Industrial WiFi Module BlackPepper 4
BKP-N2N1-2409 – Dual Band Embedded Wireless Module
BlackPepper 4 BKP-N2N1-2409 Wi-Fi 4 Embedded Wireless Module
The BlackPepper 4 BKP-N2N1-2409 industrial WiFi module is a high-performance embedded wireless solution designed for OEM and industrial applications requiring reliable and long-range connectivity. It supports dual independent radios operating in the 2.4 GHz ISM band (2×2 MIMO) and Sub-GHz 900 MHz band (1×1 SISO).
Built on IEEE 802.11 b/g/n standards, this module delivers stable communication, improved range, and low latency performance. Its SWaP-C optimized design ensures seamless integration into embedded WiFi system modules, telecom systems, and industrial automation networks.
High-Performance Industrial WiFi Module for OEM Applications
The BKP-N2N1-2409 is engineered for industrial environments where reliability, interference resistance, and durability are critical. Its hybrid MIMO + SISO architecture enables efficient multi-band operation while optimizing power consumption and performance.
With up to 29 dBm transmit power and advanced RF design, it ensures strong signal penetration and consistent connectivity even in RF-dense environments. It is well suited for deployment across
industrial wireless applications and embedded OEM systems.
Key Features of BKP-N2N1-2409
- Dual band operation: 2.4 GHz (2×2 MIMO) + 900 MHz (1×1 SISO)
- IEEE 802.11 b/g/n compliant wireless module
- High TX power up to 29 dBm
- OpenWRT Linux support (ath9k driver)
- Industrial operating temperature: -40°C to +85°C
- SWaP-C optimized for embedded OEM systems
- MIL-grade shock and vibration resilience
Frequency Diversity
Simultaneous operation of 2.4 GHz, Sub GHz 900 MHz ISM Bands, Software configurable
OpenWRT support
Supports OpenWRT Linux with ath9k driver, allowing firmware customization and advanced network configurations for OEM use cases.
Interference Desensitization
Low noise Receiver design integrated with top-tier OBB management provides strong resilience to out-of-band signals, maintaining robust connectivity in the most challenging environments
IEEE 802.11 b/g/n
Fully compliant WiFi 4 module supporting 2T2R MIMO (2.4 GHz) and 1T1R SISO (900 MHz). Learn more about 802.11n technology.
TX Power of 29 dBm
Highly linear transmitter design with an ultra-high TX power of 29 dBm adhering to strict EVM level exceeding requirements OFDM modulated signals
Low Latency and High Data BW
Simultaneous operation across multiple frequency Bands not only offer frequency diversity but also offer high data bandwidth and low latency. With theoretical maximum speeds of up to 370 Mbps, it delivers exceptional performance for critical applications
BlackPepper BKP-N2N2-2450
- SWaP-C (Size, Weight, Power & Cost) optimized Radio Module
- High-Performance, Dual independent Radio operating in ISM 2.4 GHz license-free Band and 4.9 GHz (Public safety), UNII-B1,B2A,B2C and B3 Bands
- Conforming to IEEE 802.11 a/b/g/n Standards and 2×2 MIMO
- 29 dBm TX Power
- -40 deg C to +85 deg C Operating Temperature
- Robust and Vibration Resillience
Technical Performance of Industrial WiFi Module
The BKP-N2N1-2409 is optimized for high throughput, low latency, and long-range communication. Its dual-radio architecture allows simultaneous multi-band operation, improving link stability and minimizing interference impact.
With strong RF filtering and optimized sensitivity, it functions effectively as a long-range WiFi module. You can explore radio performance metrics to evaluate real-world performance.
