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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In stock units ship within 48 hours. Other units normally ship in 2-4 weeks.
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Key Terms & Conditions
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The Hoshizaki H9655‑06 is a 6‑pack of 4HC‑H replacement cartridges designed for Hoshizaki ice machine filtration systems. These cartridges deliver crystal clear ice with 1‑micron nominal filtration and NSF‑certified chlorine reduction, while keeping ice makers functioning at full capacity.
Key Specifications:
- Flow Rate: 2 gpm (single configuration)
- Filter Capacity: 21,000 gallons per cartridge
- Compatibility: Compatible with H9320‑51 Single System, H9320‑52 Twin System, and H9320‑53 Triple System.
- Contaminants Filtered: Chlorine, taste, odor, particles 1 micron and larger. Certified to NSF/ANSI Standard 42, Class 1.
- Number of Filters: 6‑pack. For single pack choose the H9655‑11 single cartridge.
Features & Benefits:
- Crystal Clear Ice: 1‑micron 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.
FAQ
Q: Which Hoshizaki ice machine models are compatible with the H9655‑06 cartridges?
A: The H9655‑06 cartridges are compatible with the H9320‑51, H9320‑52, and H9320‑53 filtration systems, which support a wide range of Hoshizaki ice machines including KM Cubers, IM Cubers, Cubelets, Flakers, and DCM/DB models.
Q: How often should I replace the 4HC‑H filter cartridges?
A: Cartridges should be replaced when they reach their 21,000‑gallon capacity or annually, whichever comes first. High‑volume operations or challenging water conditions may require more frequent replacement, typically every 6–12 months.
Q: Can I use a prefilter with the H9655‑06 cartridges to extend filter life?
A: Yes. Hoshizaki recommends using E‑10 or E‑20 prefilters in areas with high dirt content in the water. Prefilters trap larger particles and sediment, allowing the 4HC‑H cartridges to focus on removing chlorine, taste, odor, and smaller contaminants.
Q: Is the H9655‑06 easy to install? Any tools needed?
A: Installation is straightforward: shut off water, twist out the old cartridge, insert the new one into the manifold (quick‑connect style), and turn on water. No special tools are required, though always follow Hoshizaki's manifold instructions to avoid leaks or air in the line.
Q: Are single cartridge options available?
A: Yes. If you don’t need a bulk pack, the H9655‑11 single cartridge is available for smaller operations or lower‑volume usage.
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.




