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Air conditioner not powering on or control board unresponsive? This transformer converts voltage to power the control system. Simple fix for most DIYers.
Usually ships within 4 - 14 days
This ballast transformer restores proper power regulation to the appliance lighting circuit so bulbs operate reliably and safely. Designed for use as a direct replacement to revive dim, flickering, or non-working range-hood/vent hood lamps. What it does:
Microwave not heating or making humming noise? The high voltage transformer may need replacement. Moderate difficulty repair requiring proper safety precautions.
Microwave not heating? The high voltage transformer powers the magnetron to generate heat. A failed transformer means no cooking. Moderate DIY repair.
Fix a microwave that won't heat or makes loud buzzing noises. This high voltage transformer powers the magnetron. Moderate DIY repair, 30-45 minutes.
Checked Magnetron, capacitor, and diode. All checked ok. Magnetron was very low resistance across connections and infinite to ground. Cap checked out at 1uF and diode was checked with a 9V battery and checked out ok with a 3V voltage drop. Ran microwave with cover off and noise seemed to be coming from the high voltage transformer. Replaced transformer. All good. Read more
Fix a microwave that won't heat with this high voltage transformer. Restores power to the magnetron for proper cooking. Moderate DIY repair with safety precautions.
Fix a microwave that won't heat with this high voltage transformer. Powers the magnetron tube to generate cooking heat. Technical repair for experienced DIYers.
Fix an air conditioner that won't control temperature or has erratic cycling. This control transformer supplies stable voltage to electronic controls.
Fix an air conditioner that won't power on or has no display with this transformer. Common failure part that controls low-voltage circuits in room AC units.
Fix an air conditioner that won't power on or has no display with this transformer. Common repair for units with electrical failure. Direct fit part.
Fix an air conditioner that won't turn on or has no power to controls with this transformer. Common repair for units with complete electrical failure.