AWK-3131A-RCC Series

Wi-Fi 4 (802.11n) railway onboard IP30 wireless AP/clients

Overview
Models
Specifications
Resources

Features and Benefits

Wireless inter-carriage connections with Auto Carriage Connection (ACC)
Supports up to 60 concurrent device connections and client isolation
Seamless data offloading with sub-150 ms client-based Turbo Roaming

Certifications

En50155
En50121 4
UL Listed
FCC

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Introduction

The AWK-3131A-RCC Series is a range of IP30-rated Wi-Fi 4 (802.11n) AP/clients designed for railway onboard use, providing a reliable wireless solution for dedicated applications such as inter-carriage backbone networks and onboard passenger infotainment systems. The Auto Carriage Connection (ACC) feature simplifies deployment and enhances the reliability of wireless carriage backbone networks. Optimized for passenger Wi-Fi services, the AWK-3131A-RCC Series supports up to 60 client connections and data rates of up to 300 Mbps. In addition, these devices can be powered via PoE for easier installation and flexible deployment.

Models in this series (12)

AWK-3131A-M12-RCC-EU

AWK-3131A-M12-RCC-EU-CT

AWK-3131A-M12-RCC-EU-CT-T

AWK-3131A-M12-RCC-EU-T

AWK-3131A-M12-RCC-JP

AWK-3131A-M12-RCC-JP-CT

AWK-3131A-M12-RCC-JP-CT-T

AWK-3131A-M12-RCC-JP-T

AWK-3131A-M12-RCC-US

AWK-3131A-M12-RCC-US-CT

AWK-3131A-M12-RCC-US-CT-T

AWK-3131A-M12-RCC-US-T

—	AWK-3131A-M12-RCC-US	AWK-3131A-M12-RCC-EU	AWK-3131A-M12-RCC-JP	AWK-3131A-M12-RCC-US-T
Band	US	EU	JP	US
Operating Temperature (-40 to 75°C)	-25 to 60°C	-25 to 60°C	-25 to 60°C	-40 to 75°C
Conformal Coating	–	–	–	–
—	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)
—	AWK-3131A-M12-RCC-EU-T	AWK-3131A-M12-RCC-JP-T	AWK-3131A-M12-RCC-US-CT	AWK-3131A-M12-RCC-EU-CT
Band	EU	JP	US	EU
Operating Temperature (-40 to 75°C)	-40 to 75°C	-40 to 75°C	-25 to 60°C	-25 to 60°C
Conformal Coating	–	–	✓	✓
—	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)
—	AWK-3131A-M12-RCC-JP-CT	AWK-3131A-M12-RCC-US-CT-T	AWK-3131A-M12-RCC-EU-CT-T	AWK-3131A-M12-RCC-JP-CT-T
Band	JP	US	EU	JP
Operating Temperature (-40 to 75°C)	-25 to 60°C	-40 to 75°C	-40 to 75°C	-40 to 75°C
Conformal Coating	✓	✓	✓	✓
—	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)	Add to Quote View Bag Buy from distributors (for USA only)

Specifications

Shown for AWK-3131A-M12-RCC-EU. Per-model differences are listed in the selection grid above.

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 EU (20 MHz operating channels): 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 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. , 5.500 to 5.700 GHz (11 channels) 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.
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 Mbps
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)

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: -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)

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

Resources

Name	Type	Version	Date
Firmware for AWK-3131A-RCC Series7.8 MB	Firmware	v1.2	Sep 30, 2020 Sep 30, 2020 Release notes
Library for AWK-3131A-RCC Series211.4 KB	Library	v1.2	Sep 30, 2020 Sep 30, 2020 Release notes
Datasheet for AWK-3131A-RCC Series747.7 KB	Datasheet	v2.3	Jan 26, 2026
Declaration of Conformity (EU/UK) for AWK-3131A-RTG/RCC Series333.5 KB	Declaration	v1.0	Aug 08, 2025
FOSS statement for AWK-3131A-RCC series486.6 KB	Declaration	v1.0	Mar 04, 2025
QIG for AWK-3131A-RCC Series862.9 KB	QIG	v3.1	Apr 29, 2021
Manual for AWK-3131A-RCC Series5.8 MB	Manual	v2.0	Oct 05, 2020

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