---
product_id: 59100759
title: "DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W)"
brand: "longtek"
price: "1992CFA"
currency: XOF
in_stock: false
url: https://www.desertcart.sn/products/59100759-dc-12v-3-33a-40w-led-driver-switching-power-supply
store_origin: SN
region: Senegal
---

# 40W Power Output 3.33A Current Multiple Protections DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W)

**Brand:** longtek
**Price:** 1992CFA
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power Your Vision with Confidence!

## Quick Answers

- **What is this?** DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) by longtek
- **How much does it cost?** 1992CFA with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/59100759-dc-12v-3-33a-40w-led-driver-switching-power-supply)

## Best For

- longtek enthusiasts

## Why This Product

- Trusted longtek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First:** Equipped with short circuit, overload, and over voltage protection.
- • **Effortless Cooling:** Designed for optimal performance with free air convection.
- • **Professional Quality:** 100% brand new with a full load burn-in test for reliability.
- • **Compact & Lightweight:** Weighing only 100g, it's perfect for any setup.
- • **Power Up Your Projects:** Experience a robust 40W output for all your LED needs.

## Overview

The DC 12V 3.33A 40W LED Driver is a high-quality power supply unit designed for LED strips and CCTV systems. It features multiple safety protections, ensuring reliable performance without the hassle of installation instructions or additional components. Compact and lightweight, this driver is perfect for both professional and personal projects.

## Description

Description:  100% Brand New Shell Material: Metal case / Aluminum base Protection: Shortage Protection, Overload Protection, Over Voltage Protection Widely used in Industrial automation, LED display, communications, etc. Safety Compliance: CCC/ FCC / CE Working Temperature: 0~40℃ Storage Temperature: -20~60℃ Ambient Humidity: 0~95% Non-Condensation IN-DOOR USE ONLY! This Power Supply Unit "DOES NOT" come with installation instruction, wiring cable, on/off switch, or screws. Professional installation of qualified electrician is highly recommended. How to calculate Support max LED Strip Length: Assumption: Your LED Strip 60LEDs/m, and each LED 0.2W, then calculate max LED Strip Length: 0.2W/LED × 60LEDs/m=12W/m, 24W(this listing)÷12W/m=2m, So, Support the LED Strip(60LEDs/m, 0.2W/LED) Length (Max)=2m light  Package Content: 1 x Switch Power Supply Driver For LED Strip

## Features

- ✔ 100% Brand new and high quality DC 12V 3.33A 40W LED Driver
- ✔ This Power Supply Unit "DOES NOT" come with installation instruction, wiring cable, on/off switch, or screws. Professional.
- ✔ Protection: Shortage Protection, Overload Protection, Over Voltage Protection.
- ✔ 100% full load burn-in test
- ✔ Cooling by free air convection (Not suggest for use in bathroom).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Longtek |
| Manufacturer | Koneswaran |
| Package Dimensions | 8.38 x 5.08 x 2.54 cm; 100 g |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 100 g |
| Guaranteed software updates until | unknown |

## Images

![DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) - Image 1](https://m.media-amazon.com/images/I/613ml3Rh0tL.jpg)
![DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) - Image 2](https://m.media-amazon.com/images/I/61aSa+TdoNL.jpg)
![DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) - Image 3](https://m.media-amazon.com/images/I/412lvoTYCCL.jpg)
![DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) - Image 4](https://m.media-amazon.com/images/I/51XFQg0K8RL.jpg)
![DC 12V 3.33A 40W LED Driver Switching Power Supply Transformer for LED Strip CCTV MR16 (40W) - Image 5](https://m.media-amazon.com/images/I/61xpKcUm1zL.jpg)

---

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**Shop now:** [https://www.desertcart.sn/products/59100759-dc-12v-3-33a-40w-led-driver-switching-power-supply](https://www.desertcart.sn/products/59100759-dc-12v-3-33a-40w-led-driver-switching-power-supply)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-13*