Rectifier D3990 for Delco 17SI 120A, 21SI, CS144 Series (12V 3-60 Amp)

Rectifier D3990 for Delco 17SI 120A, 21SI, CS144 Series (12V 3-60 Amp)

Sale price  $80.00 Regular price  $123.00
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Rectifier D3990 for Delco 17SI 120A, 21SI, CS144 Series (12V 3-60 Amp)

Rectifier D3990 for Delco 17SI 120A, 21SI, CS144 Series (12V 3-60 Amp)

Sale price  $80.00 Regular price  $123.00

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Includes: - Rectifier D3990

Fits Models: - Universal / check fitment before purchase

Model Years: - Check fitment before purchase

Submodels: - Applies to listed models

Engine Options: - Compatible with standard engine options

Description: The Rectifier D3990 is designed for use with Delco's 17SI, 21SI, and CS144 series alternators. This rectifier is essential for converting AC voltage generated by the alternator into DC voltage, ensuring proper electrical system function in various vehicles.

Features: - Compatible with Delco 17SI, 21SI, and CS144 series alternators - Rated for 12V systems with 3-60 Amp output - Durable construction for reliable performance - Easy installation for automotive applications - Ensures efficient power conversion for vehicle electrical systems

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