Bulk Pro Systems Model DLS Diaphragm Level Switch is ideal for level control of bulk solids and powders. The DLS Diaphragm Level Switch has a unique, patented Magnetic Linkage that isolates the electrical compartment from the controlled product, reducing maintenance and improving sensitivity. The sealed switch compartment and sealed leads yield the upmost in reliable operation. Wide selection of diaphragms and switches are available with choices of flange or suspension mounting to fit your specific application. The dry level Ultra Mag™ level switch is extremely sensitive and very economical. The magnetic linkage makes this simple explosion proof diaphragm switch the most rugged and reliable level control for a variety of products.