United States
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
QSFPP-40GE-SR4-B
Original Stock
Ready to Ship
10-pack QSFP+ 40GE SR Bundle
FEATURED DEAL
Featured Deal
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:
QSFPP-40GE-SR4-B
- Description:
- 10-pack QSFP+ 40GE SR Bundle
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 991426902361
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 90
- List Price:
$393.00
- Price:
$175.0055.5% off
Quantity:
1
100% Genuine Guaranteed
Global Delivery
Business Terms / PO Accepted
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
4Global Offices
25+Distribution Points
100+Countries Served
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
- RegisteredCAGE CODE: 97UU8
- VerifiedD-U-N-S® #: 118879150
- ListedUEI: VFVEQ7Q9LH31
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
10+Years Operating
20,000+Clients Served
150K+SKUs Available
QSFPP-40GE-SR4-B Overview
QSFPP-40GE-SR4-B is a QSFP optical transceiver engineered to provide 40G Ethernet connectivity using SR4 technology for short-range transmission. It leverages multimode fiber with an MPO connector configuration and operates at an 850 nm wavelength, making it ideal for high-speed data center and enterprise network applications.
This compact module meets rigorous industry standards with precise physical dimensions for seamless integration into telecom and networking systems. Designed to support Ethernet protocols, the QSFPP-40GE-SR4-B delivers reliable performance in environments demanding efficient, short-range optical communications.
QSFPP-40GE-SR4-B price is is available on request. Get immediate quote.
Request bulk order quote for QSFPP-40GE-SR4-B for additional pricing. Browse the full category range or explore all Juniper products.
QSFPP-40GE-SR4-B Specifications
- Product Type
- Transceiver
- Brand
- Juniper
- Form Factor
- QSFP
- Data Rate
- 40G
- Connector Type
- MPO
- Wavelength
- 850 nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 100 m
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 4W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- QSFPP-40GE-SR4-B
- Height
- 0.55 inches
- Width
- 0.55 inches
- Depth
- 1.30 inches
- Weight
- 0.11 lbs
QSFPP-40GE-SR4-B Use Case
Leaf-Spine Data Center Fabric Expansion
In a hyperscale leaf-spine data center rollout, the QSFPP-40GE-SR4-B-10-pack QSFP+ 40GE SR Bundle provides high-density multimode fiber links between leaf and spine switches, leveraging MPO/MTP connectivity for seamless 4×10GE breakout or 40GE aggregation. Benefit: Delivers sub-microsecond latency, 4× the throughput of legacy 10GE, and up to 40% lower cost per gigabit while simplifying cabling and accelerating time-to-service.
High-Performance Computing and AI/ML Cluster Acceleration
Research and HPC environments interconnect GPU and CPU nodes over OM3/OM4 fiber using the QSFPP-40GE-SR4-B-10-pack QSFP+ 40GE SR Bundle to sustain full 40GbE bandwidth for large data transfers and distributed training jobs. Benefit: Reduces model training and simulation time by up to 35%, ensures deterministic throughput for data-intensive workloads, and maximizes cluster utilization.
Enterprise Campus Backbone Modernization
Global enterprise campuses upgrading their distribution and core layers deploy the QSFPP-40GE-SR4-B-10-pack QSFP+ 40GE SR Bundle to replace legacy 10GE uplinks, supporting unified communications, video conferencing and cloud-native applications. Benefit: Provides 4× bandwidth with 25% lower power consumption, consolidates fiber infrastructure, and future-proofs the network for IoT and scalable cloud services.
