Single-phasehybrid inverter for self-consumption with storage: it controls photovoltaic production, power supply and the addition of a high-voltage battery for greater autonomy. The ESI-5K-S1-A version is designed for residential use, with online monitoring and compliance with Belgian installations thanks to its synergrid certification.
With an AC output power of 5000VA, this inverter can be installed as a single-phase unit in Belgium and is Synergrid-approved.

Discover excellence in solar energy conversion with the Sofar ESI photovoltaic inverter. Designed by solar industry leader Sofar Solar, this inverter represents the pinnacle of modern solar technology.
Opt for solar excellence with the Sofar ESI photovoltaic inverter and transform your solar energy into a clean, renewable source of electricity for your home or business.
All-in-one residential energy storage system with integrated hybrid inverter
SofarSolar's high-voltage battery system consists of 1 to 6 BTS 5K battery modules and an ESI 3...6K-S1 single-phase hybrid inverter.
Up to six units can be connected in parallel, enabling a configuration of up to 36 kW and 180 kWh.
The battery modules feature an integrated battery management system and power control unit. The SOFAR PowerALL can intelligently adjust the battery's output voltage and current according to its state of charge. This increases the available energy capacity.
Battery capacity can be easily expanded thanks to the system's modular, stackable design. Connectable cables make installation quick and easy.
LiFePO4 battery modules are equipped with CATL battery cells. In addition, there are multiple active and passive protection functions, provided by the BMS, the power control unit and the inverter. Fuses are installed on the battery side.
SofarSolar redefines the future of energy with intelligent inverters. Featuring advanced monitoring capabilities, our inverters include WiFi Stick as standard, paving the way for seamless connectivity. Choose your path to efficiency with options such as Ethernet, GPRS or LTE keys. Transform every installation into a digital symphony, where solar power becomes a connected, intelligent and sustainable experience. SofarSolar, your partner for smarter, brighter energy.
Android - Google Play - Solarman Smart

Configuration steps:
1. After starting the application, register as a new user or enter your current SOLARMAN access data.
2. Create a new system and save the system data.
3. Scan the stick logger barcode to assign an inverter to the system.
4. Access the newly created system to configure the stick logger (device/logger).
5. Press the WiFi stick button for 1 second to activate the stick's WPS mode so that the smartphone can be connected to the WiFi stick.
6. Now select your local WiFi network for Internet access and enter your WiFi password.
7. The WiFi key is configured with access data.
Sofar Solar Mono 5 kW Hybrid Inverter – ESI 5K-S1-A – Synergrid by Sofar Solar is available in our Hybrid inverters catalog. Technical specifications: inverter power in va: 5000 VA, phase: Monophasé, number of mppt: 2 MPPT, inverter type: Hybrid, max. recommended pv input power: 7500 Wc, starting voltage: 100 V, nominal mains voltage: L/N/PE, 230 V, 50 Hz / 60 Hz, safety: EN IEC 62109-1, EN IEC 62109-2, emc: EN 61000-6-2, EN 61000-6-3, EN 61000-3-2, EN 61000-3-3, EN 61000-3-11, EN 61000-3-12, weight: 22.5 kg, dimensions (l x w x d) : 708 x 410 x 170 mm , maximum input voltage: 550 V, topology: Transformerless, european weighted efficiency: 97,0 %, nominal input voltage: 360 V, maximum efficiency: 97,7 %, maximum charge/discharge current: 20 A, mppt operating voltage range: 85-520 V, max. input current per mppt: 16 / 16 A, mains voltage range: 180 Vac-276 Vac (depending on local standard), rated ac power: 5000 W, nominal apparent ac power: 5000 VA, ac apparent power max.: 5000 VA, maximum apparent power (off-grid): 5000 VA, maximum output power, duration (off-grid): 7500 VA, 10 s, switching time: +10 ms. Product weight: 22.5 kg. Reference: ESI-5K-S1-A.
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