Description
🔋 Overview
This High Quality DIY Power Bank Casing (4-Cell space) is the perfect solution for creating your own powerful and reliable power bank without soldering. Designed to hold four 18650 lithium cells, this Power bank Box can support capacities of up to 12500mAh (depending on cell quality).
The casing includes Dual USB Output Ports, 1 Type-C Port, and 1 Micro USB Charging Port, making it versatile and compatible with almost all modern devices.
At Rafiq Electronics, we offer premium DIY solutions for electronics lovers, technicians, and everyday users.
⭐ Key Features
✅ Supports 4 × 18650 Lithium Cells
🔋 Build a high-capacity power bank from 4000mAh up to 12500mAh (based on cells used).
✅ No Soldering or Spot Welding Required
🛠️ Just insert the cells — completely tool-free assembly. Safe and beginner-friendly.
✅ Dual USB Output Ports
⚡ Charge two devices at the same time with stable and efficient output.
✅ Type-C Port (Input/Output)
🔌 Modern and fast, works with latest smartphones and gadgets.
✅ Micro USB Charging Port (Input)
📥 Convenient charging option for older devices or easily available cables.
✅ Smart Charging Protection
🧯 Built-in safety features include:
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Overcharge protection
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Short circuit protection
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Over-discharge protection
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Temperature stability
✅ High-Quality ABS Body
💪 Shock-resistant, heat-resistant, and durable for long-term use.
✅ Portable & Lightweight Design
🎒 Ideal for travel, camping, emergency power backup, and daily use.
🔌 Port Details (Important Section)
🔌 Output Ports:
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2 × USB-A Ports
✔️ Charge two devices simultaneously
✔️ Stable power delivery
🔋 Input / Output Ports:
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1 × Type-C Port
✔️ Fast input charging
✔️ Also supports output on compatible versions
🔌 Input Only Port:
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1 × Micro USB Port
✔️ Convenient option for universal cables
✔️ Great for older chargers
📐 Technical Specifications
| Feature | Details |
|---|---|
| Type | DIY Power Bank 4-Cell Casing |
| Battery Support | 18650 Lithium Cells (4 pcs) |
| Max Capacity | Up to 12500mAh |
| Output Ports | 2× USB-A |
| Input Ports | 1× Type-C, 1× Micro USB |
| Protection | Overcharge, Short Circuit, Overload |
| Material | High-Grade ABS Plastic |
| Assembly | No soldering/spot welding |
| Brand | Rafiq Electronics |
🧰 Applications
🔌 Mobile & Gadget Charging
Charge phones, tablets, smartwatches, Bluetooth earphones, etc.
💡 USB Devices
Suitable for fans, LED lamps, portable devices, and DIY gadgets.
🧪 DIY Electronics
A must-have for students, hobbyists, and electronics makers.
🏕️ Outdoor & Emergencies
Great for camping, travel, and power backup.
🛒 Why Buy from Rafiq Electronics?
At Rafiq Electronics, we focus on quality, durability, and customer satisfaction.
You get:
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✅ High-quality DIY products
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✅ Trusted performance
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✅ Secure packaging
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✅ Fast support
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