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Easy Semiconductor Technology (Hong Kong) Limited Supports Marine Environmental Protection Projects

The vast blue oceans of the Earth are the cradle of life and a crucial foundation for human sustainable development. Easy Semiconductor Technology (Hong Kong) Limited has always adhered to the concept of environmental protection and actively engaged in marine environmental protection initiatives. To assist marine

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Easy Semiconductor Technology (Hong Kong) Limited News is updated weekly in real time.

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Popular products of the company

Our company updates its popular products every week, and all popular products will have many discounts. We will quickly provide quotes for all products within 1 to 4 hours Product pictures are real photos, all products are in stock

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ABB Allen-Bradley ADEPT ALSTOM AMAT B&R BACHMANN BENTLY Bosch Rexroth BAILEY CUTLER-HAMMER DEIF DANAHER Enterasys Extreme EATON ELAU EMERSON EPRO FANUC servo motor FOXBORO GE HIMA Honeywell ICSTriplex IFM Kollmorgen SIEMENS Schneider WOODWARD YASKAWA Omron YOKOGAWA MOOG MOTOROLA NI RELIANCE Rexroth SEW-EURODRIVE TRICONEX Weidmueller Mitsubishi SICK FISHER CISCO

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We have engineers in Asia, the Middle East, and Europe, and our solutions are unconditional. Please raise any questions about your project, and we will provide free technical services

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Substation Automation Chemical Industry Medical & Application PV & Inverter Marine Construction Support Forrenewa Bleenergy Projects Support Formarine Environmental Projects

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Become part of our mission to advance intelligent manufacturing. We provide a platform where professional growth aligns with sustainable impact. Beyond a rewarding career, our unique program for controller recycling and education extends the value of technology while cultivating future talent. Together, we can ensure that technological progress and environmental stewardship grow hand in hand.

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Your Technical Partner, Beyond the Purchase. We are committed to being your trusted long-term technical partner. Even if you are not yet our customer, our technical team is delighted to provide free pre-sales and after-sales support. We look forward to working with you to find the optimal solution.

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Free Technical Support

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CISCO QSFP TRANSCEIVER MODULE QSFP-40G-ER4 40G DATA CENTER TRANSCEIVER

The Cisco QSFP-40G-ER4 is a 40 Gigabit Ethernet QSFP+ optical transceiver designed for long-distance data transmission over single-mode fiber (SMF). It complies with the 40GBASE-ER4 IEEE 802.3ba standard and supports transmission distances of up to 40 km using four CWDM wavelengths in the 1310nm band.

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Technical Specifications Item Specification Manufacturer Cisco Model QSFP-40G-ER4 Product Type 40GBASE-ER4 QSFP+ Optical Transceiver Form Factor QSFP+ Data Rate 40Gbps Ethernet Interface Standard IEEE 802.3ba 40GBASE-ER4 Transmission Distance Up to 40 km Fiber Type Single-Mode Fiber (SMF) Connector Type Duplex LC Wavelength 1310nm CWDM (4 wavelengths) Optical Channels 4 × 10Gbps lanes Center Wavelengths 1271nm / 1291nm / 1311nm / 1331nm Modulation NRZ Transmitter Type DFB Laser Receiver Type PIN/APD Receiver Digital Diagnostic Monitoring (DDM) Supported Interface Hot-pluggable QSFP+ Maximum Power Consumption Approx. 2.5W Operating Temperature 0°C to 70°C Storage Temperature -40°C to 85°C