Residential ESS

X1-IES

2.5K / 3.7K / 4.6K / 5K / 6K / 8K

The SolaX X1-IES is a high-performance residential ESS featuring multi-mode operation for flexible adaptation (on/off-grid). With 98% efficiency, 6kW output, and IP65 protection, it ensures safety and reliability. Smart energy management via SolaX Cloud enables real-time optimization, while modular design (up to 40kWh) supports scalable home energy solutions.

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Product Advantage

The X1-IES supports up to 200% PV input and EPS output for 10 seconds, enabling superior energy utilization during peak loads. AI readiness and VPP integration capabilities future-proof your energy system while ensuring seamless scalability.

Assured Reliability

IP66 protection degree
Type II SPD on AC&DC side
AFCI protection (optional)
UPS-level switchover time<10ms

Smart Management

Al ready, forecasting solar generation and home consumption for
smart energy management strategy control*
VPP ready with a variety of compatibility(OpenADR, IEEE2030.5, FCAS, API)**
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

Flexible Adaptability

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

High Performance

Max. 50A charge/discharge current
200% oversizing and 200% PV input power
Up to 200% EPS output for 10s
Low start-up voltage for longer operation
Cycle life > 6000 times

Product Parameters

X1-IES-2.5K
X1-IES-3K
X1-IES-3.7K
X1-IES-5K
X1-IES-6K
X1-IES-8K

X1-IES-2.5K
- PV INPUT
  
  Max. recommended PV array power
  5.0 kWp
  MPPT voltage range
  40~560 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
  2500 W
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  2500 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.2 kg
X1-IES-3K
- PV INPUT
  
  Max. recommended PV array power
  6.0 kWp
  MPPT voltage range
  40~560 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
  3000 W
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  3000 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.2 kg
X1-IES-3.7K
- PV INPUT
  
  Max. recommended PV array power
  7.4 kWp
  MPPT voltage range
  40~560 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
  3680 W
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  3680 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.2 kg
X1-IES-5K
- PV INPUT
  
  Max. recommended PV array power
  10.0 kWp
  MPPT voltage range
  40~560 V
  Number of MPP. trackers / strings per MPPT
  3/(1/1/1)
  Max. input current per MPPT
  20A/20A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  5000 W
  (4600 for VDE41054999 for AS4777)
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  5000 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.4 kg
X1-IES-6K
- PV INPUT
  
  Max. recommended PV array power
  12.0 kWp
  MPPT voltage range
  40~560 V
  Number of MPP. trackers / strings per MPPT
  3/(1/1/1)
  Max. input current per MPPT
  20 A/20 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  6000 W
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  6000 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.4 kg
X1-IES-8K
- PV INPUT
  
  Max. recommended PV array power
  16.0 kWp
  MPPT voltage range
  40~560 V
  Number of MPP. trackers / strings per MPPT
  3/(1/1/1)
  Max. input current per MPPT
  20 A/20 A/20 A
- AC INPUT & OUTPUT(ON-GRID)
  
  Rated output power
  8000 W
  Rated AC voltage
  1/N/PE,220/230/240V
- EPS(OFF-GRID) OUTPUT(WITH BATTERY)
  
  Rated EPS output power
  8000 VA
  Peak EPS output power
  2 times of rated power, 10 s
  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)
  717x350x210 mm
  Net Weight
  26.4 kg

Data Download

Datasheet
User Manual
Quick Installation Guide
Maintenance Guide
Declaration

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Max. recommended PV array power	5.0 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	2500 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

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

Max. recommended PV array power	6.0 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	3000 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

Max. recommended PV array power	7.4 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	2/(1/1)
Max. input current per MPPT	20 A/20 A

Rated EPS output power	3680 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

Max. recommended PV array power	10.0 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	3/(1/1/1)
Max. input current per MPPT	20A/20A/20 A

Rated EPS output power	5000 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

Max. recommended PV array power	12.0 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	3/(1/1/1)
Max. input current per MPPT	20 A/20 A/20 A

Dimensions (W x H x D)	717x350x210 mm
Net Weight	26.2 kg

Dimensions (W x H x D)	717x350x210 mm
Net Weight	26.2 kg

Dimensions (W x H x D)	717x350x210 mm
Net Weight	26.2 kg

Dimensions (W x H x D)	717x350x210 mm
Net Weight	26.4 kg

Rated EPS output power	6000 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

Max. recommended PV array power	16.0 kWp
MPPT voltage range	40~560 V
Number of MPP. trackers / strings per MPPT	3/(1/1/1)
Max. input current per MPPT	20 A/20 A/20 A

Rated EPS output power	8000 VA
Peak EPS output power	2 times of rated power, 10 s
Switchover time	<10 ms

X1-IES

Product Advantage

Product Parameters

Data Download

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