Product Description
101884X TF-700 Air Compressor – Bendix Replacement for Caterpillar 3406 Series Engines
The 101884X TF-700 air compressor is a heavy-duty replacement compressor designed for Caterpillar diesel engines used in commercial trucks, industrial equipment, and generator applications. This compressor is available from Ace Motor Parts and is built to provide dependable airflow for heavy-duty air brake systems. Engine-driven compressors generate the compressed air required to operate service brakes, parking brakes, and other pneumatic components used in commercial vehicles.
This TF-700 configuration uses an extended flange mounting design and tapered drive shaft commonly used on Caterpillar engines. Its durable two-cylinder piston design delivers high airflow capacity while maintaining stable operating temperatures through its water-cooled configuration.
Caterpillar Engine Applications
The 101884X compressor is commonly used on Caterpillar engines such as the 3406B, 3408, and 3412 engine families. These compressors are installed on heavy-duty trucks, industrial equipment, and generator sets where high air output is required for braking systems and auxiliary air components.
Because Caterpillar engines frequently use specialized mounting configurations, the compressor features a right-side extended flange mount with tapered drive shaft. This design allows the compressor to integrate with Caterpillar accessory drive systems.
TF-700 Compressor Design
The TF-700 compressor uses a two-cylinder reciprocating piston design that compresses air through a single-stage compression process. With an airflow capacity of approximately 15.5 cubic feet per minute at 1250 RPM, the compressor delivers the air volume required for heavy-duty commercial braking systems.
The compressor uses a water-cooled cylinder head to maintain stable operating temperatures during extended operation. Engine-supplied lubrication helps ensure long service life when operating in demanding fleet and industrial environments.
Key Features
- Direct replacement for Bendix TF-700 compressors
- Designed for Caterpillar diesel engine applications
- Extended flange mount engine-driven configuration
- Heavy-duty two-cylinder reciprocating piston compressor
- High airflow capacity (15.5 CFM @ 1250 RPM)
- Water-cooled cylinder head design
- Left-side air inlet with optional top or left discharge
- Tapered drive shaft for Caterpillar accessory drives
- Designed for commercial truck and industrial air brake systems
Technical Specifications
| Part Number | 101884X |
| Compressor Model | TF-700 |
| Mounting Style | Extended Flange (Right Side) |
| Drive Type | Engine Driven – Tapered Shaft |
| Cylinder Quantity | 2 |
| Bore x Stroke | 2.75 in x 1.81 in |
| Rated Displacement | 15.5 CFM @ 1250 RPM |
| Cooling Method | Water Cooled |
| Air Inlet Location | Left |
| Air Outlet Location | Top or Left |
| Maximum RPM | 3000 RPM |
| Minimum Coolant Flow | 2.5 GPM |
| Minimum Unload Pressure | 60 PSI |
| Maximum Inlet Temperature | 250°F |
| Maximum Discharge Temperature | 400°F |
| Weight | 52 lbs |
| Typical Use | Heavy-Duty Truck and Industrial Air Brake Systems |
Caterpillar OEM Cross Reference
| 0R2889 | 101861 | 101884 |
| 102978X | 2W5134 | 9N5563 |
| 9N5564 |
101884X Compressor Cross Reference
| 101559K | 101884 | 102978 |
| 103276 | 103277 | 103278 |
| 0R2886 | 0R2889 | TF700 |
| 3406B |
Part Number Reference
The 101884X air compressor replaces several TF-700 compressor numbers used on Caterpillar diesel engine applications. Common interchange numbers include 101884, 102978, 103276, and 103277 as well as Caterpillar part numbers such as 2W5134, 9N5563, and 9N5564. These compressors are commonly installed on heavy-duty trucks and industrial equipment powered by Caterpillar 3406-series engines.
What Equipment Uses the 101884X Air Compressor?
The 101884X TF-700 compressor is commonly used on Caterpillar powered trucks and industrial equipment equipped with engines such as the 3406B, 3408, and 3412. These compressors are frequently found on heavy-duty trucks, generator sets, and industrial machinery that require a high-output air brake compressor.
The Role of the Air Compressor in Commercial Brake Systems
The air compressor is one of the most important components of a commercial vehicle braking system. It continuously generates compressed air which is stored in air reservoirs and used whenever the driver applies the brakes.
If the compressor begins to wear internally, the system may take longer to build air pressure or may struggle to maintain proper operating pressure. Replacing a worn compressor restores proper air system performance and helps ensure reliable braking operation.
Browse our full selection of air brake compressors or explore our inventory of surplus air brake compressors for heavy duty trucks.
