Lg 0DZ120009BH Zener Diode (Single) OEM Part

Product Details

Genuine Lg part.

Cross Reference Information

Part Number 0DZ120009BH replaces AP5202010, 1570441, AH3539417, EA3539417, PS3539417.

Description

This Zener diode is a small replacement semiconductor that protects and stabilizes voltage in the appliance's control board. Replacing a failing Zener diode helps prevent erratic electronics and restores reliable control-circuit operation. What it does:

• Regulates and clamps voltage to protect the control board from surges and spikes.
• Helps maintain stable reference voltage for sensitive electronic circuits.
• Common symptom: appliance fails to power on or control panel acts erratically.
• Common symptom: intermittent operation or frequent electronic resets.

What's included: One Zener diode. Install notes:

• Recommended for technicians or experienced DIYers familiar with electronics and circuit-board repair.
• Disconnect power and fully discharge capacitors before touching the control board.
• Handle the diode and circuit board with ESD-safe precautions to avoid static damage.
• Only replace the component shown; confirm board-level compatibility before installation.