
Sofar 5 kW ESI 5K-S1-A
- Power
- 5 kW
- Availability
- On order
- Minimum order
- 1 pcs
Downloads
Price on request
We will check availability and get back to you with this information.
Nothing to pay now.

Price on request
We will check availability and get back to you with this information.
Nothing to pay now.
Off-grid inverter Sofar ESI 5K-S1-A rated 5 kW, 2 MPPT. Max. DC voltage 400 V, maximum efficiency 97.8%, European efficiency 97.1%. IP rating IP65, operating temperature −10 to 50 °C. Dimensions 708 × 410 × 170 mm (H × W × D), weight 22.5 kg.
| Series | PowerWall |
|---|---|
| Series AC power range | 3-6 kW |
| Max. DC power | 7.5 kW |
| Max. DC voltage | 400 V |
| Max. DC current | 20 A |
| Max. AC power | 5 kW |
| AC output voltage range | 180-276 V |
| Nominal AC voltage | 230 V |
| Max. AC current | 21.7 A |
| Frequency | 50/60 Hz |
| Maximum efficiency | 97.8 % |
| European efficiency | 97.1 % |
| Operating temperature range | -10 ~ 50 °C |
| IP rating | IP65 |
| Display | LCD |
| Protection features | Internal Overvoltage Protection DC Insulation Rsistance Detection Grid Monitoring GFCI Monitoring DCI Monitoring AC Short Circuit Current Protection AC Grounding Detection DC Surge Protection AC Surge Protection Anti-islanding Protection AFCI Protection |
| Inverter type | Off-grid |
|---|---|
| Number of MPPT | 2 |
| Inverter power | 5 kW |
| Height | 708 mm |
|---|---|
| Width | 410 mm |
| Depth | 170 mm |
| Weight | 22.5 kg |
You are talking to the Casali Energy AI assistant.
For distributors and manufacturers
Customer service — your choice:
For installers and resellers
You order in the SHOP or in the chat. We arrange transport, documents and delivery to your address.
Your agent after logging in
Besides support from an advisor, you can use our AI agent, which answers basic questions such as:
Working with over 400 distributors and manufacturers lets you monitor the prices of individual products or entire categories. Create a free account and never miss a deal: