- Overview
-
HPE OfficeConnect 1820 Series switches are basic Gigabit web managed "smart" Layer 2 switches suppting Virtual LANs (VLANs) and Link Aggregation, designed f small businesses looking f key features in an easy to administer solution. This J9983A has 24 x 10/100/1000 pts, 12 of which suppt Power over Ethernet PoE+/PoE with a power budget of 185W. Additionally, the switch has two true non combo 1000/100 SFP pts f fiber connectivity. Part of the OfficeConnect ptfolio of small business netwking products from Hewlett Packard Enterprise.
Quick Spec
Figure 1 shows the appearance of HPE J9983A.
Table 1 shows the quick spec.
Product Code
J9983A
Type
HPE 1820-24G-PoE+ (185W) Switch
Pts
- · 12 RJ-45 autosensing 10/100/1000 PoE+ pts; Duplex: 10BASE-T/100BASE-TX: half full; 1000BASE-T: full only
- · 12 RJ-45 autosensing 10/100/1000 pts (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half full; 1000BASE-T: full only
- · 2 SFP 100/1000 Mb/s pts (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)
Throughput:
Up to 38.6 Mp/s (64-byte packets)
Switching capacity
52 Gb/s
PoE Power
185W
Minimum 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
3.31 kg (7.3 lb)
Product Details
Figure 2 shows the front panel of HPE J9983A.
Note:
①
PoE+ pts 1-12
②
Power and Fault/Locat LEDs
③
Reset button
④
Mode button
⑤
24 × 10/100/1000BASE-T RJ-45 pts
⑥
2 × SFP Pts
Compare to Similar Items
Table 2 shows the comparison.
Product Code
J9981A
J9983A
J9984A
Type
HPE 1820-48G Switch
HPE 1820-24G-PoE+ (185W) Switch
HPE 1820-48G-PoE+ (370W) Switch
Throughput
Up to 77.3 Mp/s (64-byte packets)
Up to 38.6 Mp/s (64-byte packets)
Up to 77.3 Mp/s (64-byte packets)
Switching capacity
104 Gb/s
52 Gb/s
104 Gb/s
PoE capability
N/A
185 W
370 W
Get Me Infmation
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- Specification
J9983A Specifications
Type
HPE 1820-24G-PoE+ (185W) 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
3.31 kg (7.3 lb)
Technical Specifications
I/O ports and slots
- · 12 RJ-45 autosensing 10/100/1000 PoE+ ports; Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only
- · 12 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
- · 2 SFP 100/1000 Mb/s ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)
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): 64.52
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 21.1°C (-40° to 70°F)
Nonoperating/Storage relative humidity
15% to 95% @ 60°C (140°F)
Altitude
Up to 3 km (9,842 ft)
Acoustic
Power: 45 dB
Electrical Specifications
Frequency
50/60 Hz
Voltage
100 - 127 / 200 - 240 V ac, rated (depending on power supply chosen)
Current
2.6/1.3 A
Maximum power rating
240 W
Idle power
28.3 W
PoE power
185 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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