Our Brands : The Power Behind AMOT's Global Reach
Already a respected name in temperature control valves since 1948, AMOT began producing diesel engine shutdown systems in the 1980s for engine manufacturers in response to new safety demands for offshore engines in the Gulf of Mexico. Following the acquisitions of the most well-known brands in diesel engine safety, AMOT is now unrivalled in its selection of diesel engine safety systems, temperature control valves, replacement parts, and accessories. With sales, manufacturing, and customer support teams located around the globe, AMOT continues to be the answer for engineered control and safety systems.
ENGINEERING UNITS
IMPERIAL METRIC
Chalwyn
Chalwyn pioneered the concept of diesel engine overspeed valves in conjunction with Esso Research in the 1970s. Production of the original Chalwyn D Valve began in 1972, and the little yellow valve soon became the accepted solution for diesel engine overspeed protection at all European refineries.
RodaDeaco
Roda Deaco was founded by Ron Bodnar in Edmonton, Alberta to meet the needs of new safety rules in Canada in the early 1990s. By offering small valve sizes and specially-machined adaptors, he could fit almost any size vehicle or industrial engine with an air intake shutoff valve.
Rigsaver
RIGSAVER has long been a name synonymous with diesel engine safety. With over 10,000 valves installed globally, this swing gate style, spring-operated valve is known for proven, reliable performance in the harsh conditions often found on oil and gas drilling sites and with high-horsepower engine used in these operations.
Walton
Founded in 1942 in St. Albans, England, Walton Engineering has earned a distinguished reputation as a premier designer and manufacturer of 3-way temperature control valves. For more than six decades, Walton valves have provided precise, reliable temperature regulation for naval vessels, marine systems, industrial plants, and power generation applications around the world








