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QSFPTEK 40G QSFP+ Module LC Single-Mode Transceiver 40GBASE-LR4 for Arista Networks QSFP-40G-LR4, 4 CWDM Lanes, 10km, with DDM
✅ In stock
F
Grade
Analysis Confidence
48%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 23, 2026 5:03 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
QSFPTEK Store
Product Details
✓Compatible for Arista Networks QSFP-40G-LR4. 40G Ethernet, 4 CWDM lanes: 1270nm, 1290nm, 1310nnm, 1330nm. Duplex LC connector, support DDM, up to 10km.
✓40G QSFP+ Single-Mode Transceivers: Compliant to the IEEE 802.3ba standard, SFF 8436 and QSFP Multisource Agreement (MSA). Working temperature: 0℃ ~ +70℃, Tx Power(dBm): -7 ~ +2.3, Rx Sens.(dBm): ＜ -13.7.
✓Easy to use: Plug and play, hot-pluggable. DDM support: DDM allows you to monitor the critical information, to find out some potential problems. Widely used in fiber switches, routers, NIC, server or other fiber optic equipments with 40Gb QSFP+ ports.
✓High quality: We always strictly control product quality, every module had been individually tested on switches before shipping, customers can rest assured to buy.
✓After-sales Service: 30-day free return, 3-year warranty, lifetime technology support. We offer many compatible options, If you are not sure about the compatibility of your device, please feel free to email us. QSFPTEK is a manufacturer of SFP module, customized service is available.
⚙️ Specifications
3.94 x 1.77 x 0.71 inches
1.06 ounces
QSFPTEK
B07Y1M4NBW
QT-QSFP+-LR4-Arista
Computer Networking Transceivers
Product Dimensions
3.94 x 1.77 x 0.71 inches
Item Weight
1.06 ounces
Manufacturer
QSFPTEK
ASIN
B07Y1M4NBW
Item model number
QT-QSFP+-LR4-Arista
Best Sellers Rank
Computer Networking Transceivers
Date First Available
September 17, 2019
Sold By
QSFPTEK Store
