YiHeng BPH Series Precision CO₂ Incubator – Air-Jacketed, Multi-Stage Programmable, Large-Capacity (810 L)
| Brand | YiHeng |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | BPH Series |
| Instrument Type | Air-Jacketed CO₂ Incubator |
| Temperature Control Range & Accuracy | RT+5°C to 80°C |
| Temperature Uniformity | ±1.5°C (at 37°C test point) |
| Humidity Control | Not Available |
| Chamber Capacity | 810 L |
| Dimensions | See Technical Datasheet |
| Standard Configuration | As per Factory Specification |
Overview
The YiHeng BPH Series is an air-jacketed, large-volume CO₂ incubator engineered for stable, reproducible cell culture environments in academic research laboratories, biopharmaceutical QC labs, and clinical diagnostic facilities. Designed around a robust air-jacket thermal insulation architecture—distinct from water-jacketed systems—the BPH Series delivers rapid temperature recovery after door openings while minimizing condensation risks inside the chamber. Its core function relies on precise proportional-integral-derivative (PID) temperature regulation combined with CO₂ concentration monitoring (via infrared sensor, optional configuration), ensuring physiological conditions compatible with mammalian cell lines, hybridomas, and stem cell expansion protocols. The absence of active humidity control reflects its design focus on applications where external humidification (e.g., via water pans or integrated steam generators) is managed separately or deemed non-critical—such as short-term maintenance cultures or non-sensitive primary isolates.
Key Features
- Multi-stage programmable controller with LCD interface: Supports up to 7 programs, each containing 9 steps (63 total steps), enabling gradient temperature ramps, timed start/stop cycles, and variable fan-speed profiles across time.
- Air-jacketed thermal design: Provides faster ambient recovery (<15 min to re-stabilize at 37°C post 30-sec door opening) and eliminates water-refill maintenance associated with water-jacketed units.
- High-visibility stainless steel chamber: Mirror-finish AISI 304 interior with radius-corner transitions minimizes microbial harborage points and simplifies cleaning validation per ISO 14644-1 cleanroom practices.
- Intelligent airflow management: Fan speed automatically modulates based on real-time temperature deviation—reducing turbulence during steady-state incubation to mitigate medium evaporation and shear stress on adherent monolayers.
- Dual independent safety systems: Mechanical over-temperature cut-off (hardware-based) plus digital PID-based high/low temperature alarms with audible and visual alerts—fully compliant with IEC 61010-1 safety requirements for laboratory equipment.
- Diagnostic display interface: Real-time fault code reporting (e.g., E01 = CO₂ sensor failure, E03 = heater open circuit) enables rapid root-cause identification without service technician dependency.
Sample Compatibility & Compliance
The BPH Series accommodates standard tissue culture formats including T-75–T-225 flasks, 6–96-well plates, Petri dishes, and roller bottles—optimized for placement on adjustable, removable stainless steel shelves. While not certified for GMP manufacturing environments out-of-the-box, its construction materials (304 stainless steel interior, powder-coated carbon steel exterior), traceable calibration documentation, and alarm logging capability support alignment with GLP documentation standards (OECD 1998) and internal SOPs for preclinical research. It meets CE marking requirements under Directive 2014/30/EU (EMC) and 2014/35/EU (LVD), and conforms to ISO 13408-1 for aseptic processing equipment design principles.
Software & Data Management
The incubator includes RS-485 communication capability (Modbus RTU protocol) and USB host port for direct data export to USB storage devices—enabling time-stamped temperature logs compliant with FDA 21 CFR Part 11 Annex 11 audit trail requirements when paired with validated third-party software. Optional analog output (4–20 mA) supports integration into centralized building management systems (BMS). No embedded operating system or cloud connectivity is provided; all data handling remains local and user-controlled—reducing cybersecurity exposure in regulated networks.
Applications
- Mammalian cell line propagation (HEK293, CHO-K1, HeLa) under controlled CO₂ and temperature setpoints
- Microbiological culture of fastidious organisms requiring elevated CO₂ (e.g., Neisseria gonorrhoeae, Campylobacter jejuni)
- Embryology workflows involving pre-implantation embryo culture (when used with supplemental humidity trays)
- Long-term stability studies of biologics in vial or plate format
- Environmental simulation for material compatibility testing (e.g., polymer degradation at elevated temperatures)
FAQ
Does the BPH Series include built-in CO₂ sensing and regulation?
No—CO₂ monitoring and gas blending are available only as optional add-on modules. Base configuration supports temperature-only operation.
Is humidity control integrated into this model?
No. Humidity must be maintained externally using stainless steel water pans or separate humidification accessories.
What is the maximum allowable ambient room temperature for stable operation?
The unit is rated for continuous operation in rooms maintained between 15°C and 30°C, with relative humidity ≤80% non-condensing.
Can the incubator be validated for IQ/OQ/PQ protocols?
Yes—its mechanical design, calibrated PID controller, and alarm logging functionality provide foundational elements for qualification; full validation requires user-defined protocols and third-party thermocouple mapping.
Are shelf load ratings and weight distribution limits specified?
Each shelf supports up to 15 kg uniformly distributed; maximum total chamber loading is 60 kg across all shelves.
