The Fluke 750PD50 is the most advanced pressure calibrator on the market, offering unmatched accuracy, stability, and reliability. With its patented dual-pressure sensor design, the 750PD50 can measure and source pressure with an accuracy of up to 0.025% of reading. Its unique temperature compensation system ensures that the accuracy is maintained even in extreme temperatures. The 750PD50 also features a built-in pump that can generate pressure up to 50 psi, making it ideal for testing pressure switches and other pressure-sensitive devices.