Residential ESS

X3-IES

4K / 6K / 8K / 10K / 12K / 15K

The SolaX X3-IES is a high-performance three-phase residential ESS featuring 98.5% efficiency and 15kW continuous output. With multi-mode operation (on/off-grid) and modular battery expansion (10-60kWh), it offers exceptional flexibility. Advanced AFCI+DC arc protection and IP66 rating ensure maximum safety, while SolaX Cloud enables intelligent energy management for optimal self-consumption.

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Product Advantage

Maximize energy yield with 50A charge/discharge current and 200% PV input oversizing, powered by AI-driven forecasting for solar generation and consumption. Seamlessly connect to Virtual Power Plant (VPP) networks with broad protocol compatibility—ideal for high-performance solar energy storage without compromise.

Smart Management

Al ready, forecasting solar generation and home consumption forsmart energy management strategy control*
VPP ready with a variety of compatibility(OpenADR, IEEE2030.5,FCAS, AP|)**
Smart loads management (e.g., heat pump, smart EV charger)
Micro-grid support for real-time grid/off-grid balancing
Wireless meter compatibility
Global MPP scan for optimal energy harvest

Assured Reliability

lP66 ingress protection
Type ll SPD on AC&DC side
AFCl protection (optional)
Up to 200% EPS output for 10s
UPS-level switchover time <10ms

High Performance

Max. 50A charge/discharge current
200% oversizing and 200% PV input power
Low start-up voltage for longer operation
Cycle life > 6000 cycles

Flexible Adaptability

All-in-one, plug-and-play design
Max. 20A DC input current for highpower solar panel

Product Parameters

X3-IES-4K
X3-IES-5K
X3-IES-6K
X3-IES-8K
X3-IES-10K
X3-IES-12K
X3-IES-15K

X3-IES-4K
- PV INPUT
  
  Max. recommended PV array power
  8 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(1/1)
  Max. input current per MPPT
  20 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  4000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  4 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-5K
- PV INPUT
  
  Max. recommended PV array power
  10 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(1/1)
  Max. input current per MPPT
  20 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  5000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  5 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-6K
- PV INPUT
  
  Max. recommended PV array power
  12 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(1/1)
  Max. input current per MPPT
  20 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  6000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  6 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-8K
- PV INPUT
  
  Max. recommended PV array power
  16 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(2/1)
  Max. input current per MPPT
  32 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  8000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  8 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-10K
- PV INPUT
  
  Max. recommended PV array power
  20 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(2/1)
  Max. input current per MPPT
  32 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  10000 W
  (AS4777 9999)
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  10 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-12K
- PV INPUT
  
  Max. recommended PV array power
  24 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(2/1)
  Max. input current per MPPT
  32 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  12000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  12 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg
X3-IES-15K
- PV INPUT
  
  Max. recommended PV array power
  30 kWp
  MPPT voltage range
  110~950 V
  Number of MPP. trackers / strings per MPPT
  2/(2/1)
  Max. input current per MPPT
  32 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  15000 W
  Rated AC voltage
  3/N/PE,220/380V
  3/N/PE,230/400V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  15 KVA
  Peak EPS output power
  2 times of rated power, 10s
  Switchover time
  <10 ms
- BATTERY MODEL
  
  Battery type
  Li-ion (LFP)
  Max Charge / Discharge current
  50 A
  Ingress protection
  IP66
- GENERAL
  
  Dimensions (W x H x D)
  717x405x209.5 mm
  Net Weight
  37 kg

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Max. recommended PV array power	8 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	4 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Battery type	Li-ion (LFP)
Max Charge / Discharge current	50 A
Ingress protection	IP66

Max. recommended PV array power	10 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	5 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Max. recommended PV array power	12 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	6 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Max. recommended PV array power	16 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(2/1)
Max. input current per MPPT	32 A/20 A

Rated EPS output power	8 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Max. recommended PV array power	20 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(2/1)
Max. input current per MPPT	32 A/20 A

Dimensions (W x H x D)	717x405x209.5 mm
Net Weight	37 kg

Dimensions (W x H x D)	717x405x209.5 mm
Net Weight	37 kg

Dimensions (W x H x D)	717x405x209.5 mm
Net Weight	37 kg

Dimensions (W x H x D)	717x405x209.5 mm
Net Weight	37 kg

Rated EPS output power	10 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Max. recommended PV array power	24 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(2/1)
Max. input current per MPPT	32 A/20 A

Rated EPS output power	12 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms

Max. recommended PV array power	30 kWp
MPPT voltage range	110~950 V
Number of MPP. trackers / strings per MPPT	2/(2/1)
Max. input current per MPPT	32 A/20 A

Rated EPS output power	15 KVA
Peak EPS output power	2 times of rated power, 10s
Switchover time	<10 ms