{"product_id":"5x7cm-diy-prototype-pcb-universal-perfboard-2-54mm-5pack","title":"5×7cm DIY Prototype PCB Universal Perfboard 2.54mm Pitch (5-Pack)","description":"\u003ch2\u003e5×7cm DIY Prototype PCB Universal Perfboard — 2.54mm Pitch (5-Pack)\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003e5×7cm universal prototype PCB\u003c\/strong\u003e (perfboard) provides a grid of \u003cstrong\u003e2.54mm pitch through-hole pads\u003c\/strong\u003e for soldering permanent circuits after breadboard prototyping. Made from \u003cstrong\u003eFR4 fiberglass\u003c\/strong\u003e with single-sided copper pads, it accommodates DIP ICs, through-hole components, and module headers — the essential step between breadboard prototype and custom PCB.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e50 × 70mm (5 × 7cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHole Pitch\u003c\/td\u003e\n\u003ctd\u003e2.54mm (0.1” standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid Size\u003c\/td\u003e\n\u003ctd\u003e~18 × 24 holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubstrate\u003c\/td\u003e\n\u003ctd\u003eFR4 fiberglass epoxy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCopper Layer\u003c\/td\u003e\n\u003ctd\u003eSingle-sided (one pad per hole)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePad Diameter\u003c\/td\u003e\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHole Diameter\u003c\/td\u003e\n\u003ctd\u003e~1.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Thickness\u003c\/td\u003e\n\u003ctd\u003e1.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow (FR4 natural color)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e5 boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose This Perfboard?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFR4 Substrate\u003c\/strong\u003e — Superior mechanical strength and moisture resistance vs. phenolic (FR2) boards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.54mm Standard Pitch\u003c\/strong\u003e — Compatible with all DIP ICs, Arduino headers, and standard through-hole components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Pads\u003c\/strong\u003e — Each hole has its own isolated copper pad; connect with solder bridges or wire links\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5×7cm Size\u003c\/strong\u003e — Fits most project enclosures; large enough for Arduino shield-sized circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of 5\u003c\/strong\u003e — Multiple boards for iterative prototyping and different projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePermanent soldered version of breadboard Arduino projects\u003c\/li\u003e\n\u003cli\u003eSensor breakout and interface board fabrication\u003c\/li\u003e\n\u003cli\u003eCustom Arduino shield construction\u003c\/li\u003e\n\u003cli\u003ePower supply and regulator circuit assembly\u003c\/li\u003e\n\u003cli\u003eElectronics education soldering practice\u003c\/li\u003e\n\u003cli\u003eSmall production run circuit assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTips for Perfboard Wiring\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse \u003cstrong\u003esolid-core 22–24 AWG wire\u003c\/strong\u003e for point-to-point connections between pads\u003c\/li\u003e\n\u003cli\u003ePlan component placement before soldering — sketch the layout on paper first\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003eIC sockets\u003c\/strong\u003e for DIP ICs to allow replacement without desoldering\u003c\/li\u003e\n\u003cli\u003eApply \u003cstrong\u003eflux\u003c\/strong\u003e before soldering for clean, reliable joints on FR4 pads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I cut this perfboard to a smaller size?\u003c\/strong\u003e\u003cbr\u003eA: Yes — score with a hobby knife and snap, or use a PCB cutter. FR4 can also be cut with a rotary tool or fine-tooth saw.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Are the pads connected in rows like a breadboard?\u003c\/strong\u003e\u003cbr\u003eA: No — each pad is isolated. You must create connections by soldering wire bridges between pads. This gives full layout flexibility.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e5× 5×7cm Universal Prototype PCB Perfboard\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991497265387,"sku":"\u003cnone\u003e","price":5.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/5x7cm-diy-prototype-pcb.webp?v=1761535398","url":"https:\/\/keszoox.com\/products\/5x7cm-diy-prototype-pcb-universal-perfboard-2-54mm-5pack","provider":"Keszoox","version":"1.0","type":"link"}