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P/N:A625012300G

1. Install the converter in a ventilated and dry place that is free of electromagnetic source, vibration, moisture, and dust. 

2. Make sure the ventilation openings on the converter are not blocked. 

Single-mode): 9/125um ,1310nm.

4. DC input (48~57VDC or 12~56VDC). Follow the printed polarity for V+, V-, and Ground.  

5. Digital output (relay): ON/OFF, support 24VDC/1A. Digital input: level 0(Low), level 1(High). 

L2 Gigabit PoE Switches

Quick Installation Guide

The D51 series is a 4/8 port 10/100/1000BaseT at PoE/ bt PoE switch capable of feeding 15.4/30W or 15.4/30//60/90W 

(54Vmax. per port) power to Power over Ethernet (PoE) devices. It comes with another 2x GbE TP port + 2xGbE SFP port or 

4xGbE SFP port. 

IMPORTANT

INTRODUCTION

CONNECTION

* 1x PoE switch

* 1x Quick Installation Guide

* 1x 4-pin terminal block

* 2x 2-pin terminal block

* 1x DB9F-RJ45 console cable

* 1x DIN rail bracket

PACKAGE CONTENTS

1. Pull out the 4-pin terminal block.

2. Connect power wires to V+, and V-.  

4. install the 4-pin terminal block.    

Model

Description

D51-044-30

4xGbE 30W PoE+2xGbE SFP+2xGbE RJ45

48-56 VDC Input

D51-044-90

4xGbE 90W bt PoE+2xGbE SFP+2xGbE RJ45

48-56 VDC Input

D51-084-30

8xGbE 30W PoE+4xGbE SFP

48-56 VDC Input

Model

Description

D51-044-30-DC

4xGbE 30W PoE+2xGbE SFP+2xGbE RJ45

12-56 VDC Input

D51-044-90-DC

4xGbE 90W bt PoE+2xGbE SFP+2xGbE RJ45

12-56 VDC Input

D51-084-30-DC

8xGbE 30W PoE+4xGbE SFP

12-56 VDC Input

D51-044-30

D51-044-90

D51-084-30

D51-044-30-DC

D51-044-90-DC

D51-084-30-DC

10/100/1000

PoE RJ45 ports

100/1000

SFP ports

Digital input

Digital output relay

Console port

10/100/1000

PoE RJ45 ports

100/1000

SFP ports

10/100/1000

RJ45 ports

100/1000

SFP ports

10/100/1000

RJ45 ports

10/100/1000

PoE RJ45 ports

Console port

Console port

Power1 LED

Power2 LED

48~56VDC Input

DO LED

Reset button

Digital input

Digital output relay

Digital input

Digital output relay

Power1 LED

Power2 LED

48~56VDC Input

DO LED

Reset button

Power1 LED

Power2 LED

48~56VDC Input

DO LED

Reset button

10/100/1000

PoE RJ45 ports

100/1000

SFP ports

Console port

Digital input

Digital output

relay

Power1 LED

Power2 LED

12~56VDC Input

DO LED

Reset button

10/100/1000

PoE RJ45 ports

100/1000

SFP ports

Console port

Digital input

Digital output

relay

Power1 LED

Power2 LED

12~56VDC Input

DO LED

Reset button

10/100/1000

PoE RJ45 ports

100/1000

SFP ports

Console port

Digital input

Digital output

relay

Power1 LED

Power2 LED

12~56VDC Input

DO LED

Reset button

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