• HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI compatible 10G BiDi SFP+ transceiver full white background product shot
  • Specification label detail of HYTOPTODEVICE 10G BiDi SFP+ 40km Huawei compatible transceiver
  • Simplex LC port close-up of 10G BiDi SFP+ transceiver for Huawei SFP-10G-ER-SM1270-BIDI
  • Reinforced pull tab and metal housing of commercial 10G BiDi SFP+ transceiver module
  • Matched pair SFP-10G-ER-SM1270-BIDI & SM1330-BIDI 10G BiDi SFP+ transceiver white background display
  • HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI compatible 10G BiDi SFP+ transceiver full white background product shot
  • Specification label detail of HYTOPTODEVICE 10G BiDi SFP+ 40km Huawei compatible transceiver
  • Simplex LC port close-up of 10G BiDi SFP+ transceiver for Huawei SFP-10G-ER-SM1270-BIDI
  • Reinforced pull tab and metal housing of commercial 10G BiDi SFP+ transceiver module
  • Matched pair SFP-10G-ER-SM1270-BIDI & SM1330-BIDI 10G BiDi SFP+ transceiver white background display

Huawei SFP-10G-ER-SM1270-BIDI Compatible 10G BiDi SFP+ Transceiver 40km Tx1270Rx1330 | HYTOPTODEVICE

Shop & wholesale HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI compatible 10G BiDi SFP+ transceiver, Tx1270nm/Rx1330nm, simplex LC, OS2 single-mode fiber, 40km single strand 10G bidirectional optical module. Fully compatible with mainstream Huawei network devices, performs identically to original OEM modules, perfectly replaces official transceivers and helps enterprises save substantial procurement costs.
NO. Brand  Compatible P/N Remarks
1 Cisco SFP-10G-BX40U-I Industrial Temperature
2 Arista 10GBASE-ERBD-U
3 Huawei SFP-10G-ER-SM1270-BIDI
4 Dell GP-SFP-10GBX-U-40
5 Brocade 10G-SFPP-BXU-40K 
6 Extreme 10GB-BX40-U
7 Ciena XCVR-S40U27
8 D-Link  DEM-436XT-BXU 
9 Fortinet  FN-TRAN-SFP+ERBD27




Description

Huawei SFP-10G-ER-SM1270-BIDI  Compatible 10G BiDi SFP+ Transceiver  10GBASE-BX40-U (SMF, 1270nm-TX/1330nm-RX, 40km, Simplex LC, DDM)

Product Overview

HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI  Compatible 10G BiDi SFP+ Transceiver is single-fiber bidirectional optical transceiver, built for 40km point-to-point transmission over single strand OS2 single mode fiber.
• Wavelength: Tx1270nm/Rx1330nm (Match Huawei SFP-10G-ER-SM1330-BIDI standard BiDi pairing)
• Interface: Standard LC simplex connector
• Transmission Distance: Stable 40km @10Gbps SMF OS2
Compliant with Hot-Pluggable SFP+ MSA, SFF-8472,SFP-8431, IEEE 802.3ae and RoHS standards and fully DDM/DOM support, Delivering high-speed performance with optimized power efficiency, this single-strand 10G BiDi SFP+ Transceive is the ideal solution for cross-campus backbones, metropolitan area network (MAN) rings, and long-range data center interconnects (DCI). We support samples, bulk wholesale and OEM private labeling, submit bulk inquiry or RFQ for competitive pricing and long-term supply contracts.

Key Technical Specifications

Our 10G BiDi SFP+ Transceiver is factory-calibrated and fully tested for optical stability, low bit error rate and consistent interoperability. Adopting high-quality DFB laser and PIN receiver chips, it supports real-time DDM monitoring and safe hot-swappable operation. Below full parameter table matches Huawei SFP-10G-ER-SM1270-BIDI standard, zero compatibility risks after switch firmware upgrades.

