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12V 2A SMPS12V 2A SMPS This industry power module SMPS converts AC power to 12V 2A DC. It has built-in over-voltage, over-current, and short-circuit protection. Perfectly designed and well constructed, small and compact size with an indicator. A switched-mode power supply is an electronic power supply that...
- Rs 265/-
- Rs 265/-
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Rs 359/-
Save Rs 94/- -
5V 5A SMPS Power Supply5V 5A SMPS Power Supply This is the switched-mode power supply (SMPS) which converts 100-264V AC to 5V DC. It can provide up to 5A maximum current. All types of protections such as over-voltage protection, over-current protection, short circuit protection, and surge-protected output are...
- Rs 335/-
- Rs 335/-
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Rs 599/-
Save Rs 264/- -
24V 5A SMPS Power Supply24V 5A SMPS Power Supply This is the switched-mode power supply (SMPS) which converts 100-240V AC to 24V DC. It can provide up to 5A maximum current. All types of protections such as over-voltage protection, over-current protection, short circuit protection, and surge-protected output are...
- Rs 729/-
- Rs 729/-
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Rs 1,049/-
Save Rs 320/- -
24V 2A SMPS Power Supply24V 2A SMPS Power Supply This is the switched-mode power supply (SMPS) which converts 100-264V AC to 24V DC. It can provide up to 2A maximum current. All types of protections such as over-voltage protection, over-current protection, short circuit protection, and surge-protected output are...
- Rs 548/-
- Rs 548/-
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Rs 699/-
Save Rs 151/- -
24V 10A SMPS Power SupplyAC 100 - 240V 50/60Hz 24V 10A SMPS Power Supply This is the switched-mode power supply (SMPS) which converts 100 - 264V AC to 24V DC. It can provide up to 10A maximum current. All types of protections such as over-voltage protection, over-current protection,...
- Rs 1,143/-
- Rs 1,143/-
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Rs 1,499/-
Save Rs 356/- -
12V 10A SMPS Power Supply12V 10A SMPS Power Supply Power your 12V electronics, lighting and automation projects with this 12V 10A SMPS Power Supply, designed to convert 100–264V AC input into a regulated 12V DC output with up to 10A current capacity. With a maximum power capacity of...
- Rs 685/-
- Rs 685/-
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Rs 925/-
Save Rs 240/- -
12V 15A Power Supply SMPS12V 15A Power Supply SMPS This industry power module SMPS converts AC power to 12V 15A DC. It has built-in over-voltage, over-current, and short circuit protection. Perfectly designed and well constructed, small and compact Size with an indicator. This is the switched-mode power supply...
- Rs 718/-
- Rs 718/-
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Rs 1,129/-
Save Rs 411/- -
12V 5A 60W Industrial DC SMPS Power Supply12V 5A 60W Industrial DC SMPS Power Supply This industry power module SMPS converts AC power to 12V 5A DC. It has built-in over-voltage, over-current, and short circuit protection. Perfectly designed and well constructed, small and compact Size with an indicator. This is the switched-mode...
- Rs 466/-
- Rs 466/-
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Rs 589/-
Save Rs 123/- -
5V 10A SMPS Power Supply5V 10A SMPS Power Supply This is the switched-mode power supply (SMPS) which converts 100-264V AC to 5V DC. It can provide up to 10A maximum current. All types of protections such as over-voltage protection, over-current protection, short circuit protection, and surge-protected output are...
- Rs 608/-
- Rs 608/-
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Rs 749/-
Save Rs 141/- -
5V 2A SMPS Power Supply5V 2A SMPS Power Supply The 5V 2A SMPS Power Supply is a switched-mode power supply (SMPS) which converts 100-264V AC to 5V DC. It can provide up to 2A maximum current. All types of protections such as over-voltage protection, over-current protection, short circuit protection, and...
- Rs 373/-
- Rs 373/-
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Rs 396/-
Save Rs 23/- -
Regulated LED DriverRegulated LED Driver Regulated LED Driver is your go-to solution for reliable and efficient power delivery to CCTV, Surveillance, LED Strip Lights, Drivers, Bullet & Dome Cameras. This power supply ensures the highest quality and durability. The wall-mountable design, surge protection, and multi-device connectivity...
- Rs 93/-
- Rs 93/-
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Rs 104/-
Save Rs 11/-
SMPS Power Supply Units
SMPS Power Supply Units
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Buy SMPS Power Supply Units Online in India
An SMPS (Switched Mode Power Supply) converts electrical power into a regulated DC output for electronic circuits and equipment. Unlike linear power supplies, an SMPS uses high-speed switching to regulate voltage efficiently while reducing power loss, size, and weight.
An SMPS typically includes an input rectifier and filter, switching stage, transformer, output rectifier and filter, and feedback control circuit. MOSFETs or other switching devices control power transfer, while the feedback circuit maintains the required output voltage under changing load conditions.
SMPS units are commonly used with Arduino, Raspberry Pi, development boards, automation systems, LED lighting, robotics, and embedded electronics. Common choices include 5V supplies for Raspberry Pi and electronics, 12V supplies for motors and LED applications, and 24V supplies for higher-voltage automation and industrial projects.
