{"product_id":"convoy-pcb-board-spacer-14mm-18mm-21mm-26mm-battery-series-connection-diy","title":"Convoy PCB Spacer 14–26mm Battery Series Connection DIY Pack","description":"\n\u003ch2\u003eConvoy PCB Board Spacers – Reliable Battery Series Connection for DIY Lighting Builds\u003c\/h2\u003e\n\u003cp\u003eUpgrade your portable lighting setup with these precision-engineered \u003cstrong\u003eConvoy PCB Board Spacers\u003c\/strong\u003e. Available in 14mm, 18mm, 21mm, and 26mm sizes, these compact green spacers are designed to fill battery gaps, extend effective battery length, and ensure a secure, stable series connection in your flashlight or DIY electronics project. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Size Compatibility:\u003c\/strong\u003e Available in 14mm, 18mm, 21mm, and 26mm diameters — choose the exact fit for your PCB board and battery tube.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Series Connection:\u003c\/strong\u003e Fills the gap between batteries in series, maintaining solid electrical contact and preventing power interruptions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistance:\u003c\/strong\u003e Engineered to withstand temperatures up to 105°C, so it holds its shape and integrity even under sustained use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvoy MK Series Ready:\u003c\/strong\u003e Tailored specifically for the Convoy MK series flashlights, ensuring seamless integration without modifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY-Friendly Design:\u003c\/strong\u003e Ideal for flashlight enthusiasts, battery pack builders, and electronics hobbyists who need a simple, effective spacer solution.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue Pack:\u003c\/strong\u003e Comes in packs of 2 or 5 pieces so you'll always have a spare on hand for future builds or replacements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Lightweight and easy to carry — a must-have accessory for any portable lighting toolkit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 14mm \/ 18mm \/ 21mm \/ 26mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Green\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 105°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 2 or 5 pieces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBatteries Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003ePlease allow a 2–3% dimensional variance due to manual measurement. Actual color may vary slightly from images depending on your display settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are the Convoy PCB Board Spacers available in?\u003c\/h4\u003e\n\u003cp\u003eA: These PCB board spacers are available in four sizes: 14mm, 18mm, 21mm, and 26mm. Be sure to select the size that matches your battery tube or PCB board diameter for a secure fit.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these spacers compatible with Convoy flashlights?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — these spacers are specifically designed for the Convoy MK series flashlights and are optimized for series battery connections in those builds. They may also work with other flashlights or DIY electronics projects that use matching PCB board sizes.\u003c\/p\u003e\n\u003ch4\u003eQ: How many spacers come in a pack?\u003c\/h4\u003e\n\u003cp\u003eA: You can choose between a 2-piece or 5-piece pack depending on your project needs. The 5-piece option is great if you're working on multiple builds or want extras on hand.\u003c\/p\u003e\n\u003ch4\u003eQ: Can these spacers handle heat from extended flashlight use?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. These spacers are rated to withstand temperatures up to 105°C, making them well-suited for sustained use in high-output portable lighting applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are the Convoy PCB Board Spacers available in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These PCB board spacers are available in four sizes: 14mm, 18mm, 21mm, and 26mm. Be sure to select the size that matches your battery tube or PCB board diameter for a secure fit.\"}}, {\"@type\": \"Question\", \"name\": \"Are these spacers compatible with Convoy flashlights?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — these spacers are specifically designed for the Convoy MK series flashlights and are optimized for series battery connections in those builds. They may also work with other flashlights or DIY electronics projects that use matching PCB board sizes.\"}}, {\"@type\": \"Question\", \"name\": \"How many spacers come in a pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"You can choose between a 2-piece or 5-piece pack depending on your project needs. The 5-piece option is great if you're working on multiple builds or want extras on hand.\"}}, {\"@type\": \"Question\", \"name\": \"Can these spacers handle heat from extended flashlight use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. These spacers are rated to withstand temperatures up to 105°C, making them well-suited for sustained use in high-output portable lighting applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Convoy PCB Spacer 14–26mm Battery Series Connection DIY Pack\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/convoy-pcb-board-spacer-14mm-18mm-21mm-26mm-battery-series-connection-diy\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"2pcs 14mm","offer_id":57574116884646,"sku":"1005012775370233-2pcs 14mm","price":13.89,"currency_code":"USD","in_stock":true},{"title":"5pcs 14mm","offer_id":57574116917414,"sku":"1005012775370233-5pcs 14mm","price":19.83,"currency_code":"USD","in_stock":true},{"title":"5pcs 26mm","offer_id":57574116950182,"sku":"1005012775370233-5pcs 26mm","price":20.07,"currency_code":"USD","in_stock":true},{"title":"2pcs 21mm","offer_id":57574116982950,"sku":"1005012775370233-2pcs 21mm","price":14.0,"currency_code":"USD","in_stock":true},{"title":"5pcs 21mm","offer_id":57574117015718,"sku":"1005012775370233-5pcs 21mm","price":20.11,"currency_code":"USD","in_stock":true},{"title":"2pcs 18mm","offer_id":57574117048486,"sku":"1005012775370233-2pcs 18mm","price":13.93,"currency_code":"USD","in_stock":true},{"title":"2pcs 26mm","offer_id":57574117081254,"sku":"1005012775370233-2pcs 26mm","price":13.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S365ab079cffc44c5884c715c0e1fe971X.webp?v=1791240209","url":"https:\/\/richiesmart.com\/products\/convoy-pcb-board-spacer-14mm-18mm-21mm-26mm-battery-series-connection-diy","provider":"Richie's","version":"1.0","type":"link"}