{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
Select your vehicle

Freightliner Voltage Regulators

Refine by:

Shop Catalog

Showing 1 - 15 of 19 results
Display item:
15
30
45
Sort by:
D30 Voltage Regulator - Direct Fit, Sold individually
Part Number: WAID30
Vehicle Info Required to Guarantee Fit
$10.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
D21 Voltage Regulator - Direct Fit, Sold individually
Part Number: WAID21
Vehicle Info Required to Guarantee Fit
$9.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
D22 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAID22
Vehicle Info Required to Guarantee Fit
$12.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
D21N Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAID21N
Vehicle Info Required to Guarantee Fit
$13.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
D33 Voltage Regulator - Sold individually
Part Number: WAID33
Vehicle Info Required to Guarantee Fit
$16.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

M296 Voltage Regulator - Sold individually
Part Number: WAIM296
Vehicle Info Required to Guarantee Fit
$22.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

IN9252 Voltage Regulator - Sold individually
Part Number: WAIIN9252
Vehicle Info Required to Guarantee Fit
$24.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

L102945 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAIL102945
Vehicle Info Required to Guarantee Fit
$29.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
D1033 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAID1033
Vehicle Info Required to Guarantee Fit
$30.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
IB677 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAIIB677
Vehicle Info Required to Guarantee Fit
$31.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
D1282 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAID1282
Vehicle Info Required to Guarantee Fit
$32.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
IB260 Voltage Regulator - Direct Fit, Sold individually
Part Number: WAIIB260
Vehicle Info Required to Guarantee Fit
$33.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
M5-237A Voltage Regulator - Direct Fit, Sold individually
Part Number: WAIM5-237A
Vehicle Info Required to Guarantee Fit
$34.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
L79000LH Voltage Regulator - Sold individually
Part Number: WAIL79000LH
Vehicle Info Required to Guarantee Fit
$42.99
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

IB6020 Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: WAIIB6020
Vehicle Info Required to Guarantee Fit
$48.49
Product Details
Warranty : WAI limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Voltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
Page 1 of 2 | Showing 1 - 15 of 19 results

Helpful Automotive Resources

Where is the Voltage Regulator Located on an Alternator?
Where is the Voltage Regulator Located on an Alternator?The voltage regulator is the part of the charging system responsible for regulating the current in the alternator field (the spinning rotor driven by the pulley). It keeps track of system voltage and regulates the alternator field current to maintain a target voltage of about 14.5 volts. .u4e813ad2ee391bfec3a3798533451673 { padding:0px;
Why Is My Battery Light On?
Why Is My Battery Light On?The battery light can be working properly yet you can still have a bad alternator, so the battery light only indicates total failure. ā€“ Richard McCuistian, ASE Certified Master Automobile Technician
P2503 Code: Charging System Voltage Low
P2503 Code: Charging System Voltage LowThe charging system relies on the alternator, which generates alternating current (AC) and converts it to direct current (DC). Modern automobiles operate on a 12-volt direct current electrical system. A voltage regulator regulates the charging voltage produced by the alternator, keeping it between a specific voltage range to protect the