Refrigerated Orbital Laboratory Incubator Shaker ST-201R

• 1. Robust Construction: Features a durable powder-coated steel exterior for long-term laboratory use.
• 2. Illuminated Workspace: Equipped with a stainless steel chamber and integrated illumination for clear sample visibility.
• 3. Full Visibility: A large tempered glass window allows for easy monitoring of samples and operational status.
• 4. Space-Efficient Design: Engineered as a stackable floor-standing unit, with a maximum of 3 units stackable to save valuable lab space.
• 5. Flexible Temperature Control: Offers the option of refrigerated or non-refrigerated models to suit diverse protocol requirements.
• 6. Eco-Conscious Cooling: Refrigerated models utilize an environmentally friendly R134a CFC-free refrigeration system.
• 7. Advanced User Interface: Controlled by a precise P.I.D. controller with a user-friendly 7" touch screen LCD display.
• 8. Smooth & Quiet Operation: Employs single-shaft 5-dimensions drive technology for exceptionally quiet and durable performance.
• 9. Comprehensive Safety Suite: Includes high/low temperature and speed alarms, door-open stop protection, electrical fault protection, motor over-heat protection, and automatic power cut-off for critical failures.
• 10. Sophisticated Programming: Supports repeat, incremental step, and complex 30-segment (5 groups) curve programming for advanced experimental protocols.
• 11. Operational Convenience: Features speed saving, power-failure recovery, parameter memory, temperature/speed calibration, and displays for time and ambient/working temperatures.
• 12. Sample Protection: A soft start function prevents sudden jolts and liquid splash, ensuring reagent and sample integrity.
• 13. Premium Drive Motor: Powered by an AC inductive long-life brushless motor offering wide speed range, constant torque, and maintenance-free operation.
• 14. Standard Connectivity & Accessories: Comes with a USB data export interface, RS485 port, fluorescent lamp, UV lamp, a flask shaking platform, and standard flask clamps.
• 15. Optional Enhancements: Upgradable with an integrated thermal printer, universal spring platform, sticky pad, humidity control system, LED culture lighting, tube racks, and microplate holders for extended versatility.

Laboratory shakers, encompassing both benchtop and floor-standing models, are fundamental to modern scientific workflows. They perform the essential task of agitating samples contained within flasks, tubes, or microplates. This agitation, delivered through orbital or linear motions, is critical for achieving uniform mixing, preventing sedimentation, and ensuring consistent exposure of samples to gases or nutrients. The primary objective is to foster homogeneous conditions, which are indispensable for obtaining reliable and reproducible experimental data across diverse fields such as microbiology, biochemistry, and pharmaceutical research.

Key to their functionality is the provision of a consistent environment. By maintaining steady agitation and, in advanced models, precise temperature control, these instruments standardize processes that would otherwise be variable. Common variants include orbital shakers, which employ a gentle circular motion ideal for cell culture and solvent extraction, and rockers, designed for the gentle tilting of sensitive samples. For intensive mixing of small volumes, vortex mixers are employed. Incubating or refrigerated shakers represent a sophisticated integration, combining motion with climatic control for applications like protein expression or enzymatic assays.

The applications are extensive. In cell culture, shakers ensure even distribution of cells, nutrients, and CO2, promoting uniform growth. They are pivotal in extraction processes for separating phases, in solubility studies to identify suitable solvents for biopharma compounds, and in diagnostic assays for thorough washing and staining steps. Modern units are characterized by user-centric features like digitally programmable speed (RPM) and timers, large platform capacities for high-throughput work, and intuitive interfaces that enhance operational precision and efficiency in demanding laboratory settings.