NEC 21EOW Engineering Wire Communication

( Brand: Nec ), ( Manufacturer Part Number: 21EOW ), ( Part Type: Wire )

Review NEC Vintage Engineering Order Wire Communication

NEC 21-EOW Engineering Wire - Communication Grade, Type EW-1989

The NEC 21-EOW Engineering Wire, Communication Grade, Type EW-1989 is a premium quality telecommunications cable designed for use in various engineering applications. Manufactured by NEC Corporation, this wire boasts a rich history, having been produced in 1989.

This engineering wire is made with high-purity copper conductors, ensuring excellent electrical conductivity and reliability. The insulation material used is cross-linked polyethylene (XLPE), which offers excellent electrical insulation properties, resistance to moisture, and flexibility. The overall construction of the cable is robust and flexible, making it suitable for use in various engineering and telecommunications applications.

The NEC 21-EOW Engineering Wire is designed to meet the Communication Grade requirements, ensuring that it meets the highest standards for data and voice transmission. The wire features a twisted pair configuration, which helps to reduce electromagnetic interference and improve signal quality. The individual conductors are also individually insulated, providing additional protection against crosstalk and other external interference.

The outer jacket of the NEC 21-EOW Engineering Wire is made of a tough and durable material, designed to protect the conductors from physical damage and environmental factors. The cable is also flame retardant, making it a safe choice for use in various engineering and telecommunications applications.

The NEC 21-EOW Engineering Wire, Communication Grade, Type EW-1989 is available in various lengths and can be terminated with a variety of connectors to suit different applications. It is suitable for use in telecommunications rooms, data centers, and other engineering applications where reliable and high-quality communication is essential.

In summary, the NEC 21-EOW Engineering Wire, Communication Grade, Type EW-1989 is a premium quality telecommunications cable that offers excellent electrical conductivity, reliability, and flexibility. Its robust construction, combined with its ability to meet the highest communication grade standards, makes it an excellent choice for various engineering and telecommunications applications.

NECA (National Electrical Contractors Association) 21EOW Engineering Wire Communication, manufactured in 1989, is a type of shielded twisted pair communication cable used for transmitting data, power, and control signals in various industrial automation applications. Like any other product, this wire comes with its advantages and disadvantages.

1. Shielding: The primary advantage of 21EOW Engineering Wire Communication is its shielding. The cable is enclosed in a foil or braided shield that protects the data signals from electromagnetic interference (EMI) and radio frequency interference (RFI), which is crucial in industrial environments where such interferences are common.

2. Twisted Pair Design: The twisted pair design of the cable minimizes the electromagnetic interference between the wires, improving the overall signal quality and reliability.

3. Flexibility: The cable's flexibility makes it suitable for use in applications where the cable may need to be bent or twisted, such as in industrial automation systems or control panels.

4. Longer Service Life: The 21EOW Engineering Wire Communication's shielding and twisted pair design contribute to its longer service life, which can help reduce maintenance costs and downtime in industrial applications.

1. Cost: Compared to modern communication cables, the 21EOW Engineering Wire Communication may be more expensive, especially considering its age.

2. Limited Data Transfer Rates: Older communication cables like the 21EOW have limited data transfer rates, which may not be suitable for applications requiring high-speed data transfer.

3. Limited Compatibility: The 21EOW Engineering Wire Communication may not be compatible with the latest industrial automation systems and control equipment, which could limit its potential applications.

The NECA 21EOW Engineering Wire Communication, manufactured in 1989, offers several advantages, such as shielding, twisted pair design, flexibility, and longer service life. However, it also comes with some disadvantages, including cost, limited data transfer rates, and limited compatibility.

Based on the advantages and disadvantages discussed, the 21EOW Engineering Wire Communication may still be a suitable option for certain industrial applications where EMI and RFI protection is crucial, and where high-speed data transfer is not a significant requirement. It may also be a cost-effective solution for retrofitting older industrial systems where the existing wiring infrastructure is already in place.

However, for applications that require high-speed data transfer, newer communication cables with higher data transfer rates and greater compatibility with modern industrial automation systems and control equipment would be a better choice. Ultimately, the decision to use the 21EOW Engineering Wire Communication depends on the specific requirements of the application and the available budget.

Details:

Vintage NEC 21EOW Engineering Order Wire Communication, item is used and came from a working environment. Some sort of communication device, no wires/cords included.

part #: 21eow price

• $85.00

specifications tecomsy:

• brand: Nec
• mpn: 21eow
• part type: Wire

shipping tecomsy:

• cost: $21.99
• transit: 4-9 Days
• service: Economy
• type: Fixed
• class: Economy

offer tecomsy:

• availability: In Stock
• best offers: True
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: May 18, 2025

general tecomsy:

• Office > Telecom Systems > Other Telecom Systems
• condition: Used

seller tecomsy:

• city: Webster, New York
• rating: 98.9%
• # reviews: 943

payments tecomsy:

• wallet: Google-pay
• credit card: Mastercard
• other

returns tecomsy:

• paid by: Buyer
• time: 14 Days
• method: Money back
• policy: Returns Accepted

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