{"product_id":"cat-c9-3b-539-8111-wiring-harness-assembly","title":"CAT 539-8111 Caterpillar C9.3B Wiring Harness Assembly | Engine Electrical Parts","description":"\u003ch2\u003eCAT 539-8111 Caterpillar C9.3B Wiring Harness Assembly\u003c\/h2\u003e\u003cp\u003eOEM-quality wiring harness assembly for Caterpillar C9.3B diesel engines. Integrates and routes multiple electrical conductors in a single protected bundle, providing reliable electrical interconnection between the engine control module (ECM), sensors, actuators, relays, and other electrical components throughout the engine system. Manufactured to OEM specifications for correct wire gauge, connector types, harness routing, branch points, and insulation rating, ensuring reliable signal transmission and power distribution under continuous heavy-duty operating conditions including vibration, heat, and fluid exposure. Essential for engine electrical system repair and wiring harness replacement. Ideal for global parts retailers, repair service providers, and heavy-duty diesel engine workshops.\u003c\/p\u003e\u003ch3\u003ePart Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 539-8111\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caterpillar (CAT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Wiring Harness Assembly (HARNESS AS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New \/ OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS Code:\u003c\/strong\u003e 8544.30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Industrial \/ Construction \/ Power Generation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Engine Models\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCaterpillar C9.3B\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003ePlease confirm compatibility with your engine serial number before ordering.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCross Reference Numbers\u003c\/h3\u003e\u003cp\u003e539-8111 | 5398111 | CAT5398111\u003c\/p\u003e\u003ch3\u003eWhy Choose Us?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGlobal B2B wholesale supply\u003c\/li\u003e\n\u003cli\u003eBulk pricing available — contact us for a quote\u003c\/li\u003e\n\u003cli\u003eFast international shipping\u003c\/li\u003e\n\u003cli\u003eOEM \u0026amp; aftermarket options\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNeed bulk pricing or a custom quote?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eSubmit an RFQ →\u003c\/a\u003e\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":57196929679526,"sku":"CAT-539-8111","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/6655\/9142\/files\/CAT_539-8111_Caterpillar_C9.3B_Wiring_Harness_Assembly.png?v=1787827563","url":"https:\/\/motorpartshub.online\/products\/cat-c9-3b-539-8111-wiring-harness-assembly","provider":"Motor Parts Hub","version":"1.0","type":"link"}