Page 5
Switch Model Specifications (cont.)
A2H124-24 A2H124-24P A2H124-48 A2H124-48P
Performance
Throughput Capacity
wire-speed Mpps
(switch / stack)
9.5 Mpps / 76.2 Mpps 9.5 Mpps / 76.2 Mpps 13.1 Mpps / 104.8 Mpps 13.1 Mpps / 104.8 Mpps
Switching Capacity
(switch / stack)
12.8 Gbps / 102.4 Gbps 12.8 Gbps / 102.4 Gbps 17.6 Gbps / 140.8 Gbps 17.6 Gbps / 140.8 Gbps
Stacking Capacity
(switch / stack)
No dedicated stacking ports
on A2; 10/100/1000 can be
used for stacking or uplinks
No dedicated stacking ports on
A2; 10/100/1000 can be used
for stacking or uplinks
No dedicated stacking ports on
A2; 10/100/1000 can be used
for stacking or uplinks
No dedicated stacking ports on
A2; 10/100/1000 can be used
for stacking or uplinks
Aggregate Throughput
Capacity (switch / stack)
12.8 Gbps / 102.4 Gbps 12.8 Gbps / 102.4 Gbps 17.6 Gbps / 140.8 Gbps 17.6 Gbps / 140.8 Gbps
PoE Specifications
802.3af Compliance N/A Yes N/A Yes
System Power N/A 360 watts per switch with up
to 15.4 watts per port
Per-port switch power monitor:
• Enable/disable
• Priority safety
• Overload & short circuit
protection
N/A 360 watts per switch with up
to 15.4 watts per port
Per-port switch power monitor:
• Enable/disable
• Priority safety
• Overload & short circuit
protection
Physical Specifications
Dimensions (H x W x D) H: 4.4 cm (1.73”)
W: 44.1 cm (17.36”)
D: 21.0 cm (8.27”)
H: 4.4 cm (1.73”)
W: 44.1 cm (17.36”)
D: 36.85 cm (14.51”)
H: 4.4 cm (1.73”)
W: 44.1 cm (17.36”)
D: 36.85 cm (14.51”)
H: 4.4 cm (1.73”)
W: 44.1 cm (17.36”)
D: 36.85 cm (14.51”)
Net Weight 2.61 kg (5.75 lb) 5.78 kg (12.73 lb) 4.73 kg (10.42 lb) 6.39 kg (14.08 lb)
MTBF 124,279 hours 201,377 hours 115,219 hours 169,150 hours
Physical Ports • (24) 10/100 auto-sensing,
auto-negotiating, MDI/
MDI-X, RJ45 ports
• (2) mini-GBIC ports
• (2) 10/100/1000 stacking/
uplink RJ45 ports
• (1) DB9 console port
• (1) RPS port
• (24) 10/100 PoE auto-
sensing, auto-negotiating,
MDI/MDI-X, RJ45 ports
• (2) mini-GBIC ports
• (2) 10/100/1000 stacking/
uplink RJ45 ports
• (1) DB9 console port
• (1) RPS port
• (48) 10/100 auto-sensing,
auto-negotiating, MDI/MDI-X,
RJ45 ports
• (2) mini-GBIC ports
• (2) 10/100/1000 stacking/
uplink RJ45 ports
• (1) DB9 console port
• (1) RPS port
• (48) 10/100 PoE auto-
sensing, auto-negotiating,
MDI/MDI-X, RJ45 ports
• (2) mini-GBIC ports
• (2) 10/100/1000 stacking/
uplink RJ45 ports
• (1) DB9 console port
• (1) RPS port
Power Requirements
Nominal Input Voltage 100 – 240 VAC 100 – 240 VAC 100 – 240 VAC 100 – 240 VAC
Input Frequency 50 – 60 Hz 50 – 60 Hz 50 – 60 Hz 50 – 60 Hz
Input Current 1.0 A Max 5.0 A Max 1.0 A Max 5.0 A Max
Power Consumption 29 watts 444 watts 50 watts 462 watts
Temperature
IEC 6-2-1
Standard Operating
Temperature
0° to 50° C
(32° to 122° F)
0° to 50° C
(32° to 122° F)
0° to 50° C
(32° to 122° F)
0° to 50° C
(32° to 122° F)
IEC 6-2-14
Non-Operating
Temperature
-40° to 70° C
(-40° to 158° F)
-40° to 70° C
(-40° to 158° F)
-40° to 70° C
(-40° to 158° F)
-40° to 70° C
(-40° to 158° F)
Heat Dissipation 98 BTUs/Hr 166 BTUs/Hr 170 BTUs/Hr 284 BTUs/Hr
Humidity
Operating Humidity 5% - 95% non-condensing 5% - 95% non-condensing 5% - 95% non-condensing 5% - 95% non-condensing
Vibration
IEC 68-2-6, IEC68-2-36 IEC 68-2-6, IEC68-2-36 IEC 68-2-6, IEC68-2-36 IEC 68-2-6, IEC68-2-36
Shock
IEC 68-2-29 IEC 68-2-29 IEC 68-2-29 IEC 68-2-29
Drop
IEC 68-2-32 IEC 68-2-32 IEC 68-2-32 IEC 68-2-32