MagHub Quad Max 18.5" Portable Screen Extender

Sale price$999.00 USD Regular price$1,299.00 USD
Save 23%

Four-Screen Workspace: Add three external displays to your laptop and keep more of your work in view.

Triple 18.5″ Full HD IPS Displays: View charts, documents, and timelines across three expansive 1920 × 1080 screens.

Keep Your Workflow Together: Work on your main task while references, tools, and calls stay visible alongside it.

Foldable Workspace: Fold the displays together for carrying between home, office, and client sites.

Mac & Windows Compatibility: Supports compatible laptops with the required display driver and external power connection.


Size: 18.5"
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Free GaNHub 67W charger with UK, EU and AU travel adapters
FREE GIFT INCLUDED

67W GaN Charger Kit

GaNHub 67W Charger + UK / EU / AU Travel Adapters

Packed with every Quad Max. No code or selection required.

Fast Free Shipping
On orders over $100.
14-Day Returns
Returns within 14 days.
International Warranty
1-year warranty, valid worldwide.
American-born Brand
Premium quality guaranteed.

Support & Policies

Customer Support

Have questions? The INVZI support team is ready to assist you. Contact us anytime, and we’ll respond promptly. Live chat is available weekdays, 9:00 AM to 5:00 PM PST.

Need help finding the right setup? Reach out to us via the email contact form on our website or chat directly with one of our support agents.

Shipping Information

We proudly ship INVZI products worldwide to over 100 countries. Enjoy free shipping on all orders over $100 during our current promotion.

Standard delivery typically takes 6-10 business days. We partner with trusted global carriers like DHL, FedEx, YunExpress,and UPS to ensure a secure, fully tracked delivery experience for your monitors and gear.

Track Your Order

Once your INVZI order is dispatched, you’ll receive a confirmation email containing your tracking number and a direct link. You can track your package directly on the courier's website. We’ll also notify you once your shipment is out for delivery.

(If you don’t see tracking details in your inbox, please double-check your spam folder.)

Returns & Refunds

For purchases made directly through the official INVZI website, we offer a 14-day return policy from the date of delivery. Accessories purchased separately may also be returned within 14 days. The $49 display-product deduction does not apply; the customer covers actual return shipping unless the return is due to an INVZI error or product defect. If you purchased your INVZI gear through an authorized third-party retailer, please contact them directly for return instructions.

If the product isn't the right fit, you may request a return within 14 days even if it has been opened for reasonable setup or testing. A $49 return shipping and handling deduction applies to non-defective display returns.

Please note: Confirmed defects, shipping damage, wrong items, missing included accessories, and cases caused by inaccurate INVZI compatibility guidance are handled at no return cost to you.

Warranty

Every INVZI product is backed by a comprehensive one-year warranty covering any manufacturing defects. If you experience a confirmed manufacturing defect within this period, contact our support team for troubleshooting, repair, replacement, or refund depending on the issue and applicable law.

INVZI Global Flagship

Meet the **18.5" Portable** Triple Screen.

Turn your laptop into a ##four-screen## workstation with INVZI’s ##largest## and most ##powerful## MagHub display.

INVZI MagHub Display

Showcased at CES 2026

MagHub Quad Max was showcased at CES 2026 in Las Vegas, where it attracted strong interest from media, creators, and industry professionals. Many attendees were drawn to its 18.5″ triple-screen foldable design, highlighting the demand for larger, more immersive portable workspaces. The feedback we received reinforced our belief that MagHub Quad Max delivers a new standard for portable productivity.

Showcased at CES 2026
KICKSTARTER SUCCESS

Backed by 393 early supporters on Kickstarter

Before MagHub Quad Max reached the INVZI store, it was backed by 393 early supporters on Kickstarter, raising $343,221 to bring the 18.5-inch quad-screen workstation to life.
393
Backers
$343,221
Pledged
100%
Successfully Funded
Now available directly from INVZI.
Project We Love
MagHub Quad Max 18.5" Portable Monitor - INVZI
WHY MAGHUB QUAD MAX

Because serious work needs more than one small screen.

MagHub Quad Max turns your laptop into a larger, more capable workstation, giving you the space to compare, monitor, present, and create without constantly switching windows.

MagHub Quad Max 18.5" Portable Monitor - INVZI

18.5" Larger Workspace

Each display gives you more room than typical portable extenders, making charts, timelines, documents, and dashboards easier to read.

Four-Screen Productivity

Add three external displays to your laptop and keep your key workflows visible at the same time.

Built for Mobile Setups

Fold it down, pack it up, and bring a full multi-screen workstation to offices, hotels, client sites, or temporary workspaces.

Designed for Focused Workflows

Ideal for finance, development, content creation, meetings, and anyone who needs reference, communication, and main work views open together.

