Kehua 5kW photovoltaic inverter type SPI5K-B, 2 MPPT, Wifi, DC switch SPI5K-B

The Kehua SPI5K-B photovoltaic inverter is a three-phase on-grid device with a nominal power of 5 kW designed for solar installations with two independent MPPTs, providing high energy conversion efficiency and flexibility in connecting PV strings.

Manufacturer: Kehua Hengsheng Co., Ltd., a company based in Xiamen (China), specializing in power solutions and PV systems. The SPI5K-B model comes from the SPI-B family described in the manufacturer's technical documentation, meeting the international safety and compliance standards listed in the datasheet.

Electrical parameters

• Max. PV input voltage: 1,000 V DC
• Nominal PV voltage: 600 V DC
• Max. input current PV: 22 A (2×11 A)
• Number of MPPT: 2
• MPPT operating voltage range: 200 V DC – 950 V DC
• Start voltage: 200 V DC
• Nominal AC output power: 5 kW
• Nominal output voltage: 380/400/415 V AC
• Nominal output current: 7.3 A
• Max. 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
• Mounting height: up to 4000 m (with de-rating above 3000 m)