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Thermo Scientific Orion Star A221 Portable pH, mV, ORP, and Temperature Meter with IP67 Rating
Product Description
The Thermo Scientific Orion Star A221 is a precision portable pH meter designed for comprehensive electrochemical analysis, including pH, millivolt (mV), oxidation-reduction potential (ORP), and temperature measurements. Ideal for biotechnology, molecular diagnostics, and environmental monitoring, this handheld meter supports up to 1000 data points with time and date stamping, enabling detailed bioprocessing workflows and laboratory data tracking.
Key features include:
- Wide pH range: -2 to 20 with ±0.002 pH accuracy, essential for sensitive molecular biology assays and synthetic biology research
- mV measurement range: ±2000.0 mV with ±0.2 mV or ±0.05% accuracy, supporting electrochemical sensor applications in biomanufacturing
- Portable design: Operates on 4x AA batteries (approx. 800 hours battery life) or 120V universal power adapter for flexible field and lab use
- Rugged IP67 waterproof rating: Ensures durability and reliability in diverse laboratory and bioprocessing environments, including live-cell imaging and clinical diagnostics
- Large back-lit LCD with on-screen guidance: Facilitates ease of operation in complex workflows requiring precise pH and ORP control
- Compact dimensions (9x4x3 inches) and lightweight (2 lbs) for ergonomic handheld use during gene editing, fermentation, or quality control processes
This meter is widely adopted in neuroimaging, biotechnology research, and synthetic biology, providing critical data in molecular diagnostics and bioprocess optimization. Its robust data logging and IP67 protection make it an indispensable instrument for laboratory professionals requiring reliable, accurate electrochemical measurements. The Thermo Orion Star A221 supports essential tasks in biomanufacturing pipelines and environmental biotechnology monitoring.
Included with the unit are the Thermo Orion Star A221 pH Meter (CAT# STARA2210), a 120V power cord, and a 30-day warranty, ensuring dependable support for your lab’s molecular and cellular analysis needs.
Item Stats
Product details
| pH Range | -2 to 20 |
| pH Accuracy | ±0.002 |
| mV Range | ±2000.0 mV |
| mV Accuracy | ±0.2 mV or ±0.05% of reading whichever is greater |
| Battery Type | 4xAA |
| Battery Life | 800 hr. |
| IP Rating | IP 67 |
| Dimensions | 9x4x3” |
| Weight | 2 lbs |
| Power | 120V Universal Power Adaptor Or 4 x AA Batteries |
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