Bosch Hbn5450uc Parts

The Sensor is an OEM replacement part for Bosch ranges. It monitors conditions inside the oven compartment such as temperature and diagnosing faults. 

Symptoms of a bad sensor include:

• The oven not heating or cooking unevenly
• Inaccurate temperature readings displayed  
• Erratic or unpredictable ignition/operation  
• Error codes appearing related to sensor faults

Causes of failure can be normal wear over time from high heat exposure, accidental damage compromising sensor integrity, or intrusion of liquids or debris confusing readings.

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore ranges.

The Control Board is an OEM part for Bosch wall ovens. It serves as the main control center for the oven, managing and regulating all the functions, including temperature settings, cooking modes, timers, and the operation of the heating elements. 

Causes of a bad Control Board can include electrical surges, wear and tear from prolonged use, exposure to heat, and moisture or grease buildup that can damage electronic components.

Symptoms of a bad Control Board include:

• The oven not powering on or failing to respond to control inputs
• Display errors or malfunctioning display screen
• Inaccurate temperature regulation or inability to maintain set temperatures
• The oven not completing cooking cycles or shutting off unexpectedly

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The Display Module is an OEM replacement part for Bosch ovens. It serves as the primary interface for users to control and monitor the oven's functions. This module typically features a digital display or screen that shows various settings, temperature readings, and cycle information. It also includes buttons or touch controls for users to input their desired cooking parameters.

Symptoms of a bad Display Module include:

• Blank or flickering display
• Inaccurate temperature readings or settings
• Unresponsive buttons or controls
• Error codes or warning messages appearing on the display

Causes of a bad display module can range from electronic component failure, exposure to moisture or spills, power surges or electrical issues, to general wear and tear over time. Physical damage from impact or mishandling can also contribute to the malfunction of the module.

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore oven models.

This dishwasher water sensor monitors wash-water conditions so the control can adjust cycle time, rinses, and heating for consistent performance. Replace a failed sensor to restore reliable cleaning results and proper automatic cycle adjustments. What it does

• Detects water conditions during the wash cycle and reports to the control
• Helps the dishwasher optimize cycle length, rinses, and energy use
• Common symptoms: unusually long or short cycles, inconsistent cleaning, or sensor-related error messages
• Trigger erratic cycle behavior when the sensor is faulty or contaminated

• One sensor assembly

• Disconnect power and turn off water before servicing
• Access is typically from the underside; place a towel or pan to catch residual water
• Transfer/seat the seal properly if present; fully engage the locking tabs and reconnect the harness
• After installation, run a quick cycle and check for leaks and proper operation

This convection fan motor drives the oven's internal fan to circulate hot air during convection cooking. Replacing a weak or seized motor restores proper airflow for more even heating, reliable temperatures, and consistent baking and roasting results.

• Powers the convection fan to move heated air across racks for even cooking
• Helps maintain stable cavity temperature and quicker recovery after door openings
• Common symptoms of a failing motor: fan won't turn, intermittent start/stop, loud squeal or grinding, uneven baking/roasting, or a fan-related error

• Disconnect power at the breaker before servicing
• Access from the rear of the unit or through the oven cavity (model dependent); remove the appropriate panel to reach the motor
• Note wire positions and motor orientation; transfer any brackets, grommets, or screws from the original if needed
• Ensure the fan blade spins freely and is properly seated before reassembly

This control module is the appliance's main electronic control board. It interprets inputs and energizes components to run the correct sequences, restoring reliable operation when the original board is unresponsive, intermittent, or damaged. What it does

• Coordinates timing and operation of motors, valves, heaters, and other loads
• Monitors inputs from switches and sensors to make decisions
• Distributes power and controls relays/outputs to components
• Common failure symptoms: won't start, controls unresponsive or erratic, stops mid-cycle, or shows error codes

• 1 control module

• Disconnect power before servicing; electronic boards can carry residual charge
• Use ESD precautions; handle the board by the edges and avoid touching components
• Document wiring; move connectors one at a time and ensure they are fully seated and keyed correctly
• Secure the board and any ground straps; reassemble, restore power, and run the model's service/diagnostic test if applicable

This replacement refrigerator shelf restores a sturdy, level storage surface so you can organize food and containers and regain lost capacity. Install it to replace a cracked, warped, or missing shelf and keep items securely supported.

• Provides a flat, stable surface for storing food and containers inside the compartment
• Seats into factory rails or tabs to keep items level and accessible
• Replace if cracked, bowed, broken at the corners, or missing
• Common symptoms include wobbling, sagging, or the shelf not staying in place

• Disconnect power and remove items from the area before servicing
• If the old shelf is cracked (especially glass), wear cut-resistant gloves and handle carefully
• Note the original position; align the new shelf with the correct slots/rails and fully seat it
• Verify stability before reloading and avoid overloading the shelf

The Bake Element is an OEM part for Bosch ranges. This bake element replaces the standard heating coil located at the bottom of the oven cavity and provides reliable, even heating for baking, roasting and more.

Causes of a bad bake element can include normal wear and tear over time, becoming clogged with burnt-on residue, or failure of internal wires or heating coils.

Symptoms of a bad bake element include:

• Fluctuating oven temperatures
• Uneven or inefficient cooking/baking
• The oven not heating at all or only heating to a low temperature

This genuine OEM Bosch part is also compatible with Thermador, Gaggenau and select Kenmore models.

