Device Specifications
Syrus 4G LTE Cat 4 IoT
Additional information in the Syrus 4G IoT Telematics Gateway datasheet

Product Information
| Product Information | Description |
|---|---|
| Manufacturer | Digital Communications Technologies |
| Brand | DCT |
| Model Description | Syrus 4G LTE Cat 4 IoT Telematics Gateway |
| Part Numbers | Description |
|---|---|
| S4G-CAT4-ME | Modem Embedded GNSS Module |
| S4G-CAT4-MPCB | Modem + PCB Mounted GNSS Module |
| Harness Cables | Description |
|---|---|
| S4G-4CON | 4 Pin Connector |
| S4G-14CON | 14 Pin Connector (order separately) |
| S4G-16CON | 16 Pin Connector (order separately) |
| Power | Description |
|---|---|
| Operating Voltage | 8-38V DC |
| Back-up battery | |
| Type | Lithium Polymer battery LP503759 |
| Capacity | 1200mAh |
| Nominal voltage | 3.7V |
| Current Consumption | |
| Power saving mode | ~2.9mA @ 12V, ~1.5mA @ 24V |
| Long term average | ~150mA @ 12V, ~75mA @ 24V |
| Modem | Description |
|---|---|
| Manufacturer / Model | Quectel EG25-G |
| Type Allocation Code (TAC) | 86769804 |
| Data Transmissions | LTE FDD: Max 150Mbps (DL)/Max 50Mbps (UL) |
| LTE TDD: Max 130Mbps (DL)/Max 35Mbps (UL) | |
| DC-HSDPA (3G): Max 42Mbps (DL) | |
| HSUPA (3G): Max 5.76Mbps (UL) | |
| WCDMA (3G): Max 384Kbps (DL)/Max 384Kbps (UL) | |
| EDGE (2G): Max 296Kbps (DL)/Max 236.8Kbps (UL) | |
| GPRS (2G): Max 107Kbps (DL)/Max 85.6Kbps (UL) | |
| Frequency Bands (4G LTE Cat 4 USA) | 2100(B1), 1900(B2), 1800(B3), AWS(B4), |
| 850(B5), 2600(B7), 900(B8), 700(B12), | |
| 700(B13), 850(B18), 850(B19), 800(B20), | |
| 850(B26), TDD (B41) | |
| Frequency Bands (4G LTE Cat 4 Global) | 2100(B1), 1900(B2), 1800(B3), AWS(B4), |
| 850(B5), 2600(B7), 900(B8), 700(B12), | |
| 700(B13), 850(B18), 850(B19), 800(B20), | |
| 850(B26), 700(B28), TDD B38, TDD B39, | |
| TDD B40, TDD B41 | |
| Frequency Bands (3G Penta-band) | 800/850/900/1900/2100MHz |
| Frequency Bands (2G Quad-band) | 850/900/1800/1900MHz |
| Types of Modulation | GMSK, 8-PSK, QPSK, 16QAM, 64QAM |
| Output Power | |
| Class 4 (33dBm±2dB) for GSM850 | |
| Class 4 (33dBm±2dB) for EGSM900 | |
| Class 1 (30dBm±2dB) for DCS1800 | |
| Class 1 (30dBm±2dB) for PCS1900 | |
| Class E2 (27dBm±3dB) for GSM850 8-PSK | |
| Class E2 (27dBm±3dB) for EGSM900 8-PSK | |
| Class E2 (26dBm±3dB) for DCS1800 8-PSK | |
| Class E2 (26dBm±3dB) for PCS1900 8-PSK | |
| Class 3 (24dBm+1/-3dB) for WCDMA bands | |
| Class 3 (23dBm±2dB) for LTE-FDD bands | |
| Class 3 (23dBm±2dB) for LTE-TDD bands |
| Wi-Fi | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Model | WL1835MOD |
| Frequency | 2412-2484 MHz |
| Transmitter Output Power | 18.5 dBm |
| Bluetooth | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Model | WL1835MOD |
| Version | 4.2 |
| Frequency | 2402-2480 MHz |
| BT BR/EDR Transmitter Output Power | 11.7 dBm |
| BT BLE Transmitter Output Power | 7.0 dBm |
| GNSS | Description |
|---|---|
| GNSS Solution Modem Embedded | S4G-CAT4-ME |
| GPS | 1575.42 ±1.023 MHz |
| GLONASS | 1597.5~1605.8 MHz |
| Galileo | 1575.42 ±2.046 MHz |
| BeiDou | 1561.098 ±2.046 MHz |
| QZSS | 1575.42 MHz |
Certifications
| Physical | Description |
|---|---|
| Dimensions | 174.1mm x 95.2mm x 33.5mm |
| Weight | 220g (not including antenna or connectors) |
| Material | Polycarbonate 94v-0 for higher temperatures |
| Case Rating | IP-64 |
For additional help with Syrus 4 please reach out in our main webpage to chat with our team.
