MOXA AWK-3131A-M12-RCC Series
Industrial IEEE 802.11a/b/g/n wireless AP/client




- Designed specifically for rail carriage-to-carriage communication
- IEEE 802.11a/b/g/n compliant
- Up to 300 Mbps data rate
- M12 anti-vibration connectors
- MIMO technology increases data throughput and range
- Complies with a portion of EN 50155 specifications
- -40 to 75°C operating temperature range (T models)
- Supports Auto Carriage-to-Carriage connection function
The AWK-3131A-M12-RCC series industrial 802.11n wireless AP/client is an ideal wireless solution for applications such as onboard passenger infotainment systems and inter-carriage wireless backbone networks. The AWK-3131A-M12-RCC series provides a faster data rate than the 802.11g model and is ideal for a great variety of wireless configurations and applications. The auto carriage connection (ACC) feature provides simple deployment and increases the reliability of wireless carriage backbone networks. The AWK- 3131A-M12-RCC series is also optimized for passenger Wi-Fi services and complies with a portion of EN 50155 specifications, covering operating temperature, power input voltage, surge, ESD, and vibration, making the products suitable for a variety of industrial applications. The AWK-3131A-M12-RCC series can also be powered via PoE for easier deployment.
Improved Higher Data Rate and Bandwidth
- High-speed wireless connectivity with up to 300 Mbps data rate
- MIMO technology to improve the capability of transmitting andreceiving multiple data streams
- Increased channel width with channel bonding technology
Specifications for Industrial-Grade Applications
- Industrial-grade QoS and VLAN for efficient data traffic management
- Integrated DI/DO for on-site monitoring and warnings
- Signal strength LEDs for easy deployment and antenna alignment

Specification
| WLAN Interface | |
| WLAN Standards | 2.4 GHz: 802.11b/g/n with 64 QAM support, 20/40 MHz 5 GHz: 802.11a/n with 64 QAM support, 20/40 MHz |
| Frequency Band for US (20 MHz operating channels) |
AWK-3131A-RCC-US models: 2.412 to 2.462 GHz (11 channels) 5.180 to 5.240 GHz (4 channels) 5.260 to 5.320 GHz (4 channels)1 5.500 to 5.700 GHz (8 channels) excluding 5.600 to 5.640 GHz2 5.745 to 5.825 GHz (5 channels) |
| Frequency Band for EU (20 MHz operating channels) |
AWK-3131A-RCC-EU models only: 2.412 to 2.472 GHz (13 channels) 5.180 to 5.240 GHz (4 channels) 5.260 to 5.320 GHz (4 channels)1 5.500 to 5.700 GHz (11 channels)1 |
| Frequency Band for JP (20 MHz operating channels) |
AWK-3131A-RCC-JP models only: 2.412 to 2.484 GHz (14 channels) 5.180 to 5.240 GHz (4 channels) 5.260 to 5.320 GHz (4 channels)1 5.500 to 5.700 GHz (11 channels)1 |
| Wireless Security | SSID broadcast enable/disable, WEP encryption (64-bit and 128-bit), WPA/WPA2-Enterprise (IEEE 802.1X/RADIUS, TKIP, AES), WPA/WPA2-Personal |
| Transmission Rate | 802.11b: 1 to 11 Mbps, 802.11a/g: 6 to 54 Mbps, 802.11n: 6.5 to 300 Mbps |
