Hoshizaki 4A2666-01 Drier Overview
The Hoshizaki 4A2666-01 Drier is a genuine OEM replacement component engineered to maintain the integrity and efficiency of Hoshizaki refrigeration systems. Designed to remove moisture, contaminants, and acid from the refrigerant circuit, this drier helps protect compressors, expansion devices, and other critical components from premature wear and system-damaging corrosion.
Key Features
- Genuine Hoshizaki OEM replacement drier — SKU 4A2666-01
- Removes moisture, contaminants, and acid from the refrigerant circuit
- Helps protect compressors and metering devices from damage
- Engineered to meet Hoshizaki’s precise fit and performance specifications
- Supports reliable, long-term operation of Hoshizaki refrigeration equipment
- Ideal for use during system service, refrigerant recharge, or compressor replacement
Why Replace Your Drier?
A refrigeration drier should be replaced any time the system is opened for service. Moisture and contaminants introduced during repairs can cause acid formation, compressor failure, and restricted flow through metering devices. Using a genuine Hoshizaki replacement drier ensures your system returns to factory-specified performance after every service event.
Compatibility
- Designed as a direct OEM replacement for compatible Hoshizaki refrigeration equipment
- Consult your Hoshizaki equipment documentation or service manual to confirm fitment for your specific model
Part Information
- Brand: Hoshizaki
- Part Number / SKU: 4A2666-01
- Component Type: Drier (Filter Drier)








