Explain SMPS (Power Supply)? A Complete Guide to Switched Mode Power Supply

In the world of electronics and security systems, SMPS (Switched Mode Power Supply) is a name that stands for efficiency, stability, and compact design. Whether you're running a CCTV setup, a router, or any critical device, an SMPS plays a crucial role in powering your technology.

What is SMPS?

SMPS is a compact, high-efficiency power supply that converts electrical power using switching devices. Unlike traditional power supplies, it uses a high-frequency switch to regulate voltage — resulting in lower energy loss, reduced heat, and a longer lifespan for your devices.

Why is SMPS So Popular

The demand for SMPS is booming in 2025, especially for surveillance systems, thanks to the growth of smart homes and compact electronics. Here's why:

• Energy Efficient : SMPS consumes less power.
• Lightweight & Compact : Perfect for space-constrained installations.
• Durable : Designed to handle voltage fluctuations in Indian conditions.

  Top Use Cases of SMPS

1. CCTV Camera Setups
2. Wi-Fi Routers
3. Industrial Automation Devices

Our SMPS Power Supply Collection  

How to Choose the Right SMPS for CCTV?

When selecting an SMPS for your CCTV camera, consider the following:

• Voltage & Current Rating : Always match the SMPS with your device's power requirement.
• Quality of Build : Look for copper coils, metal casing, and heat resistance.
• Safety Certifications : Products with STQC or BIS marks ensure reliability.

Why Choose Velvu SMPS?

Velvu SMPS power supplies are trusted by thousands of CCTV professionals across India. Here's what makes us different:

• High Efficiency Rate
• Zero Voltage Drop Technology
• Designed for Indian Power Conditions
• 1 Year Burnt Warranty + 1 Year Repair Warranty

  Final Thoughts

SMPS is not just a power solution — it’s the backbone of reliable electronics. With the increasing demand for energy-efficient and compact devices, now is the best time to switch to a Velvu SMPS power supply.