4-pole switch S250

watertightPCBfor aircraft

The S250 is the latest compact and light weight switch from Staco Systems. It features 4-pole switching, LED lighting, and military grade reliability in a subcompact package. With an overall length of 1.06″, this switch has the ability to fit where most switches cannot. Compact size / mounting depth of 1.06″ (26.8mm) Low operating temperature Light weight: 39oz (11 grams) Two and four-pole snap action Crimp-pin, solder, or PCB termination Non-reflective surface Alternate, momentary, or indicator action Uniform LED illumination Lowest power consumption NVIS compatible Clarity of legends Sunlight readable Drip proof, splash proof, watertight seal, and solvent resistant options Mechanical: Tested to meet MIL-PRF-22885 Electrical: Tested to meet MIL-PRF-22885 Environmental: Tested to meet MIL-PRF-22885 Optical: Tested to meet MIL-PRF-22885 APPLICATIONS Commercial Aircraft Military Aircraft and Ground Vehicles Naval Systems and Submarine Controls Industrial Equipment and Control Systems This Specification Control Document (SCD) defines the requirements for the Series 250 pushbutton switch assemblies and companion products. Companion products are covered by their respective SCD’s. The Staco Systems Series 250 is a complete product line of high brightness lightemitting diodes (HB LED) lighted pushbutton switches and indicators. This product line conforms to the general requirements of MIL-PRF-22885, and, in matrix form, MIL-S-24317. The high-brightness LED light source is qualified for NVIS under MIL-L-85762 (when applicable), MIL-STD-3009, and MIL-PRF-22885.