2128622 Alternator Gp-Charging Fits Caterpillar Models
2128622 Alternator Gp-Charging Fits Caterpillar Models
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One New Aftermarket Replacement Alternator (Gp-Charging) for Caterpillar (Cat) Excavators
This alternator replaces the Caterpillar (Cat) Gp-Charging assembly on 311C and 320C series excavators powered by the 3064 and 3066 diesel engines. The Mitsubishi-type unit features an internal fan and internal voltage regulator and serves as a direct-fit replacement for the original charging group, keeping the excavator's 24-volt electrical system and battery reliably charged during operation.
Specifications
- Voltage: 24V
- Amperage: 35A
- Fan: Internal
- Regulator: Internal
- Connector: 2-Pin Plug
- Pulley: 2-Groove
- Unit Type: Mitsubishi
- Weight: Approximately 15 lbs.
Compatible Models
Caterpillar Excavators (Engine 3064): 311C, 311C U
Caterpillar Excavators (Engine 3066): 320C, 320C L
Caterpillar Engines (standalone): 3064, 3066
Mitsubishi Engines (standalone): S4K, S6K
Replaces Part Number(s):
2128622, 212-8622, 20R-4036, 20R4036, CA2128622, CA20R4036
Aftermarket Interchange Numbers
Mitsubishi: 3436802200, 3436804100, 34368-02200, 34368-04100, A003TN5986, A003TN5986ZC, A003TN6786, A003TN6786ZC, A3TN5986, A3TN5986ZC, A3TN6786, A3TN6786ZC
New aftermarket replacement part - not remanufactured, not used.



