The BiDi SFP Module complies with 1000BASE-BX industry standard, delivering stable 1.25Gbps single-fiber bidirectional transmission up to 20km over standard 9/125μm OS2 single mode fiber. Equipped with simplex SC/UPC connector and Tx1490 transmit / Rx1310 receive wavelength design, this bidirectional optical transceiver halves fiber core usage to cut cabling costs, ideal for bulk project deployment including enterprise campus networking, FTTx broadband aggregation and long-distance IP surveillance systems.
Fully compliant with SFP MSA SFF-8431/SFF-8472 and IEEE 802.3 standards, this universal BiDi SFP Module supports real-time DDM/DOM digital diagnostic monitoring and safe hot-swap operation. Every finished unit passes 24-hour continuous aging testing to guarantee consistent error-free gigabit performance for mass commercial rack deployment. As direct manufacturer, we provide stable bulk wholesale pricing and customized services for distributors, system integrators and large engineering projects.
Full Compatibility List and Supported Devices
1. Universal Multi-Brand Compatibility
This plug-and-play BiDi SFP Module features customizable EEPROM to achieve seamless interoperability with all mainstream brand switches, routers and firewalls equipped with standard SFP slots. We pre-flash matched vendor ID for free to eliminate unauthorized transceiver error alerts without manual CLI tuning. Compatible mainstream hardware brands: Cisco, Juniper, Dell, Brocade, Extreme, Fortinet, H3C, Huawei
3. Free Custom EEPROM & Bulk OEM Service
We provide free EEPROM firmware rewrite and basic OEM labeling for all BiDi SFP Module bulk orders. Preload matched brand vendor ID data to remove transceiver error prompts; customized packaging is available for large-scale project deployment with zero hidden service fees.
Primary Application Scenarios
As an economical single-fiber bidirectional networking solution, the 1000BASE-BX 1.25G 20km SC Tx1490/Rx1310 BiDi SFP Module fits all network projects facing limited fiber core resources:
- Enterprise campus cross-building gigabit interconnection & legacy network renovation
- FTTB/FTTH residential single fiber broadband access aggregation layer construction
- IP surveillance long-distance fiber transmission for factories, industrial parks and residential communities
- Hospital, campus and enterprise private communication backbone networks
- Data center low-speed gigabit aggregation structured cabling systems
- Network expansion & upgrade projects with insufficient existing fiber pipeline resources
Connectivity Solutions (Applications)
1. 1G Link for Switch to Switch
2. Double Your Network Capacity
By enabling bidirectional data transmission on a single fiber strand, this professional BiDi SFP Module effectively doubles the carrying capacity of original fiber links without laying new fiber cables. It provides a low-cost, high-efficiency bandwidth expansion solution for enterprise network upgrades and operator FTTx access network optimization.
3. Stable 1G Connectivity: The Groundwork for High-Availability Data Centers
In an era where data centers are scaling to 100G, 400G, and beyond, the stability of your underlying 1G infrastructure remains the true backbone of operational continuity. Our enterprise-grade BiDi SFP Module 1G connectivity solutions are engineered to deliver rock-solid, low-latency performance where reliability matters most.
From critical Out-of-Band management to real-time environment monitoring, we ensure your control plane is always online, always stable, and completely isolated from production traffic spikes.
4. Tested in The Host Device to Prove Interoperability
Every production batch of this BiDi SFP Module undergoes full real-machine compatibility testing on Cisco, Juniper, Dell and other mainstream network hardware. We verify link handshake stability, DDM monitoring precision and hot-swap performance under real network load, eliminating all on-site deployment compatibility risks.
5. Comprehensive Factory Testing for Stable Performance
Each BiDi SFP Module passes strict standardized quality control tests, including high/low temperature aging cycles, repeated plug-pull durability inspection, optical power consistency calibration and 72-hour continuous operation testing. Rigorous mass production QC ensures consistent batch performance and extended service life for all commercial network deployments.
FAQ
Q1: Will this BiDi SFP Module lose signal synchronization when connected to outdated legacy single fiber media converters?
A1: This BiDi SFP Module adopts standard gigabit WDM timing logic to sustain consistent signal sync with most aging media converter hardware. We provide free pre-order compatibility testing for legacy equipment before large bulk shipments.
Q2: Can this BiDi SFP Module deliver stable auto-negotiation for mixed speed and duplex mode network connections?
A2: Fully compliant with IEEE auto-negotiation standards, this transceiver automatically matches proper transmission speed and duplex modes with connected switches or media converters, eliminating handshake failures in mixed-device networking environments.
Q3: Will short-distance testing without an optical attenuator permanently overload and destroy the built-in optical receiver chip?
A3: Links under 5km require an optical attenuator as stated in our operation guidelines. Uncontrolled high transmit power saturates the receiver and causes irreversible hardware damage to this BiDi SFP Module.
Q4: Can the built-in 1490nm and 1310nm laser assemblies retain steady optical power after multiple years of non-stop 24/7 rack operation?
A4: Each BiDi SFP Module passes long-duration batch aging testing to validate laser power consistency. Built-in temperature compensation circuits slow optical attenuation, maintaining stable output power through multi-year continuous running.
Q5: How to confirm this transceiver is equipped with premium DFB laser instead of low-cost unreliable laser components?
A5: We can supply full component inspection and optical power test reports for any BiDi SFP Module batch upon request. Every unit undergoes strict optical performance testing to prove high-grade laser quality before delivery.
Q6: Will this transceiver overheat and sustain permanent burnout inside compact, low-airflow dense switch racks?
A6: Full metal heat dissipation housing and built-in thermal protection circuits reduce overheating risks. This BiDi SFP Module automatically adjusts laser output power to lower heat generation in cramped poorly ventilated cabinet environments.
Q7: Can your factory guarantee steady inventory and acceptable lead times for large-scale infrastructure rollout bulk orders?
A7: We maintain stable raw material stock and standardized mass production lines for this mainstream BiDi SFP Module. We offer fixed lead time commitments for large infrastructure projects and can arrange priority production for urgent bulk orders.
Q8: How lengthy and complicated is the warranty exchange workflow for faulty BiDi SFP transceivers in bulk orders?
A8: We run a simplified streamlined warranty replacement process. Simply submit fault screenshots and product photos, and we arrange free replacement shipments with minimal waiting time, without cumbersome cross-region return formalities.
Q9: Do low-cost generic unbranded optical transceivers carry hidden firmware loopholes or potential network security risks?
A9: Our BiDi SFP Module adopts standardized closed-loop audited firmware without unoptimized open code. Strict factory firmware inspection eliminates backdoors and security vulnerabilities commonly found on cheap no-brand low-end transceivers.
Q10: How much extra recurring labor expense will emergency on-site module replacement bring for remote branch large-scale network deployments?
A10: This BiDi SFP Module undergoes rigorous long-term stability batch testing to maintain ultra-low field failure rates. Fewer unexpected hardware faults at off-site monitoring locations greatly cut overtime labor and emergency maintenance overhead for wide remote site networks.
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:
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ISO 9001: Certified quality management and production consistency.
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CE & FCC: Fully compliant for seamless Global Market Access.
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RoHS: Committed to environmental responsibility and hazardous material control.
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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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