Restore 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 durable epoxy casing
✅ Easy replacement for burned or damaged transformers
✅ Used in several SMA Sunny Boy inverter models

✅ Compatible with the following SMA models:
• SMA SB 1300TL, 1600TL, 2100TL
• SMA Sunny Boy SB1600, SB2000, SB2500, SB3000

Applications:
✔️ SMA inverter repair and maintenance
✔️ Power supply circuit restoration
✔️ Solar system reliability improvement

Bring your solar inverter back to life with this reliable and proven transformer. Ideal for solar technicians, repair professionals, or DIY maintenance.