| Transmitter Power for 802.11a | 23±1.5 dBm @ 6 to 24 Mbps, 21±1.5 dBm @ 36 Mbps, 20±1.5 dBm @ 48 Mbps, 18±1.5 dBm @ 54 Mbps |
| Transmitter Power for 802.11n (5 GHz) | 23±1.5 dBm @ MCS0 20 MHz, 20±1.5 dBm @ MCS1 20 MHz, 20±1.5 dBm @ MCS2 20 MHz, 20±1.5 dBm @ MCS3 20 MHz, 19±1.5 dBm @ MCS4 20 MHz, 18±1.5 dBm @ MCS5 20 MHz, 18±1.5 dBm @ MCS6 20 MHz, 18±1.5 dBm @ MCS7 20 MHz, 23±1.5 dBm @ MCS8 20 MHz, 20±1.5 dBm @ MCS9 20 MHz, 20±1.5 dBm @ MCS10 20 MHz, 20±1.5 dBm @ MCS11 20 MHz, 19±1.5 dBm @ MCS12 20 MHz, 19±1.5 dBm @ MCS13 20 MHz, 18±1.5 dBm @ MCS14 20 MHz, 18±1.5 dBm @ MCS15 20 MHz, 23±1.5 dBm @ MCS0 40 MHz, 20±1.5 dBm @ MCS1 40 MHz, 20±1.5 dBm @ MCS2 40 MHz, 20±1.5 dBm @ MCS3 40 MHz, 19±1.5 dBm @ MCS4 40 MHz, 18±1.5 dBm @ MCS5 40 MHz, 18±1.5 dBm @ MCS6 40 MHz, 18±1.5 dBm @ MCS7 40 MHz, 23±1.5 dBm @ MCS8 40 MHz, 20±1.5 dBm @ MCS9 40 MHz, 20±1.5 dBm @ MCS10 40 MHz, 20±1.5 dBm @ MCS11 40 MHz, 19±1.5 dBm @ MCS12 40 MHz, 19±1.5 dBm @ MCS13 40 MHz, 18±1.5 dBm @ MCS14 40 MHz, 18±1.5 dBm @ MCS15 40 MHz |
| Transmitter Power for 802.11b | 26±1.5 dBm @ 1 Mbps, 26±1.5 dBm @ 2 Mbps, 26±1.5 dBm @ 5.5 Mbps, 25±1.5 dBm @ 11 Mbps |
| Transmitter Power for 802.11g | 23±1.5 dBm @ 6 to 24 Mbps, 21±1.5 dBm @ 36 Mbps, 19±1.5 dBm @ 48 Mbps, 18±1.5 dBm @ 54 Mbp |
| Transmitter Power for 802.11n (2.4 GHz) | 23±1.5 dBm @ MCS0 20 MHz, 21±1.5 dBm @ MCS1 20 MHz, 21±1.5 dBm @ MCS2 20 MHz, 21±1.5 dBm @ MCS3 20 MHz, 20±1.5 dBm @ MCS4 20 MHz, 19±1.5 dBm @ MCS5 20 MHz, 18±1.5 dBm @ MCS6 20 MHz, 18±1.5 dBm @ MCS7 20 MHz, 23±1.5 dBm @ MCS8 20 MHz, 21±1.5 dBm @ MCS9 20 MHz, 21±1.5 dBm @ MCS10 20 MHz, 21±1.5 dBm @ MCS11 20 MHz, 20±1.5 dBm @ MCS12 20 MHz, 19±1.5 dBm @ MCS13 20 MHz, 18±1.5 dBm @ MCS14 20 MHz, 18±1.5 dBm @ MCS15 20 MHz, 23±1.5 dBm @ MCS0 40 MHz, 20±1.5 dBm @ MCS1 40 MHz, 20±1.5 dBm @ MCS2 40 MHz, 20±1.5 dBm @ MCS3 40 MHz, 19±1.5 dBm @ MCS4 40 MHz, 19±1.5 dBm @ MCS5 40 MHz, 18±1.5 dBm @ MCS6 40 MHz, 17±1.5 dBm @ MCS7 40 MHz, 23±1.5 dBm @ MCS8 40 MHz, 20±1.5 dBm @ MCS9 40 MHz, 20±1.5 dBm @ MCS10 40 MHz, 20±1.5 dBm @ MCS11 40 MHz, 20±1.5 dBm @ MCS12 40 MHz, 19±1.5 dBm @ MCS13 40 MHz, 18±1.5 dBm @ MCS14 40 MHz, 17±1.5 dBm @ MCS15 40 MHz |
| Receiver Sensitivity for 802.11a (measured at 5.680 GHz) |
Typ. -90 @ 6 Mbps, Typ. -88 @ 9 Mbps, Typ. -88 @ 12 Mbps, Typ. -85 @ 18 Mbps, Typ. -81 @ 24 Mbps, Typ. -78 @ 36 Mbps, Typ. -74 @ 48 Mbps, Typ. -74 @ 54 Mbps, Note: Due to a limitation in the receiver sensitivity performance for channels 153 and 161, it is recommended to avoid using these channels in your critical applications. |
| Receiver Sensitivity for 802.11n (5 GHz; measured at 5.680 GHz) |
