USB Consultant Program
The USB Implementers Forum (USB-IF) facilitates the development of high-quality compatible USB peripherals (devices) and USB compliance test development.
USB enables easy and quick connections between pcs and peripherals, saving users the hassles of using an USB external card or a switch. USB can be found in almost any IT products, such as laptops, cameras, printers, keyboards, mice, displays, routers, mobile phones, and the latest consumer electronics.
Contact Our ConsultantsAllion’s USB Testing Capabilities
Allion Labs is a USB Independent Test Lab (ITL) and offers all USB related certification tests.
Allion has invested greatly in test facilities, providing a convenient, efficient, and economical test solution to ensure impeccable quality, compatibility, and interoperability of USB products. Allion’s extensive experience has paved the way for the lab to become a long-term, trusted USB ITL.
Certification Program
The USB-IF released in 2026 the newest USB4® Specification, which is now available for download on the USB-IF official website.
Certification Program Test Category：
- USB4v2：
USB4v2 Electrical Testing -
USB4v1：
USB4v1 Electrical Testing
USB4v1 DP Tunneling LL
USB4v1 CV
USB4v1 Interoperability
In March 2026, the USB-IF announced the Power Delivery Revision 3.2 Version 1.2.
In April 2026, the USB-IF released the USB Type-C® Cable and Connector Specification Revision 2.5.
Certification Program Test Category：
- USB Type-C® and USB PD：
USB4 Gen2 / Gen3 Active Cable Assemblies (LRD only, no Retimers)
USB3.2 Gen2 Active Cable Assemblies (LRD only, no Retimers)
USB PD 3.1 v1.8 / PD 3.2 E-Marker / USB4 PD E-Markers / EPR capable USB PD E-Markers
Single or Multi-Port Assured Capacity USB PD 3.1 v1.8 and PD 3.2 Silicon with PPS (sink or source) / Power Brick with PPS
USB Type-C PD 3.1 v1.8 and PD 3.2 Shared Capacity Silicon / Power Brick / Power Bank
USB PD 3.1 v1.8 and PD 3.2 Silicon / Power Brick / Power Bank / USB Type-C® only Power Brick
Single Port Product: Power Sinking Device
USB 3.2 Gen 2×2 Peripheral (USB Type-C®/ PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 3.2 Gen 2×1 Peripheral (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 3.2 Peripheral Gen 1×1 (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 2.0 Peripheral (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 3.2 Gen 2×2 Host (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product (system, motherboard, add-in card) / Silicon
USB 3.2 Gen 2×1 Host (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product (system, motherboard, add-in card) / Silicon
USB 3.2 Gen 2×1 Embedded Hosts (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 3.2 Gen 1×1 Host (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product (system, motherboard, add-in card) / Silicon
USB 2.0 Hosts (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product (system, motherboard, add-in card) / Silicon
USB 3.2 Gen 1×1 Embedded Hosts (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 2.0 Embedded Hosts (USB Type-C® / PD 3.1 v1.8 and PD 3.2): End Product / Silicon
USB 3.2 Gen 2×1 Hub (USB Type-C® / PD 3.1 v1.8 and PD 3.2)
USB 3.2 Gen 1×1 Hub (USB Type-C® / PD 3.1 v1.8 and PD 3.2)
USB 3.2 Gen 1×1 Compound Device (USB Type-C™ / PD 3.2)
USB 2.0 Hub (USB Type-C® / PD 3.1 v1.8 and PD 3.2)
USB 2.0 Compound Device (USB Type-C™ / PD 3.1 v1.8 and PD 3.2)
USB Type-C® Cable Assemblies and Connectors
Certification Program Test Category：
- Legacy USB 3.2 Gen 1 and USB 3.2 Gen 2：
Legacy USB 3.2 Gen 2 Peripheral: End Product / Silicon
Legacy USB 3.2 Gen 1 Peripheral: End Product / Silicon
Legacy USB 3.2 Gen 2 Host and Embedded Hosts: End Product (system, motherboard, add-in card) / Silicon
Legacy USB 3.2 Gen 1 Host and Embedded Hosts: End Product (system, motherboard, add-in card) / Silicon
Legacy USB 3.2 Gen 2 Hub
Legacy USB 3.2 Gen 1 Hub
Legacy USB 3.2 Gen 1 Hub Silicon -
Legacy USB 2.0：
USB 2.0 Peripheral / Host / Hub -
USB 2.0 and USB 3.0 Legacy Cables and Connectors：
USB 2.0 and USB 3.0 Legacy Cables and Connectors
The Allion Edge: Beyond PASS and FAIL
Why partner with Allion? We go beyond the “pass/fail” report to provide strategic value at every stage of your product lifecycle.
Certification Requirement Training
- Alliance Policy
- CTS Perspective
- Specification Highlight
Test Plan Creation
- EVT/DVT/PVT
- Critical Item selection
Test Specification Training
- Test Objective
- Test Method
Infrastructure Consulting
- Lab setup Requirements.
- Equipment Vendors, Models, Procurements Info.
Lab Build-up
- Logo Testbed Procurement on behalf.
- Lab Facility Setup
- Methodology Transfer
- Operation Training
Critical Items in Phases, CIP Pretest
- Identify Showstoppers during R&D
- Risks Found in Early Development Phases
- Accelerate Official Certification Timeline
Root Cause Analysis
- Deep-dive Packet Log Analysis
- Real-time Firmware Fix Verification
Ecosystem Collaboration
- Direct Chipset Vendor Support. (AMD, Intel, Microchip, RTK, TI, VIL etc.)
- Accelerated Technical issue Escalation
Test Equipment Vendor Alignment
- Synchronize with TE vendors
- Eliminate Tool-specific False Failures
Waiver Negotiation
- File Draft Waiver
- Be Official Waiver Liaison
About the USB-IF
The USB Implementers Forum (USB-IF) is a non-profit organization which supports the advancement and adoption of Universal Serial Bus technology. By providing a standard and consistent transmission specification, USB makes connections between computers and peripheral devices simple, eliminating the needs for an external card or switch.
There are a wide range of products which utilize the USB specification, including computers, cameras, printers, keyboards, mice, displays, network devices, mobile phones, and various consumer electronics.
For more information about USB-IF technologies, please refer to the USB-IF Official Website.
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