400GBase-ZR4 Data Sheets for QSFP-DD Optical Transceivers Compatible with:
| Brand | Part | Datasheet |
| Arista | QDD-400G-ZR4-FL | Arista QDD-400G-ZR4-FL |
| Cisco | QDD-400G-ZR4-S-FL | Cisco QDD-400G-ZR4-S-FL |
| Dell | Q56DD-400G-ZR4-FL | Dell Q56DD-400G-ZR4-FL |
| Brand | Part | Datasheet |
| Arista | QDD-400G-ZR4-FL | Arista QDD-400G-ZR4-FL |
| Cisco | QDD-400G-ZR4-S-FL | Cisco QDD-400G-ZR4-S-FL |
| Dell | Q56DD-400G-ZR4-FL | Dell Q56DD-400G-ZR4-FL |