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Brand: MOXA
Moxa AWK-3131A-EU Wi-Fi 4 Industrial AP/Bridge/Client
Description
How the AWK-3131A-EU connects machines wirelessly
An industrial Wi-Fi 4 AP, bridge and client for the EU band with dual-band operation, client-router and master/slave modes, two digital inputs, a relay alarm output and an option to power the unit with 48 VDC over Ethernet. Moxa’s own one-line description of the AWK-3131A-EU reads: Industrial Wi-Fi 4 (802.11n) wireless AP/bridge/client, EU band, -25 to 60°C operating temperature.
From the manufacturer’s specification table, the power input is 12 to 48 VDC; Redundant dual inputs; 48 VDC Power over Ethernet; operating temperature is -25 to 60°C (-13 to 140°F); dimensions are 52.7 x 135 x 105 mm (2.08 x 5.32 x 4.13 in); weight is 860 g (1.9 lb); the enclosure is rated IP30.
Standards and approvals printed for this model include hazardous-location listings of ATEX; Class I Division 2; IECEx; safety standard UL 60950-1; EN 62368-1. Approvals can differ between variants of a series, so check the one on the exact order code.
Technical specifications
| Parameter | Specification |
|---|---|
| WLAN Standards | 2.4 GHz: 802.11n with 64 QAM support, 20/40 MHz; 5 GHz: 802.11n with 64 QAM support,20/40 MHz; WMM for QoS |
| Wireless Security | WEP encryption (64-bit and 128-bit); WPA/WPA2-Enterprise (IEEE 802.1X/RADIUS, TKIP, AES); WPA/WPA2-Personal |
| Wireless Roaming | Turbo Roaming The Turbo Roaming recovery time indicated herein is an average of test results documented, in optimized conditions, across APs configured with … |
| Transmission Rate | 2.4 GHz: Up to 144.4 Mbps; 5 GHz: Up to 300 Mbps |
| WLAN Operation Mode | Access point; Client; Client-Router; Master; Slave; Sniffer |
| Antenna | External, 2/2 dBi; Omni-directional |
| Antenna Connectors | 2 RP-SMA female |
| PoE Ports (10/100/1000BaseT(X), RJ45 connector) | 1 |
| Routing | Port forwarding; Static Route; NAT |
| Redundancy Protocols | RSTP; STP |
| Security | HTTPS/SSL; RADIUS; SSH |
| Time Management | SNTP Client |
| Filter | ICMP; MAC address; IP protocol; Port-based |
| Console Port | RS-232; 8-pin RJ45 |
| Digital Inputs | 2; Max. input current: 8 mA; +13 to +30 V for state 1; +3 to -30 V for state 0 |
| Alarm Contact Channels | Relay output with current carrying capacity of 1 A @ 24 VDC |
| Buttons | Reset button |
| Housing | Metal |
| IP Rating | IP30 |
| Dimensions | 52.7 x 135 x 105 mm (2.08 x 5.32 x 4.13 in) |
| Weight | 860 g (1.9 lb) |
| Installation | DIN-rail mounting; Wall mounting (with optional kit) |
| Input Current | 0.6 A @ 12 VDC, 0.15 A @ 48 VDC |
| Input Voltage | 12 to 48 VDC; Redundant dual inputs; 48 VDC Power over Ethernet |
| Power Connector | 1 removable 10-contact terminal block(s) |
| Power Consumption | 7.2 W (max.) |
| Reverse Polarity Protection | Supported |
| Operating Temperature | -25 to 60°C (-13 to 140°F) |
| Storage Temperature (package included) | -40 to 85°C (-40 to 185°F) |
| Ambient Relative Humidity | 5 to 95% (non-condensing) |
| EMC | EN 61000-6-2/-6-4; EN 55032/35 |
| 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: 3 V/m; IEC 61000-4-4 EFT: Power: 2 kV; Signal: 2 kV; IEC 61000-4-5 Surge: Power: 2 … |
| Hazardous Locations | ATEX; Class I Division 2; IECEx |
| Radio | EN 300 328; EN 301 489-1/17; EN 301 893; FCC ID SLE-WAPN008; MIC; NCC; RCM; SRRC; WPC; KC |
| Safety | UL 60950-1; EN 62368-1 |
| Cybersecurity | EN 18031-1 |
| Vibration | IEC 60068-2-6 |
| Warranty Period | 5 years |
Selecting the right variant
It suits AGVs, cranes and other mobile equipment that cross access points, using Turbo Roaming, and wireless bridge links where trenching cable is impractical.
On the practical side, mounting is listed as din-rail mounting; wall mounting (with optional kit); the housing is metal; the stated MTBF is 570,854 hrs; the warranty period is 5 years. Treat the MTBF as a manufacturer prediction under its stated method, not a guarantee for your site.
Before ordering, confirm the regional variant (EU/US/JP) and the M12 versus RJ45 version in the series. Seven Star LLC is an independent supplier in Muscat and quotes against the exact code you give us.
Related models in the AWK-3131A-EU family
Other order codes listed alongside it (6 entries in total): AWK-3131A-EU, AWK-3131A-EU-T, AWK-3131A-JP, AWK-3131A-JP-T, AWK-3131A-US, AWK-3131A-US-T. Suffixes such as -T generally mark wide-temperature versions and fiber suffixes (M, S, MM, SS with SC or ST) mark the connector and fiber type, but the order code printed on the datasheet governs.
