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ATG20796 Alternator 48201140 48201172 11205023 AAK4662 MG508 Replacement for Nanni Industries Marine Diesel Engine 12V

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ITEMNO： ATG20796

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PRODUCT DETAILS

ATG20796 Alternator 48201140 48201172 11205023 AAK4662 MG508 Replacement for Nanni Industries Marine Engine MAHLE Letrika Iskra 12V 70A

OEM / Cross Reference Part Numbers

Brand	Part Number
Nanni Industries	48201140
Nanni Industries	48201172
MAHLE	11205023
MAHLE	11203658
MAHLE	11203453
MAHLE / Letrika / Iskra	IA1220
MAHLE / Letrika / Iskra	AAK4662
MAHLE / Letrika / Iskra	MG508
MAHLE / Letrika / Iskra	AAK1813
MAHLE / Letrika / Iskra	AAK4361

Product Description

ATG20796 Alternator is a high-quality aftermarket replacement charging generator designed for Nanni Industries marine diesel engines and industrial auxiliary power systems.

This alternator replaces Nanni Industries OEM numbers 48201140 and 48201172 and cross-references MAHLE (Letrika / Iskra) part numbers including 11205023, IA1220, AAK4662, MG508, AAK1813, and AAK4361.

Designed for marine applications, this 12V 70A alternator provides stable charging performance for onboard batteries, navigation equipment, electrical control systems, and auxiliary power requirements. With reliable internal components and efficient voltage regulation, ATG20796 ensures long service life in demanding marine and industrial environments.

Product Specifications

Specification	Details
Item Condition	100% New Aftermarket Part
Unit Type	Alternator
Brand Type	MAHLE (Letrika / Iskra) Replacement
Voltage	12V
Amperage	70A
Pulley Type	0PK Single Groove / Poly-V Belt
Application	Marine Diesel Engine / Industrial Auxiliary System
Weight	5.8KG

Applications

Brand	Application
Nanni Industries	Marine Diesel Engines
Nanni Industries	Marine Generator Systems
Industrial Equipment	Auxiliary Power Systems Using MAHLE 12V Alternator

PRODUCT HIGHLIGHTS

Product Highlights

Feature	Description	Benefit
OEM Replacement Design	Replaces Nanni Industries 48201140 / 48201172 alternator	Ensures accurate fit and compatibility
MAHLE Quality Design	Equivalent to IA1220 / MG508 alternator series	Provides dependable charging performance
12V 70A Output	Designed for marine electrical systems	Maintains stable battery charging
Heavy Duty Construction	Durable rotor, stator, rectifier, and bearings	Improves service life
Compact Marine Design	Suitable for limited engine compartment spaces	Easy replacement installation
Stable Voltage Regulation	Maintains consistent electrical output	Protects onboard electrical equipment

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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