Description
Rosemount 3051DP1A22A1BB4M5DFD4HR5
Industry-leading Rosemount 3051 differential pressure transmitter delivering high accuracy, long-term stability, and reliable performance for critical process measurement applications in harsh industrial environments.
| Brand | Rosemount |
| Model | 3051DP1A22A1BB4M5DFD4HR5 |
| Voltage | 24V DC (10.5-55V DC loop powered) |
| Country of Origin | USA |
| Weight | 2.7 kg (6 lbs) |
| Dimensions | 174 x 127 x 76 mm (6.85 x 5.0 x 3.0 in) |
| Warranty | 12 months |
| Certifications | CE, ATEX, IECEx, FM, CSA, SIL 2/3 |
| SKU / MPN | 3051DP1A22A1BB4M5DFD4HR5 |
| What’s in the box | Pressure transmitter unit, mounting bracket, product documentation, calibration certificate |
| Measurement Type | Differential Pressure |
| Pressure Range | 0-25 to 0-1000 inH2O (configurable) |
| Accuracy | ±0.04% of span (optional ±0.025%) |
| Output Signal | 4-20 mA with HART protocol |
| Process Connection | 1/2-14 NPT female |
| Wetted Materials | 316L SST, Hastelloy, Monel options |
Key benefits: Superior ±0.04% reference accuracy, 15-year stability, PlantWeb digital architecture with HART protocol, robust 316L SST construction, advanced diagnostics, SIL 2/3 safety certification, 100:1 turndown ratio
Typical applications: Flow measurement, level measurement, pressure monitoring, filter and pump monitoring, tank gauging, HVAC systems, oil and gas processing, chemical processing, power generation, water treatment
Lifecycle: Active product with continued manufacturer support, typically 15+ years availability with service and calibration support throughout lifecycle
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.







Patricia E. –
Good quality sensor, accurate readings. Will order more for our production line.