LMU-2650MB™
Rugged LTE CAT M1 cellular gateway for mobile assets
The LMU-2650MB is a rugged, next-generation cellular gateway for trailers, mobile assets, and construction equipment. An upgraded processor, flexible I/O, Bluetooth Low Energy 5.2, and a LiFePO4 backup battery deliver reliable visibility and event reporting during power loss.
- Global LTE CAT M1 connectivity with 2G fallback
- Bluetooth Low Energy 5.2 supports wireless peripherals
- Flexible I/O connects sensors and equipment controls
- LiFePO4 backup battery supports power-loss resilience
- Triple-axis motion sensor detects movement and impact
- PEG2 and EdgeApp SDK enable on-device edge logic
Product specifications
| Physical Design | |
|---|---|
| Dimensions | 139.1 × 87.9 × 37.1 mm (5.48 × 3.46 × 1.46 in) |
| Weight | 97 g (3.4 oz) |
| Cellular | |
|---|---|
| LTE Cat-M1 Bands | B1, B2, B3, B4, B5, B8, B12, B13, B18, B19, B20, B25, B26, B28, B39 |
| 2G Fallback Bands | B2, B3, B5, B8 |
| Cellular Data Support | SMS, UDP Packet Data, TCP |
| GNSS | |
|---|---|
| GNSS Constellations | GPS, GLONASS, Galileo, BeiDou, QZSS |
| GNSS Channels | 55 Channels |
| Tracking Sensitivity | -163 dBm |
| Acquisition Sensitivity | -155 dBm (hot start) -148 dBm (cold start) |
| Location Accuracy | ~2.5m CEP Open Sky |
| Location Update Rate | Up to 5 Hz |
| A-GPS Location Assistance Capable | Yes |
| Wireless Interfaces | |
|---|---|
| Bluetooth | Bluetooth 5.x |
| Vehicle & Interfaces | |
|---|---|
| Serial Interface | USB, TTL |
| Antennas & SIM | |
|---|---|
| Cellular Antenna | Internal |
| GPS / GNSS Antenna | Internal |
| SIM Access | Internal (2FF SIM) |
| Power | |
|---|---|
| Operating Voltage | 12/24 VDC Vehicle Systems 9-30 VDC (Start-up, Operating) 7-32 VDC (Momentary) |
| Power Consumption | Typical <500uA @ 12V (low power sleep) Typical 25mA @ 12 V (radio-active sleep) Typical 50mA @ 12 V (GPS tracking and cell idle) |
| Battery Capacity | 1100 mAh |
| Battery Chemistry | Lithium iron phosphate (LiFePO4) |
| Charging Temperature | 0° to +45° C |
| Environmental | |
|---|---|
| Operating and Storage Temperature | -30° to +60° C (Connected to Primary Power) -20° to +60° C (Operating on Internal Battery) -20° to +25° C ≤ 6 months (long term storage with battery) |
| Humidity | 85%RH @ 50° C non-condensing |
| Shock and Vibration | MIL-STD-202G, MIL-STD-810F, SAE J1455 |
| Electrostatic Discharge | IEC 61000-4-2, 4 kV |
| Ingress Protection Rating (IP) | IP67 |
| Sensors | |
|---|---|
| Motion Sensor | 3-axis accelerometer |
| I/O | |
|---|---|
| Primary Device Connector | 24-Pin 3mm Pitch |
| Ignition Inputs | 1 fixed bias |
| Digital Inputs | 4 (high/low bias selectable 0-32 VDC) |
| Digital Outputs | 3 (open collector relay 150mA) |
| Analog Inputs | 2 (external ADC input 0-32 VDC) |
| Serial Interface | 1 USB and 2 TTL ports with switched power |
| DC Power Outputs | 1 switched VIN output |
| 1-Wire Interface | 1 |
| Status LEDs | 3 (GPS, Cellular, BLE) |
| Edge Intelligence | |
|---|---|
| Firmware | EdgeCore |
| Edge Programming | PEG2 & EdgeApp SDK |
| Buffered Messages | Up to 20,000 |
| Device Operating System | ThreadX RTOS |
| Software Services | |
|---|---|
| Device Management | Manage, configure, and deploy OTA software updates to connected assets at scale |
| CalAmp Telematics Cloud | Stream telematics data into proprietary systems with flexible API integration |
| CalAmp Application | Fleet and asset management software for tracking, monitoring, and managing vehicles, equipment, drivers, assets, and cargo. |
| Certifications | |
|---|---|
| Certifications | FCC, CE, IC, PTCRB, ROHS |
| Accessories | |
|---|---|
| Accessories | 5C348: 2-meters, fused PWR/GND/IGN 5C360: 2 meters, fully connectorized harness 5C735: 2 meters, breakout cable |
