Product details
Product Specifications
Brand: Harbax
Model Number: HFD-306S
Product Type: Refrigeration Filter Drier
Connection Size: 3/4″ (inch)
Connection Type: ODF (Solder / Brazed Connection)
Installation Position: Liquid Line (High-Pressure Side)
Function: Moisture, acid, and particle removal
Key Features & Benefits
Effective Moisture & Acid Removal: Protects compressors and valves
System Protection: Reduces risk of internal damage and blockages
Liquid Line Application: Designed for high-pressure side installation
ODF Connection: Provides a strong, leak-free brazed joint
Durable Construction: Built for reliable long-term operation
Improves System Stability: Ensures clean and consistent refrigerant flow
Applications
Refrigeration systems
Air conditioning units
Commercial and residential HVAC installations
Liquid line protection applications
New system installations and maintenance servicing
Frequently Asked Questions (FAQ)
Q1: What is the purpose of the HFD-306S filter drier?
It removes moisture, acids, and solid contaminants from the refrigerant to protect the system.
Q2: Where should this filter drier be installed?
It is installed on the liquid line, on the high-pressure side of the system.
Q3: What connection type does this model use?
This model uses a 3/4″ ODF (brazed) connection.
Q4: Is this filter drier suitable for HVAC systems?
Yes, it is suitable for both refrigeration and air conditioning systems.
Q5: When should a filter drier be replaced?
Replacement is recommended during system servicing, after contamination, or following compressor failure.







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