Name: 9V 1A DC Power Adapter
SKU: VE-161
Availability: InStock

9V 1A DC Power Adapter

Technical Specifications

Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Single-Phase Domestic Mains)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	9V DC Fixed
Maximum Output Current	1.0 Ampere (1000 mA) Continuous
Total Rated Power Capacity	9 Watts Max
Connector Dimension Profile	Standard 5.5 mm (Outer Diameter) × 2.1 mm (Inner Pin Diameter)
Connector Core Polarity	Center-Positive (Standard) / Check Pedal exceptions
Circuit Design Type	Switched-Mode Power Supply (SMPS)

A 9V 1A DC Power Adapter is a regulated Switched-Mode Power Supply (SMPS) designed to convert high-voltage AC mains power into a stable, low-voltage 9V DC output. Capable of delivering a continuous current of up to 1 Ampere (9 Watts total power), this adapter is a standard mid-range power supply. It is most frequently deployed across India to power guitar effects pedals, digital weighing scales, Arduino UNO/Mega development boards (via the DC barrel jack), certain Wi-Fi routers, optical network terminals (ONTs), and basic electronic toys.

✨ Key Features

Regulated SMPS Circuitry: Maintains a steady 9V output line with low ripple noise, ensuring stable operation for microcontroller logic and analog audio equipment.
Universal Home Input Safety: Engineered to handle wide AC input voltage variations (100V–240V), protecting connected electronics from domestic voltage surges.
Automated Safety Protection: Features built-in micro-trips for output short-circuit, over-current, and over-voltage scenarios.
Standard Molded Interconnect: Typically terminates in a standard 5.5mm × 2.1mm DC barrel pin featuring robust strain relief.

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Original price was: ₹120.00.Current price is: ₹100.00.

Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Single-Phase Domestic Mains)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	9V DC Fixed
Maximum Output Current	1.0 Ampere (1000 mA) Continuous
Total Rated Power Capacity	9 Watts Max
Connector Dimension Profile	Standard 5.5 mm (Outer Diameter) × 2.1 mm (Inner Pin Diameter)
Connector Core Polarity	Center-Positive (Standard) / Check Pedal exceptions
Circuit Design Type	Switched-Mode Power Supply (SMPS)

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SKU: VE-161 Category: Power Supply & Adapters

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Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Indian Single-Phase Mains)
Input AC Frequency	50 Hz / 60 Hz
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Maximum Output Current	10.0 Amperes (10,000 mA) Continuous
Total Rated Power Capacity	120 Watts Max
Connector Dimension Profile	Standard 5.5 mm (Outer Diameter) × 2.5 mm or 2.1 mm (Inner Pin)
Connector Core Polarity	Center-Positive (Inner pin (+), Outer sleeve (-))
Form Factor Style	Desktop Brick Type (requires a heavy-duty 3-pin IEC C13 power cord)

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MEAN WELL LRS-35-12 Enclosed Switching Power Supply (SMPS)

Parameter	Specification Value
Output Rated Voltage	12V DC
Output Rated Current	0 to 3.0 Amperes
Maximum Rated Power	36 Watts
Voltage Adjustment Range	10.2V to 13.8V DC (Configured via built-in V+ terminal dial)
Input AC Voltage Range	85V AC to 264V AC / 47Hz to 63Hz
Input DC Voltage Range	120V DC to 370V DC
Typical Efficiency	86%
Ripple & Noise (Max.)	120mVp-p
Isolation Strength	Input to Output: 4.0KVAC / Input to Ground: 2.0KVAC
Altitude Rating	Fully operational up to 5000 Meters above sea level
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5V 2A DC Power Adapter

Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Domestic Home Grid)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	5V DC Fixed
Maximum Output Current	2.0 Amperes (2000 mA) Continuous
Total Rated Power Capacity	10 Watts Max
Typical Connector Formats	USB-A Port / Micro-USB / USB Type-C / 5.5×2.1mm Barrel
Barrel Pin Polarity (If Used)	Center-Positive (Inner pin (+), Outer ring (-))
Energy Efficiency Grade	Level VI compliance (ultra-low idle standby power draw)

