Found 10 alternatives for FSB50550U by Rochester Electronics, LLC. Power Driver Modules — 23-PowerDIP Module (0.551", 14.00mm).
AC MOTOR CONTROLLER, 3.1A
AC MOTOR CONTROLLER, 2A, HYBRID
AC MOTOR CONTROLLER, 9A
AC MOTOR CONTROLLER, 3.8A
AC MOTOR CONTROLLER
INTELLIGENT POWER MODULE, 500V,
INTELLIGENT POWER MODULE, 500V,
500V, 4A, 3PHASE, FRFET SMART PO
AC MOTOR CONTROLLER, 3A, HYBRID
AC MOTOR CONTROLLER, 3A, HYBRID