Name: 12V 3.5A Power Adapter | 5.5mm x 2.1mm | For CCTV & Monitor
Brand: Sun Cheong Computer Company Limited
SKU: 21PA000611
Price: 99.0 HKD
Availability: InStock

Short Product Description

Stop relying on cheap, overheating power supplies. This premium 12V 3.5A Power Adapter delivers stable, clean energy to your valuable electronics. Featuring a standard 5.5mm x 2.1mm connector, it is the perfect replacement for lost or failing adapters for LCD monitors, CCTV systems, and LED lighting projects.
Note: IEC C7 (Figure 8) Power Cord is not included—Click here to add the compatible power cord to your order.

Key Features

High Power Output: Delivers a steady 12V DC at up to 3.5A (42 Watts), suitable for high-drain devices.
Universal Input: 100-240V AC input means this adapter works globally (with the correct travel plug).
Certified Safety: Built with Over-Voltage, Over-Current, and Short-Circuit protection (UL/FCC/CE/GS/TUV Listed).
Standard Connector: Features the industry-standard 5.5mm x 2.1mm DC barrel jack.
Durable Build: Robust ABS casing designed for heat dissipation and longevity.
Center Positive Polarity: Compatible with the vast majority of consumer electronics.

Full Product Description

Reliable Power for Your Critical Electronics

Whether you are a DIY enthusiast setting up a new LED lighting rig or an IT technician replacing a burnt-out monitor power block, consistency is key. Our 12V 3.5A Power Adapter (Model: WT48-1203500-T2) is engineered to provide continuous, regulated power without the voltage drops that damage sensitive components.

Safety First: Certified Protection

Unlike generic unbranded adapters, this unit carries major international safety certifications including UL, FCC, CE, GS, and TUV. This ensures that the device meets rigorous safety standards, protecting your home and office from electrical hazards like short circuits or overheating.

Versatile Compatibility

With a robust 3.5 Amp output, this adapter provides significant headroom. It effectively powers devices requiring 12V 1A, 2A, 3A, or up to 3.5A (Amperage is strictly "supply on demand"—a higher rating on the adapter is safer and runs cooler than a lower one). The standard 5.5mm outer / 2.1mm inner barrel plug fits a massive range of consumer electronics.

Important: Power Cable Requirement

To keep shipping weights low and allow for custom lengths, this adapter block does not include the wall socket power cable. It utilizes a standard IEC C8 inlet (often called a "Figure 8" connection).

Need the cable? Ensure you add our high-quality UK 3-Pin to IEC C7 Power Cord to your cart before checking out.

Technical Specifications

Feature: AC to DC switching power adapter
Model: WT48-1203500-T2.
Input voltage: 100–240V AC, 50/60Hz, 1.6A.
Output voltage: 12V DC.
Output current: 3.5A (max).
Maximum power: 42W.
DC connector size: 5.5mm (outer) × 2.1mm (inner).
Polarity: Center positive (+).
Input inlet type: IEC C8 (figure‑8, 2‑pin).
Certifications: UL, FCC, CE, GS, TUV, RoHS.

Delivery Options

Local delivery within Hong Kong and in-store pickup.
Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.
Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).
Estimated delivery time: 1–3 business days after dispatch (Hong Kong).
In-store pickup details (location and time) will be confirmed by email or phone message.
Delivery times are estimates and may be affected by weather or unforeseen circumstances.

FAQ Section

Q: Can I use this adapter if my device says "12V 2A"?
A: Absolutely. The "3.5A" rating is the maximum capacity. Your device will only draw the 2A it needs. Using a higher amperage adapter is actually better as it runs cooler and lasts longer.

Q: How do I know if the connector fits my device?
A: This adapter uses a 5.5mm x 2.1mm plug, which is very common. Check your old adapter's label or measure the port diameter. If your device requires a 2.5mm inner pin, this will be too loose.

Q: Does this come with the plug for the wall outlet?
A: No, this product is the adapter block only. You will need a standard "Figure 8" (IEC C7) power cable. You can buy a high-quality UK plug version here.

Target Users / Applications

IT Maintenance: Replacing power bricks for LCD Monitors and External Hard Drives.
Security Systems: Powering DVRs, NVRs, and CCTV Cameras.
Hobbyists: DIY LED Strip Lighting projects (Single color or RGB).
Audio Equipment: Amplifiers and soundbars requiring 12V input.