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by Cisco
Product Line: Cisco PVDM Series
Product Type: PVDM432
Sold out
Original price $0.00 - Original price $576.00
Original price
$0.00 - $576.00
Current price $0.00
Title: Surplus

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Product Description

The PVDM4-32 is equipped with 32 channels, supporting 32 low complexity, 24 medium complexity, and 16 high complexity channels, optimized for high-density voice applications. It operates within a temperature range of 0 °C to 50 °C, consumes 4.85 W of power at 3.3 V and 1.47 A, and offers advanced features such as compression, voice activity detection, jitter management, and 128 ms echo cancellation. Designed for integration into Cisco IOS environments, it fits into the integrated services card slot on the motherboard or a T1/E1 Network Interface Module (NIM), with dimensions of 0.67 in. height, 2.50 in. width, and 2.62 in. depth, and weighs 0.08 lbs.

Key Feature for the PVDM432

  • What is the maximum number of channels supported?
    The device supports up to 32 channels.
  • How does the device manage power consumption?
    It includes power-saving modes to reduce energy usage.
  • What types of complexity channels are available and in what quantities?
    There are 32 low complexity channels, 24 medium complexity channels, and 16 high complexity channels.
  • Can you detail the echo cancellation capabilities?
    The device features echo cancellation with a tail length of 128 ms.
  • What are the operating temperature limits for the device?
    The operating temperature ranges from 0 °C to 50 °C.
  • What software is compatible with this networking hardware?
    It is compatible with Cisco IOS software.
  • What are the voltage and current ratings for this device?
    The voltage rating is 3.3 V with a current rating of 1.47 A.
  • What are the physical dimensions and weight of the device?
    The device measures 0.67 in. in height, 2.50 in. in width, 2.62 in. in depth, and weighs 0.08 lbs.
  • What safety standards does the device comply with?
    It complies with several safety standards, including IEC 60950, AS/NZS 60950-1, CAN/CSA-C22.2 No. 60950-1, GB4943-95, and EN60950-1.
  • What functions does the device offer to improve network performance?
    Functions include compression, voice activity detection, jitter management, and echo cancellation.

Product Review

The Cisco PVDM4-32 stands out for its capacity to handle a diverse range of channel complexities, offering 32 low complexity channels, 24 medium, and 16 high, which aligns with high-density networking demands. However, its performance is heavily reliant on the supporting Cisco IOS and the specific platform it's integrated with, potentially limiting its versatility across different network environments. Additionally, its power efficiency is bolstered by power-saving modes, and its operational temperature range from 0°C to 50°C, alongside a comprehensive safety certification list, ensures reliable performance in varied conditions.


The Cisco PVDM4-32 is a high-density packet voice DSP module designed to enhance the capabilities of Cisco Integrated Services Routers. This module offers flexibility and scalability in voice and video deployments. The PVDM4-32 supports a wide range of voice and video codecs, providing high-quality voice services and video sessions. It is compatible with Cisco IOS software, ensuring seamless integration with existing Cisco networking solutions. This module can handle up to 32 low complexity voice channels or 16 high complexity voice channels, making it versatile for various communication needs. With 24 medium complexity channels available, it caters to a broad spectrum of voice applications. The high density of the Cisco PVDM4-32 allows for efficient utilization of network resources, making it an essential component for businesses looking to optimize their communication infrastructure. Power efficiency is a key feature of the PVDM4-32, with power-saving modes that reduce energy consumption without compromising performance. It operates within a voltage rating of 3.3 V and a current rating of 1.47 A, with a total power consumption of 4.85 W. This module is designed to function reliably in temperatures ranging from 0 °C to 50 °C, ensuring consistent performance under varied environmental conditions. The physical dimensions of the Cisco PVDM4-32 are compact, with a height of 0.67 in., a width of 2.50 in., and a depth of 2.62 in., weighing just 0.08 lbs. This compact form factor allows for easy installation in the integrated services card slot on the motherboard or a T1/E1 network interface module (NIM), providing flexibility in deployment.
  • Echo cancellation with a tail length of 128 ms ensures clear voice communication, free from delays and echoes.
  • It incorporates advanced features such as compression, voice activity detection, jitter management, and echo cancellation to optimize voice and video transmissions.
  • Safety and emission standards compliance, including IEC 60950, AS/NZS 60950-1, and EN60950-1, ensures that the module operates safely and within regulatory guidelines.
The Cisco PVDM4-32 adheres to various safety standards, including IEC 60950 and EN60950-1, ensuring that it meets international safety requirements. It also complies with emissions standards such as CISPR22 and EN55022 Class B, minimizing interference with other electronic devices. Functions like compression, voice activity detection, jitter management, and echo cancellation are integral to the PVDM4-32, enhancing the clarity and quality of voice and video communications. The module's compatibility with different homologation platforms and its system-dependent mean time between failures (MTBF) rating demonstrate its reliability and adaptability in various network environments. In summary, the Cisco PVDM4-32 is a versatile and efficient solution for expanding voice and video capabilities in Cisco Integrated Services Routers. Its support for multiple voice channels, power efficiency, and advanced voice and video processing features make it an essential component for modern communication networks.


Item Number Cisco PVDM4-32
Channel Count 32
Simple Channel Support 32
Intermediate Complexity Channel Support 24
Advanced Complexity Channel Support 16
Channel Density High
Compatible Software Cisco IOS
Energy Efficiency Modes Available
Echo Cancellation Tail Duration 128 milliseconds
Connection Interface Integrated Services Card Slot or T1/E1 Network Interface Module
Lowest Operating Temperature 0 degrees Celsius
Highest Operating Temperature 50 degrees Celsius
Electrical Voltage 3.3 Volts
Electrical Current 1.47 Amperes
Energy Consumption 4.85 Watts
Vertical Measurement 0.67 inches
Horizontal Measurement 2.50 inches
Front-to-Back Measurement 2.62 inches
Mass 0.08 pounds
Regulatory Compliance IEC 60950, AS/NZS 60950-1, CAN/CSA-C22.2 No. 60950-1, GB4943-95, EN60950-1
Capabilities Data Compression, Detection of Voice Activity, Jitter Regulation, Echo Reduction
Certification Dependence Varies by Platform
Mean Time Between Failures (MTBF) Varies by System
Radio Frequency Interference CISPR22, Class B; EN55022, Class B; CFR47, Part 15, Subpart B, Class B
Fluctuation EN61000-3-3
Harmonic Distortion EN61000-3-2

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