{"product_id":"speedybee-f405-v4-30x30-stack-fc-55a-esc","title":"SpeedyBee F405 V4 30x30 Stack | FC + 55A ESC | Bench-Tested + 50% CRP","description":"\u003ch3\u003eFreestyle Kills Cheap Stacks. Here's One That Survives.\u003c\/h3\u003e\n\u003cp\u003eWe've tested the SpeedyBee F405 V4 against our internal 6-month freestyle stress test. It passed — and kept flying. This is the stack we recommend for pilots who fly hard and don't want to think about their FC mid-flight. Pre-configured, pre-tested, and backed by our 50% CRP.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:20px;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003eForm Factor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003e30x30mm stack (FC + 4-in-1 ESC)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003eFC Processor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003eSTM32F405\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003eESC Rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003e55A continuous \/ 65A burst\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003eFirmware\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003eBluejay (pre-flashed)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003eBest For\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003e5-inch freestyle \u0026amp; racing on 6S\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd; font-weight:bold;\"\u003ePre-Tested\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border:1px solid #ddd;\"\u003e6-month freestyle stress test + bench config\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy Our Insider Pick?\u003c\/h3\u003e\n\u003cp\u003eWe built 4 identical freestyle quads with different stacks and flew them for 6 months. The SpeedyBee F405 V4 had zero ESC failures, consistent Bluejay performance, and the cleanest OSD data. It's not the cheapest stack — but it's the one we trust on our own builds.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Builds\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFreestyle 5\":\u003c\/strong\u003e Pair with \u003ca href=\"\/products\/f60pro-iv-v2-2207-5kv-racing-motor-5-inch-fpv-drone\"\u003eF60PRO IV\u003c\/a\u003e or \u003ca href=\"\/products\/f50-2207-ultra-light-racing-motor-5-inch-fpv\"\u003eF50 2207\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRacing 5\":\u003c\/strong\u003e F60PRO IV 2207.5KV + \u003ca href=\"\/products\/t5146-racing-props-set-of-4-the-f60pros-soulmate\"\u003eT5146 Props\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible RX:\u003c\/strong\u003e \u003ca href=\"\/products\/f411-aio-elrs-vtx-bluejay-micro-fpv-controller\"\u003eF411 AIO\u003c\/a\u003e for all-in-one builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBench-Tested + 50% CRP\u003c\/h3\u003e\n\u003cdiv style=\"background:#e8f5e9; border-radius:8px; padding:12px 16px; margin:16px 0;\"\u003e\n  \u003cstrong\u003e🛡️ CRP How It Works:\u003c\/strong\u003e\u003cbr\u003e\n  Photo of damaged unit → email \u003cstrong\u003eleelin16868@gmail.com\u003c\/strong\u003e with order # → 50% off replacement code within 24 hours.\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv style=\"border:1px solid #FFD000; border-radius:12px; padding:20px; margin-top:24px; background:#FFF8E1;\"\u003e\n  \u003cp\u003e🚚 US Stock, Ships in 1-2 Days | 🔬 Insider Vetted | ⭐ 130+ Verified Reviews | ↩️ 30-Day Returns\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FPV Motor Co.","offers":[{"title":"Default Title","offer_id":53674455236949,"sku":"SB-F405-V4-STACK","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1029\/4312\/9941\/files\/fpv_11241970532693.jpg?v=1778111335","url":"https:\/\/fpvmotorco.com\/products\/speedybee-f405-v4-30x30-stack-fc-55a-esc","provider":"FPV Motor Co.","version":"1.0","type":"link"}