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PVDM2-48
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48-CHANNEL PACKET VOICE/FAX DSP MODULE
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
PVDM2-48
- Description:
- 48-CHANNEL PACKET VOICE/FAX DSP MODULE
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0818249639017
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$2,400.00
- Price:
$1,089.0054.6% off
Quantity:
1
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PVDM2-48 Overview
PVDM2-48 is a high-performance Ethernet module designed for modern enterprise network infrastructures. It supports data rates up to 10Gbps through SFP+ connectors, ensuring optimal connectivity when paired with routers, switches, and servers. The module is engineered with TCP/IP protocol support and a PCIe form factor that allows for straightforward installation into existing systems.
Optimized for data center expansion and network interface upgrades, the PVDM2-48 delivers reliable and efficient performance. It features advanced functionalities such as auto-negotiation, wake-on-LAN, jumbo frame capability, and QoS, making it ideal for high-speed networking environments that demand consistent communication and low latency.
PVDM2-48 price is $1,089.00, a 54.6% saving from the Cisco list price of $2,400.00. PVDM2-48 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for PVDM2-48 for additional pricing. Browse the full Pvdm Voice/Fax Modules series or explore all Cisco products.
PVDM2-48 Specifications
- Product Type
- Network Module
- Brand
- Cisco
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 20W
- Interface Ports
- Ethernet
- Product Name
- PVDM2-48 Ethernet Module
- Height
- 1.0 inches
- Width
- 8.6 inches
- Depth
- 1.5 inches
- Weight
- 1.2 lbs
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Product Comparison Table 
| PVDM2-48 |  PVDM3-192 |  PVDM4-128 |  PVDM2-8 |  PVDM2-36DM | |
|---|---|---|---|---|---|
| Product Type | Network Module | Voice Processing Module | Network Card | Network Module / Network Card | Network Card |
| Module Type | Ethernet | DSP | Ethernet | WAN | Ethernet |
| Form Factor | PCIe | Modular | PCIe | PCIe | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 5V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Cisco Integrated Services Routers | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Voice Transcoding, Conferencing, Signaling Conversion | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 20W | 8W | 35W | 10W | 15W |
| Product Name | PVDM2-48 Ethernet Module | PVDM3-192 | PVDM4-128 High Performance Network Card | PVDM2-8 WAN Module | PVDM2-36DM High-Speed Ethernet Module |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
M
Mia White
5
The 48-channel packet voice/fax DSP module has been a fantastic solution for us. It delivers high-quality voice processing and ensures smooth communication across our network.
D
David Scott
4
The PVDM2-48 DSP module handles high volumes of voice traffic efficiently. It's fast, reliable, and has significantly enhanced our network's voice processing capabilities.
S
Sophia Green
5
This module provides solid performance for high-volume networks. The PVDM2-48 handles voice and fax traffic seamlessly, ensuring clear communication across our system.
B
Benjamin Clark
4
The PVDM2-48 module is reliable and handles large amounts of traffic without compromising performance. It's been essential for scaling our voice processing capabilities.
L
Lucas Allen
5
The PVDM2-48 has delivered great results. It's perfect for supporting high-demand voice and fax processing, ensuring smooth, efficient communication for our network.
Questions & Answers
What is the Cisco PVDM2-48 48-Channel Packet Voice/Fax DSP Module?
The Cisco PVDM2-48 is a high-density digital signal processor module that delivers up to 48 simultaneous voice or fax channels on supported Cisco ISR routers.
How many voice channels does the PVDM2-48 support?
The PVDM2-48 supports up to 48 G.711 voice channels or a configurable mix of compressed codecs based on DSP resource allocation.
What fax protocols are supported by the PVDM2-48?
It supports T.38 fax relay and G.711 transparent faxing to ensure reliable fax transmission over IP networks.
Which Cisco routers are compatible with the PVDM2-48?
PVDM2-48 is compatible with Cisco 1900, 2900, 3900, 4000, and ASR 1000 Series routers that feature PVDM2 slots.
How do I install the PVDM2-48 module?
Power down the router, insert the PVDM2-48 into an available PVDM2 slot, secure the module with the retaining clip, and then power on the device.
Can I mix PVDM2-48 modules with other PVDM models?
Yes, you can mix PVDM2-48 with PVDM2-16 or PVDM2-32 modules in the same chassis provided slot capacity and IOS compatibility are met.
What DSP features does the PVDM2-48 offer?
It provides advanced DSP features including echo cancellation, silence suppression, adaptive jitter buffering, and packet loss concealment.
Which voice codecs are supported on the PVDM2-48?
Supported codecs include G.711, G.729a/ab, G.726, G.723, and iLBC for flexible bandwidth optimization.
How is the PVDM2-48 licensed?
No separate DSP license is required; all 48 channels activate automatically upon module installation.
What is the typical power consumption of the PVDM2-48?
The module consumes approximately 7.8 watts under normal voice channel utilization.
What is the warranty period for the PVDM2-48?
Cisco provides a limited lifetime warranty for the PVDM2-48 when purchased through an authorized reseller, covering hardware defects.
Where can I purchase the Cisco PVDM2-48 module?
You can buy it via Cisco’s authorized channel partners, Cisco Online Store, or certified resellers worldwide.
How do I configure voice DSP resources with the PVDM2-48?
Use Cisco IOS global configuration mode with ‘voice dsp’ commands to allocate and assign DSP channels to dial-peers or voice ports.
Can the PVDM2-48 support conferencing or transcoding?
Yes, it supports Cisco Conference Bridge and transcoding functions within the limits of available DSP resources.
What troubleshooting steps should I follow for PVDM2-48 errors?
Verify module seating, power status, IOS compatibility, and run ‘show platform hardware dsp’ and ‘show voice dsp’ to diagnose issues.
How does PVDM2-48 improve VoIP call quality?
By offloading codecs and echo cancellation to dedicated DSP hardware, it reduces router CPU load and ensures consistent call quality.