for our customers we have actually more then 1700 pcs of stock for equivalent alternatives regarding the part # APA0809470M050R from KYOCERA AVX as 47 µF ±20% 50 V Aluminium-Polymer Capacitor Radial - SMD 30mOhm 5.000 hrs @ 105°C with:
HHXD500ARA470MHA0G as CAP ALUM HYBRID 47µF ±20% 50V SMD 5.000 hrs @ 105°C from Chemi-Con
or even better
EEH-ZA1H470P as CAP ALUM HYBRID 47µF ±20% 50V SMD 10.000 hrs @ 105°C from Panasonic Electronic Components