MDS-G4012-4XGS Series

4XG+8G-port Layer 2 full Gigabit modular managed Ethernet switches

moxa-mds-g4012-4xgs-series-image-1-(1).jpg | Moxa

moxa-mds-g4012-4xgs-series-image-2-(1).jpg | Moxa

Features and Benefits

Multiple interface type modules for greater versatility
Up to 8 Gigabit Ethernet ports or SFP slots plus 4 embedded 10G Ethernet ports
Tool-free design for effortlessly adding or replacing modules without shutting down the switch
Ultra-compact size and multiple mounting options for flexible installation
Passive backplane to minimize maintenance efforts
Rugged die-cast design for use in harsh environments
Intuitive, HTML5-based web interface for a seamless experience across different platforms
High EMC immunity compliant with IEC 61850-3 and IEEE 1613
Hardware-based IEEE 1588 PTP for high-precision time synchronization

Certifications

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Introduction

The MDS-G4012-4XGS Series modular switches support 4 10GbE + 8 Gigabit ports, including 4 embedded ports, 2 interface module expansion slots, and 2 power module slots to ensure sufficient flexibility for a variety of applications. The highly compact MDS-G4012-4XGS Series is designed to meet evolving network requirements, ensuring effortless installation and maintenance, and features a hot-swappable module design that enables you to easily change or add modules without shutting down the switch or interrupting network operations.

The multiple types of interface modules (RJ45, SFP, and PoE+) and power units (24/48 VDC and 110/220 VAC/VDC) provide even greater flexibility as well as suitability for different operating conditions, delivering an adaptive full Gigabit platform that provides the versatility and bandwidth necessary to serve as an Ethernet aggregation/edge switch. Featuring a compact design that fits in confined spaces, multiple mounting methods, and convenient tool-free module installation, the MDS-G4012-4XGS Series switches enable versatile and effortless deployment without the need for highly skilled engineers. With multiple industry certifications and a highly durable housing, the MDS-G4012-4XGS Series can reliably operate in tough and hazardous environments such as power substations, mining sites, ITS, and oil and gas applications. Support for dual LV or HV power modules provides redundancy for high reliability and availability and also offers flexibility to accommodate the power requirements of different applications.

In addition, the MDS-G4012-4XGS Series features an HTML5–based, user-friendly web interface providing a responsive, smooth user experience across different platforms and browsers.

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Pre-installed Modules

4 embedded 10Gigabit ports
Module

2 slots for optional FE/GE modules
Slot Combination

See the LM-7000H module series datasheet for more information.

Note: The required power module depends on the choice of LM-7000H module. Refer to the following power/module combination requirements.

LM-7000H non-PoE modules:
Any power module

LM-7000H PoE modules:
PWR-HV-P48-A, PWR-LV-P48-A only
Standards

IEEE 802.3 for 10BaseT
IEEE 802.3u for 100BaseT(X) and 100BaseFX
IEEE 802.3ab for 1000BaseT(X)
IEEE 802.3z for 1000BaseX
IEEE 802.3x for flow control
IEEE 802.3ad for Port Trunk with LACP
IEEE 802.1Q for VLAN Tagging
IEEE 802.1D-2004 for Spanning Tree Protocol
IEEE 802.1w for Rapid Spanning Tree Protocol
IEEE 802.1p for Class of Service
IEEE 802.1X for authentication

Management

IPv4/IPv6
Flow control
Back Pressure Flow Control
DHCP Server/Client
ARP
DHCP Relay Agent (Option 82)
Fiber check
RARP
LLDP
Linkup Delay
Port Mirroring (SPAN, RSPAN)
SMTP
SNMP Trap
SNMP Inform
SNMPv1/v2c/v3
RMON
TFTP
SFTP
HTTP
HTTPS
Telnet
Syslog
Private MIB
Filter

