{"product_id":"double-sided-prototype-pcb-board-universal-diy-electronics","title":"Double-Sided Prototype PCB Board — Universal Printed Circuit Board for DIY Electronics","description":"\u003ch2\u003eDouble-Sided Prototype PCB Board — Universal Printed Circuit Board for DIY Electronics\u003c\/h2\u003e\n\u003cp\u003eThese \u003cstrong\u003edouble-sided prototype PCB boards\u003c\/strong\u003e provide a durable, professional-grade platform for building and testing electronic circuits without the lead time and cost of custom PCB fabrication. Made from \u003cstrong\u003eFR4 fiberglass\u003c\/strong\u003e with a standard \u003cstrong\u003e2.54mm (0.1″) pitch hole grid\u003c\/strong\u003e, they accept through-hole components, DIP ICs, pin headers, and terminal blocks directly. The double-sided copper layer allows routing on both sides for more complex circuit layouts.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\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\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eFR4 fiberglass (1.6mm thickness)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCopper Layers\u003c\/td\u003e\n\u003ctd\u003eDouble-sided (top + bottom copper)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHole Pitch\u003c\/td\u003e\n\u003ctd\u003e2.54mm (0.1″) standard grid\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHole Diameter\u003c\/td\u003e\n\u003ctd\u003e1.0mm (standard through-hole)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003eHASL (Hot Air Solder Leveling) or bare copper\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSize Options\u003c\/td\u003e\n\u003ctd\u003eMultiple sizes available (select variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompatible Components\u003c\/td\u003e\n\u003ctd\u003eDIP ICs, resistors, capacitors, pin headers, terminal blocks, transistors\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eCN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhy Double-Sided vs Single-Sided?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMore routing options\u003c\/strong\u003e — Use the bottom copper layer for ground planes, power rails, or signal traces that would otherwise require jumper wires on a single-sided board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCleaner layouts\u003c\/strong\u003e — Reduce the number of point-to-point wire jumpers needed for complex circuits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBetter ground planes\u003c\/strong\u003e — Flood-fill the bottom layer as a ground plane to reduce noise in analog and RF circuits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFR4 durability\u003c\/strong\u003e — Fiberglass substrate withstands repeated soldering and desoldering without warping or delaminating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino and ESP32 shield and breakout board prototyping\u003c\/li\u003e\n  \u003cli\u003eAnalog circuit testing (op-amp, filter, amplifier designs)\u003c\/li\u003e\n  \u003cli\u003ePower supply and voltage regulator circuit builds\u003c\/li\u003e\n  \u003cli\u003eSensor interface and signal conditioning circuits\u003c\/li\u003e\n  \u003cli\u003eEducational electronics lab projects\u003c\/li\u003e\n  \u003cli\u003eOne-off custom PCB builds for enclosure mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eQ: Can I use this with SMD components?\u003c\/h3\u003e\n\u003cp\u003eThese boards are designed for \u003cstrong\u003ethrough-hole components\u003c\/strong\u003e with 2.54mm pitch. SMD components can be soldered to the copper pads with care, but the 2.54mm hole grid is not optimized for fine-pitch SMD work. For SMD prototyping, use a dedicated SMD prototype board with 0.5–1.27mm pitch pads.\u003c\/p\u003e\n\n\u003ch3\u003eQ: How do I connect traces between holes?\u003c\/h3\u003e\n\u003cp\u003eUse solder bridges between adjacent pads, 30AWG wire-wrap wire for longer connections, or copper tape for bus connections. For permanent builds, use rosin-core solder and flux for clean, reliable joints.\u003c\/p\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-sided prototype PCB board(s) (size and quantity per selected variant)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"9x25cm \/ CHINA","offer_id":46978923823339,"sku":"14:193#9x25cm;200007763:201336100","price":5.36,"currency_code":"USD","in_stock":true},{"title":"8x12cm \/ CHINA","offer_id":46978923856107,"sku":"14:496#8x12cm;200007763:201336100","price":3.28,"currency_code":"USD","in_stock":true},{"title":"3x7cm \/ CHINA","offer_id":46978923888875,"sku":"14:365458#3x7cm;200007763:201336100","price":1.0,"currency_code":"USD","in_stock":true},{"title":"2x8cm \/ CHINA","offer_id":46978923921643,"sku":"14:350850#2x8cm;200007763:201336100","price":0.84,"currency_code":"USD","in_stock":true},{"title":"7x9cm \/ CHINA","offer_id":46978923954411,"sku":"14:771#7x9cm;200007763:201336100","price":2.84,"currency_code":"USD","in_stock":true},{"title":"6x8cm \/ CHINA","offer_id":46978923987179,"sku":"14:691#6x8cm;200007763:201336100","price":2.36,"currency_code":"USD","in_stock":true},{"title":"5x7cm \/ CHINA","offer_id":46978924019947,"sku":"14:1254#5x7cm;200007763:201336100","price":1.6,"currency_code":"USD","in_stock":true},{"title":"4x6cm \/ CHINA","offer_id":46978924052715,"sku":"14:1052#4x6cm;200007763:201336100","price":1.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/double-sided-prototype-pcb-board-diy.webp?v=1761029016","url":"https:\/\/keszoox.com\/products\/double-sided-prototype-pcb-board-universal-diy-electronics","provider":"Keszoox","version":"1.0","type":"link"}