The Fluke Pressurements P3860-MPA is a precision deadweight tester designed for calibration of pressure instruments in laboratory and industrial environments. Covering a range of 500 to 60,000 psi (40 to 4,000 bar), this instrument delivers exceptional accuracy of 0.02% of reading, making it a trusted standard for metrology and quality assurance.
Key Features & Highlights
- Wide Pressure Range: 500 to 60,000 psi (40 to 4,000 bar) for versatile calibration tasks.
- High Accuracy: 0.02% of reading ensures precise and reliable measurements.
- Durable Construction: Tungsten carbide piston and cylinder with nickel/cobalt binder for long-term stability and wear resistance.
- Corrosion-Resistant Weights: Series 3 non-magnetic, austenitic stainless steel weights with density of 7.8 g/cm³.
- Multiple Unit Options: Supports psi, bar, MPa, and kgf/cm² for global compatibility.
- Versatile Connectivity: Test port adapters include 9/16-18 UNF (Autoclave), 3/8 BSP, 1/2 BSP, and 3/4 BSP.
- Intensifier Ratio: 7:1 intensifier for efficient pressure generation.
- Robust Design: Compact footprint (18 x 13.5 x 19 in) and 66 lbs weight for bench-top use.
Applications
The P3860-MPA is ideal for calibration laboratories, manufacturing facilities, and field service operations where precise pressure measurement is critical. It is suitable for calibrating pressure gauges, transmitters, transducers, and other pressure-sensing devices in industries such as oil and gas, aerospace, automotive, and power generation.





Kevin Okafor –
We run the Fluke Pressurements P3860-MPA Deadweight Tester, 500-60,000 psi daily in a temperature-controlled lab. Drift has been minimal and firmware was current on arrival.
Lisa Nguyen –
Finance questioned the price until engineering showed ROI — the Fluke Pressurements P3860-MPA Deadweight Tester, 500-60,000 psi cut external lab outsourcing in the first quarter.
Sarah Mitchell –
Enterprise purchase for a multi-site rollout. First unit (Fluke Pressurements P3860-MPA Deadweight Tester, 500-60,000 psi) validated successfully; we are proceeding with additional quantities.
Ahmad Fauzi –
We benchmarked the Fluke Pressurements P3860-MPA Deadweight Tester, 500-60,000 psi against legacy lab gear and saw clear improvement in measurement confidence. Worth the premium for production support environments.
Rizki Pratama –
Our applications team uses the Fluke Pressurements P3860-MPA Deadweight Tester, 500-60,000 psi for design validation and customer demos. Repeatability has been excellent; only minor note is the manual is dense but thorough.