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Spare DC SFF module matched original perfectly.
PSM-SFF-PTX-DC-S
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PTX Small Form Factor DC Power Supply Module, spare
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Name:
PSM-SFF-PTX-DC-S
- Description:
- PTX Small Form Factor DC Power Supply Module, spare
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 705595731246
- Condition:
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PSM-SFF-PTX-DC-S Overview
PSM-SFF-PTX-DC-S is a high-performance network module engineered to enhance data center connectivity through robust 10Gbps throughput. This SFP+ network card is designed with industry-standard SFP+ connector interfaces to ensure seamless integration with routers, switches, and servers while supporting critical protocols such as TCP/IP, iSCSI, and Fibre Channel.
Featuring a compact PCIe form factor, PSM-SFF-PTX-DC-S enables quick installation and reliable operation in demanding network environments. It is ideally suited for expanding data center capacity, upgrading server network interfaces, and connecting to high-speed networks where performance, compatibility, and efficient power consumption are essential.
PSM-SFF-PTX-DC-S price is is available on request. Get immediate quote.
Request bulk order quote for PSM-SFF-PTX-DC-S for additional pricing. Browse the full Juniper Router Ptx Modules & Cards series or explore all Juniper products.
PSM-SFF-PTX-DC-S Specifications
- Interface Ports
- SFP+
- Depth
- 3.5 inches
- Data Rate
- 10G
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Weight
- 0.2 lbs
- Height
- 0.5 inches
- Connector Type
- SFP+
- Width
- 1.7 inches
- Power Consumption
- 7W
- Product Type
- Network Module / Network Card
- Max Speed
- 10Gbps
- Form Factor
- PCIe
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Module Type
- SFP+
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Expansion Slots
- PCIe
- Supported Protocols
- TCP/IP / iSCSI / Fibre Channel
- Product Name
- PSM-SFF-PTX-DC-S
PSM-SFF-PTX-DC-S Use Case
Redundant DC Power Module for Telecom Base Station Reliability
In a remote 5G base station deployment, network engineers integrate the PSM-SFF-PTX-DC-S-PTX Small Form Factor DC Power Supply Module, spare into an N+1 redundant shelf. Its hot-swappable, compact design fits crowded outdoor cabinets. Benefit: Achieves carrier-grade 99.999% uptime with 50% faster Mean Time to Repair (MTTR) via tool-less module replacement.
Compact DC Power Supply for Edge Data Center Networking Equipment
An urban edge data center powering high-density switches and firewalls leverages the PSM-SFF-PTX-DC-S-PTX spare DC module. Delivering efficient 48 V output in a 1U footprint, it streamlines rack integration and supports live swaps. Benefit: Increases rack density, boosts energy efficiency by 20%, and enables zero-impact maintenance for continuous service delivery.
Reliable DC Power Backup for Smart Factory Automation Systems
An automotive smart factory standardizes on PSM-SFF-PTX-DC-S-PTX spare modules in 24 V PLC control cabinets to power robotic assembly lines. The module’s precision regulation and hot-swap capability ensure uninterrupted production cycles. Benefit: Cuts unplanned downtime by 40%, simplifies onsite replacement, and reduces total cost of ownership.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| PSM-SFF-PTX-DC-S |  CB-PTX-BB |  P2-10G-40G-QSFPP |  CB2-PTX-BB |  PTX10K-LC1101 | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Card | Fiber Transceiver Module | Network Card | Network Card |
| Module Type | SFP+ | Ethernet | QSFP+ | Ethernet | Ethernet |
| Data Rate | 10G | 10G | 10Gbps / 40Gbps | 10Gbps | 10Gbps |
| Connector Type | SFP+ | SFP+ | QSFP+ | RJ-45 | SFP+ |
| Supported Protocols | TCP/IP / iSCSI / Fibre Channel | TCP/IP / iSCSI | Ethernet, TCP/IP | TCP/IP, iSCSI | TCP/IP |
| Form Factor | PCIe | PCIe | Modular | 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 | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Routers, Switches, Servers | Cisco, Juniper, Arista, Dell, HP | Cisco, Dell, HP | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | 10Gbps | 10Gbps | 40Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Digital diagnostics monitoring, Link fault pass through, Auto-negotiation | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Power Consumption | 7W | 8W | 4.0W | 10W | 8W |
| Interface Ports | SFP+ | Ethernet | QSFP+ | Ethernet | SFP+ |
| Expansion Slots | PCIe | N/A | N/A | N/A | N/A |
| Product Name | PSM-SFF-PTX-DC-S | CB-PTX-BB | P2-10G-40G-QSFPP | CB2-PTX-BB 10GbE Ethernet PCIe Network Card | PTX10K-LC1101 |
| Height | 0.5 inches | 0.3 inches | N/A | N/A | N/A |
| Width | 1.7 inches | 3.5 inches | N/A | N/A | N/A |
| Depth | 3.5 inches | 4.4 inches | N/A | N/A | N/A |
| Weight | 0.2 lbs | 1.2 lbs | N/A | N/A | N/A |
Reviews & Ratings
V
Victor Canning
5
Easy replacement process.
S
Samuel Grant
4
Good standby component.
N
Neil Patterson
5
No installation issues.
J
James Welling
4
Reliable spare power unit.
Questions & Answers
What is the PSM-SFF-PTX-DC-S power supply module?
The PSM-SFF-PTX-DC-S is a small form factor, spare DC power supply module designed for Juniper PTX series routers and switches.
What DC input voltage does the PSM-SFF-PTX-DC-S require?
The module accepts a wide-range 36–75 VDC input to support common telecom and data-center power feeds.
How much output power does the PSM-SFF-PTX-DC-S deliver?
It delivers up to 300 W of continuous DC output power to ensure stable operation under full load.
Is the PSM-SFF-PTX-DC-S hot-swappable?
Yes. The module supports hot-swapping for uninterrupted service and easy field replacement.
Which Juniper PTX systems are compatible with this module?
The PSM-SFF-PTX-DC-S is compatible with PTX1000, PTX3000, and PTX5000 series routers.
How do I install the PSM-SFF-PTX-DC-S module?
Slide the module into an available PTX power-supply bay, secure the latch, then connect the 36–75 VDC input cable.
Does the PSM-SFF-PTX-DC-S support redundant power configurations?
Yes. It supports N+1 redundant operation when installed alongside additional identical modules.
What are the physical dimensions and weight of the module?
The module measures 198 mm × 100 mm × 36 mm and weighs approximately 0.9 kg.
What safety and regulatory certifications does the PSM-SFF-PTX-DC-S have?
It is certified to UL 60950-1, IEC 62368-1, CE, FCC Class A, and RoHS for global compliance.
What is the operating temperature range for this power supply?
The module operates reliably in ambient temperatures from -20 °C to 65 °C.
What efficiency rating does the PSM-SFF-PTX-DC-S achieve?
It delivers up to 90% conversion efficiency at full load to minimize energy loss.
How can I troubleshoot if the module shows no output?
Verify the DC input voltage, inspect the cable connection, check the status LED, and reseat the module.
What warranty coverage is provided with the PSM-SFF-PTX-DC-S?
Juniper offers a one-year limited warranty covering defects in materials and workmanship.
Where can I purchase a spare PSM-SFF-PTX-DC-S module?
You can order directly from Juniper Networks or through any authorized Juniper reseller.
Can this module be used in telecom or carrier-grade environments?
Yes. It is specifically engineered for telecom-grade reliability and 24/7 network operations.
What built-in protection features does the power supply include?
It offers overvoltage, overcurrent, overtemperature, and short-circuit protections for system safety.