Microwave Ceramic Slow-Blow Fuse 20A 250V For: LG 14QBP20CSB, AP5633504

Microwave Ceramic Slow-Blow Fuse 20A 250V For: LG 14QBP20CSB, AP5633504

Safety first: Disconnect electrical power before servicing. Microwave ovens can retain dangerous high voltage after unplugging. Internal microwave repairs and fuse diagnosis should be performed by a qualified service technician. Never bypass a fuse or door interlock.

Restore circuit protection with this ERP replacement ceramic slow-blow fuse for compatible LG microwave ovens. A blown or incorrect fuse can leave the microwave without power or cause repeated fuse failures. This fuse is rated 20 amps and 250 volts, uses a slow-blow characteristic, and measures approximately 1-1/4 inches long by 1/4 inch in diameter. Match the appliance-specified current, voltage, size, and fast/slow-blow characteristic exactly.

Product Details

• SKU: 14QBP20CSB
• UPC: 840993021039
• Country of origin: Not specified in current product data
• Fuse type: Ceramic slow-blow
• Rating: 20A, 250V
• Approximate size: 1-1/4 inches long by 1/4 inch diameter

Compatible Part Numbers

• 14QBP20CSB
• AP5633504

Key Features

• Direct replacement: Replaces the listed LG microwave fuse references where specifications match.
• Circuit protection: Helps protect the microwave circuit from overcurrent.
• Slow-blow performance: Tolerates brief startup current while opening when the specified limit is exceeded.
• Fitment check: Match the appliance fuse rating, size, and fast/slow-blow characteristic before installation.

Fixes These Symptoms

• Microwave has no power after a failed fuse
• Microwave fuse is visibly blown or open
• Replacement fuse is damaged or the wrong size
• Microwave repeatedly blows its fuse and needs the underlying cause diagnosed

Compatible Brands

LG

Compatible Models

Fits various models. Please verify compatibility with us before ordering

Installation Instructions

1. Disconnect the microwave from electrical power and wait according to the model-specific service manual.
2. Have a qualified technician verify that the original fuse failed and diagnose the reason before replacement.
3. Confirm the complete microwave model, fuse current, voltage, physical size, and fast/slow-blow characteristic.
4. Install the replacement fuse according to the manufacturer’s service procedure. Never bypass the fuse, increase its rating, or bypass a door interlock.
5. Complete the required high-voltage and safety checks before returning the microwave to service.

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Safety Disclosure

Prop 65 Warning: Cancer and Reproductive Harm – www.P65Warnings.ca.gov