Gladiator
0 ratings
Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200, 1836-006-002, 1836-006-002-00, 1836-006-002-0B, GP9914A
genuine image
Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200, 1836-006-002, 1836-006-002-00, 1836-006-002-0B, GP9914A
Meets or exceeds OEM specifications and is 100% computer load tested for reliability.
Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200, 1836-006-002, 1836-006-002-00, 1836-006-002-0B, GP9914A
Item #: 35630386

Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200,

Item #: 35630386
0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Meets or exceeds OEM specifications and is 100% computer load tested for reliability.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Performance
This 12V 40 Amp alternator delivers exceptional power output, ensuring efficient operation for Yanmar D150 engines, enhancing overall performance and reliability.
Durable Build
Constructed with top-quality materials, this permanent magnet alternator is designed to withstand harsh conditions, providing long-lasting functionality and reduced maintenance costs.
Easy Compatibility
Designed as a direct replacement for multiple models, including GP9912 and GP9914A, ensuring hassle-free installation and compatibility with existing systems.

Product Details

Shop Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200, 1836-006-002, 1836-006-002-00, 1836-006-002-0B, GP9914A online at a best price in The Gambia. B0938HQVW8
Item Weight4.5 lbs (2.04 kg)

Who Should Buy?

Suitable For
  • Yanmar Equipment Owners

    Ideal for users with Yanmar D150 models needing a reliable alternator replacement for optimal performance.

  • Heavy Machinery Operators

    Perfect for those operating heavy machinery that requires a robust and dependable power supply for operations.

  • DIY Enthusiasts

    Great choice for DIY mechanics looking for an affordable, quality alternator compatible with Yanmar machinery.

Not Suitable For
  • Non-Yanmar Users

    Not suitable for individuals with engines or equipment brands other than Yanmar, as compatibility is limited.

  • Low-Power Applications

    Not recommended for users needing less than 40 amps, as this alternator does not cater to lower power requirements.

  • First-Time Mechanics

    May not be ideal for beginners due to the complexity of installation and the need for specific technical knowledge.

Product Description

Gladiator New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator Permanent Magnet Compatible with Yanmar D150 Replaces GP9912, 119128-77200, 1836-006-002, 1836-006-002-00, 1836-006-002-0B, GP9914A

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What vehicles is the New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator compatible with?

    Answer: This dynamo alternator is specifically designed to be compatible with Yanmar D150 engines. It serves as a perfect replacement for models GP9912, 119128-77200, and 1836-006-002, ensuring seamless integration. If you own a Yanmar D150 or a compatible model, this alternator will provide the necessary power for optimal engine performance. It’s particularly useful for agricultural machinery or boats where consistent electrical output is crucial.
  • Question: What benefits does the Permanent Magnet design offer?

    Answer: The Permanent Magnet design of this alternator provides higher efficiency compared to traditional wound-field designs. It generates optimum voltage and current at lower RPMs, reducing energy loss and increasing reliability. This is advantageous in scenarios such as operating under varying loads where maintaining a steady output is critical. Additionally, this technology ensures a lightweight construction, making it easier to install and handle.
  • Question: How do I install the Kokusan Denki Dynamo Alternator?

    Answer: Installing the Kokusan Denki Dynamo Alternator involves a few straightforward steps: first, disconnect the battery to ensure safety; then, remove the old alternator and mount the new unit in place. Make sure to align the mounting brackets properly before securing them. Connect the wiring harness, ensuring a snug fit for optimal conductivity. This alternator is user-friendly, often making it an excellent choice for DIY enthusiasts or professionals alike looking to replace alternators.
  • Question: What makes this alternator a premium choice?

    Answer: This New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator is crafted with high-quality materials ensuring longevity and reliability. Its premium status lies in its durable construction, resistance to wear, and effective heat dissipation, which leads to long-term performance. If you are in need of dependable power generation in demanding conditions, this alternator stands out as an optimal solution, reducing the frequency of replacements and maintenance.
  • Question: What is the output power of the alternator?

    Answer: The output power of this alternator is 12V at 40 Amperes, which provides a strong electrical supply for a variety of applications. This level of output is especially beneficial in agricultural machinery or commercial boats where reliable power is essential. Users can expect efficient operation of electrical systems including starter motors and lights, making it an invaluable component in keeping machinery operational under load.
  • Question: What should I do if my alternator is not functioning correctly?

    Answer: If the alternator is not functioning properly, you may first want to check the connections for any signs of wear or corrosion, as these can greatly affect performance. Next, inspect the belt tension to ensure it is not too loose or too tight. If problems persist, consider consulting a professional. This troubleshooting can save you from unnecessary replacements and downtime, allowing you to keep your equipment running smoothly.
  • Question: How does this alternator perform under heavy loads?

    Answer: This alternator is designed to handle heavy loads efficiently, providing a stable output even when powering multiple electrical devices simultaneously. Its robust build quality ensures it can tolerate the rigors of demanding environments, making it ideal for heavy machinery usage. Users appreciate this feature during intensive work or when operating multiple hydraulic systems, as it guarantees reliable power throughout operation.
  • Question: Is this alternator suitable for marine applications?

    Answer: Yes, the Kokusan Denki Dynamo Alternator is well-suited for marine applications. Its efficient design and build quality optimize power delivery, which is essential for operating onboard electronics or starting engines under tough conditions. This feature makes it an ideal choice for boat owners looking to ensure reliability and performance in their marine operations, especially during extended trips.
  • Question: What are the signs that I need to replace my alternator?

    Answer: Common signs that indicate you may need to replace your alternator include dimming lights, unusual electrical system behavior, or a dashboard warning light illuminating. If you're experiencing frequent issues with starting the engine or maintaining battery charge, these could also signal that the alternator is failing. Addressing these symptoms promptly can prevent further complications and ensure your machinery operates at peak efficiency.
  • Question: Where can I buy the New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator?

    Answer: You can purchase the New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator from Ubuy in The Gambia. Ubuy is a reliable e-commerce platform that offers a wide range of automotive parts, ensuring you can find this specific alternator with ease. Their user-friendly interface and efficient service allows you to search for and order the alternator hassle-free, making it easier to keep your machinery running efficiently.

Gladiator Alternators Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • New Premium 12V 40 Amp Kokusan Denki Dynamo Alternator
  • Permanent Magnet design compatible with Yanmar D150
  • Replaces multiple part numbers for easy compatibility
  • Features internal regulator and fan for efficiency
  • Bi-directional rotation with specific plug configuration
  • Tested for reliability to meet or exceed OEM standards

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.