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10Gtek 40GBASE-CSR4 QSFP+ MPO Multi-Mode Transceiver, 40 Gigabit MMF Optical Module for Cisco QSFP-40G-CSR4, 850nm, DDM, 300m
✅ In stock
F
Grade
Analysis Confidence
63%
Price verified Nov 8, 2026 5:17 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
10Gtek
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓40GBASE- ESR4 QSFP+ to MPO Optical 40G Ethernet transceiver module, Multimode, 4-lanes, 850-nm wavelength, 12-fiber MPO/MTP connector, 300-meter reach with OM3 fiber, 400-meter reach with OM4 fiber
✓Wide Compatibility - Cisco QSFP-40G-CSR4 and other Open Switches. Compliant to the IEEE 802.3ba standard, SFF 8436 and QSFP Multisource Agreement
✓Easy to Use - Easy installation, plug and play, fully hot-pluggable. Widely used in fiber switches, routers, NIC, server or other fiber optic equipments with 40Gb QSFP+ ports
✓Superior DDM Function - DDM allows you to monitor the critical information concerning the status of the transmitted and received signals of the transceivers in real-time to find out some potential problems
✓10Gtek is a manufacturer of transceiver, customized service is available
⚙️ Specifications
logShoppableMetrics("module-5", false)
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$33.99
$39.99
no data
$75.99
$79.99
40 Gb/s
40 Gb/s
40 Gb/s
100m @ OM3 MMF, 150m @ OM4 MMF
1.4-2 km
10 km
850 nm
850 nm
850 nm
CWDM, 1271~1331 nm
CWDM, 1271~1331 nm
MTP/MPO
MTP/MPO