Huawei Compatible SFP-10G-ER-SM1270-BIDI Vendor Name HYTOPTODEVICE
Form Factor SFP+ Max Data Rate 10.7Gbps
Wavelength TX1270nm/RX1330nm Max  Distance 40km
Connector Simplex LC Transmitter Type 1270nm DFB
Cable Type SMF Receiver Type PIN
TX Power -1.0~+5dBm Receiver Sensitivity < -15dBm
Max. Power Consumption ≤1W DOM/DDM   Fully Supported
Protocols SFP+ MSA, SFF-8472, IEEE 802.3ae, RoHS Compliant Operation Temperature 0 to 70°C (32 to 158°F)

Pairing Guidance

All single-fiber BiDi transceivers require reverse wavelength pairing to achieve normal bidirectional communication, and this 10G BiDi SFP+ Transceiver follows strict Huawei industry pairing standards. HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI module (Tx1270nm/Rx1330nm) must be paired with SFP-10G-ER-SM1330-BIDI (Tx1330nm/Rx1270nm) to establish a valid 40km 10G fiber link. Deploying two identical 1270nm BiDi modules will cause complete link failure. To avoid on-site deployment errors, HYTOPTODEVICE provides pre-tested, matched BiDi pairs for all bulk orders of this 10G BiDi SFP+ transceiver.

The Required Matched Pairs here: 10G SFP+ BiDi Tx 1330nm / Rx 1270nm 40km module

Full Compatibility List & Supported Network Hardware

1.Huawei Native Compatibility
This HYTOPTODEVICE 10G BiDi SFP+ Transceiver features pre-flashed Huawei official matching EEPROM codes, realizing zero-alarm plug-and-play operation without manual CLI configuration or firmware modification. It is fully compatible with the following full-series Huawei network device models:

  • Huawei S5700 Series Gigabit Access Switches
  • Huawei S6700 Series 10G Aggregation Switches
  •  Huawei S7700/S9700 Series Core Switches
  • Huawei NetEngine AR Series Routers
  • Huawei USG Series Security Firewalls

2.Multi-Brand Cross Compatibility
Built to universal SFP+ MSA standards, HYTOPTODEVICE’s huawei-compatible 10G BiDi SFP+ 40KM Transceiver unlocks OEM vendor lock-in for hybrid multi-vendor metro networks.
  • Open-Brand (Plug-and-Play): Fortinet, Ubiquiti, MikroTik, D-Link, Ruijie, Zyxel and other open switches
  • Locked-Brand (Custom Coding): Cisco, H3C, Huawei, Dell, Juniper and more, fully compatible with latest Huawei OS firmware 

3.Free Custom EEPROM Re-Flash Service

Complimentary permanent EEPROM rewrite for all bulk orders of SFP+ 10G BiDi 40KM Transceiver. Upgrade Huawei system or migrate modules to other brand racks; our team re-codes firmware free of charge to maintain stable 40km single-fiber bidirectional links for evolving multi-vendor metro architectures..

Primary Application Scenarios

Versatile and cost-effective 10G BiDi SFP+ Transceiver, ideal for standard long-distance single-fiber 10G networking scenarios for enterprise campuses, ISP projects and commercial cabling systems.

1. Huawei switch long-distance 10G uplink deployment, adopting 10G BiDi SFP+ transceiver to save single fiber resources

2. Multi-building enterprise campus 40km 10G interconnection with high-stability 10G BiDi SFP+ optic

3. Standard outdoor commercial network wiring and long-distance 10G signal transmission with stable commercial-grade 10G BiDi SFP+ transceiver

4. ISP last-mile broadband access and remote base station 10G networking with cost-effective 10G BiDi SFP+ module

5. Enterprise 10G structured cabling projects, reducing construction costs via single-fiber 10G BiDi SFP+ transceiver deployment

Connectivity Solutions(Applications)

