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This is a premium, brand-new OE-quality replacement Alternator specifically engineered for the Kia Optima. It is designed to meet the high electrical demands of modern sedans, ensuring reliable power delivery for all onboard electronics and safety systems.
OE Part Numbers: Direct replacement for 37300-2G800 and compatible cross-references.
Vehicle Application: Precision-matched for the Kia Optima (2014–2015) models.
Core Technology: Features a 100% high-purity Copper Motor for maximum electrical conductivity, reducing heat generation and extending the unit's service life.
Technical Specifications
Electrical Output: Delivers a powerful 150 Amp charging current at 12V, providing ample overhead for high-draw electrical components.
Mechanical Configuration: Features Clockwise (CW) rotation with an Internal Fan (IF) and Internal Regulator (IR) for a compact and efficient "bolt-on" installation.
Pulley Design: Equipped with an SC6 (6-Groove) serpentine pulley to ensure perfect belt tension and slip-free performance.
Build Data: The unit weighs approximately 14.93 lbs, with a high-quality aluminum housing for optimal heat dissipation.
Key Performance Features
High Efficiency: Engineered to be fuel-efficient with low energy consumption, minimizing parasitic drag on the engine.
Silent Power: Utilizes "Mute-level" low noise technology to ensure quiet operation, maintaining the refined driving experience of the vehicle.
Extreme Durability: Tested to perform under high-vibration and high-temperature conditions common in modern engine bays.
Certified Quality: Manufactured in facilities holding IATF 16949, ISO 9001, and ISO 14001 certifications, ensuring strict adherence to global automotive Tier-1 standards.
Global Supply Chain: With an annual capacity of 3 million sets, we offer a stable and scalable supply for international distributors and large-scale wholesalers.
Customization (OEM/ODM): We provide full support for custom branding, specialized packaging, and specific material upgrades to meet your market requirements.
Reliable Support: Every unit is backed by a 12-month warranty and flexible lead times ranging from 7 to 60 days.
Logistics & Order Summary
Minimum Order (MOQ): 100 Units
Condition: 100% Brand New
Packaging: Brand, Neutral, or Fully Customized Packaging.
150A Alternator for Kia Optima
Alternator Supplier | High-Output, OE-Standard Production for Bulk Buyers
Elecdura Alternator Certification: CE, ISO Compliance, Plus Local Market Support
Elecdura alternators are manufactured in full compliance with leading international standards, enabling seamless market entry worldwide. We hold key certifications, including CE for product safety in the European market, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. These demonstrate our commitment to reliable performance, sustainable production, and high workplace standards.If your target market requires specific local approvals, our dedicated team will proactively coordinate the certification process to obtain all necessary documentation, ensuring your supply chain remains efficient and fully compliant. We are here to support your regulatory needs.
ISO14001
ISO45001
CE
Elecdura Alternators are made in automated factories with certified precision
The factory is equipped with advanced machinery to ensure consistent quality and high production efficiency throughout the alternator manufacturing process. Its modern facilities enable both large-scale production and adherence to stringent quality control standards.
Bulk Quantity of Alternator Rotors High-volume production of core rotating components, ready for final assembly.
Finished Alternators in Bulk Order Quantities Complete alternator units prepared for large-volume export and timely delivery.
OEMODM Alternator Showcase for Branding Explore customized solutions and branding opportunities for your market.
Industrial Alternator Assembly Line Witness precision manufacturing and efficient production capacity for reliable alternator supply.
Alternator Sample Display for Quality Inspection Evaluate product finish, craftsmanship, and key specifications firsthand.
Stator Assemblies Produced at Scale Consistent quality in bulk stator production, ensuring stable alternator performance.
Kia Alternator Quality: 30-Stage Testing & 100% Pre-Shipment Inspection
Development Experiment
Incoming Inspection
Field Inspection
Outgoing Inspection
Establish strict inspection system and process for each process from development, experiment and shipment of finished product.
The development, production and test of each starter must pass 30 kinds of test.
Before shipment, 100% check of the appearance, size and nut to prevent any defects from leaking out
Kia Alternator Supplier Strong Export Capability and Stable Supply
Elecdura ensures large-scale, stable supply of alternators to global markets. Each pallet and carton is meticulously packaged to export standards for secure transport. Leveraging years of export expertise and consistent demand from long-term clients, we provide reliable delivery assurance and supply chain continuity for bulk orders.
