78R5380 Frame Filter – R-1550

Description

The 78R5380 frame filter is engineered specifically for R-1550 HVAC systems. It helps capture dust, dirt, and airborne contaminants before they reach internal components, which supports consistent airflow and protects the HVAC system.

Because this filter matches OEM dimensions, installation is quick and requires no modification. Routine replacement helps maintain cab comfort, reduces strain on HVAC components, and supports long-term system reliability in demanding applications.

Product Specifications

• Part Number: 78R5380

• Factory Number: RD-5-8079-0P

• Filter Type: Frame filter

• Width: 10-7⁄8″

• Height: 7-5⁄8″

• Thickness: 11⁄32″

Unit / Application:

• R-1550 HVAC units

OEM / Manufacturer References

• Red Dot Part No.: 78R5380

• Red Dot Factory No.: RD-5-8079-0P

• Caterpillar Part No.: 232-9937

• Freightliner Part No.: RDH RD5 8079 0

• Mack Part No.: 4379-RD580790

• Volvo Part No.: RDHRD580790P

Interchange Numbers

232-9937, 4379-RD580790, 4379-RD580790P, 78R5380,
ABP N83 328211, RDH RD5 8079 0, RDHRD580790P,
RDT78R5380

Common Applications

• R-1550 HVAC systems

• Truck and vocational cab HVAC filtration

• Heavy-duty on-highway equipment

• Fleet and industrial HVAC maintenance