SIM7080G CAT-M/NB-IoT Unit
📦 Location of the warehouse: China
Free shipping for you
Free Shipping from 30€ in Germany, 50€ in the EU!
Trustpilot rating: 4/5
Thank you for your support - rate us on Trustpilot!

SIM7080G CAT-M/NB-IoT Unit
CatM Unit is an international version of a dual-mode wireless communication module. It is based on the 'SIM7080G' module, which supports both 'CAT-M' (Category M) and 'NB-IoT' (Narrowband Internet of Things) communication technologies. This module provides reliable communication for IoT (Internet of Things) applications.
CatM Unit offers adaptive response rates, meaning it can adjust its communication speed based on the requirements of the application. This flexibility allows for efficient and optimized data transmission. Additionally, the module supports various types of protocols, ensuring compatibility with different communication standards and systems.
To enhance communication quality and signal stability, CatM Unit is equipped with an integrated SMA external antenna interface. This feature enables the use of an external antenna, which can improve signal reception and ensure reliable connectivity.
CatM Unit is particularly well-suited for a range of IoT applications, including remote control, remote monitoring, remote medical, and other similar use cases. Its dual-mode capability, adaptive response rates, and reliable communication make it a valuable component in building IoT solutions that require remote connectivity and data transfer.
Product Features
-
SIM7080G
/UART
interface,AT Command
control - Dual Mode supports
CatM
andNBIoT
- Support frequency band:
- Up and down speed:
- Cat-M: Uplink:
1119Kbps
Downlink:589Kbps
- NB-IoT: Uplink:
150Kbps
Downlink:136Kbps
- Cat-M: Uplink:
- Protocol Support:
- TCP/UDP/HTTP/HTTPS/TLS/DTLS/PING/LWM2M/COAP/MQTT and other communication protocols
- Card slot specification: Nano
- Development Platform:
- Arduino, UIFlow
- Module certification:
- Softbank/Telec/RoHS/REACH/JATE/Docomo/KDDI/RCM/CE(RED)/GCF
- Deutsche Telekom/FCC/PTCRB/AT&T/Verizon/T-Mobile/US Cellular/IC
Include
- 1x CardKB Unit
- 1x HY2.0-4P cable
- 1x hexagon wrench
Application
- Remote Data Collection/Cloud
Specification
Specifications | Parameters |
---|---|
Module Model | SIM7080G |
Support CAT-M band | B1/B2/B3/B4/B5/B8/B12/B13/B14/B18/B19/B20/B25/B26 /B27/B28/B66/B85 |
Support CAT-NB frequency band | B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B26/B28 /B66/B71/B85 |
Cat-M uplink and downlink speed | Uplink: 1119Kbps Downlink: 589Kbps |
NB-IoT uplink and downlink speed | Uplink: 150Kbps Downlink: 136Kbps |
RF Power Class | Class 5 (Typ. 21dbm) |
Standby working current | 49.4mA |
Communication interface | UART: baud 115200 8N1 |
Net weight | 19.4g |
Gross weight | 44g |
Product size | 72 * 24 * 8 mm |
Packing size | 95 * 65 * 25mm |
Effective Date: March 27, 2025
At OpenELAB, we are committed to providing accurate product descriptions and delivering high-quality products. If you experience any issues with your purchase, please notify us within 60 days of the shipment date.
1. Warranty Disclaimer
Unless explicitly stated in a specific agreement or purchase order, OpenELAB makes no warranties—express or implied—regarding the fitness, suitability, or merchantability of any product for a particular purpose or special use.
2. Warranty Policy
Warranty Period
The standard warranty period for products sold by OpenELAB is 12 months from the date of delivery.
Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.
If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.
After the warranty period, support may still be available at a reasonable fee.
Warranty Exclusions
The warranty does not apply in the following cases:
- The product is beyond the 12-month warranty period.
- Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
- Issues caused by Force Majeure events (e.g., natural disasters, war, legal changes, etc.).
- Unauthorized repair attempts by the customer.
- The product is not defective but has been opened and is non-returnable by policy.
3. Returns & Refunds
If you're not satisfied with your purchase, you may be eligible for a return or exchange:
- Return for Refund: Within 15 days of receipt (unopened).
- Return for Replacement: Within 30 days of receipt (damaged or defective).
- Exchange Window: Up to 30 days from receipt.
Please email us at info@openelab.io for a return authorization before sending anything back.
Return Conditions
- Items must be in original, clean, and mint condition with packaging intact.
- Returns of damaged, used, scratched, modified, or programmed items will not be accepted.
- Include the receipt, a brief note with your name, order number, and reason for return.
Shipping & Fees
- Customers are responsible for return shipping to our warehouses in Europe, the US, or China.
- Refunds may be subject to additional shipping fees unless the return is due to our error.
- A flat €8 shipping fee will be deducted for returned items that originally qualified for free shipping.
Payment Platform Fees
For refunds processed through third-party platforms such as PayPal or Braintree, a standard 3.5% service fee may be deducted to cover payment processing costs.