TELLABS 81.5514DD Module PM1D

( Brand: Tellabs ), ( Manufacturer Part Number: 81.5514DD ), ( Model: PM1D ), ( Part Type: Module )

Review TELLABS Module Read Full

The TEL 81.5514DD PM1D module is a versatile and powerful device designed for use in telecommunications networks. This module is specifically engineered to support the Distributed Power Feedback (DPF) function for power management in optical line systems.

The PM1D in the module's name signifies that it is a single-ended, current-sensing, and self-powered module. It measures the current flowing through a single fiber and provides an output signal proportional to that current. This information is then used by the DPF system to optimize the power distribution in the network and ensure efficient power utilization.

The 81.5514DD part number denotes several key features of this module. The "81" signifies that it is a part of the TEL 81000 series, while "55" indicates that it conforms to the ITU-T G.652.C and ITU-T G.657.A2 fiber specifications. The "14" signifies that the module operates at a wavelength of 1490 nm, while the "DD" signifies that it is a digital module, offering high accuracy and precision in its measurements.

The TEL 81.5514DD PM1D module is designed for easy integration into existing telecommunications networks. It has a compact form factor, allowing it to be installed in a variety of locations, and it supports industry-standard interfaces, including the SFF-8436 and SFP interfaces.

The module also features advanced temperature compensation capabilities, enabling it to maintain high accuracy and precision in a wide range of temperature environments. It is also designed to be robust and reliable, with a long operating life and high immunity to electromagnetic interference.

Overall, the TEL 81.5514DD PM1D module is an essential component for telecommunications networks that require efficient power management and accurate current sensing. Its compact size, ease of integration, and advanced features make it a valuable addition to any network infrastructure.

The Tellabs 815514DD PM1D module is a Powered by Demarcation (PBD) optics transceiver designed for use in SONET/SDH and DWDM networks. Here are some potential pros and cons of buying this module:

1. High bandwidth: The PM1D module supports data rates up to STM-16 (2.5 Gbps) and can be used for both SONET/SDH and DWDM applications.

2. Plug-and-play installation: The module is hot-pluggable, meaning it can be installed or removed from the network without powering down the system.

3. Dual fiber support: The module has two fiber ports, allowing for both input and output connections.

4. Compact design: The PM1D module is small and can be mounted in a variety of rack mounting configurations, making it ideal for space-constrained environments.

5. Flexible powering options: The module can be powered by either the Line Interface Unit (LIU) or the Power over Fiber (PoF) port, providing flexibility in powering options.

1. Cost: The Tellabs 815514DD PM1D module is a more expensive option compared to some other transceivers on the market.

2. Limited compatibility: The module is specifically designed for use with Tellabs equipment, which may limit its compatibility with other network vendors.

3. Potential for signal degradation: Long fiber lengths or substandard fiber quality can result in signal degradation, which may impact the performance of the module.

In conclusion, the Tellabs 815514DD PM1D module offers high bandwidth, plug-and-play installation, dual fiber support, compact design, and flexible powering options, making it an attractive option for SONET/SDH and DWDM networks. However, its cost and limited compatibility may be a concern for some organizations. Ultimately, the decision to purchase the PM1D module should be based on the specific requirements and constraints of your network infrastructure. If the module meets your needs and budget, it can be a valuable addition to your network. Otherwise, you may want to consider alternative transceiver options.

Details:

Tellabs, PM1D Module, 81.5514DD-REV-H 5 available, 81.5514DD-REV-G 1 Module.

part #: 815514dd prices

• $60.00-$89.99

specifications servertimber:

• brand: Tellabs
• mpn: 81.5514dd
• model: Pm1d
• part type: Module

returns servertimber:

• time: 30 Days
• policy: Returns Accepted
• method: Money back
• paid by: Seller

offer servertimber:

• options: Ship-to-home
• quantity: 2
• availability: In Stock
• sold: 0
• started: July 2, 2025
• best offers: True

shipping servertimber:

• transit: 3-7 Days
• carrier: UPS
• type: Calculated
• class: Standard, Expedited, One-day
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver
• cost: $12.84

general servertimber:

• condition: Used
• Enterprise Networking, Servers > Server Components > Server Boards

payments servertimber:

• credit card: Diners-club
• wallet: Google-pay
• other

seller servertimber:

• # reviews: 415
• rating: 98.0%
• city: Midlothian, Virginia

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