# Wi‑Fi interface Growatt NV820337 for Growatt inverters — model Shine WiFi‑F

**URL:** https://aio.lv/en/product--growatt-nv820337--5430650
**Data updated:** 2025-12-30 05:59 (EET)
**Category:** Power Inverters
**Manufacturer:** Growatt
**Manufacturer code:** NV820337
**EAN:** 9990000820337
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 46.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--growatt-nv820337--5430650

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Wi‑Fi interface Growatt Shine WiFi‑F (MPN NV820337) provides wireless connectivity for compatible Growatt inverters. Designed to enable remote monitoring and data transmission over a local Wi‑Fi network, it facilitates access to inverter status, production data and system diagnostics via Growatt monitoring platforms. Suitable for installers and PV system owners seeking convenient, cable‑free monitoring and simple integration with existing Growatt equipment.

## Long description

Wi‑Fi interface Growatt Shine WiFi‑F (model NV820337) is a USB wireless adapter for Growatt off‑grid inverters that provides a Wi‑Fi connection between the inverter and the Growatt ShineServer cloud. The device records inverter data locally for up to 30 days in case of internet interruption and enables remote monitoring, basic fault detection and troubleshooting of PV systems.
Advantages
The Shine WiFi‑F offers simple plug‑in installation on compatible Growatt inverters via a USB Type‑A connector and supports IEEE 802.11 b/g/n at 2.4 GHz for broad router compatibility. It stores recent inverter data offline, uses standard Wi‑Fi security protocols (WEP/WPA/WPA2/WAPI) and supports both Access Point and Station modes for flexible network setups. The compact USB stick combines built‑in memory with a communication range suitable for many installations.
Suitable for
Owners of Growatt off‑grid inverters who need remote monitoring
Installers setting up Growatt systems with Wi‑Fi connectivity
PV systems requiring short‑term local data buffering during internet outages
Key specifications
Supported network: Wi‑Fi 2.4 GHz (IEEE 802.11 b/g/n)
Maximum communication range: 100 m
Transmit power: 802.11b +20 dBm (max), 802.11g +18 dBm (max), 802.11n +15 dBm (max)
Receiver sensitivity: 802.11b -89 dBm (max), 802.11g -81 dBm (max), 802.11n -71 dBm (max)
Interface: USB Type‑A; data interface UART 9600 bps; Ethernet 100 Mbps
Network types: Access Point; Station Mode with Soft AP
Security/encryption: WEP / WPA‑PSK / WPA2‑PSK / WAPI; WEP64 / WEP128 / TKIP / AES
Supported server: ShineServer (server-cn.growatt.com)
Data transmission interval: 5 minutes
Operating voltage/current: 5 V / 1 A
Operating temperature: -20°C to +65°C
Dimensions: 135 x 79 x 29 mm; Weight: 63 g
Warranty: 12 months
How to use
Insert the USB Type‑A Wi‑Fi stick into the designated USB port on a compatible Growatt off‑grid inverter, configure network settings using the inverter interface or Growatt setup procedure, and connect to the ShineServer for cloud monitoring. Choose Access Point or Station mode according to the site network; when set up, the device will transmit inverter data to the server at five‑minute intervals and keep a local buffer of up to 30 days if internet connectivity is lost.
Ieteikumi par lietošanu
Mount the device on the inverter away from direct moisture and ensure a stable 2.4 GHz Wi‑Fi signal; for reliable remote monitoring, place the unit where the Wi‑Fi coverage is strongest and follow Growatt setup steps to register the inverter on ShineServer.

## FAQ

### How much does the Growatt Wi‑Fi interface Shine WiFi‑F NV820337 cost, and is it available for purchase?

The price is 55.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 02.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Growatt 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 Growatt 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

## Image

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