Juniper Networks EX-SFP-10GE-CWE27 Compatible 10G SFP+ Transceiver Module
The EX-SFP-10GE-CWE27 compatible module serves equipment requiring a 10G SFP+ interface with 1270nm optics and a 40km rating. Connection is through Duplex LC. Product data, application guidance and factory verification are presented together to support field technicians install, maintain and identify the exact compatible module.
OEM Part Number: EX-SFP-10GE-CWE27HT Part Number: EX-SFP-10GE-CWE27
Product Highlights
- Compatible alternative to Juniper Networks EX-SFP-10GE-CWE27
- 10G connectivity at 10Gbps
- Optical wavelength: 1270nm
- Specified reach: 40km
- Duplex LC / SMF interface
- Operating temperature: 0 to 70°C (32 to 158°F)
- Factory compatibility verification and optical performance testing before shipment
Specifications
| Juniper Networks Compatible | EX-SFP-10GE-CWE27 |
|---|---|
| Manufacturer | HT |
| HT Part Number | EX-SFP-10GE-CWE27 |
| Form Factor | SFP+ |
| Max Data Rate | 10Gbps |
| Wavelength | 1270nm |
| Max Cable Distance | 40km |
| Connector | Duplex LC |
| Media | SMF |
| Power Consumption | 1.2W |
| Packaging Technology | TO |
| Optical Components | DFB CWDM |
| DOM Support | Yes |
| TX Power | 0~5dB |
| RX Power | -16~0dBm |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Receiver Sensitivity | <-15dBm |
| Modulation | NRZ |
| Extinction Ratio | >3.5dB |
| Protocols | SFP+ MSA Compliant, SFF 8472,SFF 8431,802.3ae, ITU-T G.652 |
Field Installation and Maintenance
Inspect the connector and patch lead before installation, then support the fiber without pulling on the module housing. Release the latch properly during maintenance and keep dust protection on unused interfaces. If a module is removed for later use, retain its part-number label and record its original port. For this model, the principal parameters are data rate 10Gbps, wavelength 1270nm, rated reach 40km.
Applications and Optical Link Design
Use this module for equipment interconnection over the specified single-mode fiber plant, including enterprise backbone, campus, metro or data-center interconnect links according to its rated distance. Confirm that both ends use the same optical standard and wavelength plan, and allow for connector, splice and patch-panel loss within the stated power budget.
Before deployment, check the host port type, supported data rate and firmware requirements. The 10G interface configuration must match the remote equipment; sharing a SFP+ housing alone does not make two transceiver types interoperable.
Wavelength-selective links require the exact channel plan at both ends. Confirm that filters pass 1270nm, then include their insertion loss in the 40km power budget. A nearby channel is not a substitute for the specified wavelength.
Optical Acceptance, Diagnostics and Handling
For this model, the specified transmit-power range is 0~5dB; receiver sensitivity is <-15dBm. During commissioning, record the host diagnostic readings after the link has stabilized and compare them with those limits. DOM values are useful operational indicators, but they do not replace calibrated optical measurements when a link is marginal. Investigate unexpected loss through connector inspection, cleaning and a channel measurement before replacing the module. Before every insertion, keep dust caps in place until the patch lead is ready, avoid touching the optical end face and use an appropriate inspection and cleaning procedure. Do not look into an active optical interface.
Quality Assurance and Packaging
Each EX-SFP-10GE-CWE27 compatible module is inspected, powered up and functionally checked before protective packing. Dust caps and individual trays shield the interface during transport. Customer references, rack groups and project packing lists can be added for volume orders.
Juniper Networks Compatibility and Factory Testing
The module is checked for host recognition as EX-SFP-10GE-CWE27, link establishment and diagnostic reporting. Physical cage fit alone is not treated as evidence of compatibility. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.
Frequently Asked Questions
Is this an original Juniper Networks transceiver?
No. It is an HT-manufactured compatible alternative for equipment that specifies EX-SFP-10GE-CWE27, not an original Juniper Networks-branded module.
Which fiber and connector are required?
Use Duplex LC with SMF. The specified maximum reach is 40km, subject to fiber quality and total link loss.
Can it be mixed with another wavelength or reach version?
Only when the two ends share the same optical standard, wavelength plan and supported data rate. Check the exact part numbers and link budget rather than relying only on the module form factor.
Ordering Information
When ordering, specify EX-SFP-10GE-CWE27, EX-SFP-10GE-CWE27, quantity and intended host platform. Project labels can repeat these details for receiving and asset records. Neutral labels, customer packaging and project-specific compatibility review are available on request.
Shipping and Lead Time
Standard configurations normally ship within one to three working days, with production lead times confirmed for larger quantities. International courier, air freight and sea freight are available; customer courier accounts and nominated forwarders are accepted.
