part number GP-QSFP-40GE-IR4 identifies the GP-QSFP-40GE-IR4 - Force10 40Gbps 40GBase-IR4 Single-mode Fiber 2km 1310nm Duplex LC Connector QSFP+ Transceiver Module, an enterprise-grade Transceiver unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include network speed of 40 GbE, wavelength of 1310 nm, range of 2 km, features of QSFP. Typical use cases include enterprise LAN core-distribution-access architecture, hyperconverged cluster east-west traffic, SAN fabric uplinks, and replacement of EOL/EOSL networking infrastructure under existing OEM warranty contracts. Pro Disk Network maintains the GP-QSFP-40GE-IR4 in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 90-day Pro Disk Network functional warranty. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The GP-QSFP-40GE-IR4 is a enterprise-grade transceiver component with network speed 40 GbE, wavelength 1310 nm, range 2 km. Pro Disk Network sells the GP-QSFP-40GE-IR4 for $3,058.43 with same-day US shipping and a 30-day return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the GP-QSFP-40GE-IR4 are shown on this page.
Trust Signals
US-based LLC — 7345 W Sand Lake Rd, STE 210, Office 3208, Orlando, FL 32819
Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
Quick Answer: Is the GP-QSFP-40GE-IR4 compatible with my switch?
Pro Disk Network validates every GP-QSFP-40GE-IR4 against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the GP-QSFP-40GE-IR4 ship?
GP-QSFP-40GE-IR4 orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
The GP-QSFP-40GE-IR4 is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Server Uplink — 10G/25G server-to-leaf uplink — pair with matching DAC or AOC at the host NIC to avoid optic mismatch.
DCI (Data Center Interconnect) — Inter-DC routing or aggregation. LR4/LR8 transceivers for 10–80 km, ER4 for 40 km, ZR4 for coherent long-haul.
Campus Distribution — Catalyst-class campus distribution between IDF and MDF closets. PoE+ where wireless APs and IP phones share infrastructure.
Branch / Edge — Smaller form-factor switches and routers for branch sites. SD-WAN-compatible or static-VPN-attached as the architecture dictates.
What is the GP-QSFP-40GE-IR4?
The GP-QSFP-40GE-IR4 is a network interface module with network speed 40 GbE and wavelength 1310 nm, manufactured for enterprise IT deployments. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of GP-QSFP-40GE-IR4
Pros
Same-day US shipping cuts deployment downtime
Cons
Not for hyperscale ZR coherent — different SKU family
Some vendors deprecate firmware on EOL part numbers
Mismatched optic+switch firmware can require manual override
Frequently Asked Questions about GP-QSFP-40GE-IR4
Is the GP-QSFP-40GE-IR4 a genuine part?
Yes. Pro Disk Network sources every GP-QSFP-40GE-IR4 as factory-original inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Is the GP-QSFP-40GE-IR4 compatible with my switch?
Pro Disk Network validates every GP-QSFP-40GE-IR4 against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the GP-QSFP-40GE-IR4 ship?
GP-QSFP-40GE-IR4 orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the GP-QSFP-40GE-IR4?
New GP-QSFP-40GE-IR4 units carry the full manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the GP-QSFP-40GE-IR4?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Optic Coding, Vendor Lock-In, and Multi-Vendor Compatibility
For Cisco IOS, IOS-XE, and NX-OS switches, the GP-QSFP-40GE-IR4 works out-of-box if coded for Cisco; for Aruba ArubaOS-CX, code for HPE/Aruba; for Juniper Junos, code for Juniper. Pro Disk Network confirms the target vendor coding at order time and applies it before shipping. Misordered coding can be flashed in the field but the lead time is longer than ordering correctly the first time.
Bandwidth Sizing for Spine-Leaf, EVPN-VXLAN, and Hyperconverged Storage
Document optic types and bandwidth in your network drawings: SR-SR for intra-rack, LR-LR for inter-rack and DCI, ZR4 for long-haul coherent. Mismatched optic-distance ratings is the most common cause of intermittent link errors that look like cable problems but aren't.