| Item | Description |
| Physical specifications | Dimensions (W x D x H): 442.0 mm x 600.0 mm x 88.1 mm (17.4 in. x 23.6 in. x 3.47 in. Weight (with two power modules and two fan modules, calculated based on the heaviest model if multiple models are supported): 21.3 kg |
| Environment parameters | Temperature | Operating temperature: 0°C to 40°C (32°F to 104°F) at altitude of 0-1800 m (0-5906 ft.) Storage temperature: -40°C to +70°C (-40°F to +158°F) |
| Relative humidity | 5% RH to 95% RH, noncondensing |
| Altitude | < 5000 m (16404 ft.) |
| Noise (sound pressure, 27°C) | Back-to-front airflow: < 58 dBA Front-to-back airflow: < 56 dBA |
| Power specifications | Power source type | AC/DC/high-voltage DC |
| AC power input | Rated input voltage range: 100 V AC to 130 V AC/200 V AC to 240 V AC, 50/60 Hz Maximum input voltage range: 90 V AC to 290 V AC, 47 Hz to 63 Hz |
| DC power input | Rated voltage range: -48 V DC to -60 V DC Maximum voltage range: -38.4 V DC to -72 V DC |
| High-voltage DC power input | Rated voltage of 240 V high-voltage DC power input: 240 V DC Maximum voltage range of 240 V high-voltage DC power input: 188 V DC to 290 V DC Rated voltage range of 380 V high-voltage DC power input: 240 V DC to 380 V DC Maximum voltage range of 380 V high-voltage DC power input: 188 V DC to 400 V DC |
| Rated input current | 1200 W AC&240 V DC power module (PAC-1K2WA series): 10 A (100 V AC to 130 V AC)/8 A (200 V AC to 240 V AC)/8 A (240 V DC) 1200 W high-voltage DC power module (PHD-1K2WA series): 8 A (240 V DC to 380 V DC) 1200 W DC power (PDC-1K2WA series): 38 A (-48 V DC to -60 V DC) |
| Chassis power consumption | Maximum power consumption | Fully configured with four CE88-D8CQ cards: 658 W Fully configured with four CE88-D16Q cards: 620 W Fully configured with four CE88-D24T2CQ cards: 747 W Fully configured with four CE88-D24S2CQ cards: 674 W |
| Typical power consumption | Fully configured with four CE88-D8CQ cards: 658 W Fully configured with four CE88-D16Q cards: 620 W Fully configured with four CE88-D24T2CQ cards: 747 W Fully configured with four CE88-D24S2CQ cards: 674 W Fully configured with four CE88-D24S2CQ-U cards: 795 W |
| Chassis heat dissipation | Maximum heat dissipation | Fully configured with four CE88-D8CQ cards: 398 W (100% throughput, QSFP28 cables on 32 ports, double power modules) Fully configured with four CE88-D16Q cards: 383 W (100% throughput, QSFP+ cables on 64 ports, double power modules) Fully configured with four CE88-D24T2CQ cards: 532 W (100% throughput, 3 m Ethernet cables on 96 ports and QSFP28 cables on 8 ports, double power modules) Fully configured with four CE88-D24S2CQ cards: 437 W (100% throughput, SFP28 cables on 96 ports and QSFP28 cables on 8 ports, double power modules) Fully configured with four CE88-D24S2CQ-U cards: 525 W (100% throughput, SFP28 cables on 96 ports and QSFP28 cables on 8 ports, double power modules) |
| Typical heat dissipation | Fully configured with four CE88-D8CQ cards: 2245 BTU/hr Fully configured with four CE88-D16Q cards: 2116 BTU/hr Fully configured with four CE88-D24T2CQ cards: 2549 BTU/hr Fully configured with four CE88-D24S2CQ cards: 2300 BTU/hr Fully configured with four CE88-D24S2CQ-U cards: 2713 BTU/hr |
| Surge protection | Power module: AC: 4 kV in common mode and 2.5 kV in differential mode DC: 4 kV in common mode and 2 kV in differential mode |
| Heat dissipation | Heat dissipation mode | Air cooling |
| Airflow | Front-to-back or back-to-front, which is determined by features of fan modules and power modules |
| Reliability and availability | Power module backup | 1+1 backup |
| Fan module backup | Two fan modules, working in 1+1 backup mode when the temperature is below 35°C |
| Hot swap | Supported by all power modules and fan modules |
| Mean time between failures (MTBF) | 36.02 years |
| Mean time to repair (MTTR) | 1.87 hours |
| Availability | 0.9999940608 |
| Technical specifications | Processor | 1.5 GHz, eight-core |
| DRAM Memory | 4 GB |
| NOR Flash | 32 MB |
| NAND Flash | 2 GB |
| Stack | Service port supporting the stack function | See the description of ports on each card. |
| Certification | Safety standards compliance EMC standards compliance Environmental standards compliance |