GMRP
GVRP
GARP
802.1Q VLAN
IGMP Snooping v1/v2/v3
IGMP Querier
Redundancy Protocols

STP
RSTP
Turbo Ring v2
Turbo Chain
Ring Coupling
Link Aggregation
MRP
MSTP
Network Loop Protection
MRP Interconnection
Multiple Dual Homing
Multiple Network Coupling
Tracking
Security

Broadcast storm protection
DHCP Snooping
Dynamic ARP Inspection
IP Source Guard
Rate Limit
Trust access control
Static Port Lock
MAC Sticky
HTTPS/SSL
SSH
RADIUS
TACACS+
Login and Password Policy
Secure Boot
MAC Authentication Bypass
Access control list
IEEE 802.1AE MAC security
Time Management

SNTP
IEEE 1588v2 PTP (hardware-based)
Supported power profiles: IEEE 1588 Default 2008, IEC 61850-9-3-2016, IEEE C37.238-2017
NTP Server/Client
NTP Authentication
Protocols

IPv4/IPv6
TCP/IP
UDP
ICMP
ARP
RARP
TFTP
DNS
NTP Client
DHCP Server
DHCP Client
802.1X
QoS
HTTPS
HTTP
Telnet
SMTP
SNMPv1/v2c/v3
RMON
Syslog
VLAN Assignment
Industrial Protocols

EtherNet/IP
Modbus TCP
PROFINET
MIB

P-BRIDGE MIB
Q-BRIDGE MIB
IEEE8021-SPANNING-TREE-MIB
IEEE8021-PAE-MIB
IEEE8023-LAG-MIB
LLDP-EXT-DOT1-MIB
LLDP-EXT-DOT3-MIB
SNMPv2-MIB
RMON MIB Groups 1, 2, 3, 9
Power Substation

GOOSE Check
MMS
1588 PTP Power Profile IEC 61850-9-3
1588 PTP Power Profile C37.238-2017

MAC Table Size

16 K
Max. No. of VLANs

256
VLAN ID Range

VID 1 to 4094
IGMP Groups

1024
Jumbo Frame Size

9.216 KB
Priority Queues

8
Packet Buffer Size

12 Mbits

LED Indicators

PWR, EPS, STATE, SYNC, FAULT, MSTR/HEAD, CPLR/TAIL

Console Port

RS-232 (RJ45)

USB Connector

USB Type A

Digital Input Channels

1 (On MGMT Module)
Digital Inputs

+13 to +30 V for state 1
-30 to +3 V for state 0
Max. input current: 8 mA
Alarm Contact Channels

3 (On MGMT, PWR1, PWR2 Module)
Relay output with current carrying capacity of 2 A @ 30 VDC
Buttons

Reset button

Input Voltage

With PWR-HV-P48–A installed:
110/220 VDC, 110 VAC, 60 HZ, 220 VAC, 50 Hz, PoE: 48 VDC

With PWR-LV-P48–A installed:
24/48 VDC, PoE: 48 VDC

With PWR-HV-NP installed
110/220 VDC, 110 VAC, 60 HZ, 220 VAC, 50 Hz

With PWR-LV-NP installed:
24/48 VDC
Operating Voltage

With PWR-HV-P48–A installed:
88 to 300 VDC, 90 to 264 VAC, 47 to 63 Hz, PoE: 46 to 57 VDC

With PWR-LV-P48–A installed:
18 to 72 VDC, PoE: 46 to 57 VDC

With PWR-HV-NP installed:
88 to 300 VDC, 90 to 264 VAC, 47 to 63 Hz

With PWR-LV-NP installed:
18 to 72 VDC
Input Current

With PWR-HV-P48-A/PWR-HV-NP installed:
Max. 0.38 A @ 110 VDC
Max. 0.20 A @ 220 VDC
Max. 0.75 A @ 110 VAC
Max. 0.48 A @ 220 VAC

With PWR-LV-P48-A/PWR-LV-NP installed:
Max. 1.90 A @ 24 VDC
Max. 0.95 A @ 48 VDC

EPS (PoE models only):
Max. 8.2 A @ 48 VDC

Note: These are the input current ratings for the device with the maximum number of modules installed.
Power Consumption (Max.)

