BPC® Bioreactors
Modular, robust CSTR and high-rate anaerobic bioreactors built using high-quality materials in order to meet the demands of biogas labs. Extremely user-friendly, they are the ideal experiment platforms for simulating anaerobic fermentation processes at laboratory scale.
- Leakage resistant
- 2.0 to 20 L volumes
- Flexible modular design

Modular bioreactors to fit your anaerobic digestion needs
Choose from three continuous stir tank reactors (CSTR) size options (2, 5 and 10 litres) and three different configurations in glass (G) or stainless steel (S) (CSTR-5G, CSTR-5S, CSTR-10S). BPC’s CSTR are built specifically for the most demanding biogas and biofuel applications.
For high-rate anaerobic digesters, we offer two different reactor configurations (UASB or EGSB-20S, IC-20S). All anaerobic digesters are built using corrosion-resistant and durable stainless steel for long-time operation.


Simulate biogas production processes
Easy assembly and maintenance
Each bioreactor has standard connection points, allowing for easy assembly, disassembly and maintenance. Instruments can be operated in standalone or connected in a series depending upon requirements.
Adapted for low and high solid content
All CSTR bioreactors are adapted for feedstocks with either low- or high-solid content and have excellent sealing under anaerobic conditions, using a robust tri-clamp system. The reactors offer a self-discharging port for digested slurry with automatic slurry level control.
Each CSTR, UASB / EGSB and IC bioreactor is fully compatible with the BPC® Go for measuring gas flow in simulated biological fermentation processes.
Unique wall jacket design
The unique wall jacket configuration allows for independent heating or cooling. Precisely control the temperature of the bioreactors using circulated heated or cooled water continually through the wall jacket that covers the entire side of the reactor.
Viewing port for complete control
Each CSTR and UASB / EGSB bioreactor has two viewing ports on opposite sides allowing for visual inspection of the process. This allows for monitoring of a continuous process via key parameters such as gas flow, pH and temperature, and to detect foam formation during the AD process.
“The design of gas, liquid and solid in/outlets are suitable for our experimental needs. No blockage issue has ever been experienced. We are fully satisfied by BPC’s pilot scale solution, it earns us some envious looks from colleagues.”
LAËTITA CARDONA & OLIVIER CHAPLEUR
MICROBIAL ECOLOGY OF ANAEROBIC DIGESTION, IRSTEA, FRANCE
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Technical Specifications

UASB/EGSB-20S
Upflow anaerobic sludge blanket (UASB) / expanded granular sludge blanket (EGSB) reactor with a volume of 20 litres. The design is modular and is easily mounted on the included frame. Contains two sight glass windows for easy viewing and two sampling ports for on-line process monitoring
Reactor type
Upflow Anaerobic Sludge Blanket (UASB) and Expanded Granular Sludge Blanket (EGSB) reactor
Volume
20 L
Materials
High quality stainless steel (AISI 316)
Design
Modular design for easy installation and maintenance
Viewing ports
Two sight glass windows for visualisation
Sampling ports
Two sampling ports reserved for on-line process monitoring
Support frame
Self-supporting frame in stainless steel for easy system setup
Temperature control
External thermal circulator
Dimensions
150 x 60 x 60 cm
Weight
22 kg
Usage
Indoors

IC-20S
Internal circulation reactor with a volume of 20 litres, made in stainless steel. The design is modular and is easily mounted on the included frame. Contains four sampling ports for on-line process monitoring
Reactor type
Internal Circulation (IC) reactor
Volume
20 L
Materials
High quality stainless steel (AISI 316)
Design
Modular design for easy installation and maintenance
Sampling ports
Four sampling ports reserved for on-line process monitoring
Support frame
Self-supporting frame in stainless steel for easy system setup
Temperature control
External thermal circulator
Dimensions
180 x 50 x 50 cm
Weight
25 kg
Usage
Indoors

CSTR-10S
The CSTR bioreactors have a modular design, built with high-quality materials and robustness in mind. Intended for anaerobic fermentation tests, both for continuous and batch mode operations.
Reactor type
CSTR
10 L
Materials
High quality stainless steel (AISI 316)
Reactor mixing
Multifunctional agitation system with brushless DC motor for long-life operation. Remote speed and on/off control via analogue voltage signal (0-12 VDC). Manually adjustable speed, direction and time interval, as well as timer function to set time periods for reversal. Modular design for low maintenance.
Rotation speed
15 – 300 rpm
Support frame
Self-supporting frame in stainless steel for easy system setup
Temperature control
Dimensions
77.5 x 32.5 cm
Weight
16.5 kg
Usage
Indoors

CSTR-5S
The CSTR bioreactors have a modular design, built with high-quality materials and robustness in mind. Intended for anaerobic fermentation tests, both for continuous and batch mode operations.
Reactor type
CSTR
Volume
5 L
Materials
High quality stainless steel (AISI 316)
Reactor mixing
Multifunctional agitation system with brushless DC motor for long-life operation. Remote speed and on/off control via analogue voltage signal (0-12 VDC). Manually adjustable speed, direction and time interval, as well as timer function to set time periods for reversal. Modular design for low maintenance.
Rotation speed
15 – 300 rpm
Support frame
Self-supporting frame in stainless steel for easy system setup
Temperature control
External thermal circulator
Dimensions
74.5 x 28.5 cm
Weight
16.5 kg
Usage
Indoors

CSTR-5G
The CSTR bioreactors have a modular design, built with high-quality materials and robustness in mind. Intended for anaerobic fermentation tests, both for continuous and batch mode operations.
Reactor type
CSTR
Volume
5 L
Materials
High quality glass (reactor body), high quality stainless steel (AISI 316) (lid)
Reactor mixing
Multifunctional agitation system with brushless DC motor for long-life operation. Remote speed and on/off control via analogue voltage signal (0-12 VDC). Manually adjustable speed, direction and time interval, as well as timer function to set time periods for reversal. Modular design for low maintenance.
Rotation speed
15 – 300 rpm
Temperature control
External thermal circulator
Dimensions
38 x 24 cm
Weight
7.8 kg
Usage
Indoors

CSTR-5G
The CSTR bioreactors have a modular design, built with high-quality materials and robustness in mind. Intended for anaerobic fermentation tests, both for continuous and batch mode operations.
Reactor type
CSTR
Volume
2 L
Materials
High quality glass (reactor body), high quality stainless steel (AISI 316) (lid)
Reactor mixing
Multifunctional agitation system with brushless DC motor for long-life operation. Remote speed and on/off control via analogue voltage signal (0-12 VDC). Manually adjustable speed, direction and time interval, as well as timer function to set time periods for reversal. Modular design for low maintenance.
Rotation speed
10 – 200 rpm
Temperature control
With thermostatic waterbath, up to 95 °C
Usage
Indoors
Downloads
Download product brochures and comparison documents.
Looking for manuals or other technical documentation?
You can find them in BPC Academy, our customer resource and training centre.
2 MB
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Common questions about Bioreactors
What volumes of bioreactor do you offer?
Standalone bioreactors from BPC Instruments come in sizes from 2 L up to 20 L
Talk to an expert about Bioreactors
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