Typ. -88 dBm @ MCS0 20 MHz, Typ. -85 dBm @ MCS1 20 MHz, Typ. -82 dBm @ MCS2 20 MHz, Typ. -79 dBm @ MCS3 20 MHz, Typ. -76 dBm @ MCS4 20 MHz, Typ. -71 dBm @ MCS5 20 MHz, Typ. -70 dBm @ MCS6 20 MHz, Typ. -69 dBm @ MCS7 20 MHz, Typ. -95 dBm @ MCS8 20 MHz, Typ. -91 dBm @ MCS9 20 MHz, Typ. -87 dBm @ MCS10 20 MHz, Typ. -80 dBm @ MCS11 20 MHz, Typ. -78 dBm @ MCS12 20 MHz, Typ. -74 dBm @ MCS13 20 MHz, Typ. -72 dBm @ MCS14 20 MHz, Typ. -71 dBm @ MCS15 20 MHz, Typ. -84 dBm @ MCS0 40 MHz, Typ. -81 dBm @ MCS1 40 MHz, Typ. -77 dBm @ MCS2 40 MHz, Typ. -75 dBm @ MCS3 40 MHz, Typ. -71 dBm @ MCS4 40 MHz, Typ. -67 dBm @ MCS5 40 MHz, Typ. -64 dBm @ MCS6 40 MHz, Typ. -63 dBm @ MCS7 40 MHz, Typ. -90 dBm @ MCS8 40 MHz, Typ. -85 dBm @ MCS9 40 MHz, Typ. -82 dBm @ MCS10 40 MHz, Typ. -81 dBm @ MCS11 40 MHz, Typ. -77 dBm @ MCS12 40 MHz, Typ. -73 dBm @ MCS13 40 MHz, Typ. -71 dBm @ MCS14 40 MHz, Typ. -68 dBm @ MCS15 40 MHz, Note: Due to a limitation in the receiver sensitivity performance for channels 153 and 161, it is recommended to avoid using these channels in your critical applications. |
| Receiver Sensitivity for 802.11b (measured at 2.437 GHz) |
Typ. -93 dBm @ 1 Mbps, Typ. -93 dBm @ 2 Mbps, Typ. -93 dBm @ 5.5 Mbps, Typ. -88 dBm @ 11 Mbps |
| Receiver Sensitivity for 802.11g (measured at 2.437 GHz) |
Typ. -88 dBm @ 6 Mbps, Typ. -86 dBm @ 9 Mbps, Typ. -85 dBm @ 12 Mbps, Typ. -85 dBm @ 18 Mbps, Typ. -85 dBm @ 24 Mbps, Typ. -82 dBm @ 36 Mbps, Typ. -78 dBm @ 48 Mbps, Typ. -74 dBm @ 54 Mbps |
| Receiver Sensitivity for 802.11n (2.4 GHz; measured at 2.437 GHz) |
Typ. -89 dBm @ MCS0 20 MHz, Typ. -85 dBm @ MCS1 20 MHz, Typ. -85 dBm @ MCS2 20 MHz, Typ. -82 dBm @ MCS3 20 MHz, Typ. -78 dBm @ MCS4 20 MHz, Typ. -74 dBm @ MCS5 20 MHz, Typ. -72 dBm @ MCS6 20 MHz, Typ. -70 dBm @ MCS7 20 MHz, Typ. -95 dBm @ MCS8 20 MHz, Typ. -90 dBm @ MCS9 20 MHz, Typ. -87 dBm @ MCS10 20 MHz, Typ. -83 dBm @ MCS11 20 MHz, Typ. -80 dBm @ MCS12 20 MHz, Typ. -74 dBm @ MCS13 20 MHz, Typ. -71 dBm @ MCS14 20 MHz, Typ. -69 dBm @ MCS15 20 MHz, Typ. -87 dBm @ MCS0 40 MHz, Typ. -83 dBm @ MCS1 40 MHz, Typ. -83 dBm @ MCS2 40 MHz, Typ. -80 dBm @ MCS3 40 MHz, Typ. -76 dBm @ MCS4 40 MHz, Typ. -73 dBm @ MCS5 40 MHz, Typ. -69 dBm @ MCS6 40 MHz, Typ. -67 dBm @ MCS7 40 MHz, Typ. -93 dBm @ MCS8 40 MHz, Typ. -88 dBm @ MCS9 40 MHz, Typ. -85 dBm @ MCS10 40 MHz, Typ. -82 dBm @ MCS11 40 MHz, Typ. -78 dBm @ MCS12 40 MHz, Typ. -73 dBm @ MCS13 40 MHz, Typ. -69 dBm @ MCS14 40 MHz, Typ. -67 dBm @ MCS15 40 MHz |
| WLAN Operation Mode | Access point, Client, Client-Router, Sniffer |
| Antenna Connectors | 2 x QMA |
| Ethernet Interface | |
| Standards | IEEE 802.3 for 10BaseT, IEEE 802.3u for 100BaseT(X), IEEE 802.3ab for 1000BaseT, IEEE 802.3af for PoE, IEEE 802.1Q for VLAN Tagging |
| 10/100/1000BaseT(X) Ports (M12 A-coded 8-pin female connector) |
1 Supports IEEE 802.3af PoE |
| Ethernet Software Features | |
| Management | SNMPv1/v2c/v3, Proxy ARP, ARP, DNS, HTTP, HTTPS, ICMP, TCP/IP, UDP, RADIUS, DHCP, BOOTP |
| Security | RADIUS |
| Time Management | SNTP |
| Firewall | |
| Filter | IP protocol, Port-based, MAC address |
| Serial Interface | |
| Console Port | RS-232 (RJ45-type) |
| LED Interface | |
| LED Indicators | PWR1, PWR2, PoE, FAULT, STATE, SIGNAL, Client, WLAN, LAN |
| Input/Output Interface | |
| Digital Inputs | 2, +13 to +30 V for state 1, +3 to -30 V for state 0, Max. input current: 8 mA |