Kia Alternator Supplier Partnership Market Success
Elecdura collaborates with leading distributors and brands worldwide — helping our partners dominate their local aftermarket. Through professional sourcing, customized product development, and close market research, we've supported clients in becoming the Top 1 aftermarket suppliers in South America(in some categories). Our integrated marketing and supply capabilities make us more than a factory — we're your strategic growth partner.
Successful client collaboration showcased at trade fair booth
Distributor partnership meeting for aftermarket product planning
Elecdura with international buyer in Brazil Exhibition
Elecdura assisting South American client in aftermarket development
Elecdura team and partners at international auto parts exhibition
Warehouse of Elecdura global partner displaying stocked
FAQ-Alternator Replacement New For 2014 2015 Kia Optima
Q1: This product is explicitly labeled "New". Is it specifically a brand new Genuine Kia OEM part, a new OE-supplier equivalent, or a new aftermarket replacement part?
A: The "New" in the title typically indicates the product's condition is unused, not specifically "genuine OEM". It is most likely a new aftermarket replacement part built to OE specifications, or a new part of the same quality produced by the original supplier (e.g., Hyundai Mobis, Denso, etc.) but not packaged in a genuine Kia box. Brand new genuine parts (with the Kia logo and part number) are usually explicitly labeled "Genuine" or "OEM". When sourcing, it is recommended to confirm the brand, manufacturer, and origin with the seller, as this is key to assessing whether its quality matches its price.
Q2: Does part number 37300-2G800 exactly match my 2014 or 2015 Kia Optima? Do I need to consider engine displacement (e.g., 2.0L, 2.4L, 2.0T) or specific trim level?
A: Part number 37300-2G800 is a genuine Kia part number designed for specific models of the 3rd generation Optima (TF platform) from 2011-2015. However, an exact match depends on your specific engine type. This part number primarily fits models equipped with the 2.0L GDi Turbo (Theta II T-GDi) or the 2.4L GDi engine. For other versions like the 2.0L MPI engine, the part number may differ. The most reliable method is to provide your Vehicle Identification Number (VIN) for final confirmation to ensure the alternator's amperage output and electrical connector perfectly match your vehicle's configuration.
Q3: Is the installation "plug-and-play"? After replacement, is a reset or programming using a professional diagnostic device required?
A: The physical installation is a straightforward "plug-and-play" replacement. For the 2014-2015 Kia Optima, the alternator typically has a built-in voltage regulator and communicates with the engine ECU via a LIN-bus. After replacement, while the vehicle can usually adapt and begin charging automatically, the best practice is to use a professional diagnostic tool (such as Kia's GDS or a compatible OBD-II scanner) to perform a "Generator/Voltage Regulator Reset" or "Battery Management System (BMS) Reset" procedure. This ensures the ECU correctly recognizes the new component, optimizes the charging strategy, and clears any fault codes that may have been triggered during the power disconnection.
Q4: Does the product include all necessary hardware for installation, such as bolts, the pulley, and the serpentine belt?
A: Typically, this new alternator includes the core unit only. All installation accessories, including the mounting bolts, washers, pulley, and the accessory drive belt (serpentine belt), need to be reused from the original vehicle, provided they are in good condition. It is recommended to carefully inspect these components before installation, especially the belt and tensioner. If the belt shows signs of aging/cracking or the tensioner is worn, it is strongly advised to replace them concurrently to protect the new alternator and ensure the proper operation of the entire accessory drive system.
Q5: What is the warranty policy for this "New" product? What are its advantages compared to remanufactured or used parts?
A: New parts typically come with a longer warranty period (e.g., 24 to 36 months unlimited mileage is common), reflecting the manufacturer's confidence in the product's lifespan. Their core advantages are: All internal components (bearings, rectifier, windings, voltage regulator) are in brand-new condition, with no historical wear, theoretically offering longer expected service life, more stable voltage output, and a lower risk of premature failure. In comparison, remanufactured or used parts may have a lower initial cost but usually come with shorter warranties (e.g., 12 months), and their long-term reliability involves more variables. Buyers should make their choice based on the vehicle's intended use and cost budget.
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