For over 40 years, CALDER has been a leader in advanced valve testing technology, specializing in hydrostatic and pneumatic valve test equipment. Recognizing the need for reliable and robust testing solutions, founder John Emmitte launched CALDER with the goal of delivering equipment that exceeds the standards of homemade or subpar systems. CALDER’s valve testers provide the precision, durability, and power needed to fully open pressure relief valves with a clean pop, ensuring thorough testing and dependable results for critical applications.
Designed and manufactured by CALDER valve testing systems are among the most versatile and adaptable in the industry. With modular features and a focus on flexibility, CALDER systems can evolve with a client’s growing needs, offering a low total cost of ownership (TCO) and high return on investment (ROI) over time.
Through a global network of over 350 sales locations, we deliver innovative CALDER Valve Testing technology backed by unmatched support and service.
