Juniper Compatible	SFP-GE20KT13R15	Vendor Name	HYTOPTODEVICE
Form Factor	SFP	Max Data Rate	1.25Gbps
Wavelength	TX1310nm/RX1550nm	Max Distance	20km
Connector	Simplex LC	Transmitter Type	1310nm FP
Cable Type	SMF	Receiver Type	PIN
TX Power	-9.0~-3dBm	Receiver Sensitivity	< -23.0dBm
Protocols	SFF-8472 MSA Compliant, IEEE 802.3ah-2004	Operation Temperature	0 to 70°C (32 to 158°F)

Usage Guidelines & Operational Best Practices

Follow standardized operation rules to extend service life and maintain steady link performance of your BiDi SFP Transceiver:

1. Complementary Pairing Requirement Bidirectional transceivers must be deployed in matched wavelength pairs. This TX1310/RX1550 BiDi SFP Module requires a counterparty TX1550/RX1310 transceiver at the opposite fiber end; mismatched wavelength pairs cannot establish valid fiber links.
2. Fiber Type Restriction Only use standard 9/125μm single mode fiber (SMF) with LC/UPC patch cords. This transceiver cannot operate normally on multi-mode fiber (MMF), which triggers severe attenuation and persistent random bit errors.
3. Distance & Attenuation Control Optimized for stable 20km single-fiber links. For lab testing or field deployment under 5km, an external optical attenuator is mandatory to prevent receiver overpowering, signal saturation and permanent internal optical chip damage.
4. Optical Port Dust Protection LC optical ports and fiber end faces are highly sensitive to dust and fingerprint contamination. Always reinstall protective dust caps on idle module ports and unused fiber connectors after disconnection.
5. Hot-Plugging Operation Guidance This MSA-compliant BiDi SFP Transceiver supports safe hot swap. Leave several seconds between removal and reinsertion to let Cisco IOS complete full hardware recognition and avoid unexpected link flapping.

Full Compatibility List and Supported Devices

1. Verified Juniper Device Compatible Models

Our Juniper compatible sfp bidi transceiver is professionally optimized and fully adapted to Juniper proprietary protocols, port parameters and system identification rules. Every module completes strict offline parameter testing and real-device online operation verification, achieving 100% native plug-and-play compatibility. No manual configuration, no device recognition failure, no port error reporting, no speed limit or packet loss. This SFP-GE20KT13R15 module is a perfect cost-effective replacement for original Juniper 1G 20km BIDI optical transceivers, stably compatible with all mainstream Juniper enterprise switching, routing and security devices.

Full Compatible Juniper Device Model List (Line-by-Line)

- Juniper EX Series Switches: EX2200, EX3300, EX3400, EX4200, EX4300, EX4500, EX4600 enterprise access and core switches

- Juniper QFX Series Switches: QFX5100, QFX5110, QFX5120, QFX3500 data center and campus aggregation switches

- Juniper MX Series Routers: MX104, MX240, MX480, MX960 enterprise core and service routing platforms

- Juniper SRX Series Firewalls: SRX300, SRX320, SRX340, SRX380, SRX4100 network security gateway devices

- Juniper NFX Series Platforms: NFX250 network services virtualization platforms

2. Multi-Brand Compatibility

Beyond dedicated Juniper compatibility, this 1g sfp bidi transceiver supports multi-brand mainstream network hardware including Cisco, HPE, MikroTik, Ubiquiti, Zyxel and D-Link. Different from generic low-grade modules, our products adopt full protocol adaptation and complete driver matching, ensuring stable operation in mixed-brand network architectures.

We provide exclusive real-device test videos for verification, supporting pre-purchase inspection and project qualification. True plug-and-play design eliminates complex configuration, perfectly fitting the diversified deployment needs of system integrators and network engineering contractors.

Primary Application Scenarios

1.Enterprise Campus & Office Park Networking

This 1g bidi sfp module effectively saves half of single-mode fiber resources, building stable long-distance point-to-point links for enterprise campuses, office parks, industrial parks and corporate internal networks.

2.Network Engineering & Outdoor Long-Distance Link Deployment
Suitable for community network reconstruction, outdoor monitoring transmission and cross-building engineering projects. The 20km stable transmission capability fully meets the large-scale deployment demands of professional network engineering contractors.