24V 1A DC Power Adapter

Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Indian Single-Phase Mains)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	24V DC Fixed
Maximum Output Current	1.0 Ampere (1000 mA) Continuous
Total Rated Power Capacity	24 Watts Max
Connector Dimension Profile	5.5 mm (Outer Diameter) × 2.1 mm or 2.5 mm (Inner Pin Diameter)
Connector Core Polarity	Center-Positive (Inner pin (+), Outer sleeve (-))
Circuit Design Type	Switched-Mode Power Supply (SMPS)

MEAN WELL LRS-100-12 Enclosed Switching Power Supply (SMPS)

Parameter	Specification Value
Output Rated Voltage	12V DC
Output Rated Current	0 to 8.5 Amperes
Maximum Rated Power	102 Watts
Voltage Adjustment Range	10.2V to 13.8V DC (Adjustable via built-in V+ potentiometer)
Input AC Voltage Range	85V AC to 264V AC (Full universal range) / 47Hz to 63Hz
Input DC Voltage Range	120V DC to 373V DC
Typical Efficiency	89% to 91%
Ripple & Noise (Max.)	120mVp-p
Leakage Current	< 0.75mA at 240VAC
Withstand Isolation	I/P-O/P: 4.0KVAC / I/P-FG: 2.0KVAC / O/P-FG: 0.5KVAC
Mechanical Mounting	Chassis Mount / Enclosed Frame
Physical Dimensions	129mm × 97mm × 30mm (L × W × H)
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5V 5A Metal Chassis SMPS

⚙️ Technical Specifications

Characteristic	Specification Parameters
Input AC Voltage Range	110V AC to 220V AC (Standard 220V single-phase input for India)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	5V DC Fixed Base (Adjustable via +V ADJ)
Maximum Output Current	5.0 Amperes (5000 mA) Continuous
Total Rated Power Capacity	25 Watts Max
Interface Port Type	5-Pin Screw Terminal Barrier Block
Terminal Designations	L / N (AC Mains), FG / ⏚ (Earth), -V / COM (Ground), +V (5V Rail)
Form Factor Design	Enclosed Metal Mesh Chassis (Mountable via bottom/side screw points)

5V 20A DC Power Supply (High-Capacity Industrial SMPS)

Characteristic	Specification Parameters
Input AC Voltage Range	110V AC / 220V AC (Selectable via an internal toggle switch or auto-ranging)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	5V DC Base Rail (Adjustable via +V ADJ)
Maximum Output Current	20.0 Amperes (20,000 mA) Continuous
Total Rated Power Capacity	100 Watts Max Continuous Output
Interface Port Type	7-Pin or 9-Pin Screw Terminal Barrier Block
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12V 3A DC Power Adapter

Characteristic	Specification Parameters
Input AC Voltage Range	100V AC to 240V AC (Standard Indian Single-Phase Mains)
Input AC Frequency	50 Hz / 60 Hz
Output DC Voltage	12V DC Fixed
Maximum Output Current	3.0 Amperes (3000 mA) Continuous
Total Rated Power Capacity	36 Watts Max
Connector Dimension Profile	Standard 5.5 mm (Outer Diameter) × 2.1 mm or 2.5 mm (Inner Pin)
Connector Core Polarity	Center-Positive (Inner sleeve (+), Outer ring (-))
Form Factor Style	Wall-Mount Large Brick or Desktop Type (with 3-pin AC cord)

🛠️ Core Interfacing Guide

Operating safely with a 36W power supply requires tracking absolute electronic load rules:

The Voltage Rules Must Match: Only plug this adapter into devices explicitly rated for 12V DC input. Connecting a 12V adapter to a 5V device (like an entry-level development board or smartphone) will instantly destroy its internal microchips.
Current is Pulled, Not Pushed: The 3A rating is a maximum capacity ceiling. If you plug it into a 12V device that only draws 1A or 2A (like a standard router), the device will safely draw only its required current without damage. However, do not exceed 3A by connecting heavy loads like large 12V DC cooling fans or high-torque water pumps, or the adapter will overheat and shut down.
Check the Pin Inner Dimension: Many high-power 12V appliances and CCTV DVRs utilize a 5.5mm × 2.5mm jack instead of the standard consumer 5.5mm × 2.1mm size. Ensure your device's receiving power jack matches the adapter's pin dimensions to maintain a secure electrical contact.