Name: 12V 30A Metal Chassis SMPS
SKU: VE-176
Availability: InStock

12V 30A Metal Chassis SMPS

Technical Specifications

Characteristic	Specification Parameters
Input AC Voltage Range	110V AC / 220V AC (Selectable via toggle switch, standard 220V for India)
Output DC Voltage	12V DC Base Rail (Adjustable via +V ADJ)
Maximum Output Current	30.0 Amperes (30,000 mA) Continuous
Total Rated Power Capacity	360 Watts Max Continuous Output
Interface Port Type	9-Pin Screw Terminal Barrier Block
Terminal Designations	L / N (AC Mains), FG / ⏚ (Earth), -V / COM (Ground ×3), +V (12V Output Rail ×3)
Form Factor Style	Enclosed Metal Mesh Chassis with mounting arrays

A 12V 30A Metal Chassis SMPS is a high-power, industrial-grade power supply unit designed to convert standard AC household mains into a highly stable 12V DC output. Capable of delivering a massive continuous current of up to 30 Amperes (360 Watts total power), this unit features a heavy-duty perforated aluminum enclosure with an exposed terminal strip and active fan cooling. It is widely used across India to run large pixel LED installations (like WS2812B/WS2811 matrices), high-performance 3D printers with dual heated beds, centralized CCTV networks (up to 64 cameras), commercial radio communication transceivers, and multi-motor robotics projects.

✨ Key Features

Heavy-Duty Screw Terminal Block: Built with an open terminal strip featuring robust protective barriers, allowing you to secure thick-gauge wire lugs or fork terminals safely.
Forced Air Cooling Fan: Equipped with an internal cooling fan that automatically triggers based on temperature thresholds or current loads to keep components operating efficiently.
Dual Input AC Selector Switch: Features a manual sliding switch (110V / 220V toggle) on the internal circuit board to let you manually adjust input parameters before deployment.
Manually Tunable +V ADJ Potentiometer: Outfitted with a precision variable adjustment screw to tune the output range between roughly 10.5V and 13.5V DC to compensate for wire voltage drop over long distances.

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Original price was: ₹2,500.00.Current price is: ₹2,000.00.

Characteristic	Specification Parameters
Input AC Voltage Range	110V AC / 220V AC (Selectable via toggle switch, standard 220V for India)
Output DC Voltage	12V DC Base Rail (Adjustable via +V ADJ)
Maximum Output Current	30.0 Amperes (30,000 mA) Continuous
Total Rated Power Capacity	360 Watts Max Continuous Output
Interface Port Type	9-Pin Screw Terminal Barrier Block
Terminal Designations	L / N (AC Mains), FG / ⏚ (Earth), -V / COM (Ground ×3), +V (12V Output Rail ×3)
Form Factor Style	Enclosed Metal Mesh Chassis with mounting arrays

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SKU: VE-176 Category: Power Supply & Adapters

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Input AC Voltage Range	110V AC / 220V AC (Selectable via toggle switch, standard 220V for India)
Output DC Voltage	12V DC Base Rail (Adjustable via +V ADJ)
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Terminal Designations	L / N (AC Mains), FG / ⏚ (Earth), -V / COM (Ground), +V (12V Output Rail)
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Input AC Voltage Range	100V AC to 240V AC (Standard Indian Single-Phase Mains)
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🛠️ 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.

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Connector Dimension Profile	5.5 mm (Outer Diameter) × 2.1 mm (Inner Pin Diameter)
Connector Core Polarity	Center-Positive (Inner sleeve (+), Outer ring (-))
Average Output Cable Length	~1.0 Meter to 1.5 Meters

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Input DC Voltage Range	120V DC to 370V DC
Typical Efficiency	86%
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Isolation Strength	Input to Output: 4.0KVAC / Input to Ground: 2.0KVAC
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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
Output DC Voltage	24V DC Fixed
Maximum Output Current	2.0 Amperes (2000 mA) Continuous
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Input DC Voltage Range	120V DC to 373V DC
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