3.Enterprise Headquarters & Remote Branch Interconnection
Build low-cost, high-reliability long-distance fiber links between enterprise headquarters and remote branches, ensuring unified, secure and 7×24h continuous network operation.
4.Global Wholesale & Retail Distribution Business
With sufficient spot inventory and flexible MOQ policies, we support small-batch retail and regional distribution, helping global network accessory resellers expand local commercial market business.


Connectivity Solutions(Application)

Below are three mainstream industry-standard connection topologies, matching actual on-site engineering construction and commercial network deployment requirements:

 1.  Switch-to-Switch Interconnection
Adopt paired 1G BIDI transceivers to realize long-distance interconnection between two Juniper or multi-brand enterprise switches, widely used in intra-building and cross-area network expansion.

2.Switch to Media Converter Link Connection

Connect Juniper enterprise switches with fiber media converters to extend network coverage, suitable for hybrid optical-electrical network upgrading and transformation projects.

Core Product Features

1.Boost Existing Fiber Utilization Using BiDi SFP
Standard dual-fiber optics rely on two cores for two-way communication. Our BiDi SFP leverages WDM tech to achieve bidirectional transmission over a single fiber. It optimizes idle fiber resource utilization, raises fiber operational efficiency, and avoids extra cable deployment during network expansion.

2. Double Your Network Capacity

Powered by single-strand bidirectional transmission technology, our premium BiDi SFP Module instantly doubles your network link capacity with no extra fiber cabling required.
Delivering a budget-friendly, high-performance bandwidth expansion solution, it perfectly caters to enterprise network upgrades and FTTx access network optimization projects.

3. Stable 1G Connectivity for High-Availability Data Centers

Even as data centers roll out 100G/400G networks, reliable 1G base infrastructure keeps daily operations running smoothly. Our enterprise 1G BiDi SFP modules deliver consistent low-latency performance. Ideal for OOB management and real-time monitoring, they maintain stable control channels fully separated from fluctuating production traffic.

4. Rigorous Host Device Testing for Full Cross-Brand Interoperability

Each BiDi SFP transceiver undergoes full interoperability testing on Cisco, Huawei, H3C and mainstream network equipment. Real-environment checks cover link handshake, DDM data accuracy and hot-swap performance to deliver flawless compatibility and avoid on-site deployment failures.

5.Comprehensive Factory Testing Delivers Consistent Stable Performance

Each BiDi SFP Module pass complete factory performance tests covering optical indicators, DDM monitoring and temperature adaptability. Layered quality checks guarantee reliable, stable long-run operation and reduce on-site troubleshooting costs.

FAQ 

Why Network Engineers Choose HYTOPTODEVICE

HYTOPTODEVICE has supplied over 5000,000 optical transceiver modules to data centers, ISPs, and enterprise networks across 100+ countries since 2011. Every module undergoes a 72-hour burn-in test and full DDM/DOM validation before shipment.

• 100% hardware-tested compatibility with Cisco, Huawei,Dell,Juniper, and Arista
• ISO 9001:2015 certified manufacturing facility in Shenzhen
• Full product range coverage:1.25G/10G/25G/40G/100G/200G/400G/800G/1.6T
• In-stock supply & fast global shipping, average lead time of 3–5 business days with DHL/FedEx express options
• Dedicated pre-sales engineering support for custom configurations
• Actual hardware,actual switches,actual results.we publish compatibility test video,eliminate compatibility anxiety. you can watch before you buy. 
• We can provide inspection and shipping videos to make you feel as if you are right here with the product.
• Private Label support - EEPROM / firmware customization support

“Phenomenal performance. We deployed 200 HYTOPTODEVICE SFP modules to replace Cisco OEMs in our backbone network. Result? Zero compatibility issues and a 60% reduction in costs. Highly recommended for mission-critical networks."— Senior Network Engineer, Regional Telecom, Australia

Quality Certification & Compliance

 At HYTOPTODEVICE, our quality commitment is backed by industry-standard validations. From fiber optical transceiver manufacturing to final visual inspection, from IQC、IPQC、FQC to OQC, our processes ensure global compliance and reliability.

We adhere to rigorous standards for our SFP modules and network solutions:

• ISO 9001: Certified quality management and production consistency.

• CE & FCC: Fully compliant for seamless Global Market Access.

• RoHS: Committed to environmental responsibility and hazardous material control.

• Proven Reliability: Rigorous testing to reduce compliance risk and ensure safety.

Certified Quality. Global Standards. Guaranteed Performance.

Rigorous Industrial Product Testing

   

100% 3rd Party Compatible

Partial Test Demonstration

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