Syrus 4G Cat1-LATAM
Additional information in the Syrus 4G IoT Telematics Gateway datasheet

| Product Information | Description |
|---|---|
| Manufacturer | Digital Communications Technologies |
| Brand | DCT |
| Model Description | Syrus 4G Cat1-LATAM |
| Part Numbers | Description |
|---|---|
| S4G-CAT1-LA-SH / S4G-CAT1-LA-ES | Modem Embedded GNSS Module |
| S4G-CAT1-MPCB | Modem + PCB Mounted GNSS Module |
| Power | Description |
|---|---|
| Operating Voltage | 8-38V DC |
| Back-up battery | |
| Type | Lithium Polymer battery LP503759 |
| Capacity | 1200mAh |
| Nominal voltage | 3.7V |
| Current Consumption | |
| Long term average | TBD |
| Power saving mode | TBD |
| Modem | Description |
|---|---|
| Manufacturer / Model | Quectel EG915U-LA |
| Type Allocation Code (TAC) | 86541305 |
| Data Transmissions | LTE-FDD (Mbps) 10(DL)/5(UL) |
| EDGE (2G): Max 296Kbps | |
| (DL)/Max 236.8Kbps (UL) | |
| GSM (kbps)85.6(DL)/85.6(UL) | |
| Frequency Bands (4G LTE Cat 4 USA) | 2100(B1), 1800(B3), 850(B5), 2600(B7), |
| 900(B8), 800(B20), 700(B28) | |
| Frequency Bands (2G Quad-band) | B2/B3/B5/B8 |
| Types of Modulation | GFSK, 4DQPSK, 8-PSK, QPSK, 16QAM |
| Output Power | |
| Class 5 (23dBm±2dB) @ LTE BANDS |
| GNSS | Description |
|---|---|
| GNSS Solution Modem Embedded | S4G-CAT1-LA |
| GPS L1 | 1597.5~1605.8 |
| GLONASS | 1575.42±2.046 |
| BeiDou B1 | 1561.098±2.046 |
| Physical | Description |
|---|---|
| Dimensions | 1107 mm x 77 mm x 27.3 mm |
| Weight | 250g |
| Material | Polycarbonate 94v-0 for higher temperatures |
| Case Rating | IP-64 |
For additional help with Syrus 4 please reach out in our main webpage to chat with our team.
Syrus 4G Cat1- EU/AU/BR
Additional information in the Syrus 4G IoT Telematics Gateway datasheet

| Product Information | Description |
|---|---|
| Manufacturer | Digital Communications Technologies |
| Brand | DCT |
| Model Description | Syrus 4G Cat1-EU/AU/BR |
| Part Numbers | Description |
|---|---|
| S4G-CAT1-EU-SH / S4G-CAT1-EU-ES | Modem Embedded GNSS Module |
| S4G-CAT1-MPCB | Modem + PCB Mounted GNSS Module |
| Power | Description |
|---|---|
| Operating Voltage | 8-38V DC |
| Back-up battery | |
| Type | Lithium Polymer battery LP503759 |
| Capacity | 1200mAh |
| Nominal voltage | 3.7V |
| Current Consumption | |
| Long term average | TBD |
| Power saving mode | TBD |
| Modem | Description |
|---|---|
| Manufacturer / Model | Quectel EG915N-EU |
| Type Allocation Code (TAC) | 86634405 |
| Data Transmissions | LTE-FDD (Mbps) 10(DL)/5(UL) |
| EDGE (2G): Max 296Kbps | |
| (DL)/Max 236.8Kbps (UL) | |
| GSM (kbps)85.6(DL)/85.6(UL) | |
| Frequency Bands (4G LTE Cat 4 USA) | 1900(B2), 1800(B3), AWS(B4), 850(B5), |
| 2600(B7), 900(B8), 700(B28), 1700(B66) | |
| Frequency Bands (2G Quad-band) | B2/B3/B5/B8 |
| Types of Modulation | GFSK, 4DQPSK, 8-PSK, QPSK, 16QAM |
| Output Power | |
| Class 5 (23dBm±2dB) @ LTE BANDS |
| GNSS | Description |
|---|---|
| GNSS Solution Modem Embedded | S4G-CAT1-EU |
| GPS L1 | 1597.5~1605.8 |
| GLONASS | 1575.42±2.046 |
| BeiDou B1 | 1561.098±2.046 |
| Physical | Description |
|---|---|
| Dimensions | 1107 mm x 77 mm x 27.3 mm |
| Weight | 250g |
| Material | Polycarbonate 94v-0 for higher temperatures |
| Case Rating | IP-64 |
For additional help with Syrus 4 please reach out in our main webpage to chat with our team.
