How to select a SCSI cable?
Selecting a SCSI (Small Computer System Interface) cable involves understanding your specific requirements and the SCSI standards that apply to your setup. Here are the key factors to consider:
- SCSI Standard
SCSI Types: There are several SCSI standards, including SCSI-1, SCSI-2, SCSI-3, Ultra SCSI, and SAS (Serial Attached SCSI). Ensure that the cable is compatible with the specific SCSI standard your devices use.
Connector Types: SCSI cables come with various connector types, such as:
–Centronics: Common for older SCSI devices.
–68-pin: Used for Ultra SCSI and other high-speed SCSI devices.
–50-pin: Often used in older SCSI implementations.
–SAS: For Serial Attached SCSI.
–Mini-SAS: A smaller version of SAS.
- Cable Length
Maximum Length: The length of the SCSI cable can affect performance. SCSI cables come in various lengths, and longer cables might cause signal degradation. Check the maximum recommended length for your SCSI standard to ensure reliable operation.
- Cable Type
Internal vs. External: Determine if you need an internal or external SCSI cable. Internal cables are used for connections within a computer case, while external cables connect devices outside the computer.
Active vs. Passive: Active cables include electronics that help maintain signal quality over longer distances, while passive cables do not. For longer cables or high-speed applications, active cables might be necessary.
- Shielding
Shielding: High-quality SCSI cables should have proper shielding to reduce electromagnetic interference (EMI) and ensure reliable data transfer. This is especially important in environments with a lot of electronic noise.
- Connector Quality
Connector Quality: Look for cables with well-constructed connectors that provide a secure fit. Poorly made connectors can lead to connection issues and data transfer problems.
- Compatibility
Device Compatibility: Ensure the cable matches the connectors on your SCSI devices and the SCSI controller in your computer. Mismatched connectors or cable types can cause connection issues.
- Build Quality
Durability: Choose cables made from durable materials, especially if they will be subject to frequent movement or physical stress.
- Brand and Reviews
Reputable Brands: Opt for cables from well-known brands to ensure quality and reliability.
Customer Reviews: Read reviews to gauge the performance and reliability of the cable. User experiences can provide insight into how well the cable performs in real-world situations.
- Price and Warranty
Price: While price should not be the sole determining factor, extremely cheap cables might be of lower quality. Balance cost with features and brand reputation.
Warranty: Check if the cable comes with a warranty, which can offer peace of mind and protection against defects.
By considering these factors, you can select a SCSI cable that meets your specific needs and ensures a reliable connection for your SCSI devices.
MDR 14 pin male to male HPCN SCSI cable with ABS Shell and latch
MDR 20 pin male to male HPCN scsi cable with ABS Shell and latch
SCSI HPDB 100Pin Male to male cable with Metal shell with screws
SCSI-3 HPDB 68Pin Male to male cable with PVC Molding and screws
About Shenzhen STC Electronic Co., Ltd
STC-CABLE is an industry-leading manufacturer of high-performance cabling and connectivity solutions. Founded in 2008, STC provides end-to-end connectivity solutions serving a variety of markets–including corporate, digital signage, education, healthcare, home theater, and hospitality.
As a professional cable assembly factory, STC brings a complete portfolio of products and solutions including USB 2.0 Cables, USB 3.0 Cables, USB C Cables, Drive Cables, Network Cables & Adapters, Audio & Video Cables, Serial & Parallel Cables, Audio-Video Products, Computer power Cables internal and so on.
Leo Zhang
Sales Manager
leo@stccable.com
Tel: (86) 0755 2321 4701
(86) 134 2285 3610
www.stc-cable.com
STC Electronic (Hong Kong) Co., Limited
Shenzhen STC Electronic Co., LTD
