# HUAWEI 9378 4G Communication Module USB for M0 M1 M2 M3 Series

**URL:** https://aio.lv/en/product--huawei-9378--11389937
**Data updated:** 2026-06-25 19:52 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** HUAWEI
**Manufacturer code:** 9378
**EAN:** 5904905321107
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 152.49 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 126.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--huawei-9378--11389937

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

The HUAWEI 9378 is a 4G communication module featuring a USB interface, specifically designed for seamless integration with HUAWEI M0, M1, M2, and M3 series solar inverters. This module enables reliable remote monitoring and data transmission, ensuring efficient management of solar energy systems. It provides stable network connectivity for real-time performance tracking and system diagnostics in professional solar installations.

## Long description

The HUAWEI 9378 4G Communication Module is a specialized networking device designed to provide reliable cellular connectivity for HUAWEI solar inverters. Featuring a convenient USB interface, this module is engineered for seamless integration with the M0, M1, M2, and M3 series, enabling efficient remote monitoring and data transmission for solar energy systems. By establishing a stable 4G connection, it allows users to track real-time performance, perform system diagnostics, and manage energy production effectively from any location.
Advantages
This communication module offers a robust solution for solar installations where traditional wired internet access is unavailable or unreliable. Its plug-and-play USB design ensures a straightforward installation process, minimizing setup time for professional installers. The device maintains a consistent connection to the management platform, ensuring that critical performance data is transmitted without interruption. By facilitating remote access, it significantly reduces the need for on-site visits, allowing for proactive maintenance and faster troubleshooting of solar inverter systems.
Suitable for
Remote monitoring of HUAWEI M0, M1, M2, and M3 series solar inverters
Solar installations in locations without stable Wi-Fi or Ethernet infrastructure
Professional solar energy management systems requiring real-time data reporting
System diagnostics and performance tracking for residential and commercial solar setups
When it may not be suitable
This module is not intended for use with inverter series outside of the specified M0, M1, M2, and M3 models. It may also not be suitable for areas with poor or non-existent 4G cellular network coverage, as the device relies on mobile signal strength to maintain data transmission.
Key specifications
Interface: USB
Network Compatibility: 4G LTE
Compatibility: HUAWEI M0, M1, M2, and M3 series solar inverters
Function: Remote data transmission and system monitoring
How to use
To use the HUAWEI 9378 4G Communication Module, insert the device into the designated USB port on your compatible HUAWEI solar inverter. Once connected, the module will automatically attempt to establish a connection with the local 4G network. Ensure that a valid SIM card with an active data plan is inserted into the module before installation. After the physical connection is made, configure the network settings through the inverter's management interface or the dedicated mobile application to finalize the setup and begin remote monitoring.
What to consider before purchase
Verify that your specific solar inverter model belongs to the M0, M1, M2, or M3 series
Ensure there is adequate 4G cellular network coverage at the installation site
Confirm that you have a compatible SIM card with an active data subscription
Check if your local network provider supports the frequency bands required by the module
Usage recommendations: For optimal performance, ensure the module is installed in a location where it can receive a stable cellular signal. Regularly check the status lights on the module to confirm active network connectivity and perform periodic firmware updates via the management platform to ensure system security and stability.

## FAQ

### How much does the HUAWEI 9378 4G Communication Module for M0 M1 M2 M3 cost, and is it available for purchase?

The price is 152.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 200 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 28.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can HUAWEI 9378 4G Communication Module for M0 M1 M2 M3 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HUAWEI products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HUAWEI service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty