Q: What is the chassis compatibility of this transceiver across Huawei CloudEngine platforms, and does it support 4x10G breakout?

The HW-OPT-40G-QSFP-SR4 comes programmed with native Huawei microcode and EEPROM checksums, ensuring seamless plug-and-play operation across Huawei CloudEngine (CE6800, CE8800, CE12800) and enterprise campus switches (S6720, S6730, S7700) without unrecognized-transceiver alarms. It delivers full DDM/DOM support for real-time monitoring of bias current, optical power, internal temperature, and supply voltage. Furthermore, it natively supports 4x10G breakout configurations using MPO-to-4xLC fanout cables combined with CLI commands (e.g., 'port split' on VRP), allowing seamless interconnectivity with legacy 10GBASE-SR SFP+ ports on servers or edge switches.

Q: What are the thermal dissipation metrics and physical reliability specs for HW-OPT-40G-QSFP-SR4 in high-density rack deployments?

Constructed with a heavy-duty zinc-alloy cast housing, the HW-OPT-40G-QSFP-SR4 provides superior EMI shielding and mechanical durability. It is rated for commercial operating case temperatures of 0°C to +70°C and 5% to 95% non-condensing relative humidity. Thanks to power-optimized VCSEL drivers, thermal dissipation is strictly constrained within <1.5W, preventing thermal hotspots in 32-port or 48-port QSFP+ fully populated 1RU/2RU spine switches. The precision MPO-12 optical bore maintains accurate guide-pin alignment across at least 500 mating cycles. The ergonomically reinforced bail latch enables reliable insertion and extraction in tightly cabled high-density environments without mechanical latch failure.

Question 1

What are the core optical/electrical parameters, link budgets, and transmission distances of the Huawei HW-OPT-40G-QSFP-SR4?

Accepted Answer

The Huawei HW-OPT-40G-QSFP-SR4 adheres strictly to IEEE 802.3ba 40GBASE-SR4 and SFF-8436 MSA specifications. It integrates a 4-channel 850nm VCSEL transmitter and PIN photodiode array, operating at 10.3125 Gbps per channel for an aggregate 41.25 Gbps bandwidth. Operating on a nominal 3.3V rail, typical power consumption is under 1.5W. Equipped with an MPO/MTP-12 interface (using 8 active fibers in Type-B polarity), it supports link lengths up to 100m over OM3 MMF (2000 MHz·km) and 150m over OM4 MMF (4700 MHz·km). Optical launch power per lane ranges from -7.6 dBm to +2.4 dBm with receiver sensitivity better than -9.5 dBm, delivering deterministic BER performance (< 1E-12) for high-density spine-leaf datacenter links.

Question 2

What is the chassis compatibility of this transceiver across Huawei CloudEngine platforms, and does it support 4x10G breakout?

Accepted Answer

The HW-OPT-40G-QSFP-SR4 comes programmed with native Huawei microcode and EEPROM checksums, ensuring seamless plug-and-play operation across Huawei CloudEngine (CE6800, CE8800, CE12800) and enterprise campus switches (S6720, S6730, S7700) without unrecognized-transceiver alarms. It delivers full DDM/DOM support for real-time monitoring of bias current, optical power, internal temperature, and supply voltage. Furthermore, it natively supports 4x10G breakout configurations using MPO-to-4xLC fanout cables combined with CLI commands (e.g., 'port split' on VRP), allowing seamless interconnectivity with legacy 10GBASE-SR SFP+ ports on servers or edge switches.

Question 3

What are the thermal dissipation metrics and physical reliability specs for HW-OPT-40G-QSFP-SR4 in high-density rack deployments?

Accepted Answer

Constructed with a heavy-duty zinc-alloy cast housing, the HW-OPT-40G-QSFP-SR4 provides superior EMI shielding and mechanical durability. It is rated for commercial operating case temperatures of 0°C to +70°C and 5% to 95% non-condensing relative humidity. Thanks to power-optimized VCSEL drivers, thermal dissipation is strictly constrained within <1.5W, preventing thermal hotspots in 32-port or 48-port QSFP+ fully populated 1RU/2RU spine switches. The precision MPO-12 optical bore maintains accurate guide-pin alignment across at least 500 mating cycles. The ergonomically reinforced bail latch enables reliable insertion and extraction in tightly cabled high-density environments without mechanical latch failure.

Key specifications	Value
Physical Form Factor	QSFP+ (40GBASE-SR4)
Data Rate	40.0 (4x10G VCSEL parallel) Gbps
Central Wavelength	850 nm
Maximum Distance	0.15 (OM4 fiber 150m / OM3 100m) km
Fiber Type	Multi-Mode Fiber (MMF) (MMF)
Optical Connector	MPO/MTP-12
Typical Power Consumption	< 1.5 W
Operating Temperature	0°C ~ +70°C

Huawei 40G QSFP+ 850nm 150m SR4 Multi-Mode Optical Transceiver (MPO/MTP-12)

What this product is

What this product is

What problem it solves

Who and where it is for

Core advantages

Technical specifications

Applications

Hyperscale datacenter Spine-Leaf interconnects

AI compute clusters and SAN fabric links

Enterprise core campus aggregation switches

Frequently asked questions

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