Cablaggio della ventola PWM per caldaia De Dietrich 7750332

The pwm-fan cable harness boiler is a specialized wiring set that links the fan motor to the main boiler electronics. This harness supports pulse-width modulation control, allowing precise fan speed adjustments for efficient burning. If your boiler's fan is erratic or fails to start, a faulty harness may be the cause. This replacement part is a practical choice for boiler maintenance, ensuring your gas burner operates smoothly and safely.