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Asus ThunderboltEX 4 (90MC09P0-M0EAY0)

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Asus ThunderboltEX 4
Main
InterfacePCIe 4x / 3.0 /
Rear panel connectors
Display Portv.1.4 / 2 x mini (IN ports) /
More features2 x USB4 40 Gbps (Thunderbolt 4)
Connectors on the board
USB connectors2 / USB 2.0 header, Thunderbolt header /
General
Additional power6-pin
ControllerIntel Thunderbolt 4 JHL8540
Official Websiteasus.com
Added to E-CatalogOctober 2025
P/N
90MC09P0-M0EAY0

The controller can be used for charging laptops and mobile gadgets with a power of up to 100W. Type-C_1 supports fast charging up to 20V/5A 100W, Type-C_2 supports fast charging up to 9V/3A 27W.
Two Thunderbolt 4 ports (USB-C connectors) with the ability to daisy-chain up to five Thunderbolt-compatible devices. DisplayPort 1.4 video output mode with 8K format support.
E-Catalog UK editor, PCI Controller Cards
Valerii Lenko, edited 31.10.2025
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Asus 2026 - new arrivals, bestsellers, and the most relevant models Asus.

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ASUS Thunderbolt 4 PCI Express Add-in Card with 100W PD Charge

Scan.co.uk
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£89.99
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ASUS ThunderboltEX 4 interface cards/adapter Internal Mini DisplayPort PCIe Thunderbolt USB 2.0 USB 3.2 Gen 2 (3.1 Gen 2) 90

  Asus ThunderboltEX 4 expansion card dual Thunderbolt 4 (USB-C) ports DisplayPort 1.4 PCIe 3.0 x4 interface &... morenbsp; - Intel-certified Thunderbolt 4 add-on card - 40 Gbps bi-directional bandwidth for superfast data transfers and video output - Dual Thunderbolt 4 ports (USB-C) with support for up to five Thunderbolt devices in a daisy chain - DisplayPort 1.4 for 8K Ultra HD support         Enable blisteringly fast speeds and any-way-up connectivity   ASUS ThunderboltEX 4 is a Thunderbolt 4 add-on card that offers 40 Gbps bi-directional bandwidth USB4 device compatibility and DisplayPort 1.4. It supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C charging for laptops.         Daisy-Chain up to 5   Thunderbolt devices per port   3 devices + 2 Thunderbolt monitors         Daisy-Chain up to 5   Thunderbolt devices per port   4 devices + 1 Thunderbolt monitor  
Quzo.co.uk
Delivery: to United Kingdom
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£91.58
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ASUS ThunderboltEX 4 interface cards/adapter Internal Mini DisplayPort 90MC09P0-M0EAY0

Enable blisteringly fast speeds and any-way-up connectivityASUS ThunderboltEX 4 is a Thunderbolt™ 4 add-on card that offers 4... more0 Gbps bi-directional bandwidth. USB4™ device compatibility. and DisplayPort™ 1.4. It supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C® charging for laptops. ASUS ThunderboltEX 4 interface cards/adapter Internal Mini DisplayPort. PCIe. Thunderbolt. USB 2.0. USB 3.2 Gen 2 (3.1 Gen 2)
Gamingkit.co.uk
Delivery: in United Kingdom
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£112.62
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ASUS ThunderboltEX 4 interface cards/adapter Internal Mini DisplayPort

ASUS ThunderboltEX 4 interface cards/adapter Internal Mini DisplayPort. PCIe. Thunderbolt. USB 2.0. USB 3.2 Gen 2 (3.1 Gen 2)... moreEnable blisteringly fast speeds and any-way-up connectivityASUS ThunderboltEX 4 is a Thunderbolt™ 4 add-on card that offers 40 Gbps bi-directional bandwidth. USB4™ device compatibility. and DisplayPort™ 1.4. It supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C® charging for laptops.
Pcnova.co.uk
Delivery: in United Kingdom
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£112.62
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Asus ASUS ThunderboltEX 4 Dual Thunderbolt™ 4 (USBC®), DisplayPort™ 1.4, PCIe® 3.0 x4 Expansion Card 90MC09P0-M0EAY0

