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A — Model HBN8451UC

Bosch HBN8451UC

Bosch 800 Series 27-inch single wall oven with European convection and speed cook.

Series 800 Series Type Oven Coverage All 50 US states Response ~24h average
Daniel Hernandez
Daniel Hernandez Master Appliance Technician
Schedule repair 1445-42179
Bosch HBN8451UC Oven — specifications and repair
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  • Certified Bosch specialists
  • Genuine OEM parts
  • 30-day labor warranty
  • Upfront flat-rate pricing
B — Specifications

HBN8451UC technical specifications.

Bosch 800 Series 27-inch single wall oven with European convection and speed cook.
Series 800
Type Single wall oven
Width 27 inches
Oven capacity 4.1 cu. ft.
Convection European convection
Cooking modes 11
Self-clean Yes
Smart connectivity Home Connect Wi-Fi enabled
Display TFT color touch display
Finish Stainless steel
C — Key features

What makes HBN8451UC stand out.

The HBN8451UC is the 27-inch variant of the 800 Series wall oven — designed for kitchens with 27-inch cabinet cutouts where a 30-inch unit won't fit. Despite the narrower format, it delivers full 800 Series performance: European convection, TFT touch display, 11 cooking modes, and Home Connect. AutoProbe meat thermometer monitors internal temperatures and alerts you when food reaches the target.

Support and repair for HBN8451UC

The Bosch HBN8451UC is a 800 Series oven. If you need Bosch oven repair, our factory-certified technicians service this model with genuine OEM parts.

Check our error code database for troubleshooting, or browse repair guides for maintenance tips specific to your oven. Ready to book? Schedule service online — same-day appointments available.

D — Error codes

Oven error codes.

All oven codes →
E012

Temperature sensor short circuit — reading abnormally low resistance

Oven
→
E030

Door seal fault — oven cavity not reaching or holding temperature

Oven
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E100

Control board fault — main electronic board internal error

Oven
→
E230

Cooling fan fault — ventilation fan not running during or after cooking

Oven
→
E006

Door lock motor fault — lock mechanism not operating correctly

Oven
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E011

Temperature sensor open circuit — oven temperature cannot be measured

Oven
→
E — Knowledge base

Oven guides & troubleshooting.

All guides →
Wall oven built into kitchen cabinetry TIPS & TRICKS
Tips & Tricks

Bosch Oven Tips: 8 Features You’re Probably Not Using

5 min read UPDATED 2026
What Is an NTC Sensor? Appliance Temperature Sensing Explained GLOSSARY
Glossary

What Is an NTC Sensor? Appliance Temperature Sensing Explained

5 min read UPDATED 2026
Single wall oven with digital controls TROUBLESHOOTING
Troubleshooting

Bosch Oven Fan Runs Continuously: Why and How to Fix It

5 min read UPDATED 2026
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F — Get started

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Bosch HBN8451UC?

Certified technicians, genuine Bosch parts, 30-day labor warranty. All 50 US states.

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