Cerberus Pyrotronics 500-688446 is a signaling device offered in two configurations—BELL and STB—and is identified by the AK suffix. It operates on 18-31 VDC, with the BELL configuration drawing 0.063 A and the STB configuration drawing 0.025 A. The part number 500-688446 uniquely identifies this Cerberus Pyrotronics device and its two voltage-current configurations.
