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          Hitachi ALR0611 - Voltage Regulator

          MPN: ALR0611
          The Hitachi ALR0611 Voltage Regulator ensures stable voltage output for your Mercedes-Benz, maintaining battery health and electrical system efficiency.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $52.95
          In stock

          Product Overview

          The Hitachi Voltage Regulator part number ALR0611 is a high-quality replacement component designed specifically for various models of Mercedes-Benz vehicles. This essential part plays a critical role in your car's electrical system, effectively regulating the voltage output of your alternator to ensure optimal battery charging. Engineered to OE standards, the Hitachi Voltage Regulator guarantees reliable and efficient performance, making it a trustworthy replacement for your original part. Its premium-grade construction ensures durability, allowing it to withstand the rigors of daily use and environmental factors. Choose Hitachi ALR0611 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Hitachi ALR0611 is equivalent to or replaces the following part numbers: ALR0611.

          Vehicle Compatibility

          • Mercedes-Benz SLR McLaren 5.5 V8 (2006–2009)
          • Mercedes-Benz SL55 AMG 5.5 V8 (2006–2008)
          • Mercedes-Benz CLS500 5.0 V8 (2006)
          • Mercedes-Benz E500 5.0 V8 (2005–2006)
          • Mercedes-Benz R500 5.0 V8 (2006)
          • Mercedes-Benz S430 4.3 V8 (2000–2006)
          • Mercedes-Benz S500 5.0 V8 (2000–2006)
          • Mercedes-Benz CL500 5.0 V8 (2002–2006)
          • Mercedes-Benz S55 AMG 5.5 V8 (2000–2008)
          • Mercedes-Benz E55 AMG 5.5 V8 (2004–2006)

          This may also fit other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the Hitachi ALR0611 Voltage Regulator do?

          The Hitachi Voltage Regulator controls the voltage output from the alternator, ensuring the vehicle's battery is charged correctly. It is vital for maintaining the electrical system's stability and preventing overcharging or undercharging.

          How do I know if my Voltage Regulator needs replacement?

          Common symptoms of a failing voltage regulator include dimming or flickering lights, battery warning lights activating on the dashboard, difficulty starting the vehicle, or frequent battery drain. If you experience these issues, it may be time for a replacement.

          Can I install the Hitachi ALR0611 myself?

          Yes, the Hitachi ALR0611 Voltage Regulator can be installed as a DIY project. However, it is important to follow proper safety precautions and consult the vehicle's service manual for installation instructions.

          What are the symptoms of a faulty Voltage Regulator?

          Symptoms of a faulty voltage regulator include fluctuating electrical output, battery warning lights, and issues with vehicle electronics. If you see DTCs such as P0562, P0563, it may indicate a failing Voltage Regulator.

          Why should I choose Hitachi for my Voltage Regulator needs?