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| Radio chipset | Qualcomm QCA 9550-AT4B (CPU) & AR 8033-AL1B (Ethernet PHY) Qualcomm AR 9592-AR1B |
| NOR Flash NAND Flash RAM | SPI Flash, 16MB NAND Flash, 256 MB DDR2, 200 MHz, 256 MB (64Mx16x2) |
| Operating System | Linux, OPENWRT, supports open source ath9K Linux driver |
| Security | 128-bit AES, WEP, TKIP and WAPI hardware encryption Support for IEEE 802.11d, e, h, i standards Small packet size (96 Bytes) in AES encryption at full packet rate Loopback mode to assist FIPS AES certification |
Operating frequency – 11 b/g/n Operating frequency – 11 b/g/n | 2400 MHz to 2483.5 MHz (2S, MIMO) 902 MHz to 928 MHz (1S, SISO) |
Data rate – 1S, SISO
Data rate – 2S, MIMO | 1 Mbps, 2 Mbps, 5.5Mbps, 111 Mbps (11b) 6Mbps, 9Mbps, 12Mbps, 24Mbps, 36Mbps, 48Mbps,54Mbps (11g) MCS0, MCS1, MCS2, MCS3, MCS4, MCS5, MCS6, MCS7 (11n, 1S,SISO) MCS8, MCS9, MCS10, MCS11, MCS12, MCS13, MCS14, MCS15 (11n,2S,MIMO) |
| Channel BW – 2.4 GHz Channel BW – 900 MHz | 5 MHz/10 MHz/20 MHz /40 MHz 5 MHz/10 MHz/20 MHz |
| Compliance | RoHS, MIL-STD-810G Shock & Vibration |
| MAC ID | 74E277 Series |
| INTERFACE SPECIFICATIONS | |
| Power | DC in |
| Operating Voltage | 9V to 30V, 12W max |
| RF Antenna connector | x3 MMCX Female (Jack) connectors |
| ENVIRONMENTAL SPECIFICATIONS | |
| Operating Temperature Range | -40 deg C to +85 deg C |
| PHYSICAL SPECIFICATIONS | |
| Mechanical Dimension | (L) 94.5 mm x (W) 68.6 mm x (D) 14.9 mm |
| Weight | 115 g |
| REGULATORY INFORMATION | |
| Compliance | In Progress |
| PACKAGING INFORMATION | |
| No of units | TBD |
| ORDERING INFORMATION | |
| BKP-N2N1-2409 | BlackPepper 4, Dual Independent, IEEE 802.11 b/g/n, 2.4 GHz (2S, MIMO), 900 MHz (1S, SISO) Bands, 29 dBm |
| Frequency (MHz) | Data rate | TX Power per chain (dBm) | Current 24V (A) | RX Sensitivity (dBm) |
| 2412 TO 2462 | 1 Mbps | 26 | 0.300 | -99 |
| 6 Mbps | 26 | 0.300 | -96 | |
| MCS0-HT20 | 26 | 0.300 | -93 | |
| MCS0-HT40 | 26 | 0.300 | -90 | |
| 902 TO 928 | 1 Mbps | 29 | 0.180 | -93 |
| 6 Mbps | 26 | 0.120 | -91 | |
| MCS0-HT20 | 29 | 0.180 | -88 |
| REF | PART |
| 1 | MMCX Connector, 2.4 GHz |
| 2 | MMCX Connector, 2.4 GHz |
| 3 | MMCX Connector, 900 MHz |
| 4 | Power Connector, JST SM04B-GHS-TB |
| 5 | Ethernet Connector, HIROSE IX60G-A-10P |
| 6 | USB Connector for thumb drive |
| 7 | RGB LED |
| 8 | USB Micro-B Connector for UART |
| 9 | JST SM08B-GHS-TB for EJTAG (On bottom side) |
Why Choose BKP-N2N1-2409 Industrial WiFi Module
- OEM-ready embedded wireless module
- Optimized hybrid MIMO + SISO architecture
- High RF performance for long-range communication
- OpenWRT support for firmware flexibility
- Rugged design for industrial environments
Frequently Asked Questions
What is the BKP-N2N1-2409 WiFi module?
It is an industrial embedded wireless module designed for OEM applications requiring reliable long-range connectivity.
What is the maximum TX power?
The module supports up to 29 dBm transmit power.
Does it support OpenWRT?
Yes, it supports OpenWRT with ath9k driver for firmware customization.
Which frequency bands are supported?
It supports 2.4 GHz ISM band and Sub-GHz 900 MHz band.
Is it suitable for industrial environments?
Yes, it operates in a temperature range of -40°C to +85°C and is designed for rugged industrial deployments.
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