5V 1A Compact SMPS Power Supply (6W) – Mini Size 45×25×25mm
This ultra-compact 5V 1A SMPS (Switched Mode Power Supply) is designed for space-constrained electronic applications where reliability, efficiency, and safety are essential. With a power output of 5W and a miniature size of 45mm × 25mm × 25mm, it is an ideal choice for DIY electronics, IoT devices, small LED projects, battery chargers, sensors, and industrial control circuits.
🛠️ Technical Specifications:
| Feature | Description |
|---|---|
| Input Voltage | 80–265V AC (Wide Range) |
| Output Voltage | 5V DC |
| Output Current | 1A |
| Output Power | 5 Watt |
| Efficiency | ≥ 78% |
| Size | 45mm × 25mm × 25mm |
| Output Type | Regulated DC |
| Protection | Overload, Short Circuit, Overvoltage |
| Cooling | Natural Air (No Fan) |
| Mounting Type | PCB / Enclosure Mount |
| Isolation Voltage | ≥ 1500V AC |
| Weight | Approx. 30g |
✨ Features & Benefits:
✔ Ultra-compact size – perfect for small enclosures
✔ Wide input voltage (80V–260V AC)
✔ High reliability and low heat generation
✔ Safe and regulated 5V DC output
✔ Built-in overload and short-circuit protection
✔ Suitable for continuous 24×7 operation
✔ Ideal for embedded and industrial electronics
🎯 Applications:
🔹 LED indicators / LED strips
🔹 IoT and ESP32/Arduino-based projects
🔹 Router, small sensors, WiFi modules
🔹 Home automation devices
🔹 Mini battery charger circuits
🔹 Security systems, access control, RFID
🔹 SMPS based electronic gadgets
⚠️ Safety Caution – Open Frame SMPS (5V 1A)
This is an Open Frame SMPS Module, meaning it does not have any plastic or metal protective enclosure. Live high-voltage components are exposed. Please follow all safety precautions while using this product.
🛡️ Important Safety Warnings:
🚫 Not Touch Safe – High voltage (up to 300V AC) is present on input side. Do not touch any part while connected to AC supply.
⚡ Danger of Electric Shock – Must be handled only by qualified technicians or experienced hobbyists.
🛑 No Direct Use in Open Air for Consumer Products – Must be installed inside insulated enclosure or project box before final use.
🔥 Keep Away from Heat & Moisture – Do not install near metal, water, or flammable material.
🧤 Use Proper Insulation – Always use heat shrink sleeves, terminal blocks, or soldered joints with insulation.
🔌 Use Fuse & MCB Protection – Always connect through proper AC protection like fuse, MCB, or surge protector.
🏷️ Not for Direct Wall Socket Use – This module is designed for integration inside devices, not as a standalone charger or adapter.
✔ Recommended Installation Practices:
| Recommended | Not Recommended |
|---|---|
| Mounted inside plastic box | Loose placement in open air |
| Used in SMPS-based projects | Used as direct mobile charger |
| Proper insulation on AC points | Exposed AC wire joints |
| Connected via terminal block | Direct touch wire soldering |
💡 Ideal For:
✔ Controlled embedded systems
✔ Industrial automation circuits
✔ IoT devices (inside enclosure)
✔ DIY power supply modules (with insulation)
✔ Testing in lab under supervision
Including safety warnings helps your customers understand this is a component, not a finished retail adapter.
You can also add this note below the “Buy Now” button:
🔔 Note: This is an open-frame SMPS module intended for integration into electronic products. Not a ready-to-use power adapter.



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