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ATG20797 Alternator MG120 / AAN5961 / 32423771 – Fits Deutz TCD 7.8 Engine 24V 120A Heavy Duty Replacement Alternator Generator

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PRODUCT DETAILS

ATG20797 Alternator MG120 / AAN5961 / 32423771 – Fits Deutz TCD 7.8 Engine 24V 120A Heavy Duty Replacement Alternator Generator

Part Numbers: MG120, AAN5961, 32423771

Cross Reference Numbers:
32423771000, 3242377100010, 0124655022, 0124655049, 0124A00620, AAN5815, AAN5856, 11.204.354, 11.204.889, MG466, 4542377110

Product Description

The ATG20797 Alternator is a heavy-duty replacement charging generator designed for Deutz TCD 7.8 diesel engine applications used in construction machinery, agricultural equipment, and industrial power systems.

This alternator replaces OEM references MG120, AAN5961, and 32423771 and provides reliable 24V 120A charging performance for heavy-duty diesel electrical systems. It delivers stable power output for battery charging, ECU systems, lighting, instrumentation, and auxiliary electrical components.

Designed for demanding operating environments, ATG20797 features a durable commercial alternator structure, efficient cooling, and stable voltage regulation to support long working hours on Deutz-powered equipment. The Deutz TCD 7.8 engine series is widely used in mobile machinery and industrial applications.

Specifications

Item	Specification
Item Description	Alternator
Unit Type	MAHLE
Voltage	24V
Amperage	120A
Belt Type	6PK
Condition	100% New
Weight	8.85 KG

OEM & Cross Reference

Brand	Part Numbers
Bosch	0124A00620 / 0124655022
Iskra	IMA304889 / ALI5049 / AAN5815 / AAN5856 / MG466 / MG120 / AAN5961 / 32423771 / LG0743 / 11204354 / ALB5049
KAMAZ	4542377110 / 32423771100010 / 301N20311ZZ / 4542.3771-10 / 32423771000 / TT12862T

Fitment

Deutz TCD 7.8 Engine Series
Heavy-duty industrial machinery
Commercial diesel engine systems
KAMAZ truck & equipment applications

PRODUCT HIGHLIGHTS

Product Highlights

Feature	Description	Benefit
OEM Replacement Design	Replaces Deutz MG120 / AAN5961 / 32423771 alternator	Ensures correct fit and compatibility
24V 120A High Output	Designed for heavy-duty diesel systems	Provides strong charging capacity
Commercial Grade Construction	Durable rotor, stator, rectifier, and bearings	Improves reliability and service life
Stable Voltage Regulation	Maintains consistent electrical output	Protects vehicle electrical components
Heavy Duty Cooling System	Efficient heat dissipation design	Supports continuous operation
Direct Replacement Fit	Matches original mounting specifications	Simplifies installation

SHIPPING

Item Details

Processing Time Orders are processed within 1-3 business days after payment confirmation

Shipping Methods DHL/UPS/ FedEx/ TNT/ Air Freight/ Sea Freight

Estimated Delivery Time Express shipping: 3-7 business days, depending on destination

Packaging Export-standard cartons with protective inner packing

Tracking Tracking number will be provided once the order is shipped

Shipping Cost Calculated based on weight, dimensions, and destination

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WARRANTY POLICY

All new aftermarket parts come with a 1-Year warranty. Quality is the first thing we consider. Check out our Warranty Assistance for more details.

SHIPPING POLICY

We offer express and standard shipping options to ensure your off-road machine gets back in action—fast and reliably. For more details, please visit our Shipping Policy .

EASY RETURN POLICY

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.

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