This Terminal Box is an OEM part for Bosch Built-In Ovens. Integral to the oven's electrical system, this component serves as a secure connection point for various electrical wires within the appliance.

A common issue with a malfunctioning Terminal Box is loose connections or damage to the terminal block due to heat exposure or aging. 

Symptoms of a defective Terminal Box may include:

• Inconsistent power supply to the oven
• Non-functional heating elements
• Sparks or electrical arcing within the terminal box area

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

This factory fixing kit provides the mounting hardware needed to secure the applicable component or panel on your appliance. Replacing worn or missing fasteners restores proper alignment and a solid, rattle-free installation.

• Secures panels, brackets, or trim to the appliance chassis or door
• Helps prevent shifting, vibration, and rattling during operation
• Restores correct alignment and fit when hardware is missing or stripped
• Useful during initial installation or when re-installing serviced parts

• Disconnect electrical power; if your appliance is plumbed, shut off water before servicing
• Follow your model's installation/service instructions for exact hardware locations and orientation
• Tighten hardware evenly; do not overtighten to avoid damaging plastic or sheet metal
• Verify alignment and smooth operation before restoring power and/or water

This door latch secures the appliance door and helps enable normal operation by keeping the door closed and latched during cycles. Replacing a worn or broken latch restores proper door engagement and reliable start/lock behavior. What it does:

• Secures the door closed so the appliance can run and complete cycles
• Engages with the strike to maintain a tight, consistent seal during operation
• Helps the control detect a closed/locked door and permit cycle start
• Commonly replaced when the door won't stay closed, won't lock, or the unit won't start

• One replacement door latch

• Disconnect power and water before beginning any repair
• Access may require removing the inner door panel or front trim—keep fasteners organized
• Verify alignment of the latch and strike before reassembly to ensure proper engagement
• If the latch has electrical connectors, reconnect securely and avoid pinching wires

Replacement interior lamp that restores lighting inside your appliance so you can see contents and monitor cooking without opening the door. Simple, direct-fit replacement for compatible Bosch appliances. What it does:

• Provides interior illumination so you can safely check food and cooking progress.
• Replaces a burned-out, dim, or flickering lamp that causes the interior light to fail.
• Fits the existing lamp socket and reconnects to the appliance's original wiring; restores normal lighting without modifying the appliance.

• Always disconnect power or unplug the appliance before replacing the lamp to avoid shock.
• Allow the old lamp to cool completely; handle the new lamp with gloves or a clean cloth to avoid contaminating the glass.
• Seat the lamp into the socket without forcing; restore power and test operation.

This heating element restores proper water temperature and drying performance in your dishwasher. When the original fails, cycles may run long and dishes can come out wet; replacing it brings back consistent, efficient cleaning results. What it does:

• Heats wash and rinse water to help dissolve detergent and remove soils
• Raises final rinse temperature to improve drying performance
• Works with the control and sensors to maintain target temperatures
• Common symptoms include water not heating, poor drying, extended cycles, or a heating-related fault

• 1 heating element

• Disconnect power at the breaker and shut off water before servicing
• Pull the dishwasher and/or remove the toe panel as needed to access the heater wiring and mounts
• Note wire positions and make secure, clean terminal connections
• After reassembly, run a test cycle and inspect for leaks and proper heating

This fan blower wheel circulates air inside the appliance to help maintain even temperatures and proper cooling. Replacing a worn or broken fan restores airflow and helps the appliance reach set temperatures consistently. What it does:

• Moves air through the evaporator/condenser area to support cooling and defrost cycles
• Helps prevent hot or cold spots by circulating conditioned air
• Commonly related to reduced cooling, noisy operation, or no airflow from the vents
• Can be a root cause of frost buildup or temperature fluctuations when failed

• Disconnect power before starting any repair to avoid electrical shock
• Access may require removing interior panels or the evaporator/condenser cover
• Inspect the mounting and motor for wear; replace the fan only if it matches the OEM shape and fit

This socket is an electrical connector used to join wiring or plug-in components, restoring a secure connection for reliable appliance operation. It replaces a worn or damaged socket to help prevent intermittent power or component failure. What it does:

• Provides a secure electrical connection between wiring and the appliance component
• Restores proper contact when a loose, corroded, or broken socket causes intermittent operation
• Helps prevent arcing or poor connections that can lead to component failure
• Used where a plug-in or push-fit electrical connection is required

• One socket

• Disconnect power to the appliance before inspecting or replacing the socket
• Replace only with the exact socket type specified for your appliance

This grille for pan is a replacement trim piece that restores proper airflow and appearance around the appliance pan. It helps keep the pan area protected and looking finished after repair. What it does:

• Covers and ventilates the pan opening to help direct airflow and prevent debris entry
• Replaces a cracked, warped, or missing grille to restore fit and finish
• Helps eliminate rattling or rubbing caused by a damaged trim piece
• Matches OEM fit so it installs cleanly with the original mounting points

• Install requires removal of the surrounding trim or access panel; follow your appliance manual
• Handle carefully to avoid scratching the finish; use non-marring tools as needed
• Disconnect power to the appliance before working in the service area
• Replace damaged clips or screws with OEM fasteners for secure fit