Three Phase Inverter

X3-FORTH PLUS

120kW / 125kW / 136kW / 150kW

The X3-FORTH PLUS series (120kW–150kW) is built for durability and flexibility, featuring a fan self-cleaning system for lower maintenance and long-term reliability. With support for high-altitude operation up to 5000m, it adapts easily to complex commercial solar setups.

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Product Advantage

The X3-FORTH PLUS delivers up to 99% efficiency with 200% PV oversizing. Supporting 6 MPPTs and up to 65A per MPPT, it enables precise, high-power input management. Operating from -25°C to +60°C, it guarantees stable performance in demanding conditions.

Intelligent Design

Fan self-cleaning function for easier maintenance
Night-time SVG voltage regulation support
Remote settings and upgrades
24-hour monitoring

High Efficiency

Up to 98.6% efficiency
200% oversizing
180~1000V, up to 65A per MPPT
Maintains full power up to 50°C, with operation range from -25°C to 60°C

Flexible Adaptability

6 MPPTs, 4 strings per MPPT for precise power
Reliable up to 5000m altitude
Power line communication (PLC) (optional)*
Built-in Anti-PID protection (optional)*

Assured Safety

IP66 ingress protection
AFCI support (optional)
AC terminal over temperature detection
Automatic tripping DC switch
Type II SPD on AC & DC side

Product Parameters

X3-FTH-120K-P
X3-FTH-125K-P
X3-FTH-136K-P
X3-FTH-150K-P

X3-FTH-120K-P
- PV INPUT
  
  Max. recommended PV array power 240 kWp
  MPPT voltage range 180 ~ 1000 V
  No. of MPP trackers / strings per MPP tracker 6 / 4
  Max. input current per MPPT 65 A
- AC OUTPUT
  
  Rated output power 120 kW
  Rated AC voltage 3 / (N) / PE, 220 / 380V, 230 / 400V
- GENERAL
  
  Ingress protection IP66
  Dimensions (W /H / D)
  1082 × 724 × 373 mm
  Net Weight 99.8 kg
X3-FTH-125K-P
- PV INPUT
  
  Max. recommended PV array power 250 kWp
  MPPT voltage range 180 ~ 1000 V
  No. of MPP trackers / strings per MPP tracker 6 / 4
  Max. input current per MPPT 65 A
- AC OUTPUT
  
  Rated output power 125 kW
  Rated AC voltage 3 / (N) / PE, 220 / 380V, 230 / 400V
- GENERAL
  
  Ingress protection IP66
  Dimensions (W /H / D)
  1082 × 724 × 373 mm
  Net Weight 99.8 kg
X3-FTH-136K-P
- PV INPUT
  
  Max. recommended PV array power 272 kWp
  MPPT voltage range 180 ~ 1000 V
  No. of MPP trackers / strings per MPP tracker 6 / 4
  Max. input current per MPPT 65 A
- AC OUTPUT
  
  Rated output power 136 kW
  Rated AC voltage 3 / (N) / PE, 220 / 380V, 230 / 400V
- GENERAL
  
  Ingress protection IP66
  Dimensions (W /H / D)
  1082 × 724 × 373 mm
  Net Weight 99.8 kg
X3-FTH-150K-P
- PV INPUT
  
  Max. recommended PV array power 300 kWp
  MPPT voltage range 180 ~ 1000 V
  No. of MPP trackers / strings per MPP tracker 6 / 4
  Max. input current per MPPT 65 A
- AC OUTPUT
  
  Rated output power 150 kW
  Rated AC voltage 3 / (N) / PE, 220 / 380V, 230 / 400V
- GENERAL
  
  Ingress protection IP66
  Dimensions (W /H / D)
  1082 × 724 × 373 mm
  Net Weight 99.8 kg

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Max. recommended PV array power	240 kWp
MPPT voltage range	180 ~ 1000 V
No. of MPP trackers / strings per MPP tracker	6 / 4
Max. input current per MPPT	65 A

Rated output power	120 kW
Rated AC voltage	3 / (N) / PE, 220 / 380V, 230 / 400V

Ingress protection	IP66
Dimensions (W /H / D)	1082 × 724 × 373 mm
Net Weight	99.8 kg

Max. recommended PV array power	250 kWp
MPPT voltage range	180 ~ 1000 V
No. of MPP trackers / strings per MPP tracker	6 / 4
Max. input current per MPPT	65 A

Rated output power	125 kW
Rated AC voltage	3 / (N) / PE, 220 / 380V, 230 / 400V

Max. recommended PV array power	272 kWp
MPPT voltage range	180 ~ 1000 V
No. of MPP trackers / strings per MPP tracker	6 / 4
Max. input current per MPPT	65 A

Rated output power	136 kW
Rated AC voltage	3 / (N) / PE, 220 / 380V, 230 / 400V

Max. recommended PV array power	300 kWp
MPPT voltage range	180 ~ 1000 V
No. of MPP trackers / strings per MPP tracker	6 / 4
Max. input current per MPPT	65 A

Rated output power	150 kW
Rated AC voltage	3 / (N) / PE, 220 / 380V, 230 / 400V