中文版
Description
A4H254-8F8T
(see Figure 1-2 on page 1-2)
• Eight 10/100Base-T ports (labeled odd numbers 1 – 15)
• Eight 100Base-FX MT-RJ ports (labeled even numbers 2
– 16)
• Two 10/100/1000Base-T RJ45 ports which can be used
as stacking ports or as Ethernet uplink ports (labeled 17
and 18)
• Two Gigabit Ethernet SFP ports (labeled 19 and 20)
Processors/Memory
Processor MPC8241, 266 MHz processor
Synchronous Dynamic Random Access
Memory (SDRAM)
256 MB
FLASH Memory 32 MB
Physical
Dimensions 44 W x 4.4 H x 36.5 D cm
17.3 W x 1.7 H x 14.4 D in
Approximate Weight • A4H124-24FX — 4.85 kg (10.7 lb)
• A4H254-8F8T — 4.78 kg (10.5 lb)
Mean Time Between Failure (MTBF) Refer to the MTBF web site at URL
http://www.enterasys.com/support/mtbf/
Power Specifications
Input Voltage 100 to 240 VAC
Power Consumption • A4H124-24FX — 65.7 W
• A4H254-8F8T — 47.1 W
Input Frequency 50 to 60 Hz
Input Current • A4H124-24FX — 1.0A Max
• A4H254-8F8T — 1.0A Max
Thermal Output Same as Power Consumption (above)
Environmental
Operating Temperature 0°C to 50°C (32°F to 122°F)
Storage Temperature -40°C to +70°C (-40°F to 158°F)
Operating Relative Humidity 5% to 95% (non-condensing)
Altitude Operational up to 10,000 feet
Non-operationally tested to 15,000 feet
Performance
Throughput capacity wirespeed Mpps
(switch/stack)
• A4H124-24FX — 9.5 Mpps / 76.2 Mpps
• A4H254-8F8T — 8.3 Mpps / 66.7 Mpps
Switching capacity (switch/stack) • A4H124-24FX — 12.8 Gbps / 102.4 Gbps
• A4H254-8F8T — 11.2 Gbps / 89.6 Gbps
Stacking capacity(switch/stack) No dedicated stacking ports on these switches. The
10/100/1000 ports can be used for stacking or uplinks.
Aggregate throughput capacity
(switch/stack)
• A4H124-24FX — 12.8 Gbps / 102.4 Gbps
• A4H254-8F8T — 11.2 Gbps / 89.6 Gbps
A4H124-24 24 x 10/100, (2) SFP Ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
A4H124-24P 24 x 10/100 PoE (.af), (2) SFP Ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
A4H124-48 48 x 10/100, (2) SFP Ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
A4H124-48P 48 x 10/100 PoE (.af), (2) SFP Ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
A4H124-24FX 24 x 100Base-FX, (2) SFP Ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
A4H254-8F8T 8 x 100Base-FX plus 8 x 10/100, (2) SFP ports, (2) 10/100/1000 stacking/uplink RJ45 ports, Ext RPS
CONTACT US
Manager:Sunny
QQ:3095989363
FB: sales@xiongbagk.cn
Whats:86+18059884797
E-mail :sales@xiongbagk.cn
Our Services
Fast delivery (Stock products will be delivered within 1-2 days)
Rich experience (over 10 years of establishment)
Large inventory (various brands and overseas warehouses)
Quality insurance (clear product condition, 1-year warranty)
Over the years, we have focused on the trade of high quality parts in the industrial field
Automation, focusing on PLC components, DCS and CNC technology and drive technology.
In particular, you can also obtain discontinued components from our original factory
Manufacturer for years, no longer commercially available or difficult to obtain.
* Our mission is to help you!
* Reduce maintenance costs!
The company’s products are widely used in CNC machinery and metallurgy, oil and gas, petrochemical,
Chemical industry, paper printing, textile printing and dyeing, machinery, electronic manufacturing,
Automobile manufacturing, tobacco, plastic machinery, electricity, water conservancy,
Water treatment/Environmental Protection, Municipal Engineering, boiler heating, Energy, transmission and distribution.
Please contact Sunny sales@xiongbagk.cn for the best price.
➱ sales manager: Sunny
➱ email mailto: sales@xiongbagk.cn
➱ Skype/WeChat: 18059884797
➱ phone/Whatsapp: + 86 18059884797
➱ QQ: 3095989363
➱ Website:www.sauldcs.com
