number of switches: 12 length: 31.48mm mechanical life: min. 10000 operations per switch electrical life: min. 5000 operations per switch, 50mA/24Vdc ratings: non-switching: 100mA, 50Vdc switching: 50mA, 24Vdc circuit: single-pole single-throw materials and finish: case: UL94-VO, PBT. PBT is glass-fibre reinforced cover: UL94-VO, PBT. PBT is glass-fibre reinforced actuators: UL94-VO, PBT. PBT is glass-fibre reinforced terminals: phosphor bronze with 3 micro inches of gold plating over nickel top seal: polyester film electrical and mechanical specifications: contact rating (carry): (a) (contact rating (carry)): 50Vdc 100mA in constant situation (b) (contact rating (carry)): 24Vdc 50mA with make-and-break contact resistance (at current 100mA): (a) (contact resistance (at current 100mA)): initially max. 30mohm (b) (contact resistance (at current 100mA)): 100mohm max. after life test insulation resistance (at voltage 500Vdc): min. 1000Mohm between adjacent terminals capacitance: 5pF between adjacent terminals dielectric breakdown voltage: 500Vdc / 1minute operating temperature range: -40°C to +70°C, no failures shock: DIP switches withstand a saw-tooth waveform of 20gr 11ms, with no contact opening > 10 microseconds vibration: MIL-STD-202F-method 201A, frequency : 10-55-10Hz/1 min., direction : X, Y, Z three directions that are perpendicular to each other. No mechanical damage or intermittent change of switch setting during or after testing markings: special side or top markings are optional packing: all DIP switches are shipped in standard IC tubes with all poles in the 'off' position (EN)