
Transceivers & optics
Cisco 40GBase-LR4L QSFP Module for SMF - For Data Networking, Optical Network - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable
VPN# WSP-Q40GLR4L-RF
We confirm current pricing, stock, and lead time on request.
- Free US shipping over $2,500.00
- Government Purchase Card (GPC) accepted
- Authorized Cisco partner, genuine warrantied hardware
- TAA-compliant & DoDIN APL procurement paths
- No payment up front, we confirm stock & final total
Overview
Cisco 40GBase-LR4L QSFP Module for SMF - For Data Networking, Optical Network - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable (part number WSP-Q40GLR4L-RF) is supplied by Uniqcli, an authorized Cisco partner, in the Cisco Modules category. Ethernet Technology: 40 Gigabit Ethernet.
For Data Networking, Optical Network - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable
• QSFP offers better usage with maximum efficiency and convenience • 40GBase-LR4 network technology for reliable connectivity with maximum productivity • 40Gigabit Ethernet - Designed to provide high-performance Ethernet connection while minimizing power and CPU cycles' utilization • Supports optical fiber cable for durable performance, minimal signal loss, and fast data transfers to greater distances • With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance
Key specifications: Ethernet Technology: 40 Gigabit Ethernet · Media Type Supported: Optical Fiber · Fiber Mode Supported: Single-mode · Network Technology: 40GBase-LR4 · Total Number of Ports: 1 · Connector Type: LC · Interfaces/Ports Details: 1 x LC Duplex 40GBase-LR4 Network · Application/Usage: Data Networking, Optical Network.
TAA-compliant and GPC-payable. Request a quote for current pricing, stock, and lead time.
Highlights
- QSFP offers better usage with maximum efficiency and convenience
- 40GBase-LR4 network technology for reliable connectivity with maximum productivity
- 40Gigabit Ethernet - Designed to provide high-performance Ethernet connection while minimizing power and CPU cycles' utilization
- Supports optical fiber cable for durable performance, minimal signal loss, and fast data transfers to greater distances
- With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance
- Hot-swappable form factor for added reliability and dependability
- QSFP with data networking application/usage for maximum productivity and usability
- Government Purchase Card (GPC) accepted
Cisco Cisco 40GBase-LR4L QSFP Module for SMF - For Data Networking, Optical Network - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable datasheet & specifications
Media & Performance
- Ethernet Technology
- 40 Gigabit Ethernet
- Media Type Supported
- Optical Fiber
- Fiber Mode Supported
- Single-mode
- Network Technology
- 40GBase-LR4
Interfaces/Ports
- Total Number of Ports
- 1
- Connector Type
- LC
- Interfaces/Ports Details
- 1 x LC Duplex 40GBase-LR4 Network
Technical Information
- Application/Usage
- Data Networking, Optical Network
Warranty
- Limited Warranty
- 1 Year Year
Miscellaneous
- Environmentally Friendly
- Yes
- Environmental Compliance
- Restriction of Hazardous Substances (RoHS)
- Compatibility
- MSA Compliant
Physical Characteristics
- Height
- 0.5" mm
- Width
- 0.7" mm
- Depth
- 2.9" mm
- Form Factor
- Hot-swappable
General Information
- Product Type
- QSFP
- Product Condition
- Refurbished
- Product Model
- WSP-Q40GLR4L
Frequently asked questions
How much does the Cisco 40GBase-LR4L QSFP Module for SMF - For Data Networking, Optical Network - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable (WSP-Q40GLR4L-RF) cost?
Pricing for the WSP-Q40GLR4L-RF is available on request. Send a quick quote request and a Uniqcli specialist will confirm the current price, stock, and lead time, usually within one business day. Lower pricing is available for volume, GPC, and emergency-acquisition orders.
Is the WSP-Q40GLR4L-RF TAA compliant and available for government and DoD buyers?
Yes. Uniqcli is an authorized Cisco partner and supports TAA-compliant, DoDIN APL-ready procurement of the WSP-Q40GLR4L-RF for US federal, DoD, state, local, education, healthcare, and enterprise buyers. We accept the Government Purchase Card (GPC) and can support FAR-based urgent and emergency acquisitions.
Can I buy the WSP-Q40GLR4L-RF as a single unit or in volume?
Both. Order a single WSP-Q40GLR4L-RF through the cart, or ask about lower pricing for volume orders, Government Purchase Card (GPC) purchases, and emergency or urgent (FAR-based) acquisitions. There is no payment up front: we confirm availability and the final total before invoicing.
Where can I find the WSP-Q40GLR4L-RF datasheet and specifications?
The official Cisco datasheet is available on this page (open the gated datasheet for the full PDF), and the Tech Specs section lists ports, power draw, dimensions, and licensing for the WSP-Q40GLR4L-RF.
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Buying in volume or need it on a contract vehicle?
We'll beat your current quote and handle TAA, GPC, and DoDIN APL procurement. Add to cart for self-serve, or send us the full BOM.