Syrus 4G CatM1-NB2-M3
Additional information in the Syrus 4G IoT Telematics Gateway datasheet

| Product Information | Description |
|---|---|
| Manufacturer | Digital Communications Technologies |
| Brand | DCT |
| Model Description | Syrus 4G CatM1-/NB-IoT |
| Part Numbers | Description |
|---|---|
| S4G-CATM1/NB2-M3-SH / ES | Modem Embedded GNSS Module |
| S4G-CAT1-MPCB | Modem + PCB Mounted GNSS Module |
| Power | Description |
|---|---|
| Operating Voltage | 8-38V DC |
| Back-up battery | |
| Type | Lithium Polymer battery LP503759 |
| Capacity | 1200mAh |
| Nominal voltage | 3.7V |
| Current Consumption | |
| Long term average | TBD |
| Power saving mode | TBD |
| Modem | Description |
|---|---|
| Manufacturer / Model | Quectel BG95-M3 |
| Type Allocation Code (TAC) | 86447504 |
| Data Transmissions | LTE M: Max 588Kbps (DL)/Max 1.1 Mbps (UL) |
| EDGE (2G): Max 296Kbps (DL)/Max 236.8Kbps (UL) | |
| CAT NB2: Max 127Kbps (DL)/Max 158.5Kbps (UL) | |
| CAT NB1: Max 32Kbps (DL)/Max 70Kbps (UL) | |
| GPRS (2G): Max 107Kbps (DL)/Max 85.6Kbps (UL) | |
| Frequency Bands (4G LTE Cat 4 USA) | 2100(B1),1900(B2), 1800(B3), AWS(B4), 850(B5), |
| 900(B8), 700(B12), 700(B13), 850(B18), 850(B19), | |
| 800(B20), 1900(B25), 850(B26), 850(B27)v | |
| 700(B28), 1700(B66), 700(B85) | |
| 4G LTE NB2 Global | 2100(B1),1900(B2), 1800(B3), AWS(B4), 850(B5), |
| 900(B8), 700(B12), 700(B13), 850(B18), 850(B19), | |
| 800(B20), 1900(B25), 700(B28), 1700(B66) | |
| 600(B71), 700(B85) | |
| Frequency Bands (2G Quad-band) | 850/900/1800/1900MHz |
| Types of Modulation | GMSK, 4DQPSK, 8-PSK, QPSK, 16QAM |
| Output Power | |
| Class 5 (21dBm±2dB) @ LTE BANDS |
| GNSS | Description |
|---|---|
| GNSS Solution Modem Embedded | S4G-CATM1 |
| GPS L1 | 1597.5~1605.8 |
| GLONASS | 1575.42±2.046 |
| BeiDou B1 | 1561.098±2.046 |
| Physical | Description |
|---|---|
| Dimensions | 1107 mm x 77 mm x 27.3 mm |
| Weight | 250g |
| Material | Polycarbonate 94v-0 for higher temperatures |
| Case Rating | IP-64 |
For additional help with Syrus 4 please reach out in our main webpage to chat with our team.
Updated over 2 years ago