HOW IT EXPANDS

One laptop. Four screens. One complete workspace.

Set up a larger workspace wherever you work. Unfold MagHub Quad Max, connect your laptop, adjust the screens, and keep every part of your workflow visible.
1

Unfold the displays

Open the three 18.5" screens around your laptop to create a wider command center.

2

Connect with a guided setup

Use the included cable setup and quick-start guide to bring all three external displays online with an organized desktop layout.

3

Adjust your viewing angle

Position each screen for meetings, monitoring, comparison, or immersive focus.

4

Work across four screens

Keep your main task, references, communication, and dashboards visible at the same time.

18.5" DISPLAY ADVANTAGE

More room for real work.

Each 18.5" Full HD display gives you more room to read, compare, monitor, and create than smaller portable extenders, so your workspace feels less cramped and more capable.

3 × 18.5" Full HD displays
Larger viewing area than typical 14" and 15.6" portable extenders
Easier to view dashboards, timelines, spreadsheets, charts, and meeting windows
Built for people who need real workspace, not just extra panels

Screen size comparison

14"

Compact

15.6"

Standard

18.5"

MagHub Quad Max

MagHub Quad Max 18.5" Portable Monitor - INVZI
1+3 DISPLAY WORKSTATION

**Brilliant visuals** across every screen.

Experience crisp ##Full HD## detail across three expansive ##18.5"## displays, with ##IPS## viewing clarity built for charts, timelines, documents, video calls, and long work sessions.

Technical Specifications

Highlights
Highlights

Product Type: Portable quad-screen laptop workstation

Display Setup: 1 laptop screen + 3 external displays

Screen Size: 18.5 inches

Resolution:
1920 × 1080 Full HD

Panel Type: IPS

Aspect Ratio: 16:9

Color: Dark Gray

Best For:
Trading, coding, content creation, meetings, and mobile workstations

Product Information
Product Information

Product Name: INVZI MagHub Quad Max

Screen Configuration: Triple external display extender for laptop

Body Color: Dark Gray

Use Case: Turns one laptop into a four-screen workstation

Design: Foldable, portable multi-screen expansion system

Response Time: 25
ms

Display
Display

Screen Size: 18.5 inches

Resolution: 1920 × 1080 Full HD

Panel Type: IPS

Aspect Ratio: 16:9

Display Quantity: 3 external displays

Viewing Angle: Wide-view IPS display

Display Layout: Left screen + top screen + right screen

Visual Angle: 178° (H: 89° / V: 89°)

Rotation Angles: Left/Right Screens (0°- 360°), Top Screen (0°- 180°)

Auto-Sensing Mode: Yes (Top screen automatically rotates content when flipped down)

Connectivity & Power
Connectivity & Power

Connection: Included cable setup

Power: External power required for full multi-screen use

Setup: Guided setup with quick-start instructions

Cable Management: Designed for a cleaner multi-screen desktop setup

Compatible Operating System
Compatible Operating System

Operating Systems: macOS & Windows

macOS Versions: macOS 2019 or later

Apple Processors: Fully supports M1, M2, M3,M4,M5chips
[Download macOS Driver]

Windows Versions: Windows 10, Windows 11 (Note: XP, 7, and 8 are not supported)
[Download Windows Driver]

Software Requirement: Yes. Driver installation required via included USB Flash Drive or download.
[Download User Guide]

OSD Menu & Audio
OSD Menu & Audio

Physical Controls: 6 dedicated buttons

OSD Features: Independent Brightness control (+ / -) for Left, Right, and Top screens

Audio / Speakers: No built-in speakers

  • 5 stars: 73 (74%)
  • 4 stars: 21 (21%)
  • 3 stars: 4 (4%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
L
Lilliana C.
Documentation navigation

I found the product page easily but had to look around for the manual again. A consistent resources link would make ongoing use simpler.

A
Adrian P.
Resolution clarity

The explanation of the connection sequence helped me find the step I had missed. Clear instructions mattered more than a long technical answer.

N
Nina D.L.
Return information

Before ordering, I want to understand the return process and any applicable costs if the setup doesn't suit my workspace.

B
Blake S.
Troubleshooting relevance

I received general setup instructions when my question was about one screen not appearing. I wanted help with the specific symptom.

K
Katelyn P.
International travel

Before a trip, I want to confirm the supplied charger's electrical ratings and plug arrangement for the destination.

J
Jared L.
Screen cleaning

I need cleaning guidance that covers both the screens and the folded storage surfaces. I don't want to use the wrong material.

S
Serena W.
Joint resistance

A folding joint felt firmer than I expected. I didn't want to force it, so I looked for instructions showing the intended movement.