Equip your PC with blazing fast connectivity and phenomenal power delivery using the ASUS ThunderboltEX 4 Dual Thunderbolt 4... more(USBC), DisplayPort™ 1.4, PCIe 3.0 x4 Expansion Card. With this expansion card, you can add two Thunderbolt 4/USB 3.2 Gen 2 ports and two Mini DisplayPort 1.4 outputs. Thanks to this, you can connect a wide variety of peripherals to your PC and enjoy flawless performance from each. ASUS Thunderbolt EX 4 Dual Thunderbolt 4 (USBC), DisplayPort™ 1.4, PCIe 3.0 x4 Expansion Card at a Glance: PCIe adapter card PCIe Gen 3 x4 interface Two Thunderbolt 4/USB 3.2 Gen 2 port Dual Mini-DisplayPort 1.4 video outputs Capable of facilitating up to 100W of power deliver Includes a range of internal and external cables Next Gen Connectivity With the ASUS Thunderbolt EX 4 Dual Thunderbolt 4 (USBC), DisplayPort™ 1.4, PCIe 3.0 x4 Expansion Card, your PC will feature two advanced ports for connecting your peripherals. Each Thunderbolt 4/USB 3.2 Gen 2 Type C port is capable of facilitating 40Gbps bi-directional bandwidth, making them ideal for mice, keyboards, and external storage solutions. What’s more, Thunderbolt 4 can support daisy-chaining, letting you connect up to five devices simultaneously to each port. Thunderbolt 4 can also facilitate up to 100W of power delivery for charging a laptop. Alongside these two ports, the ASUS ThunderboltEX 4 Dual Thunderbolt™ 4 (USBC®), DisplayPort™ 1.4, PCIe® 3.0 x4 Expansion Card also includes two Mini DisplayPort 1.4 outputs. As a result, you can connect a pair of high-resolution screens, as DP 1.4 supports 8K video output! Compatible Motherboards ASUS Thunderbolt EX 4 Dual Thunderbolt 4 (USBC), DisplayPort™ 1.4, PCIe 3.0 x4 Expansion Card requires a motherboard equipped with an Intel chipset to operate. Here is a list of boards that this expansion card will work with: Z590 Chipset / H570 ROG STRIX Z590-E GAMING WIFI TUF GAMING H570-PRO WIFI ROG STRIX Z590-F GAMING WIFI TUF GAMING H570-PRO ROG STRIX Z590-A GAMING WIFI PRIME H570-PLUS TUF GAMING Z590-PLUS WIFI PRIME H570M-PLUS TUF GAMING Z590-PLUS ROG STRIX B560-F GAMING WIFI PRIME Z590-A ROG STRIX B560-A GAMING WIFI PRIME Z590-P WIFI ROG STRIX B560-G GAMING WIFI PRIME Z590-P TUF GAMING B560-PLUS WIFI PRIME Z590-V TUF GAMING B560M-PLUS WIFI PRIME Z590M-PLUS TUF GAMING B560M-PLUS B560 Chipset PRIME B560-PLUS AMD B550 Chipset ROG STRIX B550-XE GAMING WIFI TUF GAMING B550-PRO ROG STRIX B550-E GAMING TUF GAMING B550-PLUS (WI-FI) ROG STRIX B550-F GAMING (WI-FI) TUF GAMING B550-PLUS ROG
Overclockers.co.uk
Delivery: to United Kingdom
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£119.99
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Asus Thunderboltex 4 Card Pci Express 2 X Thunderbolt 4 Usb-C 2 X Mini Disp 90MC09P0-M0EAY0

Asus ThunderboltEX 4 expansion card, dual Thunderbolt 4 (USB-C) ports, DisplayPort 1.4, PCIe 3.0 x4 interface Intel-certified...
OnBuy.com
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£157.16
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PCI Controller Card Asus ThunderboltEX 4