Description
Rosemount 2120F2KR1NAAHQ4U1ST
Reliable point level detection for liquids with a robust vibrating fork design and broad power supply compatibility
| Brand | Rosemount |
| Model | 2120F2KR1NAAHQ4U1ST |
| Voltage | 12-60 VDC or 20-264 VAC |
| Country of Origin | United Kingdom |
| Weight | Approximately 2.5 kg |
| Dimensions | Approximately 280 x 100 x 100 mm |
| Warranty | 6 months |
| Certifications | CE, ATEX, IECEx, FM, CSA |
| SKU / MPN | 2120F2KR1NAAHQ4U1ST |
| What’s in the box | Rosemount 2120 vibrating fork level switch, process connection, installation documentation |
| Sensing Technology | Vibrating fork point level detection |
| Output | Relay or electronic switching output |
| Process Temperature | Up to approximately 150 °C |
| Process Pressure | Up to approximately 40 bar |
| Wetted Materials | 316L stainless steel |
| Ingress Protection | IP66/IP67 |
Key benefits: No calibration required, low maintenance, reliable operation, wide process compatibility, high visibility status indication, and hazardous-area suitability
Typical applications: Tank overfill prevention, pump protection, high and low level alarms, storage vessels, process tanks, and liquid inventory control
Lifecycle: Active industrial product with long-term service support and replacement availability
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.









Michael T. –
Excellent built quality. Integrated easily into our existing control system.