SolarEdge SE12.5K Inverter / Ethernet / RS485 / MC4-SE12.5K-RW0T0BNN4

The SolarEdge SE12.5K three-phase inverter (Ethernet/RS485 version) is designed to work with power optimizers, offering high efficiency (up to 98%) and built-in module-level monitoring capabilities. The device supports wired connections and optional wireless communication interfaces.

Manufacturer: SolarEdge Technologies — a company specializing in inverters and solutions that optimize the operation of PV installations. The SE12.5K model is part of the series of three-phase SolarEdge inverters, intended for commercial and industrial applications.

Electrical Parameters

• AC output power (rated): 12500 VA
• Maximum AC output power: 12500 VA
• Nominal output voltage: 230 / 400 Vac
• Output voltage range (L–N): 184 - 264.5 Vac
• AC frequency: 50/60 ± 5 Hz
• Maximum continuous output current (per phase): 20 A
• Residual current detector: 30 / 300 mA (step)
• Max. DC power (STC): 16850 W
• Max. DC input voltage: 900 Vdc
• Nominal DC voltage: 750 Vdc
• Max. DC input current: 21 Adc
• Reverse polarity protection: Yes
• Ground fault detection (sensitivity): 700 kΩ
• Max. inverter efficiency: 98%
• Weighted European efficiency: 97.7%
• Night power consumption: < 2.5 W
• Communication interfaces: Ethernet, RS485; optionally Zigbee, Wi-Fi, built-in GSM

Mechanical and Installation Parameters

• Dimensions (HxWxD): 540 x 315 x 260 mm
• Weight: 33.2 kg
• AC output cable gland diameter: 15 - 21 mm
• DC input: 2 pairs of MC4
• Cooling power supply: User-replaceable fan
• Noise level: < 50 dBA
• Protection class: IP65 (outdoor and indoor)
• Mounting bracket: Mounting bracket provided