{"title":"KOMATSU ALTERNATORS","description":"\u003ch2 data-section-id=\"1lzan0n\" data-start=\"192\" data-end=\"213\"\u003eKomatsu Alternators\u003c\/h2\u003e\n\u003cp data-start=\"215\" data-end=\"619\"\u003eKomatsu alternators are essential electrical components responsible for generating and supplying electrical power to a machine’s systems while simultaneously charging the battery during operation. These heavy-duty alternators support the electrical demands of Komatsu excavators, wheel loaders, dozers, motor graders, and other construction and mining equipment operating in demanding field environments.\u003c\/p\u003e\n\u003cp data-start=\"621\" data-end=\"972\"\u003eThe alternator converts mechanical energy from the engine into electrical energy, ensuring that critical machine systems receive consistent power. This includes engine management systems, instrument panels, lighting, sensors, electronic control modules (ECMs), and other electrical accessories that support modern equipment performance and monitoring.\u003c\/p\u003e\n\u003cp data-start=\"974\" data-end=\"1287\"\u003eAt \u003cstrong data-start=\"977\" data-end=\"988\"\u003eWQC Parts\u003c\/strong\u003e, we supply high-quality Komatsu replacement alternators designed to meet or exceed OEM specifications. These units are engineered for durability, consistent voltage output, and reliable operation in harsh job site conditions where vibration, dust, moisture, and temperature fluctuations are common.\u003c\/p\u003e\n\u003cp data-start=\"1289\" data-end=\"1378\"\u003eKomatsu alternators are commonly installed on a wide range of equipment types, including:\u003c\/p\u003e\n\u003cul data-start=\"1380\" data-end=\"1787\"\u003e\n\u003cli data-section-id=\"3mdwfa\" data-start=\"1380\" data-end=\"1451\"\u003e\n\u003cp data-start=\"1382\" data-end=\"1451\"\u003e\u003cstrong data-start=\"1382\" data-end=\"1404\"\u003eKomatsu excavators\u003c\/strong\u003e used in construction, demolition, and mining\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1of3ima\" data-start=\"1452\" data-end=\"1548\"\u003e\n\u003cp data-start=\"1454\" data-end=\"1548\"\u003e\u003cstrong data-start=\"1454\" data-end=\"1479\"\u003eKomatsu wheel loaders\u003c\/strong\u003e operating in quarry, aggregate, and material handling applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"swdofd\" data-start=\"1549\" data-end=\"1625\"\u003e\n\u003cp data-start=\"1551\" data-end=\"1625\"\u003e\u003cstrong data-start=\"1551\" data-end=\"1577\"\u003eKomatsu crawler dozers\u003c\/strong\u003e performing grading and earthmoving operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hhdyvy\" data-start=\"1626\" data-end=\"1697\"\u003e\n\u003cp data-start=\"1628\" data-end=\"1697\"\u003e\u003cstrong data-start=\"1628\" data-end=\"1653\"\u003eKomatsu motor graders\u003c\/strong\u003e used in road construction and maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1mrzinb\" data-start=\"1698\" data-end=\"1787\"\u003e\n\u003cp data-start=\"1700\" data-end=\"1787\"\u003e\u003cstrong data-start=\"1700\" data-end=\"1735\"\u003eKomatsu articulated dump trucks\u003c\/strong\u003e used in large-scale mining and earthmoving projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1789\" data-end=\"2004\"\u003eThese alternators are built with heavy-duty internal components, including high-capacity stators, precision rotors, voltage regulators, and durable bearings designed for long service life under continuous operation.\u003c\/p\u003e\n\u003cp data-start=\"2006\" data-end=\"2420\"\u003eOver time, alternators may wear due to bearing fatigue, voltage regulator failure, or internal electrical component degradation. Signs of a failing alternator can include weak battery charging, electrical system warnings, dim lighting, intermittent electrical power, or difficulty starting the machine. Replacing a worn alternator ensures reliable electrical performance and prevents unexpected equipment downtime.\u003c\/p\u003e\n\u003cp data-start=\"2422\" data-end=\"2686\"\u003eOur selection of Komatsu alternators supports many popular Komatsu equipment models and engine configurations. Each replacement alternator is designed for proper mounting fit, pulley alignment, and electrical output compatibility with the original charging system.\u003c\/p\u003e\n\u003cp data-start=\"2688\" data-end=\"2877\"\u003eIf you need assistance identifying the correct alternator for your machine, our team can help confirm compatibility using the Komatsu part number, machine model, or equipment serial number.\u003c\/p\u003e\n\u003cp data-start=\"2879\" data-end=\"3040\"\u003eBrowse our selection of \u003cstrong data-start=\"2903\" data-end=\"2926\"\u003eKomatsu alternators\u003c\/strong\u003e below to find dependable aftermarket charging system components built for demanding heavy equipment applications.