{"product_id":"18650-battery-spring-contact-sheets-10-pack-positive-negative","title":"18650 Battery Spring Contact Sheets 10-Pack | Positive \u0026 Negative","description":"\u003ch2\u003e10-Pack 18650 Battery Spring Contact Sheets — Positive \u0026amp; Negative Bipolar Terminals\u003c\/h2\u003e\n\u003cp\u003eKeep your battery-powered projects running smoothly with these \u003cstrong\u003e18650 Battery Spring Contact Sheets\u003c\/strong\u003e. Designed for makers, hobbyists, and electronics enthusiasts, this pack of 10 pieces (5 complete sets) provides reliable positive and negative terminal connections for 18650 battery holders and enclosures.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose These Battery Contact Sheets?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from 0.3mm iron sheet with a nickel-plated finish for excellent conductivity and long-lasting corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Spring Contact Design:\u003c\/strong\u003e The spring-loaded mechanism ensures a firm, stable electrical connection every time, reducing the risk of loose contacts or power interruptions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Space-Efficient:\u003c\/strong\u003e Compact dimensions (approximately 16×16mm \/ 18.5×16.5mm) make these sheets ideal for tight battery compartments and custom enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Perfect for DIY battery packs, flashlights, power banks, RC projects, electronic prototypes, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat Value Pack:\u003c\/strong\u003e Includes 10 pieces (5 positive + 5 negative contact sheets) — everything you need to wire up multiple battery bays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 0.3mm iron sheet with nickel plating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 PCS (5 Sets — 1 positive + 1 negative per set)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 16×16mm (negative) \/ 18.5×16.5mm (positive)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e 18650 lithium battery holders and DIY battery boxes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDue to manual measurement, please allow a tolerance of 1–3mm.\u003c\/li\u003e\n  \u003cli\u003eActual product color may vary slightly from images due to monitor display differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003eShop More DIY \u0026amp; Maker Essentials\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more information on safe battery handling and electronics safety, visit the U.S. Consumer Product Safety Commission – Lithium Battery Safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these 18650 battery contact sheets compatible with all 18650 battery holders?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — these spring contact sheets are designed specifically for standard 18650 battery holders and DIY battery box enclosures. The compact dimensions (approx. 16×16mm and 18.5×16.5mm) fit most common 18650 battery compartments, making them a versatile choice for hobbyist and maker projects.\u003c\/p\u003e\n\u003ch4\u003eQ: What material are the 18650 battery spring contact sheets made from?\u003c\/h4\u003e\n\u003cp\u003eA: Each contact sheet is constructed from 0.3mm iron sheet with a nickel-plated surface. This combination provides strong electrical conductivity, durability, and resistance to oxidation, ensuring reliable connections over repeated use cycles.\u003c\/p\u003e\n\u003ch4\u003eQ: How many positive and negative sheets are included in this pack?\u003c\/h4\u003e\n\u003cp\u003eA: This pack contains 10 pieces total — 5 complete sets, each set comprising one positive contact sheet and one negative spring contact sheet, giving you everything needed to outfit up to 5 individual 18650 battery bays.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are these 18650 battery contact sheets compatible with all 18650 battery holders?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — these spring contact sheets are designed specifically for standard 18650 battery holders and DIY battery box enclosures. 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