Monoprice

Monoprice 140092 12ft Extension Cord NEMA L5-20P to C19

5.0 (1 reviews)

Reliable Power Delivery for Your Critical Equipment Ensure a stable and secure power connection for your network servers and peripherals with the Monoprice 3-Prong Extension Cord. Designed for high-power connections, this 12ft cable features a NEMA L5-20P locking plug to IEC 60320 C19 connector. ...

$26.55*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Reliable Power Delivery for Your Critical Equipment

Ensure a stable and secure power connection for your network servers and peripherals with the Monoprice 3-Prong Extension Cord. Designed for high-power connections, this 12ft cable features a NEMA L5-20P locking plug to IEC 60320 C19 connector. The locking design prevents accidental disconnections, making it ideal for data centers and other environments where uptime is critical. With its heavy-duty 12 AWG conductors, this extension cord provides reliable power delivery for your most demanding devices.

Specifications:

  • Connectors: NEMA L5-20P (Male) to IEC 60320 C19 (Female)
  • Length: 12 feet
  • Wire Gauge: 12 AWG
  • Application: Computers, Servers, Monitors to PDU or UPS in Data Center

Key Features

Recommended for high-performance computers and network devices requiring higher voltage.

The NEMA L5-20P locking connector allows it to be securely plugged into a power outlet for important equipment.

Connect commercial equipment requiring high voltage, such as computers, servers, and monitors to a PDU or UPS in a data center.

Designed for high-density data environments.

This heavy-duty cable features a female IEC 60320 C19 plug on one end and a male NEMA L5-20P connector on the other end.

Specifications

Cable Length
12 feet
Male Connector Type
NEMA L5-20P
Female Connector Type
IEC 60320 C19
Application
High-performance computers, network devices, servers, monitors, PDU, UPS
Environment
High-density data environments

Pros & Cons

👍 Pros

  • Features a NEMA L5-20P locking connector, ensuring a secure and stable power connection for critical equipment.
  • Specifically engineered for high-density data environments, supporting demanding applications in professional settings.
  • Designed for commercial equipment requiring higher voltage, suitable for computers, servers, and monitors in data centers.
  • The heavy-duty construction is built to withstand the rigors of continuous use in demanding professional environments.
  • At 12 feet long, this cable offers significant reach for flexible placement of power-hungry devices.

👎 Cons

  • The specialized NEMA L5-20P and IEC 60320 C19 connectors limit its compatibility to specific high-voltage equipment.
  • Primarily designed for commercial and data center use, it may be over-specified for typical home or office applications.
  • Its length, while beneficial for some, might lead to excess cable management issues in more confined setups.
  • The heavy-duty design, while robust, could be less flexible than standard power cords for certain installations.
  • This cable's specific voltage recommendation means it is not suitable for all general-purpose electrical devices.

Frequently Asked Questions

This extension cord is designed for high-performance computers, network devices, servers, and monitors that require higher voltage, commonly found in commercial and data center settings.
No, this cable features a NEMA L5-20P locking connector, which is not compatible with standard household or office wall outlets; it requires a specific L5-20R receptacle.
The NEMA L5-20P locking connector ensures a secure and stable connection to the power outlet, which is crucial for important and high-voltage equipment to prevent accidental disconnections.
This heavy-duty cable is specifically recommended for commercial and high-performance IT equipment requiring higher voltage and is generally over-specified for consumer electronics.
This extension cord measures 12 feet in length, providing a substantial reach for connecting equipment to PDUs or UPS systems in data centers.