Amazon.com - American Filter Company (TM Brand Water Filters (Comparable with Hoshizaki (R) 4HC-H BW 4400 HF-H HC-H HF PRO 3500 HCH-CTO HFH BW 4400 BW7 TOS Ice Maker Filter Food Service
Hoshizaki H9655-06 Replacement Water Filter Cartridge for H9320 51, H9320 52, & H9320 53