Agilent became the leading diffusion pump manufacturer by listening to customer needs and continuously improving the performance and reliability of our benchmark designs. Our experience has allowed us to optimize the design of every pump element, developing key features including high pumping speeds (65–50,000 L/s), high throughput, high forepressure tolerance, low ultimate pressure, and long-term reliability under varying conditions. We offer a wide range of accessories including robust heaters, baffles, cold caps, and thermal protection switches to prevent system overheating.