ATG20970 Alternator 1117805 24V 75A 30SI Heavy-Duty Replacement for Cummins K19 QSK19 QSM11 Engines-Products-TIANGUAN-Page 1

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ATG20970 Alternator 1117805 24V 75A 30SI Heavy-Duty Replacement for Cummins K19 QSK19 QSM11 Engines

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ITEMNO： ATG20970

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PRODUCT DETAILS

ATG20970 Alternator 1117805 24V 75A 30SI Heavy-Duty Replacement for Cummins K19 QSK19 QSM11 Engines

OEM / Cross Reference Numbers: 1117805 / 3675103RX / OR8997 / 1142401

Product Description

ATG20970 Alternator is a heavy-duty aftermarket replacement designed for Cummins K19, QSK19 and QSM11 diesel engine applications. It replaces OEM numbers 1117805 and related cross references, providing reliable charging performance and stable electrical output for commercial, industrial and construction equipment.

Featuring a 24V 75A charging system, this 30SI series alternator is engineered for demanding operating environments. With a durable J180 hinge mounting design, it delivers dependable battery charging performance for heavy-duty machinery and Cummins-powered equipment.

🔧 Product Specifications

Item	Details
Product Type	Alternator
Model	30SI Series
Voltage	24V
Amperage	75A
Mount Type	J180 Hinge
B+ Terminal	1/4" Stud
R Terminal	PIN
I Terminal	None
Remote Sense	No
Ground	Negative
Housing Material	Cast Aluminum
Condition	100% Brand New

🔁 Cross Reference / OEM Numbers

Brand	Part Numbers
Cummins	3056492, 1117805
Aftermarket	ATG20970

✅ Compatibility

Category	Models / Details
Engine Models	Cummins K19, QSK19, QSM11
Applications	Industrial Equipment, Marine, Heavy Machinery

Weight & Package Information

Item	Specification
Net Weight	10.6 kg
Gross Weight	11.8 kg
Package Size	38 × 34 × 32 cm

PRODUCT HIGHLIGHTS

Product Highlights

Feature 1	Feature 2	Feature 3
24V 75A Heavy-Duty Charging Output	Direct Replacement for 1117805	Designed for Cummins K19 QSK19 QSM11 Engines
Delco Remy 30SI Series Design	J180 Hinge Mount Structure	Reliable Performance in Harsh Environments

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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