Hoshizaki H9655-06 | 4HC-H Water Filter System Replacement Cartridge | 21,000 Gal Capacity (Pack of 6)
Hoshizaki H9655-06 | 4HC-H Water Filter System Replacement Cartridge | 21,000 Gal Capacity (Pack of 6) is backordered and will ship as soon as it is back in stock.
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The Hoshizaki H9655‑06 Replacement Cartridge Pack includes six 4HC‑H cartridges engineered for Hoshizaki ice machine filtration systems. These NSF‑certified cartridges reduce chlorine taste & odor, particulates, and cysts while protecting equipment from scale buildup. Designed for high‑volume operations, they ensure crystal clear ice and consistent machine performance.
Key Specifications:
| Flow Rate | 2 GPM (per cartridge) |
| Filter Capacity | 21,000 gallons per cartridge |
| Compatibility | Designed for use with H9320‑51 Single, H9320‑52 Twin, and H9320‑53 Triple systems. |
| Contaminants Filtered | Chlorine, taste & odor, cysts, turbidity, particulates ≥1 micron |
| Number of Filters | 6‑pack. For single cartridge option, choose the H9655‑11. |
Features & Benefits:
- Crystal Clear Ice: 1‑micron nominal filtration improves clarity and taste.
- Scale Reduction: Protects ice machine components from lime scale buildup.
- Bulk Value: 6‑pack ensures long‑term supply and cost savings.
- NSF Certified: Meets NSF/ANSI Standard 42 Class 1 for chlorine reduction and taste improvement.
- Easy Maintenance: Quick‑connect design allows fast, tool‑free cartridge replacement.
Comparison of Ice Maker Replacement Cartridges:
| Feature | H9655‑06 (Hoshizaki 4HC‑H) | APRC1‑P (Scotsman AquaPatrol Plus) | HS‑5285 (Hoshizaki Eco3Ice) |
|---|---|---|---|
| Capacity | 21,000 gallons per cartridge (6‑pack) | 12,000 gallons | 50,000 gallons |
| Best For | High‑volume ice machines needing chlorine & cyst reduction | Scale inhibition and chlorine retention in Scotsman ice makers | Ozone treatment for microbial control in ice machines |
| Key Contaminants | Chlorine, taste & odor, cysts, particulates ≥1 micron | Chlorine, taste & odor, particulates | Microbial growth, bacteria, mold, slime |
| Flow Rate | 2 GPM | 2.1 GPM | Depends on the Water System |
How to Replace the H9655‑06 Filter:
- Turn off the water supply and relieve pressure by dispensing some water.
- Remove the old H9655‑06 cartridge by twisting it counterclockwise (1/4 turn) and pulling it downward.
- Insert the new H9655‑06 cartridge by pushing it upward into the manifold and twisting clockwise (1/4 turn) until it locks securely.
- Turn the water supply back on and flush the system for 5 minutes to purge air and flush the media.
- Check for leaks and confirm proper operation of the ice machine.
FAQ
Q: Which Hoshizaki ice machine models are compatible with the H9655‑06 cartridges?
A: Compatible with H9320‑51, H9320‑52, and H9320‑53 systems supporting KM Cubers, IM Cubers, Cubelets, Flakers, and DCM/DB models.
Q: How Often Should I Replace the H9655‑06 Cartridges?
A: Replace annually or when 21,000 gallons per cartridge is reached. Heavy‑use operations may require replacement every 6–12 months.
Q: Can I Use Prefilters With the H9655‑06?
A: Yes. E‑10 and E‑20 prefilters are recommended in areas with high dirt content to extend cartridge life.
Q: Is Installation Complicated?
A: No. Quick‑connect design allows easy cartridge replacement without tools.
Q: Are Single Cartridge Options Available?
A: Yes. The H9655‑11 single cartridge is available for smaller operations or lower‑volume usage.
Q: Are the H9655‑06 Cartridges NSF Certified?
A: Yes. Certified to NSF/ANSI Standard 42 Class 1 for chlorine reduction, taste improvement, and particulate removal.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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- Turn off the water supply before starting.
- For single systems (H9320‑51), connect inlet and outlet using 3/8" FNPT fittings.
- For double (H9320‑52) and triple (H9320‑53) systems, connect using 3/4" MNPT and FNPT fittings.
- Insert the 4HC‑H replacement cartridge into the manifold and twist clockwise until secure.
- Turn the water supply back on and flush at least 5 gallons to remove carbon fines and air bubbles.
- Check all connections for leaks before regular use.
- For detailed steps, refer to the installation manual provided in the package or contact a licensed plumber.
- Replace the 4HC‑H cartridge every 12 months or when rated gallon capacity is reached (21,000 gal single, 42,000 gal double, 63,000 gal triple).
- Inspect fittings and tubing regularly for leaks.
- Use Everpure E‑10 or E‑20 prefilters in areas with high sediment to extend cartridge life.
- Clean exterior surfaces with a soft cloth and mild cleaner.
- Only use genuine Hoshizaki replacement cartridges for certified performance.
- For service or repairs, consult the manual or a Hoshizaki Certified Service Representative.







