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by Juniper
Product Line: Juniper DPCE (Dense Port Concentrator Engine)
Product Type: DPCE-R-40GE-SFP
Original price $0.00 - Original price $414.00
Original price
$0.00 - $414.00
Current price $414.00
Title: Used

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Product Description

The DPCE-R-40GE-SFP is a Juniper network module featuring 40x 1G SFP ports with a maximum throughput per DPC of 40 Gbps, designed to enhance Ethernet services by supporting large frame sizes with MTUs of up to 9192 bytes. It operates efficiently in full-duplex mode, ensuring each port can achieve speeds up to 1 Gbps, and is powered by 6.98 A @ 48 V (335 W), with a weight of 13.1 lb (5.9 kg). This module supports a broad operating temperature range from 32°F to 104°F, accommodating environments with humidity levels between 5% and 90%, and can function at altitudes up to 10,000 ft (3048 m).

Key Feature for the DPCE-R-40GE-SFP

  • What is the maximum throughput per DPC for the 40x 1G SFP Enhanced Services DPC?
    The maximum throughput per DPC is 40 Gbps.
  • How does the 40x 1G SFP Enhanced Services DPC support Ethernet frames?
    It supports large Ethernet frame sizes with MTUs of up to 9192 bytes for enhanced performance and scalability.
  • What are the power requirements for this device?
    It requires 6.98 A at 48 V, totaling 335 W.
  • Can the 40x 1G SFP Enhanced Services DPC operate in full-duplex mode?
    Yes, each port can operate in full-duplex mode at speeds up to 1 Gbps.
  • What is the weight of the 40x 1G SFP Enhanced Services DPC?
    The device weighs 13.1 lb (5.9 kg).
  • What is the operating temperature range for the 40x 1G SFP Enhanced Services DPC?
    The operating temperature ranges from 32°F to 104°F.
  • How many Gigabit Ethernet ports does the device have?
    It has 40 Gigabit Ethernet ports.
  • What are the humidity requirements for the 40x 1G SFP Enhanced Services DPC's operation?
    Operating humidity must be between 5% and 90%.
  • What is the typical power draw for this device when using AC power?
    The typical power draw is 1860 W when using AC power.
  • What altitude can the 40x 1G SFP Enhanced Services DPC operate at?
    It can operate at altitudes up to 10,000 ft (3048 m).

Product Review

The Juniper DPCE-R-40GE-SFP provides a high-density solution with 40 Gigabit Ethernet ports, supporting up to 1 Gbps per port, which enables efficient network performance and scalability. However, its high power requirement of 335W and a substantial weight of 13.1 lb (5.9 kg) may pose challenges for deployment in environments with limited power resources or physical space. Additionally, while it supports large Ethernet frame sizes up to 9192 bytes for enhanced Layer 2 feature performance, the hardware's operational temperature and humidity ranges require careful consideration in varying environmental conditions.


The Juniper DPCE-R-40GE-SFP is a high-capacity network interface card designed to enhance the performance and scalability of Ethernet services on Juniper networking platforms. This card is equipped with 40 Gigabit Ethernet ports, each capable of operating at speeds up to 1 Gbps in full-duplex mode. This allows for a maximum throughput per DPC of 40 Gbps, providing efficient and high-speed data transfer across the network. One of the key features of the Juniper DPCE-R-40GE-SFP is its support for large Ethernet frame sizes, with maximum transmission units (MTUs) of up to 9192 bytes. This capability enhances the performance and scalability of Layer 2 features by allowing more data to be transmitted in each packet, reducing the overall number of packets required for data transfers and thus improving efficiency. The hardware specifications of the DPCE-R-40GE-SFP include a power requirement of 6.98 A at 48 V, resulting in a power consumption of 335 W. This card has a weight of 13.1 lb (5.9 kg), making it a substantial component in terms of physical build. It operates within a temperature range of 32°F to 104°F and can function in environments with humidity levels ranging from 5% to 90%. Additionally, it is designed to operate at altitudes of up to 10,000 ft (3048 m), ensuring reliable performance in various environmental conditions. The Juniper DPCE-R-40GE-SFP also boasts impressive flexibility in terms of connectivity options. It supports a wide range of Ethernet configurations, including: - Maximum 1GbE connections: 80 - Maximum 10GbE connections: 80 - Maximum 40GbE connections: 24 - Maximum 100GbE connections: 8 This versatility allows for the customization of network architectures to meet specific needs and workloads, providing the flexibility to scale up as requirements grow. Moreover, the DPCE-R-40GE-SFP is designed with power efficiency in mind. It has a typical power draw of 1860 W when connected to an AC power source ranging from 100 to 240 V AC. The efficient use of power contributes to reduced operational costs and a lower carbon footprint for the network infrastructure. In summary, the Juniper DPCE-R-40GE-SFP is a powerful network interface card that offers: -
  • 40 Gigabit Ethernet ports for high-speed data transfers.
  • Support for large Ethernet frame sizes, enhancing the efficiency and scalability of Layer 2 features.
  • A versatile range of Ethernet connectivity options to accommodate various network architectures and scaling needs.
These features, combined with its power efficiency and robust environmental tolerances, make the Juniper DPCE-R-40GE-SFP an essential component for building high-performance, scalable network infrastructures.


Item NumberJuniper DPCE-R-40GE-SFP
Product Description40x 1G SFP Enhanced DPC
Total Ports40
Peak Throughput40 Gbps
Port Type40 Gigabit Ethernet
Energy Consumption6.98 A @ 48 V (335 W)
Mass13.1 lb (5.9 kg)
Support for Oversized Ethernet FramesYes, for enhanced Layer 2 efficiency and scalability
Port SpeedUp to 1 Gbps
Communication ModeFull-duplex
Largest MTU9192 bytes
Plesiochronous Digital Hierarchy (PDH)Supported
Bandwidth per Slot480 Gbps
1GbE CapacityMaximum 80
10GbE CapacityMaximum 80
40GbE CapacityMaximum 24
100GbE CapacityMaximum 8
Minimum Operating Temperature32°F
Maximum Operating Temperature104°F
Minimum Humidity for Operation5%
Maximum Humidity for Operation90%
Operational Altitude Limit10,000 ft (3048 m)
AC Power Input Range100 to 240 V AC
Typical AC Power Consumption1860 W

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