Pikatron WP 1087/4G Transformer for SMA Sunny Boy Inverter – Fix Startup Issues alimentatore ✅ Compatible with WRM20+ and

✅ Compatible with WRM20+ and WRM30+ charge controllers✅ Connects via WESTERN BUS (WBUS) interface✅ Enables remote and local system monitoring and configuration✅ Displays real-time charging status

Exceed rated voltage or output current limits

AC line switching

installed inside the inverter’s drawer module

it provides reliable and efficient solar energy conversion for photovoltaic systems up to 45 kWp

Pikatron WP 1087/4G Transformer for SMA Sunny Boy Inverter – Fix Startup Issues alimentatore ✅ Compatible with WRM20+ andRestore full functionality to your SMA Sunny Boy inverter with the original Pikatron WP 1087 4G transformer. This high quality pulse transformer is a key component in the power supply section of many SMA SB models, responsible for startup voltage and powering the control circuitry. A faulty transformer is a common cause of startup failure or no display. Genuine OEM part made by Pikatron Fixes no start and power up issues High quality insulation and