J9980A Specifications | |
Type | HPE 1820-24G Switch |
Physical Specifications | |
Dimensions (W x D x H) | 44.25 x 24.61 x 4.39 cm (17.42 x 9.69 x 1.73 in) (1U height) |
Weight | 2.72 kg (6 lb) |
Technical Specifications | |
I/O ports and slots | · 24 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only
Supports a maximum of 24 autosensing 10/100/1000 ports plus 2 SFP ports |
Memory and processor | ARM Cortex-A9 @ 400 MHz, 128MB SDRAM; Packet buffer size: 1.5MB, 16MB flash |
Performance | 100 Mb Latency: <7 µs (LIFO 64-byte packets) 1000 Mb Latency: <2 µs (LIFO 64-byte packets) Throughput: Up to 38.6 Mp/s (64-byte packets) Switching capacity: 52 Gb/s MAC address table size: 8000 entries |
Reliability | MTBF (years): 80.00 |
Management | Web browser |
Environmental Specifications | |
Operating temperature | 0° to 40°C (32° to 104°F) |
Operating relative humidity | 15% to 95% @ 40°C (104°F) |
Nonoperating/Storage temperature | -40° to 70°C (-40° to 158°F) |
Nonoperating/Storage relative humidity | 15% to 95% @ 60°C (140°F) |
Altitude | Up to 3 km (9,842 ft) |
Acoustic | Power: 0 dB no fan |
Electrical Specifications | |
Frequency | 50/60 Hz |
Voltage | 100 - 127 / 200 - 240 V ac, rated (depending on power supply chosen) |
Current | 0.5/0.3 A |
Maximum power rating | 22 W |
Idle power | 16.9 W |
PoE power | 65 W PoE+ |
Safety Certifications | |
Safety | UL 60950-1; EN 60825; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1 |
Emissions | FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A F |
Immunity | Generic: EN 55024, CISPR 24 EN: EN 55024, CISPR 24 ESD: IEC 61000-4-2 Radiated: IEC 61000-4-3 EFT/Burst: IEC 61000-4-4 Surge: IEC 61000-4-5 Conducted: IEC 61000-4-6 Power frequency magnetic field: IEC 61000-4-8 Voltage dips and interruptions: IEC 61000-4-11 Harmonics: EN 61000-3-2, IEC 61000-3-2 Flicker: EN 61000-3-3, IEC 61000-3-3 |
Standard and protocols | |
Denial of service protection | CPU DoS Protection |
General protocols | IEEE 802.1D Spanning Tree Protocol IEEE 802.1p Priority IEEE 802.1Q VLANs IEEE 802.1W Rapid Spanning Tree Protocol IEEE 802.3ad Link Aggregation Control Protocol (LACP) IEEE 802.3x Flow Control RFC 1534 DHCP/BOOTP Interoperation RFC 2030 Simple Network Time Protocol (SNTP) v4 |
Network management | IEEE 802.1AB Link Layer Discovery Protocol (LLDP) |
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