media optimization, and small-scale production. Consequently, researchers gain dependable performance and easy scalability for pilot or production environments.

Learn more about Apex Scientific’s full range of Solaris Biotech equipment and access detailed technical guidance by visiting the Apex Scientific Insights page.

ModelIO 200IO 1000
Total Volume (mL)2001000
Ratio H/D1.5 : 12.5 : 1
Working Volume (mL)Min 70 / Max 150Min 360 / Max 700
Max Temperature56 °C
Operating Pressure< 0.5 bar(g)
Headplate Ports5 × PG13.5 (sensors, condenser, adjustable level, multi-feed or plugs)
5 × M12 (sparger, harvest, gas out, LEDA, antifoam probe, fixed level probe, single feed/overlay or plugs)
3 × PG13.5 (sensors, condenser, multi-feed or plugs)
2 × M11 (sparger, harvest, LEDA or plugs)
3 × M12 (antifoam probe, single feed/overlay, gas out or plugs)
MaterialsBorosilicate Glass & AISI 316LBorosilicate Glass & AISI 316L
Sensor Length (mm)120225
Dimensions for Autoclave (with Condenser)Height 320 mm × Diameter 170 mmHeight 420 mm × Diameter 170 mm
StirringBrushless motor, 1 – 2000 rpm; impellers: Rushton, Marine, or Pitched blade
ThermoregulationPID control (accuracy 0.1 °C) via Peltier cell
Gas Control & MixingSparger and overlay gas control: TMFC
Gas mixing (Air, CO₂, O₂, N₂): 1 TMFC included + up to 4 additional TMFC
Sparger type: Flute or L-shaped
Gas out: 0.2 µm filter
Peristaltic Pumps (Technical Data)2 × Watson Marlow type 400 F/A
2 × Watson Marlow type 114 FD/DV
ControllerMaster module (1–24 units) 35 × 35 × 35 cm; HMI with Leonardo software, 24″ touch-screen PC
pH ControlDigital sensor; sensitivity 57–59 mV/pH; range 0–14; up to 130 °C; pressure 0–6 bar(g); cascade to peristaltic pumps for acid/base or CO₂
dO₂ ControlDigital optical sensor; accuracy ±0.05 % (1 %), ±0.2 % (21 %), ±0.5 % (50 %); range 0–300 % air saturation; up to 130 °C; pressure 0–12 bar(g); cascade to RPM, gas control, feedings
Redox (ORP)Digital sensor; range ±1500 mV; up to 130 °C; pressure 0–6 bar(g)
Antifoam/LevelConductivity-based sensor with Leonardo control
ConductivityDigital sensor; accuracy ±3 % (1 µS/cm–100 mS/cm), ±5 % (100–300 mS/cm); range 1–300 000 µS/cm; up to 130 °C; pressure 0–20 bar(g)
dCO₂Digital sensor; accuracy ±(10 % of reading + 10 mbar); range 0–200 % saturation; up to 130 °C; pressure 0–4 bar(g)
Cell DensityDigital sensor; TCD 0–4 AU; VCD 0–400 pF/cm; up to 140 °C; pressure up to 10 bar(g) (150 psi)
Weight SensorDigital balance; accuracy ±0.01 g (3.6 kg) or ±0.1 g (36 kg)
Peristaltic Pump DriveWM 120 U Brushless, 1 – 100 rpm

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