4 Way Tower Extension Lead with USB-C PD & USB-A
10A 250V | Max. 2500W | 2 USB-C + 2 USB-A | 1.5m Cable | Overload Protection
Model: UNS-843
A compact tower extension lead with USB charging ports, designed to provide convenient AC power and multi-device charging for offices, bedrooms, kitchens and other dry indoor environments.
TISDLIP supports OEM & ODM customization and bulk B2B supply for distributors, wholesalers, importers and private-label brands.


Built for Modern Multi-Device Workspaces
UNS-843 combines multiple AC sockets with USB-A and USB-C charging ports in a compact tower-style design. It helps users power and charge multiple devices from a single location while keeping the desktop or floor area organized.
01. 4 AC Power Outlets
The tower design provides multiple AC outlets in a compact footprint, making it suitable for powering laptops, monitors, lamps, chargers, small appliances and other compatible electrical equipment.
02. Dual USB-C Charging
Equipped with 2 USB-C charging ports, supporting USB-C output configurations up to 35W per port, depending on the connected device and charging conditions.
03. USB-A Charging
Two USB-A ports provide additional charging options for smartphones, tablets, accessories and other USB-powered devices.
04. 2500W Maximum Load
Rated at 10A / 250V~, with a maximum total connected load of 2500W.
The product is designed to support multiple devices while keeping the total connected load within the rated capacity.
05. Built-In Overload Protection
Integrated overload protection helps protect the power strip and connected equipment when the total electrical load exceeds the rated capacity.
06. Space-Saving Tower Design
The vertical tower configuration makes better use of limited desktop and floor space compared with conventional flat power strips.

Product Specifications
| Item | Specification |
|---|
| Product Name | 4 Way Tower Extension Lead with USB |
| Model | UNS-843 |
| Product Type | Tower Extension Lead / Power Strip Tower |
| AC Rating | 10A 250V~ |
| Maximum Power | 2500W |
| AC Outlets | 4 Way Power Strip |
| USB-A Ports | 2 |
| USB-C Ports | 2 |
| USB Input | 110–240V~, 50/60Hz, Max. 1.0A |
| USB-C Output | Up to 35W per C port |
| USB-A Output | A1: 5V/1A, Max. 5W |
| USB-A A2 Output | Up to 27W |
| Cable Length | 1.5m |
| Protection | Overload Protection |
| Application | Indoor Dry Areas |
| Installation | Portable / Desktop / Floor |
| OEM | Available |
| ODM | Available |
| Custom Packaging | Available |
| Custom Cable Length | Available |
| Custom Logo | Available |
Important Load Requirement
Total AC load shall not exceed 2500W.
The product should only be used in dry indoor areas and should not be connected to another extension lead or power strip.
Why Choose TISDLIP?
20+ Years of Manufacturing Experience
Experienced manufacturer specializing in power cords, extension leads, power strips and related electrical components.
OEM & ODM Capability
From product configuration to packaging, we provide flexible customization for different markets.
Quality-Focused Manufacturing
Production and quality control processes are designed to support stable product quality for international B2B customers.
Multiple International Certifications
Our product portfolio supports various international certification requirements, including ETL, VDE, UL, SAA, CE, UKCA, PSE, RoHS and REACH, depending on the specific product and market.
Frequently Asked Questions
1. What is the rated power of the UNS-843 tower extension lead?
The UNS-843 is rated at 10A 250V~, with a maximum total load of 2500W.
2. How many AC outlets does this power tower have?
The product features 4 AC power outlets.
3. How many USB ports are included?
It has 2 USB-A ports and 2 USB-C ports, providing four USB charging interfaces.
4. What is the maximum USB-C output?
Each USB-C port supports output configurations up to 35W, depending on the connected device and charging conditions.
5. Can the product be customized?
Yes. TISDLIP supports OEM and ODM customization, including logo, cable length, plug configuration, product color, packaging and other project requirements.
6. Can you customize the cable length?
Yes. The standard cable length is 1.5m, while customized cable lengths can be discussed according to order requirements.
7. Is this tower extension lead suitable for outdoor use?
No. The specified UNS-843 model is designed for dry indoor areas only.
8. Can I connect this power strip to another extension lead?
No. The product should not be connected to another extension lead or power strip.
9. What is the minimum order quantity?
MOQ can be discussed according to the customization requirements, packaging and order quantity.
10. Can you provide samples?
Yes. Samples can be arranged for product evaluation before bulk production.
11. Do you provide customized packaging?
Yes. We can support customized packaging and private-label requirements for B2B customers.
12. Are certifications available?
Certification availability depends on the exact product configuration and target market. Please contact our sales team for the applicable certification documents.