Edwards 46E Fast installation low voltage rolling ball switch is an insulated, rugged device that operates from pressure in any direction. It is ideal for applications where a momentary contact is desired such as door chime entry applications. Ball switch features momentary action and 1 NC contact configuration. It has current rating of 2 Amp AC/DC at 12 Volts, 2 Amps AC/1 Amp DC at 24 Volts and 1 Amp AC/0.5 Amp DC at 48 Volts. Ball switch is flush mountable and is used with on doors, windows, transoms, burglar alarms and machinery. Also known as -Commercial Fire Systems: Edwards Signaling Safety Supplies Rolling Ball Contact-Edwards 46E Fast Installation Low Voltage Rolling Ball Switch