Additional Fitment Restrictions:
- Toyota Camry: Confirm the 2.5L four-cylinder engine. This listing does not establish compatibility with the 3.5L V6.
- Toyota RAV4: Confirm the 2.5L engine and original alternator configuration.
- Scion tC: Confirm the original equipment number and electrical connector.
- All Vehicles: Verify factory amperage, mounting configuration, pulley, and connector before purchasing.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | AOTPAT |
| Product Type | Automotive Replacement Alternator |
| Primary Interchange | 11402 |
| Voltage | 12V |
| Rated Output | 100 Amps |
| Rotation | Clockwise (CW) |
| Clock Position | 12 |
| Pulley Class | SD6 |
| Pulley Grooves | 6 |
| Voltage Regulator | Internal (IR) |
| Fan Type | Internal Fan (IF) |
| Housing | Die-Cast Aluminum |
| Windings | Manufacturer-Advertised Copper |
| Protection | Manufacturer-Advertised Overload / Overheat |
| Engine Applications | 2.5L L4 |
| Warranty | 2-Year Manufacturer Warranty |
OEM and Interchange Part Numbers
The AOTPAT 100 Amp alternator is advertised as a replacement for the following Toyota and aftermarket references.
Toyota OE References
- 27060-36010
- 27060-36011
- 27060-0V010
Additional Interchange References
- 104210-2270
- 104210-2340
- 104210-2341
- 104210-2344
- 104210-8431
- 11147
- 11402
- 11402A
- 12946
- 15026
- 210-0722
- 213-9201
- 36-11402
- 400-52452R
- 849175
- 90295726
- 90-29-5726
- 94862
- AND0512
- FG10T24AMQ
Some interchange catalogs use unhyphenated formats, including 2706036010, 2706036011, 270600V010, 1042102270, 1042102340, 1042102341, 1042102344, 1042108431, 2100722, 2139201, 3611402, and 40052452R.
Fitment Reminder: A shared interchange number does not guarantee compatibility across every application. Confirm your original equipment part number, electrical connector, pulley, and mounting configuration.
Reliable Charging for Toyota and Scion 2.5L Engines
Toyota’s 2.5L four-cylinder engine powers several popular vehicles, including the Camry, RAV4, and Scion tC.
In conventional non-hybrid applications, the alternator supplies electrical power while the engine runs and helps recharge the battery after starting.
A properly functioning alternator supports:
- Engine management and ignition electronics
- Fuel injection components
- Headlights and exterior lighting
- Air conditioning and ventilation
- Audio and infotainment systems
- Power windows and electrical accessories
- Battery charging during normal operation
The AOTPAT replacement alternator is designed to restore charging performance when a compatible original alternator fails.
Stable 100 Amp Output
The AOTPAT alternator is rated for 100 amps of electrical output.
This rating is intended to match compatible factory charging-system requirements rather than automatically provide an upgrade over the original alternator.
The alternator’s internal regulator controls electrical output according to the system’s operating conditions.
For vehicles equipped with additional electrical accessories, verify that the alternator’s rated output and charging-system controls meet the vehicle’s requirements.
Die-Cast Aluminum Housing and Copper Windings
AOTPAT advertises a die-cast aluminum housing designed to provide structural durability while helping manage operating temperatures.
The manufacturer also specifies copper windings and external insulation intended to reduce the risk of electrical short circuits.
Its internal cooling fan helps dissipate heat generated during alternator operation.
These features are intended to support reliable charging performance under ordinary driving conditions.
Quiet Operation and Weather Resistance
The manufacturer advertises a low-noise design intended to reduce operating sound.
Its weather-resistant construction is designed to withstand typical automotive environmental exposure.
AOTPAT also advertises overload and overheating protection intended to help protect internal components during operation.
These are manufacturer-provided claims and should not be interpreted as guarantees against every possible electrical or mechanical failure.
Common Symptoms of a Failing Toyota Alternator
A failing alternator may cause:
- Battery warning light illuminated on the dashboard
- Dim or flickering headlights
- Repeated dead battery problems
- Difficulty restarting after driving
- Intermittent electrical accessory operation
- Unusual whining or grinding noises
- Low or inconsistent charging voltage
- Engine stalling after the battery becomes discharged
However, these symptoms do not always indicate alternator failure.
Weak batteries, damaged charging cables, poor electrical grounds, worn serpentine belts, and charging-system control problems can cause similar issues.
Before replacing the alternator, test the battery and charging system to confirm the actual fault.
For additional automotive electrical troubleshooting and DIY repair information, visit My Pro Street Online.
Installation Recommendations
Before replacing the alternator, disconnect the negative battery terminal and follow the applicable factory service procedure.
Compare the original alternator with the replacement, checking mounting points, electrical connectors, pulley alignment, and output rating.
Inspect the serpentine belt, tensioner, battery terminals, and charging-system wiring during replacement.
After installation, verify charging-system operation using appropriate diagnostic equipment.
Important: Charging voltage may vary depending on electrical load, battery condition, temperature, and vehicle charging-system controls. Follow the applicable factory testing procedure.
Why Choose the AOTPAT 100 Amp Alternator?
The AOTPAT 100 Amp replacement alternator offers an OE-style charging-system repair option for select Toyota Camry, Toyota RAV4, and Scion tC vehicles equipped with the 2.5L four-cylinder engine.
With its 12V electrical configuration, clockwise rotation, six-groove pulley, die-cast aluminum housing, copper windings, and manufacturer-advertised two-year warranty, this alternator is designed to restore dependable electrical operation.
Whether you’re maintaining a daily-driven Toyota Camry, repairing a high-mileage RAV4, or restoring charging performance in a Scion tC, choosing the correct alternator helps keep your vehicle’s electrical system operating reliably.
Shop replacement alternators and automotive electrical components at Pro Street Online. Find the correct replacement part and complete your repair with confidence.






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