ATG20877 Alternator 24V for Komatsu E70Z Compressor Isuzu 6RB1 Engine 0350003880 0350003881 1812004520 Replacement Heavy Duty-Products-TIANGUAN-Page 1

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ATG20877 Alternator 24V for Komatsu E70Z Compressor Isuzu 6RB1 Engine 0350003880 0350003881 1812004520 Replacement Heavy Duty

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ITEMNO： ATG20877

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PRODUCT DETAILS

ATG20877 Alternator 24V 50A 3PK for Komatsu E70Z Isuzu 6RB1 0350003880 1812004520 Prestolite Replacement

Part Numbers: 0350003880, 0350003881, 1812004520, 0-35000-3880, 0-35000-3881

Product Description

The ATG20877 Alternator is a reliable and durable charging solution designed for Komatsu compressors and Isuzu 6RB1 industrial engines. Built with Prestolite-type engineering, this alternator ensures stable power output and long-lasting performance in demanding industrial environments.

With a 24V 50A output and 3PK pulley configuration, it provides efficient battery charging and dependable electrical performance for heavy-duty equipment.

Specifications

Item	Details
Product Model	ATG20877
Item Type	Alternator
Unit Type	Prestolite
Voltage	24V
Amperage	50A
Pulley Type	3PK
Weight	7.3 KG

OEM & Cross Reference Numbers

Brand	Part Numbers
Nikko	0350003880, 0350003881
Isuzu	1812004520, 1812004790
Wilson	90284020

Key Features

Feature	Benefit
Stable 50A Output	Ensures consistent and efficient charging performance
Durable Design	Built for industrial and compressor applications
OEM Direct Fit	Easy installation with reliable compatibility

Applications

Komatsu Compressor E70Z
Isuzu Industrial Engine 6RB1
Industrial and construction equipment

PRODUCT HIGHLIGHTS

Product Highlights

Feature	Benefit
OEM Replacement Design	Direct replacement for original charging systems
24V 40A Output	Provides stable power supply for heavy equipment
Heavy-Duty Construction	Designed for harsh industrial environments
Internal Regulator Design	Improves charging stability and efficiency
Reliable Heat Resistance	Suitable for continuous-duty operation
Fully Tested Before Shipment	Ensures dependable quality and performance

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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