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Bosch 30019 - Voltage Regulator
Product Overview
The Bosch Voltage Regulator part number 30019 is a vital component designed to ensure the efficient functioning of your Porsche or Volkswagen vehicle. This high-quality regulator is engineered to OEM standards, providing reliable voltage management that extends the life of your vehicle's battery and electrical system. One of the primary roles of this voltage regulator is to maintain the optimal voltage output from the vehicle's alternator, ensuring that the battery is charged correctly while also supporting the smooth operation of all electrical components. With Bosch's commitment to durability and performance, you can trust this component to withstand extreme temperatures and harsh environments, making it an excellent choice for both DIY enthusiasts and professional mechanics. Choose Bosch 30019 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Bosch 30019 is equivalent to or replaces the following part numbers: 30 019, 30019E, 9190040099, 616 603 212 00, 113 903 803 E.
Vehicle Compatibility
- Volkswagen Beetle 1.6 H4 (1970–1974)
- Volkswagen Karmann Ghia 1.6 H4 (1970–1974)
- Volkswagen Super Beetle 1.6 H4 (1971–1974)
- Volkswagen Transporter 1.6 H4 (1971–1974)
- Volkswagen Thing 1.6 H4 (1973–1974)
- Porsche 912 1.6 H4 (1965–1969)
- Volkswagen Fastback 1.6 H4 (1969–1973)
- Volkswagen Squareback 1.6 H4 (1968–1973)
- Volkswagen Campmobile 1.6 H4 (1969–1974)
This may also fits other applications. Please use the vehicle selector tool to verify fitment.
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- 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.
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- 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 Bosch 30019 Voltage Regulator do?
The Bosch Voltage Regulator regulates the voltage output from the alternator to ensure the battery is charged correctly and that all electrical components of your vehicle function properly. This helps prevent electrical issues and prolongs the life of your battery.
How do I know if my Voltage Regulator needs replacement?
Common signs that the voltage regulator may need replacement include dimming headlights, flickering dashboard lights, frequent battery drain, and electrical malfunctions within the vehicle. If you notice these issues, it may be time to consider replacing the voltage regulator.
Can I install the Bosch 30019 myself?
Yes, the Bosch 30019 Voltage Regulator is straightforward to install, making it a viable option for DIY enthusiasts. However, it is recommended to follow proper safety precautions and consult a professional if you are unsure.
What are the symptoms of a faulty Voltage Regulator?
Symptoms of a faulty voltage regulator include inconsistent charging of the battery, electrical component failures, and warning lights on the dashboard. If you observe these issues, it may indicate a failing voltage regulator.
Why should I choose Bosch for my Voltage Regulator needs?
Bosch is a trusted name in automotive parts, ensuring quality and reliability with every component. Order Bosch 30019 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.
- BrandBosch
- ManufacturerBosch
- MPN30019
- Part TypeVoltage Regulator
- OE Part Numbers616 603 212 00, 61660321200, 113 903 803 E, 113903803E
- Cross Reference Numbers30 019, 30019, 9190040099, 30019E
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1969 | Porsche | 912 | Base (1.6 H4 GAS) | |
| 1969 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1969 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1969 | Volkswagen | Beetle | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1969 | Volkswagen | Karmann Ghia | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1969 | Volkswagen | Campmobile | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1969 | Volkswagen | Transporter | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1967 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1967 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1967 | Volkswagen | Beetle | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1967 | Volkswagen | Karmann Ghia | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1967 | Volkswagen | Transporter | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1967 | Porsche | 912 | Base (1.6 H4 GAS) | |
| 1968 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1968 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1968 | Volkswagen | Beetle | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1968 | Volkswagen | Karmann Ghia | Base (1.5 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1968 | Volkswagen | Campmobile | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1968 | Volkswagen | Transporter | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1968 | Porsche | 912 | Base (1.6 H4 GAS) | |
| 1970 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1970 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1970 | Volkswagen | Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1970 | Volkswagen | Karmann Ghia | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1970 | Volkswagen | Campmobile | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1970 | Volkswagen | Transporter | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1971 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1971 | Volkswagen | Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1971 | Volkswagen | Karmann Ghia | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1971 | Volkswagen | Super Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1971 | Volkswagen | Campmobile | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Transporter | 211 (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Transporter | 215 (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Transporter | 261 (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Transporter | 265 (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1971 | Volkswagen | Transporter | Base (1.6 H4 GAS) | Notes: w/ Replacement 30 Amp. 12 Volt Generator |
| 1972 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1972 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1972 | Volkswagen | Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1972 | Volkswagen | Karmann Ghia | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1972 | Volkswagen | Super Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1973 | Volkswagen | Fastback | Base (1.6 H4 GAS) | |
| 1973 | Volkswagen | Squareback | Base (1.6 H4 GAS) | |
| 1973 | Volkswagen | Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1973 | Volkswagen | Karmann Ghia | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1973 | Volkswagen | Super Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1973 | Volkswagen | Thing | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1974 | Volkswagen | Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1974 | Volkswagen | Karmann Ghia | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1974 | Volkswagen | Super Beetle | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1974 | Volkswagen | Thing | Base (1.6 H4 GAS) | Notes: w/ 12 Volt Generator |
| 1965 | Porsche | 912 | Base (1.6 H4 GAS) | |
| 1966 | Porsche | 912 | Base (1.6 H4 GAS) |
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.