\u003c\/p\u003e\n\u003ch2\u003eRelated collections and help\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/contact\"\u003eGet help identifying a part\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"komatsu-8775779-alternator-km-8775779","title":"Komatsu 8775779 Alternator","description":"\u003ch2\u003eKomatsu 8775779 Alternator\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 8775779 Alternator\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for electrical, starting, charging, and control system applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e \u003cp\u003eShop WQC Parts for \u003cstrong\u003eaftermarket Komatsu parts\u003c\/strong\u003e and Komatsu replacement parts by part number, including 8775779 Alternator. Order online with fitment support for Komatsu equipment applications.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 8775779\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-8775779\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Alternator\u003c\/li\u003e \u003c\/ul\u003e   \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e \u003cdiv data-wqc-seo-links=\"1\"\u003e \u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e \u003cp\u003eFor additional fitment context around \u003cstrong\u003e8775779\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Alternator listings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42636728598624,"sku":"KM-8775779","price":620.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide_bf9b1f4c-5660-4e2f-9672-0947f5ef8a9d.png?v=1771903108"},{"product_id":"komatsu-8763714-alternator-km-8763714","title":"Komatsu 8763714 Alternator","description":"\u003ch2\u003eKomatsu 8763714 Alternator\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 8763714 Alternator\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for electrical, starting, charging, and control system applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e \u003cp\u003eShop WQC Parts for \u003cstrong\u003eaftermarket Komatsu parts\u003c\/strong\u003e and Komatsu replacement parts by part number, including 8763714 Alternator. Order online with fitment support for Komatsu equipment applications.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 8763714\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-8763714\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Alternator\u003c\/li\u003e \u003c\/ul\u003e   \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e \u003cdiv data-wqc-seo-links=\"1\"\u003e \u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e \u003cp\u003eFor additional fitment context around \u003cstrong\u003e8763714\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Alternator listings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42636804063328,"sku":"KM-8763714","price":620.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide_aaf18b5b-48e6-476f-9ef9-0ada6bb60180.png?v=1771898235"},{"product_id":"komatsu-1316520h91-alternator-km-1316520h91","title":"Komatsu 1316520H91 Alternator","description":"\u003ch2\u003eKomatsu 1316520H91 Alternator\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 1316520H91 Alternator\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for electrical, starting, charging, and control system applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e \u003cp\u003eShop WQC Parts for \u003cstrong\u003eaftermarket Komatsu parts\u003c\/strong\u003e and Komatsu replacement parts by part number, including 1316520H91 Alternator. Order online with fitment support for Komatsu equipment applications.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 1316520H91\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-1316520H91\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Alternator\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA380, PC300LL-7L, SAA6D114E, SAA6D114E-2B.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e A52001-UP, A85001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS, Engines.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e \u003cdiv data-wqc-seo-links=\"1\"\u003e \u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e \u003cp\u003eFor additional fitment context around \u003cstrong\u003e1316520H91\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Alternator listings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42636865175648,"sku":"KM-1316520H91","price":720.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide_b10557ac-1c1d-4310-811a-582c1d02987f.png?v=1771896537"}],"url":"https:\/\/wqcparts.com\/collections\/komatsu-alternators.oembed","provider":"WQC PARTS","version":"1.0","type":"link"}