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- Model:F3230CH00BP
- SKU:F3230CH00BP
Door Latch Mechanism (Hook) Spring for Panasonic Microwave
Part Number: F3230CH00BP
Has your premium Panasonic microwave stopped closing "like new"? Is the door sagging, or does the opening mechanism fail to trigger reliably? More than likely, the latch retainer spring has stretched or snapped. Restore factory-standard precision to your appliance with this genuine replacement part.
Why This Component Is Critical
The F3230CH00BP spring is the core of the door locking mechanism. It is responsible for:
Secure Latching: guarantees a perfectly tight seal when the door is closed, which is critical for safety (preventing microwave radiation leakage).
Crisp Click: provides a satisfying tactile feel when closing the door and ensures instant unlocking when the button or handle is pressed.
Flawless Electronics Performance: only with the correct spring tension will the door limit switches (safety microswitches) engage synchronously, allowing the oven to start cooking.
Technical Specifications and Compatibility
This spring is engineered specifically for flagship Panasonic inverter models equipped with steam and convection features.
| Parameter | Value |
| Part Number | F3230CH00BP |
| Compatibility | Primary model Panasonic NN-CS89LB (and compatible CS89 series models) |
| Material | Premium stainless steel with an increased elasticity coefficient |
| Type | Extension spring with reinforced hook ends to prevent wear at the mounting points |
| Condition | Brand new in factory packaging |
Geometric Precision: no bending, trimming, or modification required. It snaps into its designated factory mounting slots in a matter of seconds.
Heavy-Duty Longevity: unlike cheap aftermarket alternatives, the premium metal is fatigue-resistant and will not stretch or deform after thousands of open/close cycles.
- Safety First: using a genuine OEM spring eliminates the risk of arcing or energy leakage caused by an improperly sealed door.
Repair Tip: a faulty door spring can cause intermittent power cutouts during cooking because the microwave thinks the door is being opened. Replacing this inexpensive part with an original factory component avoids costly diagnostics and keeps your premium oven running safely.
Bring back the smooth, reliable operation of your microwave door—order your original Panasonic latch spring today!



