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Brand Name : Sourcelight or OEM
Model Number : QSFP-40G-ER4
Certification : CE/FCC/RoHS/TUV/UL
Place of Origin : Shenzhen,China
MOQ : 1PCS
Price : Get Latest Price
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 100PCS Per Week
Delivery Time : Shipped in 1 days after PO confirmed
Packaging Details : 10PCS or 20PCS Plastic trays; 1pc Independent Box.
Product name : 40g qsfp ER4 40KM
Transmitter : 4 CWDM un-cooled DFB Laser
Receiver : 4CH APD photo detector Array
TX Power : -3.7~+4.5dBm
RX Sensitivity : -18dBm
Distance : 40KM SMF
40km QSFP Optical Module For 40gbase Ethernet And Data Center , 40g Qsfp Er4
Overview
40G QSFP ER4 is The optical connectivity is based on two SMF LC connectors, one for Tx and one for Rx. The Tx and Rx each consist of 4 10GB/s CWDM channels, whose wavelengths are in the 1300nm range. The QSFP-ER transceiver is designed for applications based on the IEEE 802.3ba 40BASE-ER4 standard of up to 40km reach.
Features
Parameter
| Package (Form Factor) | QSFP+ er4 | 
| Data Rate (typical) | 10.3 Gbps/CH | 
| Centre Wavelength | 1270/1290/1310/1330nm | 
| Distance | 40km | 
| Diagnostics | Digital Monitor | 
| Transmitter | 4 CWDM un-cooled DFB Laser | 
| Receiver | 4CH APD photo detector | 
| TX Output Power (dBm) | -3.7~+4.5 | 
| RX Sensitivity (dBm) | -18 | 
| Low/High Case Temperature | 0°C~70°C | 
| Voltage Supply (typical) | 3.3v | 
| Connector | Duplex LC/UPC | 
Application

40G QSFP Optical module
| Item No | Data Rate | Distance | Wavelength | Connector | Fiber Type | 
| QSFP-40G-SR4 | 40G | 100M | 850nm | MTP/MPO | MMF | 
| QSFP-40G-eSR4 | 40G | 300M | 850nm | MTP/MPO | MMF | 
| QSFP-40G-LR4 | 40G | 10km | 4CWDM | LC/UPC | SMF | 
| QSFP-40G-ER4 | 40G | 40km | 4CWDM | LC/UPC | SMF | 
Competitive advantage
 1. Excellent quality and 3 years warranty
 2. Full compatible (HP/Extreme/Juniper/H3C…)
 3. OEM/ODM Customized label
 4. Keep stock,Fast delivery
FAQ(Frequently Asked Questions)
 1. Can I have a sample order?What is your MOQ?
 Yes, we welcome sample order to test and check quality. Mixed samples are acceptable,We do not have MOQ,1 sample is available.
 
 2. What is the lead time?
 For usual products,We keep stock,could ship 1~3 days after PO.For big quantity and special products,Please check lead time with our sales.
 
 3. Dose your modules compatible to (HP/Extreme/Juniper,ect)
 Yes,we code the optical transceivers compatible to (HP/Extreme/Juniper).
 
 4. What is your warranty time
 We promise 3 years warranty for all products shipped from us.
 
 5. Could I use our own logo and label?
 Yes,we could provide a OEM service and make the products with your own label.
  
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