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Four Seasons 33478 A/C Receiver Drier
| Brand | Four Seasons 33478 |
|---|---|
| Material | Steel |
| Inlet Filter Fitting Type | Male |
| Desiccant | Yes |
| Inlet Filter Fitting Thread Diameter | 0.625 |
| In Line Filter Material | Desiccant |
| In Line Filter Outlet Fitting Type | Male |
| Type | Washer not included |
| Body Diameter | 3.000 |
| Body Length | 9.000 |
| Moisture Indicator Window | Yes |
| Inlet Fitting Type | Female o-ring |
| Desiccant Replaceable | Not replaceable |
| Fuse Plug | No |
| Inlet Fitting Diameter | 0.375 |
| Outlet Fitting Type | Female o-ring |
| Mounting Bracket Included | Not included |
| Bracket? | W/o bracket |
| Connector B Type | Male insert o-ring |
| Connector Type | Male insert o-ring |
| Description | Filter driers |
| Dia. MM | 76.200 |
| Gasket / Seals? | Included |
| Inlet Fraction | 3/8 |
| Inlet IN | 0.375 |
| Inlet MM | 9.525 |
| Length MM | 228.600 |
| Meets / Exceeds OEM? | Yes |
| New or Reman | New |
| O-Ring A Number/Desc | [24606] / green o-ring |
| O-Ring A Quantity | 2 |
| Fits | — |
OE direct replacement. Meets or exceeds OEM requirements for dependable system service.
Steel construction. Durable filter drier body with included seals for a secure fit.
Moisture indicator window. Lets you check system condition at a glance.
Cross-references BBB Industries 19141, Four Seasons 33478 and Global Parts Distributors LLC 1411498 for the same application. See all 80.
Four Seasons 33478 Filter Drier Overview
Four Seasons 33478 is a steel A/C receiver drier built for HVAC systems that use a female O-ring inlet and outlet with 3/8 in. connections. It includes a moisture indicator window, sight glass, and switch port, making it a practical replacement for service work on vehicles such as Honda Civic and Toyota Corolla applications where receiver drier performance matters.
The Four Seasons Filter Drier line focuses on dependable refrigerant filtration and moisture control in automotive air conditioning systems. This 33478 receiver drier follows that approach with a steel body, desiccant media, and OEM-style connection points for direct replacement service.
Key Features
- Steel body construction for A/C system durability
- Female O-ring inlet and outlet with 3/8 in. fittings
- Built-in desiccant to absorb moisture in the refrigerant circuit
- Moisture indicator window and sight glass for visual inspection
- Switch port included; no service port and no pressure relief valve
- New part that meets or exceeds OEM requirements
- Compatible replacement for Four Seasons 33478 and cross-reference applications such as Monroe Shocks & Struts 173034
Detailed Description
Four Seasons 33478 is a steel filter drier for automotive A/C systems that need moisture removal and refrigerant filtration in one service component. The unit measures 3.000 in. in body diameter and 9.000 in. in body length, with female O-ring inlet and outlet connections sized at 3/8 in. It uses non-replaceable desiccant media and includes gasket/seals plus green O-rings for sealing at the connection points. The moisture indicator window and sight glass provide a visual reference during diagnosis and service. For buyers searching for an A/C receiver drier for Honda Civic, Toyota Corolla, or similar HVAC applications, Four Seasons 33478 is a direct-fit style replacement built to OEM-level specifications.
What It Helps Address
- Excess moisture in the A/C refrigerant circuit
- Restricted refrigerant flow caused by contaminated system components
- Loss of cooling performance from a saturated receiver drier
- Service issues tied to worn or leaking O-ring connections
- Visual inspection needs through the moisture indicator window and sight glass
Installation Notes and Tips
Replace the receiver drier whenever the A/C system has been opened for major service, compressor replacement, or contamination cleanup. Verify the inlet and outlet connection style, 3/8 in. sizing, and switch-port configuration before installation. Always evacuate and recharge the system according to the vehicle service procedure, and inspect sealing surfaces before connecting the new drier.
Quality Assurance
Four Seasons 33478 is a new replacement part that meets or exceeds OEM specifications. It is built as a steel filter drier for automotive HVAC service and is listed under Four Seasons part number 33478 for straightforward ordering and cross-reference matching.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| No rows match your filter. | ||||