1. Introducció
This user manual provides essential information for the safe and efficient operation of your Anern 4200W Hybrid Solar Inverter. This all-in-one pure sine wave inverter integrates solar energy storage and charging, capable of producing stable AC sine waves. It features a 120A MPPT solar charge controller with optimized MPPT technology for up to 98% efficiency. Please read this manual thoroughly before installation and use.

Figure 1: Anern 4.2KW Hybrid Solar Inverter, showing the main unit and included Wi-Fi module.
2. Característiques clau
- Disseny tot en un: Integrates solar energy storage, charging, and AC output functions.
- Controlador MPPT d'alta eficiència: Features a 120A MPPT solar charge controller with up to 98% efficiency.
- Sortida d'ona sinusoïdal pura: Provides stable and high-quality AC power suitable for various household and office loads, including sensitive electronics.
- Monitorització remota: Equipped with an LCD screen and 4 LED indicators for dynamic system data display. Supports Wi-Fi/GPRS remote monitoring (Wi-Fi module included).
- Múltiples modes de càrrega: Offers 4 optional charging modes: Solar, Solar & Utility, Solar First.
- Modes de sortida flexibles: Provides 3 output modes: Solar First, Utility First, SBU mode.
- Carregador de bateria intel·ligent: Designed with an intelligent battery charger to optimize battery performance and extend battery life.
- Protecció integral: Includes protection against overcharge, overheating, short circuits, overcurrent, low voltage, i sobrecàrrega.
- Àmplia compatibilitat: Compatible with various battery types and generator power.

Figure 2: Illustration of the inverter's multiple protection features, including overcurrent, low voltage, short circuit, overheating, and overload protection.

Figure 3: The inverter supports Wi-Fi monitoring, allowing system operation to be controlled and viewed via a mobile phone (iOS/Android).

Figure 4: The inverter supports various battery types including GEL, AGM, FLD, and Lithium. Note: The inverter can be used without batteries. If using a lithium battery, ensure it is configured as "User-defined" in program 05. It can only connect to a BMS PACE, not BMS from other manufacturers. The inverter cannot communicate with other battery brands.

Figure 5: The inverter offers three charge modes (Solar Priority, Solar + Utility, Solar-Battery) and two output modes (Solar First, Utility First) to meet diverse user application requirements.
3. Configuració i instal·lació
3.1 Precaucions de seguretat
- Ensure all connections are secure and correct before powering on the unit.
- La instal·lació ha de ser realitzada per personal qualificat.
- Do not expose the inverter to rain, snow, spray, or any liquids.
- Assegureu-vos que hi hagi una ventilació adequada al voltant de l'inversor per evitar el sobreescalfament.
- Always disconnect all power sources (PV, battery, AC) before performing any maintenance or wiring.
3.2 Producte acabatview i connexions
Familiarize yourself with the inverter's components and connection points.

Figura 6: Producte al llarg deview showing the front and rear panels with labeled components:
- Pantalla LCD
- Visualització d'estat
- Indicador de càrrega
- Indicador d'error
- Tecles de funció
- Interruptor d'encesa/apagada
- Entrada de CA
- Sortida principal
- Segona sortida
- Entrada de la bateria
- Entrada fotovoltaica
- Kit antipols
- RS-232 communication Connection / Wi-Fi connection
3.3 Esquema de cablejat
The following diagrams illustrate the recommended wiring for the inverter with solar panels, batteries, and AC loads.

Figure 7: Detailed connection diagram for the hybrid solar inverter. This diagram shows connections for solar panels (PV input), battery bank (24V), AC input (230V), and AC output (230V) to household appliances. Recommended cable sizes and fuse ratings are indicated.
- Tipus de bateria: Lead-acid / Lithium 24V
- Recommended Cable & Terminal Size: 2 AWG / Cable: 25mm²
- Fusible recomanat: 150A
- Potència fotovoltaica: 4200W
- Max PV circuit obert Voltage: 500VDC
- MPPT Voltage Rang: 90VDC ~ 450VDC
- Inici Voltage (Initial Charging): 120VDC
- Recommended PV Cable: 10 AWG / 6mm² (It is recommended to connect solar modules in series.)
- Entrada de CA: 230 V AC
- Volum màxim d'entrada de CAtage: 300 V AC
- Max AC Charging Current: 160A
- Recommended AC Input Cable: 10 AWG / 6mm²
- Interruptor d'entrada de CA recomanat: 63A
- Potència de sortida de CA: 4200W
- Vol. De sortida de CAtage: 220V / 230V
- Recommended AC Output Cable: 10 AWG / 6mm²
- Interruptor de sortida de CA recomanat: 63A
- NOTA: The output of the inverter is 230V. You can add a converter (not included) for 110V devices.

