Sigenergy
SigenStor Energy Controller 3.0-6.0 kW Single Phase
Model range: 3.0 SP / 3.6 SP / 4.0 SP / 4.6 SP / 5.0 SP / 6.0 SP
6 pack sizes
Sigenergy SigenStor single-phase energy controller (3.0–6.0 kW) for BAT 5.0/8.0 modules.
At a glance
Best for
Homes and small commercial sites planning solar or future battery upgrades
Standout
Inverter output is around 3–6, which helps match solar and load needs.
Watch out for
Final fit depends on system sizing, battery pairing, and installer design choices.
Key specifications
A quick snapshot of the family. Compare module counts and capacity in the table below.
Dimensions (W × H × D)
700 × 300 × 245 mm
Output power
3–6
This affects how much power the system can deliver at one time.
Power phase
Single phase
Three-phase products are more common in larger homes and many business buildings.
Ip Rating
IP66
Compare pack sizes
Capacity, voltage, and power rise as you stack more modules. Specs that stay the same on every size are listed underneath.
Numbers that change with size.
Swipe for more sizes
| Spec | 3.0 SP | 3.6 SP | 4.0 SP | 4.6 SP | 5.0 SP | 6.0 SP |
|---|---|---|---|---|---|---|
| Nominal output powerW | 3000 | 3680 | 4000 | 4600 | 5000 | 6000 |
| Max. output apparent powerVA | 3300 | 3680 | 4400 | 5000 | 5500 | 6600 |
| Nominal output currentA | 13.6 | 16.0 | 18.2 | 20.9 | 22.7 | 27.3 |
| Max. output currentA | 15.0 | 16.0 | 20.0 | 22.7 | 25.0 | 30.0 |
| European efficiency% | 97.0 | 97.1 | 97.2 | 97.3 | 97.4 | 97.4 |
| Peak output power (10 seconds)W | 4500 | 5520 | 6000 | 6900 | 7500 | 9000 |
The same on every size
- Max. DC input voltage
- 600 V
- Nominal DC input voltage
- 350 V
- Start-up voltage
- 100 V
- MPPT voltage range
- 50 ~ 550 V
- Number of MPP trackers
- 2
- Number of PV strings per MPPT
- 1
- Max. input current per MPPT
- 16 A
- Max. short-circuit current per MPPT
- 20 A
- Nominal output voltage
- 220 / 230 / 240 V
- Nominal grid frequency
- 50 / 60 Hz
- Power factor
- 0.8 leading ~ 0.8 lagging
- Total current harmonic distortion THDi
- < 2 %
- Max. efficiency
- 98.0 %
- Nominal output voltage (backup)
- 220 / 230 / 240 V
- Nominal output frequency (backup)
- 50 / 60 Hz
- Power factor (backup)
- 0.8 leading ~ 0.8 lagging
- Total voltage harmonic distortion THDv
- < 2 %
- Disruption time of backup switch
- 0 ms
- Battery module models
- SigenStor BAT 5.0 / 8.0
- Number of modules per controller
- 1~6 pcs
- Battery module voltage range
- 300 ~ 600 V
- Safety protection feature
- DC ground fault protection, Arc fault circuit interrupter, DC reverse polarity protection, insulation monitoring, Residual current monitoring, Type II DC/AC surge protection, Anti-islanding protection, AC overcurrent/overvoltage/short-circuit protection.
- Dimensions (W / H / D)
- 700 / 300 / 245 mm
- Weight
- 18 kg
- Storage temperature range
- -40 ~ 70 °C
- Operating temperature range
- -30 ~ 60 °C
- Relative humidity range
- 0 ~ 95 %
- Max. operating altitude
- 4000 m
- Cooling
- Natural convection
- System ingress protection rating
- IP66
- Communication
- WLAN / Fast Ethernet / RS485 / Sigen CommMod (4G/3G/2G)
- Standard
- IEC/EN 62109-1, IEC/EN 62109-2, IEC/EN 62477, IEC/EN 61000-6-1, IEC/EN 61000-6-2