The Fluke Calibration P3123-PSI Deadweight Tester is a precision primary standard designed for accurate, stable, and traceable high-pressure calibration. Covering a dual-range up to 5,000 PSI (approx. 350 bar / 35 MPa), this model uses precision piston-cylinder assemblies and calibrated mass sets to generate repeatable pressure points suitable for laboratory and industrial applications.
Its oil-operated hydraulic system ensures smooth, reliable pressure generation and long-term stability, making it ideal for demanding calibration tasks in industries such as oil and gas, aerospace, power generation, and manufacturing. The P3123-PSI is robust, easy to operate, and built for durability, providing technicians with a dependable tool for calibrating a wide range of high-pressure instruments.
Key Features
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Dual-range pressure: up to 5,000 PSI (approx. 350 bar / 35 MPa)
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Oil-operated hydraulic system for high-pressure stability
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Precision piston-cylinder assemblies for primary standard accuracy
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Accuracy of ±0.015% of reading
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Rugged design suitable for laboratory and field use
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Compatible with interchangeable calibrated mass sets (PSI, bar, MPa, kgf/cm²)
Compatible media: Mineral oil or approved hydraulic calibration fluids.
Included accessories: Piston-cylinder assembly, dual-range calibrated mass set, hydraulic fluid reservoir, test connections, and operator manual.
Compliance: ISO/IEC 17025 traceable calibration; GLP/GMP compliant.
Benefits for Lab Users
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Provides precise, high-pressure calibration up to 5,000 PSI
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Ensures traceable and repeatable results for critical applications
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Reduces measurement uncertainty
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Durable and easy-to-operate for laboratory and industrial environments