Figure 8: System diagram illustrating the integration of the Anern AN-SCI-ECO-4200 hybrid inverter with solar panels, external battery packs, utility grid/generator, and various home appliances. The diagram also shows the Wi-Fi monitoring capability via the PVguarder APP or Web interfície.
4. Instruccions de funcionament
4.1 Engegada/apagada
- To power on, ensure all connections are correct, then switch on the AC input breaker (if connected), followed by the battery breaker, and finally the inverter's ON/OFF switch.
- To power off, reverse the sequence: turn off the inverter's ON/OFF switch, then the battery breaker, and finally the AC input breaker.
4.2 Pantalla LCD i tecles de funció
The LCD display provides real-time operational data. Use the function keys (refer to Figure 6, item 5) to navigate through menus and adjust settings.
- Pantalla LCD: Shows system parameters such as input voltage, voltage, estat de la bateria, percentatge de càrregatage, i codis d'error.
- Status Indicators (LEDs): Provide quick visual cues for operational status.
- Tecles de funció: Used for menu navigation, setting adjustments, and confirming selections.
4.3 Operating Modes Configuration
The inverter supports various charging and output modes, configurable via the LCD display settings.
- Modes de càrrega:
- Prioritat solar: Solar power is prioritized for charging batteries and powering loads.
- Solar + Serveis Públics: Both solar and utility power are used for charging and powering loads.
- Solar-Battery: Solar power charges the battery, and the battery powers the loads.
- Modes de sortida:
- Solar Primer: Solar power is prioritized for loads.
- Utilitat Primer: Utility power is prioritized for loads.
- Mode SBU (Bateria Solar-Utilitat): Solar power is prioritized, then battery, then utility.
4.4 Wi-Fi Monitoring Setup
The included Wi-Fi module allows for remote monitoring and control. Refer to the separate Wi-Fi module manual for detailed setup instructions, including connecting to the PVguarder APP or Web interfície.
5. Manteniment
- Neteja regular: Keep the inverter clean and free from dust. Use a dry cloth to wipe the exterior. Ensure ventilation openings are not blocked.
- Inspecció de connexió: Comproveu periòdicament totes les connexions elèctriques per comprovar si estan ben ajustades i si hi ha signes de corrosió.
- Salut de la bateria: Monitor de vol de la bateriatage and performance regularly. Follow battery manufacturer's guidelines for maintenance.
- Condicions ambientals: Assegureu-vos que l'inversor funcioni dins dels rangs de temperatura i humitat especificats.
6. Solució De Problemes
This section provides solutions to common issues. For problems not listed here, please contact customer support.
| Problema | Causa possible | Solució |
|---|---|---|
| L'inversor no s'encén. | Sense connexió de bateria, baix volum de bateriatage, AC input not connected, or ON/OFF switch off. | Comproveu les connexions de la bateria i el voltage. Ensure AC input is connected and breakers are on. Turn on the inverter's ON/OFF switch. |
| Sense sortida de CA. | Overload, short circuit, low battery, or incorrect output mode setting. | Reduce load. Check for short circuits in wiring. Recharge battery. Verify output mode settings on LCD. |
| PV charging not working. | Insufficient solar input, PV connection error, or MPPT controller fault. | Check solar panel connections and ensure adequate sunlight. Verify PV input voltage a la pantalla LCD. |
| Inverter making unusual noise. | Normal fan operation under load, or potential internal fault. | Some fan noise is normal. If noise is excessive or unusual, power off the unit and contact support. |
7. Especificacions tècniques
| Paràmetre | Valor |
|---|---|
| Marca | Anern |
| Nom del model | AN-SCI-ECO-4200W with WIFI |
| Color | Taronja |
| Poder | 4.2 KW |
| Capacitat de la bateria | 120 Amp-hours (Charge Controller) |
| Font d'alimentació | Solar and Battery Powered |
| Usos recomanats | Casa |
| Components inclosos | Mòdul Wi-Fi |
| Dimensions del producte (L x A x A) | 52 L x 45 A x 21.5 A cm (aprox. 20.5 L x 17.7 A x 8.5 A polzades) |
| Preses de corrent total | 1 |
| Max PV circuit obert Voltage | 450VDC |
| Potència fotovoltaica màxima | 6200W |
| Max PV No-Load Voltage | 500VDC |
| Max PV Charging Current | 120A |
| Corrent nominal de sortida | 44.3A |

Figure 9: Product dimensions, showing height (420mm / 16.5"), width (350mm / 13.77"), and depth (110mm / 4.33").
8. Garantia i Suport
Aquest producte ve amb un 1 any de garantia contra defectes de fabricant. For any issues, technical support, or warranty claims, please contact the seller directly. Ensure you have your purchase details and product model number ready when contacting support.
Per a més ajuda, també podeu visitar el Anern Store on Amazon.





