Product Overview

This high-quality Alternator Voltage Regulator is an essential component for diesel engine charging systems in Mercedes-Benz (MB) and Scania heavy-duty vehicles. Designed to meet or exceed OEM specifications, this voltage regulator ensures stable electrical output, protecting sensitive electronics and extending battery life. Our products are shipped globally, serving major markets in North America, Europe, the Middle East, and Asia-Pacific, with a strong focus on reliable supply chains for B2B customers in the commercial vehicle and industrial engine sectors.

Key Features & Benefits

• OEM-Grade Quality: Manufactured to precise OEM specifications, ensuring a perfect fit and reliable performance for MB and Scania alternator systems.
• Enhanced Durability: Constructed with high-grade steel and robust electronic components to withstand extreme temperatures and vibrations common in diesel engine environments.
• Stable Voltage Output: Provides consistent voltage regulation to protect the vehicle’s electrical system, prevent battery overcharging, and optimize alternator efficiency.
• Direct Replacement: Designed as a direct swap for the original part, requiring no modifications for installation. Saves time and labor costs for fleet maintenance.
• Rigorous Testing: Each unit undergoes strict quality control and performance testing to ensure 100% functionality before shipment.

Technical Specifications

OEM Cross-Reference

This alternator voltage regulator is a direct replacement for the following OEM and cross-reference part numbers:

• Mercedes-Benz (MB) / Scania: 0001543805, A0001543805
• Bosch: 1900934, F00M144123, F00MA45251, F00MA45253

Please verify your original part number before purchasing to ensure compatibility.

Compatibility

This voltage regulator is designed for use in diesel engine alternator systems commonly found in:

• Vehicle Brands: Mercedes-Benz (MB), Scania
• Engine Applications: Heavy-duty trucks, buses, construction machinery, and industrial diesel engines using Bosch alternator systems.
• Model Fitment: Compatible with various diesel engine models requiring the listed OEM numbers. Always confirm fitment with your alternator model.

Global Supply & Distribution

We are a dedicated supplier of diesel engine parts, offering worldwide shipping to meet the demands of the global B2B market. Our distribution capabilities include:

• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Japan, South Korea), and Africa.
• Fast Delivery: Efficient logistics to major ports and industrial centers, with typical delivery times of 3-37 days depending on order size and destination.
• Export Experience: Extensive experience in international trade with compliant customs documentation and secure packaging to prevent damage during transit.

Quality Assurance

We are committed to providing high-quality products that meet international standards:

• Manufacturing Standards: Produced in ISO-compliant facilities with strict quality control processes.
• Testing: Each voltage regulator is tested for electrical performance, voltage stability, and physical integrity before dispatch.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your operations.

FAQ

Q1: How do I confirm this voltage regulator is compatible with my alternator?
A: Please check the part number on your existing voltage regulator. This unit is a direct replacement for OEM numbers 0001543805, A0001543805, 1900934, F00M144123, F00MA45251, and F00MA45253. If your part number matches, it is compatible. For further verification, consult your vehicle or alternator manufacturer’s specifications.

Q2: What are the signs of a failing alternator voltage regulator?
A: Common symptoms include dim or flickering headlights, battery warning light on the dashboard, erratic instrument panel readings, battery overcharging (causing swelling or leaks), or a dead battery. Replacing a faulty regulator promptly prevents damage to the alternator and electrical system.

Q3: What is the recommended installation procedure?
A: Installation should be performed by a qualified mechanic. Ensure the battery is disconnected before starting. Remove the alternator from the vehicle, disassemble the rear housing, replace the old regulator with the new one (including the brush assembly if integrated), reassemble, and reinstall the alternator. Always follow the vehicle’s service manual for torque specifications and safety procedures.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .