Marketed under the Ledex Brand, Johnson Electric offers a diverse range of rotary and linear solenoids. These products include our high speed, short stroke rotary solenoids such as the BTA and Ultimag series and our long life, medium stroke linear solenoids including open frame, tubular and low profile product families. From very large rotary solenoids found in material handling to our smallest open frame linear solenoids used in precision diagnostic equipment, we offer long life, quiet operation, battery operation and magnetic latching solutions.