PCIe 4.0 X4 Slot Expander - M.2 NGFF to PCI-Express Adapter for Motherboards with Limited PCIe Slots, SATA 15Pin Power

When your motherboard’s PCIe slots are insufficient, fully occupied by graphics cards, sound cards, or other devices, or when dealing with mini PCs and industrial equipment that only have M.2 interfaces without PCIe slots, this M.2 NGFF to PCIe 4.0 X4 expansion card becomes your ultimate interface expansion solution, effortlessly breaking through device connection limitations.Equipped with the high-speed PCIe 4.0 X4 standard, it delivers a theoretical transmission bandwidth of up to 64Gbps, fully unleashing the performance potential of PCIe 4.0 devices. When paired with compatible equipment such as high-speed storage drives or professional network cards, it enables ultra-fast data transfer, significantly boosting work and usage efficiency. Additionally, the product supports backward compatibility with PCIe 3.0/2.0 versions, eliminating concerns about compatibility with older motherboards and ensuring broader adaptability.In terms of craftsmanship and design, the product features a high-quality black PCB board with an immersion gold finish and clear white silkscreen. This not only provides excellent oxidation resistance and stable electrical performance to ensure precise and reliable signal transmission—extending the product’s service life—but also boasts a sleek and aesthetically pleasing appearance. With a slim and compact size of 80mm × 22mm × 0.8mm, it easily fits into space-constrained installation environments such as small chassis and industrial control equipment, eliminating worries about installation space.For power supply, the expansion card is equipped with a SATA 15Pin Power interface, which provides continuous and stable power support for the card itself and connected PCIe devices. This effectively prevents device freezes, crashes, or other abnormalities caused by insufficient power, ensuring stable and reliable operation even under full load conditions.Whether you’re an individual user upgrading desktop hardware to meet multi-device connection needs, expanding functional interfaces for small form factor (SFF) PCs, or supplementing PCIe interfaces for industrial control equipment in industrial scenarios, this expansion card precisely meets your requirements. With stable performance and wide adaptability, it offers a high-quality solution for interface expansion across various scenarios. Product Specifications & Technical Parameters 1.Core Function: Converts M.2 NGFF interface to PCIe 4.0 X4 interface 2.Transmission Standard: PCIe 4.0 X4, theoretical bandwidth 64Gbps, backward compatible with PCIe 3.0/2.0 3.Dimensions: 80mm (Length) × 22mm (Width) × 0.8mm (Thickness) 4.PCB Craftsmanship: Black PCB board, white silkscreen, immersion gold process 5.Power Supply: Equipped with SATA 15Pin Power interface 6.Application Scenarios: Desktop computer upgrades, small form factor (SFF) PC expansions, industrial control equipment interface extensions, etc.

• High-Speed Transmission Performance: Adopts PCIe 4.0 X4 specification with a theoretical bandwidth of up to 64Gbps, which can fully unleash the high-speed potential of PCIe 4.0 devices. It enables ultra-fast data transmission when paired with compatible devices, while supporting downward compatibility with PCIe 3.0/2.0 versions for adaptability to more motherboards and equipment.
• Precise Conversion Function: Realizes stable conversion from M.2 NGFF interface to PCI-E X4 interface, perfectly solving the expansion needs of insufficient or occupied PCIe slots on motherboards, or devices with only M.2 interfaces but no PCIe interfaces. It provides a connection channel for PCIe devices such as network cards, capture cards, and high-speed storage.
• Premium Craftsmanship and Design: Features a black PCB board made with immersion gold process and white silkscreen. It not only has strong oxidation resistance and stable electrical performance to ensure reliable signal transmission, but also boasts a concise and aesthetic appearance. The slim and compact size of 80x22x0.8mm is suitable for space-constrained devices such as small chassis and industrial computers.
• Stable Power Supply Guarantee: Equipped with a SATA 15Pin Power interface, it can provide continuous and stable power support for the expansion card and connected PCIe devices, avoiding abnormal device operation caused by insufficient power supply and ensuring stable operation of devices under full load conditions.
• Wide Scene Adaptability: Suitable for various scenarios including desktop computer upgrades with scarce PCIe slots, function expansion of small form factor (SFF) PCs, and interface expansion of industrial control equipment. It meets the hardware upgrade needs of individual users and the expansion needs of industrial-grade devices.