HP 1820 48G PoE+ (370W) Switch รุ่น J9984A

Product Specification

Overview

HPE Office Connect HPE-1820-48G-PoE+ (J9984A) L2-Managed POE Switch 48 Port ความเร็ว Gigabit, 2 Port SFP จ่ายไฟ POE มาตรฐาน 802.3af/at 24 Port 370W

รองรับการบริหารจัดการผ่าน Web, Port Mirroring, QOS, VLAN

Port

24 RJ-45 autosensing 10/100/1000 PoE+ ports; Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 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: 10BASET/ 100BASE-TX: half or full; 1000BASE-T: full only

4 SFP 100/1000 Mbps ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)

Supports a maximum of 48 autosensing 10/100/1000 ports plus 4 SFP ports

Dimensions

17.42(w) x 12.7(d) x 1.73(h) in (44.25 x 32.26 x 4.39 cm) (1U height)

Weight

9.7 lb (4.4 kg)

Memory and processor

ARM Cortex-A9 @ 400 MHz, 128 MB SDRAM, 16 MB flash; packet buffer size: 1.5 MB

100 Mb Latency

< 7 μs (LIFO 64-byte packets)

1000 Mb Latency

< 2 μs (LIFO 64-byte packets)

Throughput

up to 77.3 Mpps (64-byte packets)

Switching capacity

104 Gbps

MAC address table size

16000 entries

MTBF (years)

45.05

Operating temperature

32°F to 104°F (0°C to 40°C)

Operating relative humidity

15% to 95% @ 104°F (40°C)

Non-Operating temperature

-40°F to 158°F (-40°C to 70°C)

Non-Operating relative humidity

15% to 95% @ 140°F (60°C)

Altitude

up to 9,842 ft (3 km)

Acoustic

Power: 45 dB

Frequency

50/60 Hz

Voltage

100 - 127 / 200 - 240 VAC

Current

5.1/2.6 A

Maximum power rating

481 W

Idle power

54.8 W

PoE power

370 W PoE+

Safety

UL 60950-1; EN 60825; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1

Emmissions

FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A

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)