Speak To a Hardware Specialist in Your Region
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
Product Comparison Table 
| QSFPP-40GE-SR4-B |  QSFPP-40GBASE-LR4 |  XFP-10G-CBAND-T50-ZR |  QSFPP-40GBASE-SR4 |  QSFPP-4X10GE-LR | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | QSFP+ | XFP | QSFP | QSFP+ |
| Data Rate | 40G | 40G | 10G | 40G | 10G |
| Connector Type | MPO | LC Duplex | LC | MPO | LC |
| Wavelength | 850 nm | 1310 nm | C-Band (~1550 nm) | 850 nm | 1310 nm |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Short-Range | Long-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Multi-mode | Single-mode |
| Max Distance | 100 m | 10 km | 50 km | 150 meters | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| 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 / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | QSFPP-40GE-SR4-B | QSFPP-40GBASE-LR4 | XFP-10G-CBAND-T50-ZR | QSFPP-40GBASE-SR4 | QSFPP-4X10GE-LR |
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
L
Leonard Brooks
5
Bundle provided reliable 40G SR connectivity across multiple links.
M
Mark Ellison
5
Consistent performance on OM4 fiber.
T
Trevor Fielding
5
Good value multi pack solution.
O
Oliver Grant
4
Easy deployment.
P
Philip Norris
4
No issues encountered.
Questions & Answers
What is the QSFPP-40GE-SR4-B QSFP+ 40GE SR Bundle?
The QSFPP-40GE-SR4-B is a 10-pack of QSFP+ 40GBase-SR4 transceivers designed for short-range multimode fiber connections up to 100 meters, ideal for high-density data center deployments.
Which fiber type does the QSFPP-40GE-SR4-B support?
Each module supports OM3 and OM4 multimode fiber, delivering reliable 40 Gbps links over up to 100 meters on OM3 and 150 meters on OM4.
What is the maximum reach of the QSFP+ 40GE SR4 transceiver?
The transceiver achieves up to 100 meters over OM3 and 150 meters over OM4 multimode fiber at 40 Gbps.
Which connector type is required for the QSFPP-40GE-SR4-B?
The bundle uses MPO/MTP 12-fiber connectors on the fiber side and QSFP+ interfaces on the host side for seamless high-density deployment.
Is the QSFPP-40GE-SR4-B compatible with major switch vendors?
Yes. It is fully MSA-compliant and interoperable with leading brands such as Cisco, Juniper, Arista, Dell and HP.
Are these QSFP+ modules hot-swappable?
Yes. They support hot swapping, allowing insertion or removal without affecting system operation or requiring a power cycle.
What is the power consumption per transceiver?
Each QSFP+ 40GE SR4 transceiver consumes ≤2.5 Watts, ensuring low power draw and efficient cooling.
How do I install the QSFP+ 40GE SR4 transceiver?
Align the module with the QSFP+ cage, slide gently until it clicks, then attach MPO/MTP fiber cables observing correct polarity.
Does the bundle include fiber patch cables?
No. The QSFPP-40GE-SR4-B bundle includes ten QSFP+ modules only; MPO/MTP fiber cables are sold separately.
What warranty covers the QSFPP-40GE-SR4-B bundle?
All modules come with a lifetime warranty, free advanced replacement and 24/7 technical support for maximum uptime.
What operating temperature range do these modules support?
They operate reliably between 0 °C and 70 °C ambient temperature, suiting standard data center environments.
Can these modules support 4×10G breakout configurations?
Yes. When paired with an MPO-to-4×LC breakout harness, each QSFP+ 40GE SR4 module splits into four 10 Gbps channels.
Are these transceivers compliant with industry standards?
Yes. They meet IEEE 802.3ba, SFF-8436 and SFF-8685 MSA specifications for 40GBase-SR4 performance.
Are the QSFPP-40GE-SR4-B modules RoHS compliant?
Yes. All modules are fully RoHS 6/6 compliant, ensuring they are lead-free and environmentally safe.
How can I monitor the health of each QSFP+ module?
Use the built-in Digital Diagnostics Monitoring (DDM/DOM) per SFF-8472 to view real-time metrics such as optical power, temperature and voltage.
Can I mix QSFPP-40GE-SR4-B with existing 40G SR transceivers?
Yes. MSA compliance guarantees interoperability, allowing seamless integration with other vendor-branded 40GBase-SR4 transceivers.