Documents and quotation
The Moxa datasheet for this family (moxa-awk-3131a-series-datasheet-v3.2) is attached to this page. Request a quotation with the exact order code, quantity and delivery location, and we will respond with availability.
More products in this range: Industrial Communications.
Datasheets & Documents
- Datasheet Moxa AWK-3131A series datasheet v3.2 Download
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About brand
Moxa is the Taiwanese maker of industrial networking equipment: Ethernet switches, serial device servers, protocol gateways, media converters, secure routers and remote I/O. It was founded in Taiwan in 1987 and started with serial communication products before moving into industrial Ethernet. It is headquartered in Taipei.
Seven Star LLC is an independent supplier in Muscat. We list Moxa switches, serial servers, gateways and converters, and supply them to control system integrators, utilities, oil and gas and building automation projects in Oman and the GCC by exact model.
Moxa at a glance
| Established | 1987, Taiwan |
|---|---|
| Headquarters | Taipei, Taiwan |
| First products | Serial communication boards and serial connectivity |
| Product families | Unmanaged, managed and rackmount industrial Ethernet switches, serial device servers, Modbus and fieldbus gateways, media converters, serial converters, secure routers, remote I/O and industrial computers |
Moxa products we list
| Family | Models | Typical use |
|---|---|---|
| Unmanaged switches | EDS-205A, EDS-208A, EDS-2008-EL, EDS-2010-ML, EDS-308, EDS-316, EDS-G2005-EL, EDS-G205, EDS-G308, EDS-P206A PoE | Simple plug-and-play networks inside control panels |
| Managed switches | EDS-405A, EDS-408A, EDS-508A, EDS-510A, EDS-510E, EDS-518A, EDS-528E, EDS-G508E, EDS-G509, EDS-G512E, ICS-G7528A rackmount | Redundant ring networks, VLANs and diagnostics for SCADA and DCS |
| Serial device servers | NPort 5110A, 5150A, 5210A, 5250A, 5410, 5450, 5610-8, 5650-8, 6150, IA5150A | Putting RS-232/422/485 devices on an Ethernet network |
| Protocol gateways | MGate MB3180, MB3170, MB3280, MB3270, 5101-PBM-MN, 5105-MB-EIP, 5109 DNP3, 5114 IEC 104 | Linking Modbus RTU/TCP, PROFIBUS, EtherNet/IP, DNP3 and IEC 60870-5-104 systems |
| Converters, routers and I/O | IMC-21A, IMC-101, IMC-21GA, TCF-142, TCC-100, TCC-80, TCC-120, EDR-G9010 router, ioLogik E2210 | Fibre links over long distances, serial conversion, network security and remote I/O |
The choice between switch types follows the network. An unmanaged switch simply forwards traffic and suits a small, isolated panel. A managed switch adds redundancy protocols (Moxa's Turbo Ring recovers a broken ring in milliseconds), VLANs to separate traffic, port mirroring and alarms, which a SCADA or DCS network needs. The suffix on a Moxa model also matters: "-T" means a wide operating temperature range (typically -40 to 75 °C), which is the safe choice for outdoor cabinets in the Gulf summer. "-MM-SC" or "-S-SC" means multi-mode or single-mode fibre with SC connectors.
Where Moxa products are used
In Oman and the GCC, Moxa equipment connects RTUs, PLCs, meters and protection relays in oil and gas fields, electrical substations, water and wastewater SCADA, transport, and building and energy management systems.
Ordering Moxa products: what we need
Send the complete model including all suffixes (for example EDS-508A-MM-SC-T), the quantity, and for fibre models the fibre type and distance. For gateways, tell us which two protocols need to be linked.
Facts checked against Moxa company information, October 2026.
Browse MOXA products by category: Industrial Communications.
Related products
Frequently Asked Questions
What is the Moxa AWK-3131A-EU?
Moxa lists it as: Industrial Wi-Fi 4 (802.11n) wireless AP/bridge/client, EU band, -25 to 60°C operating temperature. An industrial Wi-Fi 4 AP, bridge and client for the EU band with dual-band operation, client-router and master/slave modes, two digital inputs, a relay alarm output and an option to power the unit with 48 VDC over Ethernet.
What power supply does the AWK-3131A-EU need?
The Moxa specification gives an input voltage of 12 to 48 VDC; Redundant dual inputs; 48 VDC Power over Ethernet. Check the terminal arrangement and, where relevant, the redundant-input wiring against your panel supply before ordering.
What operating temperature range applies to the AWK-3131A-EU?
The listed operating temperature is -25 to 60°C (-13 to 140°F). Wide-temperature versions carry a -T suffix in Moxa's order codes where the series offers them, and they are separate order codes.
Which frequency bands does the AWK-3131A-EU cover?
The EU-band model lists: 2.412 to 2.472 GHz (13 channels); 5.180 to 5.240 GHz (4 channels); 5.260 to 5.320 GHz (4 channels) DFS (Dynamic Frequency Selection) channel support: In AP mode, when a radar signal is detected, the d.
Where is the AWK-3131A-EU datasheet and how do I ask for a quotation?
You can download the Moxa datasheet from this page. For a quotation, send us the full order code, quantity and destination; Seven Star LLC is an independent supplier based in Muscat.
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