The BT8-8602 Reduced Barrier Hose is a #12 refrigerant hose for compatible mobile A/C applications.
It is designed for use where a #12 reduced outside diameter barrier hose is required.
This hose is listed as SAE hose size #12.
It is also described as a #12 Class I barrier refrigerant hose.
As a result, it is a useful hose option for mobile A/C service, hose assembly work, and heavy-duty HVAC applications.
Function and Performance
A barrier refrigerant hose carries refrigerant through the A/C system.
It connects major system components such as the compressor, condenser, evaporator, and related fittings.
The BT8-8602 uses a reduced outside diameter design.
This can help with hose routing where space is limited.
Because hose fitment depends on hose size, fitting style, routing, and system design, compare your current hose and fittings before ordering.
Durability and Design
The BT8-8602 is a reduced O.D. barrier hose.
It is listed as a Class I barrier refrigerant hose.
It is intended for compatible A/C hose assembly applications using #12 hose.
Always verify hose size, fitting compatibility, bend radius needs, and routing before installation.
Installation
Install this hose according to the A/C system or hose assembly procedure.
Before installation, confirm hose size, fitting type, crimp style, and routing.
Cut the hose cleanly before installing fittings.
Then crimp or assemble the fittings according to the fitting manufacturer’s specifications.
After installation, evacuate, leak test, and charge the A/C system according to the correct service procedure.
Product Details
- BTRAC Part Number: BT8-8602
- Description: reduced O.D. barrier hose #12
- Product Type: Refrigerant hose
- SAE Hose Size: #12
- Hose Type: Class I barrier refrigerant hose
- Application: Compatible mobile A/C and refrigerant hose applications
- Fitment Note: Confirm hose size, fitting style, crimp style, and routing before ordering.
OEM / Part Numbers
- Red Dot Part Number: 78R9462
- Red Dot Factory Number: RD-5-12112-600P
Cross Reference
This part may cross-reference with:
- Red Dot: 78R9462
- Red Dot Factory: RD-5-12112-600P
- Red Dot: RDHRD512112600P
- Red Dot: RDT78R9462
- Hose Reference: 5-3800-12
- Hose Reference: 763463S01
- Hose Reference: 2097682-0004
Interchange Numbers
This part may also interchange with:
- 2097682-0004
- 78R9462
- RDHRD512112600P
- RDT78R9462
- 5-3800-12
- 763463S01
Need Help?
Not sure if BT8-8602 is the correct refrigerant hose for your A/C system?
Contact BTRAC with your hose size, fitting style, current hose markings, routing details, and equipment model. Our team can help confirm fitment or find the right hose option.

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