Magnetic Peripherals 94205-051 Hard Disk Drive

Description:

The Magnetic Peripherals 94205-051 Hard Drive is a vintage 5.25-inch half-height MFM hard disk drive designed for data storage in legacy industrial computers, CNC controllers, process control systems, and early workstation platforms. Commonly installed in industrial automation equipment, manufacturing control systems, laboratory instruments, telecommunications equipment, and OEM computer systems utilizing the ST506/MFM storage interface. Maintenance technicians and system integrators use this hard drive for equipment repair, retrofit, restoration, and replacement to preserve compatibility with legacy hardware and maintain the operation of older industrial control systems. The 94205-051 is also identified as the WREN IIHH model and provides an unformatted capacity of approximately 52 MB with a formatted capacity of 43 MB.

Applications:

The Magnetic Peripherals 94205-051 Hard Drive is designed for legacy computer and industrial automation applications requiring an MFM interface. It is commonly used in CNC machines, programmable controllers, process control systems, telecommunications equipment, scientific instrumentation, and other OEM systems that rely on 5.25-inch half-height hard disk drives for reliable long-term data storage and system operation.

Technical Specifications:

• Manufacturer: Magnetic Peripherals Inc. (Control Data Corporation)
• Part Number: 94205-051
• Product Type: Hard Disk Drive
• Model: WREN IIHH
• Form Factor: 5.25 in. Half-Height
• Formatted Capacity: 43 MB
• Unformatted Capacity: 52 MB
• Interface: MFM (ST506)
• Recording Method: MFM
• Rotational Speed: 3,600 RPM
• Number of Heads: 5
• Cylinders: 989
• Sectors per Track: 17
• Bytes per Sector: 512
• Internal Data Transfer Rate: 0.625 MB/s
• Supply Voltage: +5 VDC / +12 VDC
• Application: Legacy Industrial Computer and OEM Control Systems

Common Replacements:

• CDC 94205-051 WREN IIHH
• Imprimis 94205-051 WREN IIHH
• Seagate ST251 MFM Hard Drive