The A101SYCB04 is a single-pole double-throw (SPDT) Toggle Switch with gold-plated contacts. The Gemini A series offer extensive one pole with multi-circuit configurations including momentary function, locking toggle to avoid unwanted switching as well as bat and flat toggles in different lengths. Terminals are epoxy sealed to prevent the entry of flux, solvent and other contaminants. Gemini A series switch available with PC terminal choices.