1.Switch-to-Switch 10G BiDi Single Fiber Uplink
 Deploy paired BiDi transceivers between core and aggregation switches for single-fiber 10G uplinks, saving fiber resources for campus expansion and datacenter stacking projects.HYTOPTODEVICE 10G BiDi SFP+ transceiver Huawei switch to switch single fiber interconnection topology

2.Switch-to-10G SFP+ NIC Server Long Distance Link
Create single-fiber high-speed links between core switches and server NICs, eliminating gigabit bandwidth bottlenecks for cloud storage and high-performance workstations.
Huawei SFP-10G-ER-SM1270-BIDI compatible 10G BiDi SFP+ transceiver switch to server fiber connection

3.Enterprise 10G Single Fiber Structured Cabling System Layout
Perfectly matched with OS2 simplex single-mode structured cabling, realizing end-to-end 10G transmission across access, aggregation and core layers for office parks and commercial buildings.
Core-to-access structured cabling deployment with SFP+ 10G BiDi 40KM Transceiver for 40km enterprise metro transmission

The Core Features 

1.Slash Cabling Costs with Single-Fiber BiDi
Stop paying for extra optical fibers. Our 10G BiDi SFP+ transceivers send and receive data over one single strand of fiber, helping you slash cabling infrastructure costs while fully utilizing your current deployment.
10G-BiDi-SFP-10km-single-fiber-utilization

2.Instantly Double Your Bandwidth
Run out of fiber lines? No problem. By separating transmit and receive wavelengths on a single strand, this module instantly doubles your network capacity without requiring you to pull any new cables.
double-network-capacity-with-BiDi-SFP-plus

3.1W Low-Power 10G Link
Power consumption matters in high-density data centers. Featuring a highly efficient design, this 10G SFP+ module operates at under 1W, minimizing heat generation and lowering your overall operational and cooling costs.
low-power-consumption-10G-SFP-data-center

4.Seamless Cross-Brand Interoperability
Eliminate compatibility headaches. We test every single module in actual, real-world mainstream switches to guarantee flawless cross-brand interoperability. Want proof? We are happy to provide real compatibility testing videos upon request.
SFP-plus-cross-brand-interoperability-switch-test

5.Rigorously Tested for Zero-Downtime Reliability
We don’t compromise on network uptime. Through comprehensive testing—including temperature, signal integrity, and optical power analysis—we ensure your 10G BiDi 10km links remain rock-solid and packet-loss-free.
comprehensive-quality-testing-10G-BiDi-transceiver


FAQ

Q1: Why does HYTOPTODEVICE 10G BiDi SFP+ Transceiver show slower upstream bandwidth than downstream on 40km Huawei fiber links?
A: The asymmetric speed issue stems from uneven fiber attenuation or localized optical reflections, which selectively weaken the 1270nm or 1330nm signal channel of the HYTOPTODEVICE 10G BiDi SFP+ Transceiver, causing unbalanced uplink and downlink transmission rates.

Q2: Will HYTOPTODEVICE 40km 10G BiDi SFP+ Transceiver work stably alongside existing CWDM fiber channels in the same bundle?
A: It is not recommended. The 1270nm and 1330nm working wavelengths of HYTOPTODEVICE 10G BiDi SFP+ Transceiver overlap with conventional CWDM wavelength grids, triggering severe channel crosstalk. Additional high-cost filtering equipment is required to eliminate interference, increasing project deployment costs.

Q3: Is full 48-port population supported with HYTOPTODEVICE 40km 10G BiDi SFP+ Transceiver on enterprise switches?
A: Generally not feasible. Mass deployment of high-power HYTOPTODEVICE 10G BiDi SFP+ Transceiver will produce cumulative power consumption and excessive heat, exceeding the switch’s built-in heat dissipation threshold and triggering automatic port shutdown protection.

Q4: Why do HYTOPTODEVICE 10G BiDi SFP+ Transceiver links drop only during high-temperature summer peak periods in outdoor cabinet deployments?
A: Extreme ambient temperatures cause slight wavelength drift of the internal laser chip of the HYTOPTODEVICE 10G BiDi SFP+ Transceiver. Once the wavelength deviates from the standard optical filter range, real-time 40km 10G fiber links will disconnect instantly.