E
Ethan V.
Packing sequence

Disconnecting and packing the accessories is part of the routine. I keep them together so the next setup doesn't begin with a cable search.

M
Melanie P.
Replacement cable access

I would like a model-specific replacement cable link. Searching through similar-looking accessories is confusing.

M
Mason B.
Included items

A clear photo of everything in the box would make it easier to check the package when it arrives.

C
Camila S.
Heat concern

The housing felt warm during a long session. I wanted guidance on normal operation and when to contact support.

C
Caleb S.
Desk vibration

I noticed movement while typing and wasn't sure whether the desk or the display support was responsible. I would like a checklist for positioning it.

E
Evelyn C.
Stand setup

I want to know how to confirm the rear support is positioned correctly before adjusting the screens.

W
Wyatt F.
Laptop charging question

Does powering the display also charge my laptop in my setup? I need that answered explicitly rather than inferred from the words USB-C or power delivery.

A
Avery M.
Charger replacement

If I misplace the supplied charger, I need clear replacement requirements. The connector shape alone doesn't tell me what to buy.

T
Travis B.
Cable routing

The connections worked, but getting the cables out of my mouse area took some rearranging. A practical desk photo would be helpful.

L
Lydia S.
Cable identification

I have several USB-C cables in my bag. I want an easy way to identify the correct one for this setup instead of trying them at random.

G
Garrett H.
External power expectation

I understood that external power was needed, so I planned my workspace around an outlet. The product photos should make that connection visible too.

C
Carly J.
Purchase decision

I'd like to see someone use ordinary work applications throughout a full setup demonstration. That would help me decide more than another list of occupations.

L
Logan A.
Flexible rooms

I move between a home office and a temporary project room. A setup I can pack away matters more to me than having the smallest possible travel kit.

S
Sabrina R.
Busy versus useful

Filling every display made my workspace feel busy. Leaving an unused screen out of my window layout helped me concentrate.

M
Mitchell R.
Field work constraints

I work away from the office, but not always somewhere with a desk and power. This would only cover part of my travel routine.

K
Kendra E.
Team purchasing

Before buying several, I'd have one person test the setup with the software and laptops our team actually uses.

A
Austin P.
Task switching

Keeping a reference visible reduces the need to find that window again. I can't put a reliable number on how much time it saves.

H
Hailey D.
Too many screens

I thought more displays would automatically improve my workflow. I still had to decide which applications belonged where.

S
Seth W.
Existing desktop comparison

My fixed office monitors already work well. The reason to consider this is travel between locations, not replacing everything at my desk.

V
Valerie S.
Value for occasional use

I like the idea, but I'd only use it a few times a month. That makes the price harder for me to justify.

D
Dustin M.
Customer demonstrations

I need to check what the audience can actually see before using this for a demonstration. My own ideal viewing position may not work for people across the table.

N
Naomi N.
Monitoring versus action

Dashboards benefit from staying visible. For work that needs my full attention, I still focus on one main screen.

B
Bradley C.
Research workflow

Articles, analysis output, and a draft can each stay open. That suits my research process more than dividing one application across every screen.

I
Isabel G.
Video calls

It's easier to keep my notes nearby during a call, but I have to remember where the camera is so I'm not constantly looking away.

Z
Zachary W.
Online teaching

I would put lesson notes and class chat on separate screens. I also need to practice selecting the correct screen before sharing.

K
Kaitlyn F.
Design review

Keeping the brief visible while reviewing layouts is useful. Extra display area doesn't replace checking the final design on the intended device.

Unleash Ultimate Productivity Anywhere

Transform your laptop into a four-screen workstation with three expansive 18.5-inch FHD displays.

Command a True Four-Screen Workspace Anywhere

The MagHub Quad Max expands your laptop with three additional 18.5" FHD displays, giving you the space to manage charts, calls, documents, dashboards, and creative timelines without constant window switching. Built for complex workflows, it turns a single laptop into a full-scale command center in seconds.

Built for Executives, Traders, and Creators on the Move

From hotel suites and coworking spaces to client offices and home workstations, the MagHub Quad Max is designed to travel with mobile executives and power users. Its sleek foldable structure fits into a briefcase, while USB-C connectivity makes setup fast and efficient. Driver installation required for quad-display functionality.

Premium Design Meets Professional Compatibility

With a minimalist build, durable construction, and three expansive 18.5" high-definition screens, the MagHub Quad Max brings a polished multi-display experience to any workspace. Optimized for Windows, macOS, and professional-grade laptops, it delivers the clarity, scale, and refined aesthetic expected from a high-end portable workstation.

FAQ

Our customer support is available Monday to Friday: 8am-8:30pm.Average answer time: 24h