With PWR-HV-P48-A/PWR-HV-NP installed:
Max. 41.8 W @ 110 VDC
Max. 44.2 W @ 220 VDC
Max. 46.6 W @ 110 VAC
Max. 46.5 W @ 220 VAC

With PWR-LV-P48-A/PWR-LV-NP installed:
Max. 45.8 W @ 24 VDC
Max. 45.8 W @ 48 VDC

Note: These are the maximum power consumption ratings for the device with the maximum number of modules installed.
Overload Current Protection

Supported
Reverse Polarity Protection

Supported
Max. PoE Power Output per Port

36 W
Total PoE Power Budget

Max. 360 W (with one power supply) for total PD consumption at 48 VDC input for PoE systems

Max. 360 W (with one power supply) for total PD consumption at 53 to 57 VDC input for PoE+ systems

Max. 720 W (with two power supplies) for total PD consumption at 48 VDC input for PoE systems

Max. 720 W (with two power supplies) for total PD consumption at 53 to 57 VDC input for PoE+ systems

IP Rating

IP40
Dimensions

197 x 115 x 163.25 mm (7.76 x 4.53 x 6.43 in)
212 x 115 x 163.25 mm (8.35 x 4.53 x 6.43 in) with dual PWR-HV-P48-A/PWR-LV-P48-A power modules installed
Weight

3,030 g (6.68 lb)
Installation

DIN-rail mounting
Wall mounting (with optional kit)
Rack mounting (with optional kit)

Operating Temperature

-40 to 75°C (-40 to 167°F)
Storage Temperature (package included)

-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity

5 to 95% (non-condensing)

Safety

EN IEC 62368-1
IEC 62368-1
UL 62368-1
IEC 60950-1
UL 61010-2-201
EN 61010-2-201
EMC

EN 55032/35
EN 61000-6-2/-6-4
EMI

CISPR 32, FCC Part 15B Class A
EMS

IEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 20 V/m
IEC 61000-4-4 EFT: Power: 4 kV; Signal: 4 kV
IEC 61000-4-5 Surge: Power: 4 kV; Signal: 4 kV
IEC 61000-4-6 CS: 10 V
IEC 61000-4-8 PFMF
IEC 61000-4-11 Voltage Dips & Interruptions
Railway