Q5: Why does local DDM data show normal TX power but zero remote RX signal for HYTOPTODEVICE 10G BiDi SFP+ Transceiver?
A: The DDM monitoring function of HYTOPTODEVICE 10G BiDi SFP+ Transceiver only detects local laser output power and cannot identify intermediate fiber faults, signal loss or reverse optical reflection issues that cause remote receiving failure.

Q6: How to distinguish faulty local TX or remote RX ports of HYTOPTODEVICE 10G BiDi SFP+ Transceiver without on-site dual-site inspection?
A: Single-strand BiDi transmission limits conventional loopback testing, making it difficult to quickly locate single-point faults. HYTOPTODEVICE provides professional remote troubleshooting guidelines for its 10G BiDi SFP+ Transceiver to help users efficiently judge port failure causes.

Q7: Is it compatible to pair Cisco-coded and Juniper-coded modules with HYTOPTODEVICE 10G BiDi SFP+ Transceiver for 40km links?
A: Technically wavelength matching is achievable, but cross-vendor coding mismatch will lead to configuration anomalies and missing DDM monitoring data. HYTOPTODEVICE 10G BiDi SFP+ Transceiver adopts unified standard coding, perfectly avoiding cross-brand pairing compatibility risks.

Q8: Why do network maintenance teams need to prepare double spare parts for HYTOPTODEVICE 40km 10G BiDi SFP+ Transceiver networking?
A: HYTOPTODEVICE 10G BiDi SFP+ Transceiver has two differentiated wavelength specifications (TX1270nm/TX1330nm). Technicians cannot use a single universal spare module and must prepare two types of modules to cope with various on-site failure scenarios.

Q9: Can HYTOPTODEVICE 10G BiDi SFP+ Transceiver single-fiber links be superimposed on existing enterprise DWDM network infrastructure?
A: No. The 1270nm/1330nm wide spectral range of HYTOPTODEVICE 10G BiDi SFP+ Transceiver occupies massive fiber bandwidth, resulting in DWDM channel resource occupation and failure to implement multiplexing transmission on the same fiber strand.

Q10: Why do 40km network turn-up projects using HYTOPTODEVICE 10G BiDi SFP+ Transceiver often face deployment delays?
A: The main cause is operational habit errors. On-site technicians often mistakenly use standard duplex patch cords instead of dedicated simplex patch cords required for HYTOPTODEVICE 10G BiDi SFP+ Transceiver single-fiber networking, leading to repeated debugging and delayed project delivery.

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.

  • Up to 70% cost savings vs OEM, transparent pricing & flexible bulk rates, supported quality returns
  • 100% real-device compatible with Cisco, Huawei,Dell,Juniper, and Arista
  • ISO 9001:2015 Shenzhen factory, full lineup: 1.25G/10G/25G/40G/100G/200G/400G/800G/1.6T transceivers
  • Ample stock, fast global DHL/FedEx shipping in 3–5 working days
  • Free pre-sales engineering support for custom EEPROM  & private label firmware
  • Real switch test videos available for pre-purchase review; inspection & shipping videos provided per order

“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

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100% 3rd Party Compatible
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  • HYTOPTODEVICE Huawei SFP-10G-ER-SM1270-BIDI compatible 10G BiDi SFP+ transceiver full white background product shot
  • Specification label detail of HYTOPTODEVICE 10G BiDi SFP+ 40km Huawei compatible transceiver
  • Simplex LC port close-up of 10G BiDi SFP+ transceiver for Huawei SFP-10G-ER-SM1270-BIDI
  • Reinforced pull tab and metal housing of commercial 10G BiDi SFP+ transceiver module
  • Matched pair SFP-10G-ER-SM1270-BIDI & SM1330-BIDI 10G BiDi SFP+ transceiver white background display

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