Kehua Photovoltaic Inverter 8kW type SPI8K-B X2, 2 MPPT, Wifi, DC switch, AFCI, ESS interface SPI8K-B X2

The Kehua SPI8K-B photovoltaic inverter is a three-phase on-grid inverter with a nominal power of 8 kW, equipped with two independent MPPTs, designed for medium-sized PV installations requiring high efficiency and grid compatibility.

Manufacturer: Kehua Hengsheng Co., Ltd. from Xiamen (China). The SPI8K-B model is part of the SPI-B series described in the manufacturer's catalog and meets the listed safety and electromagnetic compatibility standards.

Electrical parameters

• Maximum PV input voltage: 1000 V DC
• Nominal PV voltage: 600 V DC
• Maximum PV input current: 33 A (3×11 A)
• Number of MPPT: 2
• Number of PV strings per MPPT: 2/1 (configuration according to the datasheet for the SPI8K-B model)
• MPPT operating voltage range: 200 V DC – 950 V DC
• Nominal AC output power: 8 kW
• Nominal output voltage: 380/400/415 V AC
• Nominal output current: 11.6 A
• Maximum efficiency: 98.50%
• THDi: <3% (at nominal power)

Mechanical and environmental parameters

• Dimensions (W×H×D): 480 × 420 × 180 mm
• Weight: 23 kg
• Protection class: IP65 (for outdoor applications)
• Noise level: <30 dB
• Night power consumption: <1 W
• Cooling: natural (fanless)
• Operating temperature range: -25 °C to +60 °C
• Installation height: up to 4000 m (with derating above 3000 m)