EN 50121-4
Traffic Control

NEMA TS2
Shock

IEC 60068-2-27
Freefall

IEC 60068-2-31
Vibration

IEC 60068-2-6
Power Substation

IEC 61850-3
IEEE 1613

Time

794,532 hrs
Standards

Telcordia Standard SR-332

Warranty Period

5 years
Details

See www.moxa.com/warranty

Download datasheet

Software, Firmware, and Drivers

Name	Type	Checksum	Version	Release Date
Firmware for MDS-G4000-4XGS Series 55.6 MB	Firmware	120364CA0322D9DCCC1A9D1948E4564516D3AE96D2C12F8B187A96D4CE5C54876D5C34C59902BCBC21D9D59CA14C48EB47913A9039D4B6B2D2BBE132BF3AC2EE SHA-512	v5.0	Aug 01, 2025 Aug 01, 2025 Release notes
AOI file for MDS-G4000-4XGS Series 57.6 KB	Software Package	A5F630B0D5A952F1CA93BE601792269A3BC80AAB565D4BC4CD93A474CC6E7D0AA6BF4FAE1A554D463941E3503B1EA08ECBC36A4C5D863B0F9709155E117F71DD SHA-512	v2.0	Aug 01, 2025 Aug 01, 2025 Release notes
MIB file for MDS-G4000-4XGS Series 420.3 KB	Software Package	0CCB4D322517234FF93448B5A55994E7688ECE9149BB10CF8C22BA089A32F549EBA4471DA4FC1FAD43CF28A1E72C5C3AA1ADA2F2AC9155D76FD213DE78BCFDFB SHA-512	v5.0	Aug 01, 2025 Aug 01, 2025 Release notes
GSD file for MDS-G4000-4XGS Series 72.6 KB	Software Package	0F388E1E7E2F5890F9CE9790031328647633DA1B967EC42FDBEE8285329155B8668D9C0F8FAF8043FC98017A4C3FC8CAA70E2B93EBAB8A5927448703C1301FD2 SHA-512	v1.0	Aug 01, 2025 Aug 01, 2025 Release notes
EDS file for MDS-G4000-4XGS Series 147.9 KB	Software Package	3640D30E67580B68F63DC75F89B451F9C049468D97E2739870E1450042BB8348B92C1B8E4C148B6547E5FB6AB9C512081974C690439F7CC9D63CC877F7C39A3F SHA-512	v2.0	Aug 01, 2025 Aug 01, 2025 Release notes
Firmware for MDS-G4000-4XGS Series 64.4 MB	Firmware	B0B9529ABB712538C656C3E5851EDD8D0F3ACFB95E55702D8135022370644385BD8D870282B346E5F8D6AC4FA7277764FDA5C61B917E4F3FC287584FF303FD6A SHA-512	v4.0	Sep 26, 2023 Sep 26, 2023 Release notes
Software Package for MDS-G4000-4XGS Series (MIB file) 403.7 KB	Software Package	005516855DA3678BF3F3AA3546D0B24A6FECDC8484ED8EE67BDA4C2D9BBE574EEA09F88F6650649BE937BF0A4D0CBA673DCFBAC57B61EB080F0A7D483B19E60E SHA-512	v4.0	Sep 26, 2023 Sep 26, 2023 Release notes

Support Documents

Name	Type	Version	Release Date
Moxa Managed Switch MX-NOS (v5.x) Command Line Interface User Manual 6.8 MB	Manual	v1.1	Aug 01, 2025 Aug 01, 2025
Moxa Managed Switch MX-NOS (v5.x) User Manual 23.3 MB	Manual	v1.1	Aug 01, 2025 Aug 01, 2025
FOSS Statement for MX-NOS v5.x 1.2 MB	Declaration	v1.1	Aug 01, 2025 Aug 01, 2025
Datasheet for MDS-G4012-4XGS Series 2.0 MB	Datasheet	v1.4	Aug 01, 2025 Aug 01, 2025
FOSS Statement for Various MDS, MDS4XGS, RKS, EDS Series Products 2.2 MB	Declaration	v1.0	Aug 14, 2024 Aug 14, 2024
QIG for MDS-G4000-4XGS/MDS-G4000-L3-4XGS Series 3.9 MB	QIG	v1.4	Aug 08, 2024 Aug 08, 2024
Moxa Managed Switch Next-generation OS (v4.x) Layer 2 Command Line Interface User Manual 5.4 MB	Manual	v1.2	Jun 26, 2024 Jun 26, 2024
Moxa Managed Switch Next-generation OS (v4.x) Layer 2 User Manual 18.7 MB	Manual	v1.3	Jun 26, 2024 Jun 26, 2024
Declaration of Conformity for MDS-G4012/G4020/G4028-4XGS with LM-7000H Module Series 294.7 KB	Declaration	v1.0	Dec 27, 2023 Dec 27, 2023

Available Models (1)

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Layer	2
Total No. of Ports	12
10G SFP+ Slots	4
100/1000Base SFP Slots	Up to 8
10/100/1000BaseT(X) Ports RJ45 Connector	Up to 8
10/100BaseT(X) Ports RJ45 Connector	Up to 8
Operating Temp.	-40 to 75°C
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