This is a 40-pin female-to-female IDE flat ribbon cable, length 30cm, fully compatible with ATA33 parallel IDE hard disk drives, optical drives and industrial control motherboard IDE interfaces. Standard 40-line gray flat wire with red edge pin 1 marking, stable parallel data transmission, flexible foldable design for internal computer cabinet wiring and industrial equipment connection.
40Pin Female to Female Dual Socket Design: Directly extend IDE parallel ports without extra adapters, compatible with all standard 40P IDE male headers.
Standard ATA33 Parallel Transmission: Supports ATA33 IDE hard disk, CD-ROM, DVD-ROM, industrial IDE equipment data communication.
Clear Red Edge Pin 1 Identification: Red stripe marks pin No.1 to avoid reverse plugging damage to hard drive or mainboard.
Soft Foldable Flat Ribbon Wire: Thin flexible gray ribbon cable, easy to arrange and hide inside PC case, saves cabinet space.
Stable Signal Transmission: Neatly arranged parallel conductors reduce signal crosstalk, reliable data transfer without read/write errors.
Wide Compatibility: Works with IDE parallel hard disk, CD/DVD optical drive, industrial control board, old desktop PC mainboard IDE interface.