SWTPWR

SWTPWR 12V Power Supply AC to DC Converter 110-120V to 12V 30A 360W with Smart Cooling Fan

High-performance electronics accessories made for confident daily results

$41.35

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium electronics accessories quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Share

Why customers choose Nexoltic

Overview

The upgraded SWTPWR 12V Power Supply delivers a steady 12V DC output up to 30A (360W) from 110–120V mains. Built for versatility, it supports LED strips, CCTV systems, and car devices, and ships with multiple accessories that enable four distinct connection configurations to fit a range of setups. The unit carries UL, CE, and RoHS certifications and features a design patent protecting its appearance, underscoring a blend of safety, reliability, and thoughtful design.

Key features and protections

  • New edition includes 2 alligator clips, 2 copper lugs, 2 M3 screws, and 2 star screws, plus four connection options for different devices.
  • One-click red power switch simplifies on/off operation. Multiple protections guard against short circuits, overcurrents, overload, and overheating.
  • Matte aluminum shell offers anti-slip handling, fingerprint resistance, and a refined, premium feel that stays clean over time.
  • High-quality internal components, including oxygen-free copper coils and robust transformers, support stable voltage and reduce energy loss.
  • EMI filter capacitors help deliver clean output by minimizing electrical noise and interference.

Design for reliability and efficiency

The perforated aluminum enclosure improves heat dissipation, while an intelligent cooling fan with a temperature sensor starts automatically when the internal temperature rises. This keeps the unit operating within safe temperatures during longer use.

Usage scenarios and capabilities

Designed for DC constant-voltage loads, this supply is well-suited for 12V lighting, signage, CCTV surveillance gear, and various car electronics. It can power other DC-constant-voltage devices within its 360W limit when used within rated conditions. Note that it is not a battery charger.

Safety, cautions, and best practices

Important cautions include: not intended for battery charging; for motor-driven devices, choose a supply rated at least twice the motor’s rated power to ensure safe operation.

What’s in the box

  • 2 x alligator clips
  • 2 x copper lugs
  • 2 x M3 screws
  • 2 x star screws

FAQ

Q: What devices can the SWTPWR 12V power supply power?

A: Designed for DC 12V loads such as LED strips, CCTV cameras, illuminated signs, and automation gear; not intended for battery charging.

Q: What protections are included and what about usage with motors?

A: Includes short-circuit, overcurrent, overload, and overtemperature protections; for motor-driven devices, choose a supply rated at least twice the motor's power.