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724-746-5500    |    blackbox.com

724-746-5500    |    blackbox.com

724-746-5500    |    blackbox.com

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© Copyright 2016. Black Box Corporation. All rights reserved.  
Black Box and the Double Diamond logo are registered trademarks of 
BB Technologies, Inc. Any other trademarks mentioned in this manual 
are acknowledged to be the property of the trademark owners.

Quick Start Guide

LIG401A has (4) RJ-45 and (1) SFP ports. 
LIE401A has (4) RJ-45 PoE+ and (1) SFP ports.

Industrial Gigabit Ethernet Switches

LIG401A

LIE401A

LIG401A, LIE401A Quick Start Guide

1. What’s Included

Your package should contain the following items. If any-
thing is missing or damaged, contact Black Box Technical 
Support at 724-746-5500 or [email protected].

•  (1) Industrial Gigabit Ethernet Switch -  

(4)  RJ-45, (1) SFP (LIG401A)

   OR

    (1) Industrial Gigabit Ethernet PoE+ Switch - (4)  RJ-45, (1) 

SFP (LIE401A)

• (2) wallmount brackets

• (1) DIN-rail clip

•  (4) M4 screws (for the wallmount brackets  

or DIN-rail clip)

• (1) DC power terminal block

• This Quick Start Guide

2. Overview

The Industrial Gigabit Ethernet Switches support standard 
industrial applications without complex setup to make the 
network truly plug-and-play.

WARNING! When a connector is removed during 
installation, testing, or servicing, or when an  
energized fiber is broken, your eyes might be  
exposed to to hazardous laser output power.

Mechanical

Connectors

LIG401A: 
   (5) RJ-45, 10/100/1000 Mbps  
      speed auto-negotiation,  
      MDI-MDI-X auto-crossover 
    (1) 100/1000BASE-SFP  
       module slot; 
LIE401A: 
    (5) RJ-45, IEEE 802.3at  
       PoE PSE ports,  
      10/100/1000 Mbps speed  
      auto-negotiation,  
       MDI-MDI-X auto-crossover; 
    (1) 100/1000BASE-SFP  
        module slot

Ingress protection

IP30

Dimensions (without 
DIN rail clip)

LIG401A: 4.4”H x 1.1”W x 3.5”D  
   (11.2 x 2.9 x 8.9 cm); 
LIE401A: 5.4”H x 1.1”W x 4.2”D  
   (13.9 x 2.9 x 10.7 cm)

Weight

LIG401A: 0.70 lb. (0.32 kg); 
LIE401A: 1 lb. (0.46 kg)

Installation Options

DIN-rail mounting; 
Wallmounting

Power

PoE

LIG401A: No; 
LIE401A: Yes

Input

Redundant input terminals, reverse power pro-
tection

Input Voltage

LIG401A: 12–58 VDC; 
LIE401A: 12–58 VDC, 54–58 V  
   for PoE+, 48–58 V for PoE

Environmental

Operating 
Temperature

-40 to +167° F (-40 to +75° C), cold startup at 
-40° C

Storage Temperature

-40 to +185° F (-40 to +85° C)

Humidity

5 to 95% RH (non-condensing)

Specifications

LED Name

Status

Condition

PoE 
(LIE401A only)

ON, Green

PoE is working

OFF

PoE is not working

P1

ON, Green

P1 power line has power

OFF

P1 power line is disconnected 
or does not have power

P2

ON, Green

P2 power line has power

OFF

P2 power line is disconnected 
or does not have power

Alarm

ON, Red

Power failure alarm occurs

OFF

No power failure alarm

(4) Link/Act 
LEDs for RJ-45 
ports

On, Green

Ethernet link is up but no  
traffic is detected

OFF

Ethernet link is down

(4) Speed LEDs 
for RJ-45 ports

ON, Yellow

1000-Mbps connection is 
detected.

OFF

No link, a 10-Mbps or 100-
Mbps connection is detected

(1) Link/Act LED 
for SFP port

ON, Green

Ethernet link is up

OFF

Ethernet link is down

(1) Speed LED 
for SFP port

ON, Yellow

SFP port speed 1000-Mbps 
connection is detected

OFF

No link, or an SFP port speed 
100-Mbps connection is 
detected

LIG401A, LIE401A Quick Start Guide

LED Indicators on the LIE401A and LIG401A

lig401a_lie401a_qsg_rev1

Order toll-free in the U.S.:  

Call 877-877-BBOX  

(outside U.S. call 1-724-746-5500)
FREE technical support  

24 hours a day, 7 days a week:  

Call 724-746-5500 or  

fax 724-746-0746
Web site: www.blackbox.com   
E-mail: [email protected]

Customer 

Support 

Information

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