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A O Smith Hot Surface Igniter 100093872 9007600005


SKU: DB3872

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

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

This water heater igniter replacement 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

Other Items Related to the AO Smith Igniter 100093872:

30 Days Hassle-Free Returns Policy

We know sometimes you may need to return items that you have ordered that are not quite right for you, that’s why we make returns as easy and stress-free as possible at Direct Brand.

Email us at sales@direct-brand.com with your order number and we’ll give you instructions on how to return your product.

If the product you ordered is not right for you, and has its original packaging, you may return it within 30 days of delivery for a full refund. Any items opened and used cannot be refunded. 

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