SMPS Power Supply Prices in India
| SMPS Type | Price |
|---|---|
| 12V 2A SMPS | Rs. 249/- |
| 12V 15A Power Supply SMPS | Rs. 825/- |
| 12V 5A SMPS | Rs. 409/- |
| 5V 5A SMPS Power Supply | Rs. 499/- |
| 24V 5A SMPS Power Supply | Rs. 725/- |
| 5V 10A SMPS Power Supply | Rs. 589/- |
| 12V 10A SMPS Power Supply | Rs. 579/- |
| 24V 2A SMPS Power Supply | Rs. 589/- |
| 24V 10A SMPS Power Supply | Rs. 1,049/- |
| 5V 2A SMPS Power Supply | Rs. 219/- |
SMPS Comparison Chart: Voltage, Current & Efficiency
| SMPS Model | Output Voltage | Max Output Current | Estimated Efficiency |
|---|---|---|---|
| 5V 5A SMPS | 5V DC | 5A | 80%–90% |
| 5V 10A SMPS | 5V DC | 10A | 80%–90% |
| 12V 5A SMPS | 12V DC | 5A | 85%–90% |
| 12V 10A SMPS | 12V DC | 10A | 85%–90% |
| 12V 15A SMPS | 12V DC | 15A | 85%–92% |
| 24V 2A SMPS | 24V DC | 2A | 80%–88% |
| 24V 5A SMPS | 24V DC | 5A | 85%–90% |
| 24V 10A SMPS | 24V DC | 10A | 85%–90% |
How to Choose the Right SMPS Voltage and Current
Match the output voltage to the voltage required by the load. The current rating should be equal to or higher than the maximum expected load current.
A useful sizing rule is to select an SMPS with around 30% current headroom above the calculated load.
Example: If your circuit and connected devices require a maximum of 4A at 12V, a 12V 4A supply is at its limit. Adding 30% headroom gives:
4A × 1.30 = 5.2A
A 12V 5A or higher-rated SMPS would therefore be a more suitable choice, provided the voltage and other electrical specifications match the application.
Also check the input voltage range, power rating, enclosure, cooling, protection features, and installation requirements before purchase.
Industrial vs Hobby-Grade SMPS Units
| SMPS Product | Output Voltage / Current | Build / Features | Classification | Typical Use |
|---|---|---|---|---|
| 12V 10A DC Metal Switched Mode Power Supply | 12V / 10A | Metal casing, heat dissipation, basic protections | Industrial-grade | Motors, LED arrays, control systems, automation |
| 12V 5A DC Power Supply SMPS | 12V / 5A | Plastic/metal casing, basic protections | Industrial-grade / Mid-range | Small automation, LED drivers, light industrial tasks |
| 12V 2A AC to DC SMPS PCB | 12V / 2A | Bare PCB, minimal protections | Hobby-grade | Microcontrollers, sensors, small DIY projects |
| 5V 2A SMPS | 5V / 2A | Compact casing | Hobby-grade | Raspberry Pi, Arduino, sensors, electronics |
| 24V 2A SMPS | 24V / 2A | Compact casing, moderate protections | Hobby-grade | Small robotics, LED projects, low-current devices |
| 5V 5A SMPS | 5V / 5A | Plastic or metal casing, basic protections | Hobby-grade | SBC clusters, LED projects, sensor arrays |
| 24V 5A SMPS | 24V / 5A | Plastic/metal casing, moderate protections | Hobby-grade / Light Industrial | Medium-power LED strips, automation, robotics |
SMPS Maintenance and Safety Tips
- Keep adequate ventilation around the SMPS to prevent excessive heat buildup.
- Do not exceed the rated output voltage or current.
- Use appropriate wire gauge for the output current and cable length.
- Keep exposed PCB-type SMPS units inside suitable insulated or protective enclosures.
- Keep the power supply away from water, moisture, and condensation.
- Ensure input and output connections are tight and properly insulated.
- Clean dust from ventilation openings periodically.
- For industrial or continuous-use applications, periodically check output voltage under load.
- Use surge protection where unstable input power or voltage fluctuations are expected.
- Avoid repeatedly switching high-power supplies on and off unnecessarily.
- Inspect older units for damaged wiring, overheating, bulging capacitors, or other visible signs of failure.
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1. What is an SMPS?
An SMPS (Switched Mode Power Supply) is a power supply that uses high-frequency switching to convert electrical power into a regulated output. SMPS units are commonly used in computers, automation systems, LED lighting, robotics, and electronic projects.
2. Where are SMPS power supplies used?
SMPS units are used in computers, security systems, industrial equipment, automation systems, battery chargers, automobiles, LED lighting, Arduino projects, Raspberry Pi projects, and other electronics that require regulated power.
3. What are the advantages of an SMPS?
SMPS units offer high efficiency, lower heat generation, compact size, regulated output, and lower power loss compared with traditional linear power supplies. They are available in different voltage and current ratings for applications ranging from DIY electronics to industrial equipment.
4. How do I choose the right SMPS current rating?
Calculate the maximum current required by all connected devices, then select an SMPS with around 30% additional current capacity. For example, a load requiring 4A should use a supply rated for approximately 5.2A or higher, provided the output voltage also matches.
5. Can I use a 12V SMPS for LED strips?
Yes, if the LED strip is designed for 12V DC. Match the SMPS voltage to the strip and select a current rating high enough for the total strip load, preferably with around 30% current headroom for reliable operation.
6. Can an SMPS work with a DC input?
Some SMPS designs can accept DC input, but this depends on the specific power supply circuit and its input specifications. Do not assume an AC-input SMPS will operate correctly from DC; check the manufacturer's rated input range before connecting it.
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