Lamp Built-in LED with current limiting resistor Operational Voltage 5, 6, 12, 24VDC (full voltage), 110/120, 220/240VAC, (with transformer) 110VDC (with converter) Current Ratings AP8: 5V DC/9mA, 12V DC/9mA, 24V DC/9mA, 12V AC/15mA, 24V AC/15mA AP1: 5V DC/9mA, 12V DC/9mA, 24V DC/9mA, 12V AC/15mA, 24V AC/15mA AP2: 6V DC/33mA, 12V DC/22mA, 24V DC/11mA AP6: 6V DC/33mA, 12V DC/22mA, 24V DC/11mA Operating Temp. -20ºC to +55ºC Operating Humidity 45 to 85% RH Insul. Resistance 100MΩ min. (500V DC megger) Between live and dead parts Rev. Withstand Voltage AP2/AP6: 100V AP1/AP8: 200V Solder Terminal Soldering 260ºC maximum (5 sec.) Degree of Protection AP8: IP40 (dustproof) Other Series: IP65 (oiltight)