| Alarm Contact Channels | Relay output with current carrying capacity of 1 A @ 24 VDC |
| Buttons | Reset button |
| Physical Characteristics | |
| Housing | Metal |
| IP Rating | IP30 |
| Dimensions | 52.9 x 151.9 x 127.4 mm (2.08 x 5.98 x 5.02 in) |
| Weight | 850 g (1.87 lb) |
| Installation | DIN-rail mounting, Wall mounting (with optional kit) |
| Protection | -CT models: PCB conformal coating |
| Power Parameters | |
| Input Current | 0.67 A @ 12 VDC, 0.17 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 | 8.03 W (max.) |
| Reverse Polarity Protection | Supported |
| Environmental Limits | |
| Operating Temperature | Standard models: -25 to 60°C (-13 to 140°F) Wide temp. models: -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) |
| Standards and Certifications | |
| EMC | EN 55032/24 |
| EMI | CISPR 32, FCC Part 15B Class B |
| 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: 2 kV; Signal: 2 kV, IEC 61000-4-5 Surge: Power: 2 kV; Signal: 2 kV, IEC 61000-4-6 CS: 10 V, IEC 61000-4-8 PFMF |
| Railway | EN 50155, EN 50121-4 |
| Railway Fire Protection | EN 45545-2 |
| Radio | EN 300 328, EN 301 893, MIC, FCC ID SLE-WAPN008, IDA |
| Safety | UL 60950-1, IEC 60950-1, EN 60950-1 (LVD) |
| MTBF | |
| Time | 742,649 hrs |
| Standards | Telcordia Standard SR-332 |
| Warranty | |
| Warranty Period | 5 years |
| Details | See www.moxa.com/warranty |
| Package Contents | |
| Device | 1 x AWK-3131A-M12-RCC wireless AP/client |
| Installation Kit | 1 x DIN-rail kit, 2 x cap, plastic, for RJ45 port, 1 x cable holder with screw |
| Documentation | 1 x quick installation guide, 1 x warranty card |
1. DFS (Dynamic Frequency Selection) channel support: In AP mode, when a radar signal is detected, the device will automatically switch to another channel. However, according to regulations, after switching channels, a 60-second availability check period is required before starting the service.
2. DFS (Dynamic Frequency Selection) channel support: In AP mode, when a radar signal is detected, the device will automatically switch to another channel. However according to regulations, after switching channels, a 60-second availability check period is required before starting the service.
Ordering Information
| Model Name | Band | Operating Temperature (-40 to 75°C) | Conformal Coating |
|---|---|---|---|
| AWK-3131A-M12-RCC-US | US | -25 to 60°C | - |
| AWK-3131A-M12-RCC-EU | EU | -25 to 60°C | - |
| AWK-3131A-M12-RCC-JP | JP | -25 to 60°C | - |
| AWK-3131A-M12-RCC-US-T | US | -40 to 75°C | - |
| AWK-3131A-M12-RCC-EU-T | EU | -40 to 75°C | - |
| AWK-3131A-M12-RCC-JP-T | JP | -40 to 75°C | - |
| AWK-3131A-M12-RCC-US-CT | US | -25 to 60°C | ✔ |
| AWK-3131A-M12-RCC-EU-CT | EU | -25 to 60°C | ✔ |
| AWK-3131A-M12-RCC-JP-CT | JP | -25 to 60°C | ✔ |
| AWK-3131A-M12-RCC-US-CT-T | US | -40 to 75°C | ✔ |
| AWK-3131A-M12-RCC-EU-CT-T | EU | -40 to 75°C | ✔ |
| AWK-3131A-M12-RCC-JP-CT-T | JP | -40 to 75°C | ✔ |
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