How to identify E17
- Measure the threaded metal base across its widest point.
- Check the appliance label and owner's manual for wattage and heat requirements.
- Look for E17 or the words intermediate base.
Where it is commonly used
Microwave ovensRange hoodsOlder ceiling fansAppliances
Common use is a clue, not proof. The fixture label and model documentation take priority over a visual match.
Bulb shapes sold with this base
You may see these shapes with a E17 base. The base code does not guarantee the bulb width, length, beam angle, or clearance.
Before you buy a replacement
- An appliance bulb may need vibration or heat resistance.
- A bulb that physically fits is not automatically appliance-rated.
- Disconnect power before removing an appliance cover.