          Hitachi is known for its commitment to quality and reliability in automotive components. Order Hitachi ALR0611 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              3998153
            • Weight
              0.2 lbs
            • Dimensions (L x W x H)
              3.62 x 2.99 x 2.11 in
            • Barcode
              00840151001354
            • Manufacturer Part #
              ALR0611
          • Brand
            Hitachi
          • Manufacturer
            Hitachi
          • MPN
            ALR0611
          • Part Type
            Voltage Regulator
          • Cross Reference Numbers
            130611, VR844
          • Features
            California Proposition 65 Image : prop65_cancer.jpg
            California Proposition 65 Required : Y
            California Proposition 65 Text : WARNING Cancer. ADVERTENCIA Cáncer. AVERTISSEMENT Cancer. www.P65Warnings.ca.gov
            Manufacturer : Hitachi
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2000Mercedes-BenzCL500Base (5.0 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2000Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2000Mercedes-BenzS500Guard (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2000Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2001Mercedes-BenzCL500Base (5.0 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2001Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2001Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2001Mercedes-BenzS500Guard (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2001Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2001Mercedes-BenzS55 AMGBase (5.5 V8 GAS)Engine: 113.986, Valves: 24, Chassis: 220.173, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzCL500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 215.375, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Engine: 113.984, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzE4304Matic (4.3 V8 GAS)Engine: 113.940, Valves: 24, Chassis: 210.083, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzE430Base (4.3 V8 GAS)Engine: 113.940, Valves: 24, Chassis: 210.070, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2002Mercedes-BenzS55 AMGBase (5.5 V8 GAS)Engine: 113.986, Valves: 24, Chassis: 220.173, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzCL500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 215.375, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Engine: 113.991, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzS4304Matic (4.3 V8 GAS)Engine: 113.948, Valves: 24, Chassis: 220.183, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzS5004Matic (5.0 V8 GAS)Engine: 113.966, Valves: 24, Chassis: 220.184, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzS55 AMGKompressor (5.5 V8 GAS)Engine: 113.991, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzSL500Base (5.0 V8 GAS)Engine: 113.963, Valves: 24, Chassis: 230.475, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzSL55 AMGKompressor (5.5 V8 GAS)Engine: 113.992, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2003Mercedes-BenzE55 AMGBase (5.5 V8 GAS)Engine: 113.990, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzCL500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 215.375, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Engine: 113.993, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzE5004Matic (5.0 V8 GAS)Engine: 113.969, Valves: 24, Chassis: 211.283, Chassis: 211.083, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzE55 AMGBase (5.5 V8 GAS)Engine: 113.990, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzSL500Base (5.0 V8 GAS)Engine: 113.963, Valves: 24, Chassis: 230.475, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzSL55 AMGBase (5.5 V8 GAS)Engine: 113.992, Valves: 24, Chassis: 230.474, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzS4304Matic (4.3 V8 GAS)Engine: 113.948, Valves: 24, Chassis: 220.183, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzS5004Matic (5.0 V8 GAS)Engine: 113.966, Valves: 24, Chassis: 220.184, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2004Mercedes-BenzS55 AMGBase (5.5 V8 GAS)Engine: 113.993, Valves: 24, Chassis: 220.174, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzCL500Base (5.0 V8 GAS)Engine: 113.968, Valves: 24, Chassis: 215.375, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Engine: 113.993, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzE5004Matic (5.0 V8 GAS)Engine: 113.969, Valves: 24, Chassis: 211.283, Chassis: 211.083, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzE55 AMGBase (5.5 V8 GAS)Engine: 113.990, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2005Mercedes-BenzS4304Matic (4.3 V8 GAS)Engine: 113.948, Valves: 24, Chassis: 220.183, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzS5004Matic (5.0 V8 GAS)Engine: 113.966, Valves: 24, Chassis: 220.184, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzS55 AMGBase (5.5 V8 GAS)Engine: 113.993, Valves: 24, Chassis: 220.174, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzSL500Base (5.0 V8 GAS)Engine: 113.963, Valves: 24, Chassis: 230.475, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzSL55 AMGBase (5.5 V8 GAS)Engine: 113.992, Valves: 24, Chassis: 230.474, Notes: Availability: Available to Order, Voltage: 14.5
          2005Mercedes-BenzSLR McLarenBase (5.5 V8 GAS)Engine: 155.980, Valves: 24, Chassis: 199.376, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzCLS500Base (5.0 V8 GAS)Engine: 113.968, Valves: 24, Chassis: 219.375, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzCLS55 AMGBase (5.5 V8 GAS)Engine: 113.990, Valves: 24, Chassis: 219.376, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzML500Base (5.0 V8 GAS)Engine: 113.964, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS350Base (3.7 V6 GAS)Engine: 112.972, Valves: 18, Chassis: 220.067, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS4304Matic (4.3 V8 GAS)Engine: 113.948, Valves: 24, Chassis: 220.183, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS430Base (4.3 V8 GAS)Engine: 113.941, Valves: 24, Chassis: 220.170, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS5004Matic (5.0 V8 GAS)Engine: 113.966, Valves: 24, Chassis: 220.184, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 220.175, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzS55 AMGBase (5.5 V8 GAS)Engine: 113.993, Valves: 24, Chassis: 220.174, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzCL500Base (5.0 V8 GAS)Engine: 113.960, Valves: 24, Chassis: 215.375, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzCL55 AMGBase (5.5 V8 GAS)Engine: 113.991, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzE5004Matic (5.0 V8 GAS)Engine: 113.969, Valves: 24, Chassis: 211.283, Chassis: 211.083, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzE500Base (5.0 V8 GAS)Engine: 113.967, Valves: 24, Chassis: 211.070, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzE55 AMGBase (5.5 V8 GAS)Engine: 113.990, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzR500Base (5.0 V8 GAS)Engine: 113.968, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzSLR McLarenBase (5.5 V8 GAS)Engine: 155.980, Valves: 24, Chassis: 199.376, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzSL500Base (5.0 V8 GAS)Engine: 113.963, Valves: 24, Chassis: 230.475, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzSL55 AMGBase (5.5 V8 GAS)Engine: 113.992, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2006Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2007Mercedes-BenzSL55 AMGBase (5.5 V8 GAS)Engine: 113.995, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2007Mercedes-BenzML500Base (5.0 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator, Notes: Availability: Available to Order, Voltage: 14.5, Engine: 113.964, Valves: 24
          2007Mercedes-BenzR500Base (5.0 V8 GAS)Engine: 113.971, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2007Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2007Mercedes-BenzSLR McLarenBase (5.5 V8 GAS)Engine: 155.980, Valves: 24, Chassis: 199.376, Notes: Availability: Available to Order, Voltage: 14.5
          2008Mercedes-BenzSL55 AMGBase (5.5 V8 GAS)Engine: 113.995, Valves: 24, Notes: Availability: Available to Order, Voltage: 14.5
          2008Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2008Mercedes-BenzSLR McLarenBase (5.5 V8 GAS)Engine: 155.980, Valves: 24, Chassis: 199.476, Chassis: 199.376, Notes: Availability: Available to Order, Voltage: 14.5
          2009Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2009Mercedes-BenzSLR McLarenBase (5.5 V8 GAS)Engine: 155.980, Valves: 24, Chassis: 199.476, Notes: Availability: Available to Order, Voltage: 14.5
          2010Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
          2011Mercedes-BenzG55 AMGBase (5.5 V8 GAS)Notes: Availability: Available to Order, Voltage: 14.5, With BOSCH Alternator
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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