The D.C. Solenoids are used for stopping the Diesel engine and decompression application. Nana Industries offers D.C. Solenoids for Engine Stopping and Decompression. Nana Industries manufactures a range of battery chargers in wide range of models. In D.C. Solenoids, the coil operating voltages are 12 / 24 V DC. The company also offers various types of D.C. Solenoids.