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Product guide

Anker Zolo A121E 50W 4-Port USB Charger

The Anker Zolo A121E is a 50W four-port wall charger with two USB-C and two USB-A ports. Its listed output is shared across ports, so the advertised 50W maximum is not the four-port output figure.

At a glance

Four ports comprise two USB-C and two USB-A connections for charging several devices from one adapter.
The specification lists up to 30W from USB-C1 and 20W from USB-C2 when each is used alone.
Listed output is capped at 45W when three or four ports are used, despite the 50W total maximum.
Compact block design is described as suitable for travel.

Price

€16.90Save 32%

Reference price: ~~€24.90~~

Price checked: 12 Nov 2026

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Often bought together

Anker 333 USB C to USB C Charger Cable (black, 6ft) | Fast Charge for MacBook Pro, iPhone 17/16/15, iPad Pro, Samsung Galaxy,and More

€4.90

Pros and cons

Pros

Four-port layout supports charging a mix of USB-C and USB-A devices.
The listing gives specific per-port output profiles and states that USB-C1 can provide 30W when used alone.
Customers report useful multi-device functionality and positive experiences with charging speed and versatility.

Cons

Maximum output is shared. The listing specifies 45W maximum with three or four ports in use, below its 50W total maximum.

Technical specifications

22 specifications

Identity
Brand	Anker
Model	A121E

Charging and power
Maximum total wattage	50 watts
Input voltage	240 Volts (AC)
Input current	1.7 Amps
Power source	Corded Electric
Maximum four-port output	Four-Port Output 45W Max
Maximum three-port output	Three-Port Output 45W Max
Maximum two-port output	Two-Port Output 50W Max
USB-C1 single-port output	USB-C1: 5V⎓3A / 9V⎓3A / 15V⎓2A / 20V⎓1.5A (30W Max)
USB-C2 single-port output	USB-C2: 5V⎓3A / 9V⎓2.22A / 15V⎓1.33A / 20V⎓1A (20W Max)
USB-A1 / A2 single-port output	USB-A1 / A2: 5V⎓3A / 9V⎓2A / 10V⎓2A / 12V⎓1.5A (20W Max)
Protocols	PD 3.0, QC 3.0, Appel, PPS, BC 1.2, FCP, SCP, AFC
Input voltage and frequency	100 - 240V~, 50 / 60Hz, 1.7A

Ports and design
Total USB ports	4
USB 2.0 ports	2
Connector type	USB Type C
Form factor	Block
Colour	Black
Port configuration	2 USB-C ports and 2 USB-A ports

Dimensions and weight
Dimensions	2.13 × 1.26 × 1.69 in (54 × 32 × 43 mm)
Weight	3.58 oz (101.52 g)

What to know before buying

Listing details to confirm

Listing details are inconsistent: the title identifies two USB-C and two USB-A ports, the feature text agrees, but the connector-type field says USB Type C and the USB 2.0 field separately lists two ports. The input-voltage field says 240 Volts (AC), while the detailed input specification gives 100 - 240V~, 50 / 60Hz, 1.7A. The detailed four-port maximum is 45W, not the 50W total maximum. Confirm the selected listing's port and input details if these affect your choice.

What’s in the box

1 adapterIncluded
Welcome guideCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

People who want one compact adapter for several USB-C and USB-A devices.
Travellers looking for a small block charger and willing to work within the shared-output limits.

Less suited to

Anyone who needs the full 50W output while charging three or four devices at once.
Buyers who need a confirmed port or input configuration without checking the contradictory listing details.

Anker Zolo A121E 50W 4-Port USB Charger · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 959 ratings

5 stars82%82%
4 stars11%11%
3 stars3%3%
2 stars1%1%
1 star3%3%

Customer feedback highlights useful ports, multi-device charging, functionality and charging speed, with some customers also describing good versatility and value. One reported example says a Galaxy A35 went from 20% to 85% in 25 minutes, which is an individual experience rather than a guaranteed result. Durability feedback is mixed, including reports of an adapter lasting only three months. The four-port design may suit shared charging needs, but the reported durability concern is worth weighing for frequent travel or daily use.

Positive themes

Customers describe the adapter as functional and versatile for charging different devices simultaneously.
Customers report positive experiences with charging speed and value.

Negative themes

Some customers report that the adapter lasted only three months.

Mixed feedback

Durability feedback is mixed, with confidence expressed alongside reports of short service life.

Frequently asked questions

How many ports does the Anker Zolo A121E have?

The title and feature text specify two USB-C and two USB-A ports. However, another listing field describes the connector type as USB Type C, so confirm the port layout on the selected listing.

Can it deliver 50W across all four ports?

No. The detailed output information states a maximum of 45W with four ports in use. The 50W figure is the total maximum and also the stated two-port maximum.

What is the maximum output from USB-C1 when used alone?

The listed single-port profile gives USB-C1 a maximum of 30W.

What comes in the box?

The explicit contents field lists one adapter. A feature bullet also mentions a welcome guide, but it is not in the explicit contents list, so check the selected listing if that item matters.