A fully custom-built 650Wh portable power station — designed, 3D printed, and hand-assembled from scratch!
⚙️ Main Components:
3D File :
https://makerworld.com/en/models/2026610• Battery: 7S10P pack using 70x 18650 cells (2500mAh each, total 650Wh, 29.4V)
• Inverter: 600W pure sine wave, 220V AC output :
https://s.shopee.vn/3Azc6gBmNr• BMS: 7S 80A protection board :
https://s.shopee.vn/3AznBpDYDh• Cooling: 2x 80mm fans with protective mesh grilles
• Case: Custom 3D printed box with stainless steel carry handle
• Switches: 3x 16mm illuminated push buttons (USB, 12V DC, AC)
• Outputs: 3x AC sockets (220V), 1x 12V DC car socket, USB PD 100W + 60W + 15W x2 + 18W
• Input: DC charging port
• Display: Power meter with battery percentage and output wattage
💡 Features:
• 600W pure sine wave output — perfect for sensitive electronics
• 3D printed custom design, compact and easy to carry
• Real-time power display with digital wattmeter
• Active cooling with dual fans for better temperature control
Built for makers who love both design and functionality 🔋⚙️
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