
KSP-N51U-M.2
SKU: KSP-N51U-M.2
KSP-N51U-M.2 is a slot-type internal LTE-M and NB-IoT module in the KORLINX industrial LTE-M product series. It uses an M.2 2230 Key E pluggable form factor for compact host integration.
Request Custom / Bulk QuoteIntroduction
KSP-N51U-M.2 is a slot-type internal LTE-M and NB-IoT module in the KORLINX industrial LTE-M product series. It uses an M.2 2230 Key E pluggable form factor for compact host integration.
The module supports LTE-M and NB-IoT communication, GNSS positioning, cloud-oriented IoT protocols, and UART AT command control. UART and I2C interfaces connect it to the host platform.
Its slot-in architecture is suited to industrial gateways, communication platforms, development systems, and edge devices that benefit from straightforward module replacement and upgrades.
Key Features
KSP-N51U-M.2 combines low-power cellular connectivity with a serviceable M.2 module format.
LTE-M and NB-IoT
Low-power wide-area cellular connectivity.
Low-power Operation
Under 5 µA in PSM and DRX modes.
M.2 Slot Type
M.2 2230 Key E pluggable host connection.
IoT Protocols
MQTT, CoAP, HTTP, and LwM2M.
GNSS
Positioning for location-enabled applications.
Embedded Security
Arm TrustZone and CryptoCell 310.
Easy Replacement
Slot-in replacement without resoldering the module.
Why Choose KSP-N51U-M.2?
KSP-N51U-M.2 is intended for systems that need internal cellular connectivity with service and upgrade flexibility.
Its integration benefits include:
- 01M.2 2230 Key E connection
- 02Module replacement without soldering
- 03UART and I2C interfaces
- 04U.FL antenna connection
- 05AT commands and common MCU SDK support
The pluggable format supports development, maintenance, and long-lived connected product designs.
Typical Applications
The module fits products where cellular module replacement and compact integration are important.
Industrial gateways
Slot-in LTE-M and NB-IoT connectivity
Communication platforms
Cellular integration for connected systems
Development environments
Convenient module testing and replacement
Remote monitoring
Cellular links for field equipment
IoT edge devices
Compact internal modem integration
KSP-N51U-M.2 Wiki
Official installation, network, data communication, and troubleshooting documentation.
Overview
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View WikiQuick Start
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View WikiNetwork Attach
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View WikiSend Data
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KSP-N51U-M.2 specifications
Technical highlights from the official KORLINX Wiki.
- Form factor
- M.2 2230 Key E
- Cellular
- LTE-M / NB-IoT
- MCU
- 64 MHz Arm Cortex-M33
- Memory
- 1 MB flash, 256 KB RAM, 4 MB external flash
- GNSS
- Supported
- SIM
- Nano USIM; Global and KT variants
- Protocols
- MQTT, CoAP, HTTP, LwM2M
- Interfaces
- UART and I2C
- Control
- AT commands over UART
- SDK
- ESP32, STM32, nRF52
- Security
- Arm TrustZone and CryptoCell 310
- Input
- 3.3 V DC from host













