{"product_id":"bigbattery-4awg-21-inch-ring-to-ring-battery-cable-black-red","title":"BigBattery 4AWG 21-Inch Ring to Ring Battery Cable (Black \u0026 Red)","description":"\u003csection style=\"font-family: 'Roboto', sans-serif; color: #121212; line-height: 1.6; width: 100%; max-width: 600px; padding: 16px; margin: 0 auto; box-sizing: border-box; overflow-x: hidden;\"\u003e\n\n  \u003c!-- Product Title --\u003e\n  \u003ch1 style=\"color: rgb(19, 49, 175); font-weight: 600; font-size: 24px; margin-bottom: 10px; line-height: 1.2;\"\u003e\n    BigBattery 4AWG Battery Cable Set | 21\" Ring to Ring (Black \u0026amp; Red)\n  \u003c\/h1\u003e\n\n  \u003c!-- Product Subtitle --\u003e\n  \u003cp style=\"font-size: 15px; margin-bottom: 12px; line-height: 1.4;\"\u003e\n    Heavy-Duty 4 Gauge Power Cables with Ring Terminals for Lithium Battery Systems, High Current \u0026amp; Low Resistance\n  \u003c\/p\u003e\n\n  \u003c!-- Product Description --\u003e\n  \u003cp style=\"font-size: 14px; margin-bottom: 16px; line-height: 1.5;\"\u003e\n    The BigBattery 4AWG 21-Inch Ring to Ring Battery Cable Set is engineered for high-performance lithium battery systems, delivering secure and efficient power transfer between batteries and system components. Featuring heavy-duty 4-gauge wiring, these cables minimize resistance while maximizing current flow, making them ideal for demanding energy applications. The durable ring terminals ensure a tight, reliable connection, reducing the risk of voltage drops or disconnections in critical systems.\n  \u003c\/p\u003e\n\n  \u003c!-- Key Features --\u003e\n  \u003ch4 style=\"color: #121212; font-weight: 600; font-size: 16px; margin-bottom: 8px;\"\u003e\n    Key Features:\n  \u003c\/h4\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 14px; color: #121212; list-style-type: disc;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003e4AWG Heavy-Duty Cable:\u003c\/strong\u003e Supports high current flow with minimal resistance.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003e21\" Length:\u003c\/strong\u003e Ideal for short, clean battery connections.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eRing Terminal Connections:\u003c\/strong\u003e Provides secure and stable attachment points.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eOptimized Power Transfer:\u003c\/strong\u003e Reduces voltage drop for improved system efficiency.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eColor-Coded Set:\u003c\/strong\u003e Includes black (negative) and red (positive) cables.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built for long-term reliability in demanding environments.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- Technical Specs --\u003e\n  \u003ch4 style=\"color: #121212; font-weight: 600; font-size: 16px; margin-bottom: 8px;\"\u003e\n    Technical Specifications:\n  \u003c\/h4\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 14px; color: #121212; list-style-type: disc;\"\u003e\n    \u003cli\u003eWire Gauge: 4AWG\u003c\/li\u003e\n    \u003cli\u003eLength: 21 Inches\u003c\/li\u003e\n    \u003cli\u003eConnector Type: Ring Terminal to Ring Terminal\u003c\/li\u003e\n    \u003cli\u003eCable Colors: Red (+) \u0026amp; Black (-)\u003c\/li\u003e\n    \u003cli\u003eApplication: Battery-to-Battery \/ Battery-to-System Connections\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- Ideal Applications --\u003e\n  \u003ch4 style=\"color: #121212; font-weight: 600; font-size: 16px; margin-bottom: 8px;\"\u003e\n    Ideal Applications:\n  \u003c\/h4\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 14px; color: #121212; list-style-type: disc;\"\u003e\n    \u003cli\u003eLithium battery energy storage systems\u003c\/li\u003e\n    \u003cli\u003eOff-grid solar installations\u003c\/li\u003e\n    \u003cli\u003eRV and mobile power systems\u003c\/li\u003e\n    \u003cli\u003eGolf carts and electric vehicles\u003c\/li\u003e\n    \u003cli\u003eBackup power and battery banks\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- What’s Included --\u003e\n  \u003ch4 style=\"color: #121212; font-weight: 600; font-size: 16px; margin-bottom: 8px;\"\u003e\n    What’s Included:\n  \u003c\/h4\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 0; font-size: 14px; color: #121212; list-style-type: disc;\"\u003e\n    \u003cli\u003e1 × Red 4AWG Battery Cable (21\")\u003c\/li\u003e\n    \u003cli\u003e1 × Black 4AWG Battery Cable (21\")\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/section\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":63321668780401,"sku":"CBL092","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/1272\/3057\/files\/Screenshot2026-03-23at19.38.22.png?v=1774316321","url":"https:\/\/ecogridsupply.com\/products\/bigbattery-4awg-21-inch-ring-to-ring-battery-cable-black-red","provider":"Eco Grid Supply","version":"1.0","type":"link"}