The BTNRR1KD3T is a momentary, illuminated pushbutton switch from the BT series, featuring a red LED. It is rated for 100mA at 30VDC and offers a typical electrical life of 10,000 cycles. The switch requires an actuation force of 250 ± 100gF with a total travel of 1.5mm and maintains an initial contact resistance of less than 50mΩ. Its integrated red LED has a typical forward voltage of 2.1V and a luminous intensity of 50 mcd at 20mA. Designed to operate in a wide temperature range from -40°C to 85°C, this switch is a durable solution for control panels and user interface applications.