W10440740 Microwave Light Bulb (Replaces WPW10440740)
📝 Product Description
Restore bright, reliable lighting inside your microwave with the W10440740 Microwave Light Bulb. This high-quality replacement bulb is designed to illuminate the cooking area, helping you monitor food while heating. Built for appliance use, it delivers consistent performance and durability.
⚡ Quick Answer
If your microwave light is not working, dim, or flickering, replacing it with the W10440740 bulb restores proper visibility inside the microwave.
🔄 Replaces Part Numbers
Replaces OEM part number: WPW10440740, W10440740, 2118953, 4375348, 8186287, AWP50891 PD00004686, AP6021432, PS11754756.
🔧 Compatibility
This microwave light bulb is compatible with select Whirlpool, Maytag, KitchenAid, and other related brand microwaves.
- ✔️ Whirlpool Microwaves
- ✔️ Maytag Microwaves
- ✔️ KitchenAid Microwaves
- ✔️ Jenn-Air Microwaves
Always verify your appliance model number before ordering.
🛠️ Common Problems This Part Fixes
- ❌ Microwave light not working
- ❌ Dim or flickering interior light
- ❌ Burned-out bulb
- ❌ Poor visibility while cooking
✨ Key Features
- ✔️ Designed for microwave appliance use
- ✔️ Bright and consistent illumination
- ✔️ Reliable performance and long lifespan
- ✔️ Easy replacement installation
📊 Product Specification
- Part Number: W10440740
- Part Type: Microwave Light Bulb
- Condition: New
- OEM / Aftermarket: Aftermarket
- Application: Microwave Interior Lighting
⏳ When Should You Replace This Bulb?
Replace the bulb if it no longer lights, flickers, or becomes dim, making it difficult to see inside the microwave.
⚠️ Installation Notes
⚠️ Disconnect power before replacing the bulb. Allow the microwave to cool. Access the bulb housing and install the new bulb securely.
❓ Frequently Asked Questions
-
🔹 Will this bulb fit my microwave?
This bulb fits many Whirlpool-family brand microwaves. Always verify your model number. -
🔹 What does this bulb do?
It illuminates the inside of your microwave so you can monitor cooking. -
🔹 What are signs of a bad bulb?
No light, flickering, or dim lighting indicates replacement is needed. -
🔹 Is installation difficult?
No, it is typically a simple replacement once you access the bulb housing.
🛒 Shop With Confidence
Parts-O-Matic is a U.S.-based appliance parts retailer specializing in OEM and high-quality replacement parts. We offer fast shipping and expert support.
✔️ Fast Shipping
✔️ Quality Tested Parts
✔️ Compatibility Support
