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A O Smith Hot Surface Igniter 100093872 9007600005

Drop-in AO Smith water heater igniter replacement

  • Brand: Direct Brand
  • Part Number: DB3872
  • Replaces: 100093872 and 9007600005 (DB3872)
  • Wholesalers and Contractors contact sales@direct-brand.com for pricing
  • Quality replacement without paying the OEM price!

Fast Shipping options with FedEx, USPS & UPS shipping to usa and canada flags


SKU: DB3872
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AO Smith Hot Surface Igniter 100093872 and 9007600005 Equivalent (DB3872)

This water heater igniter replacement comes with FREE SHIPPING and is made from Silicon Nitride making it more robust and durable than the Silicon Carbide versions. This easy to fit direct drop-in upgrade replaces AO Smith hot surface igniter 100093872 and 9007600005. Get the best price now guaranteed on all your replacement parts. We offer fast shipping options on your replacement water heater igniters to get your parts right to your door when you need them most. Our USA based customer service team is standing by to assist you.

Full Product Specifications:

  • 80 Volt
  • 3 Year Warranty
  • Easy to fit
  • Direct drop-in replacement
  • Silicon Nitride construction


  • Lochinvar/AO Smith – 9007600005, AO Smith 100093872 Igniter/Sensor Assembly.

Included in the box:

Replacement igniter and instructions. AMP part

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