

Apple
For Apple Watch 1 42MM - Replacement Heart Rate Sensor - Rear Assembly
Restore accurate health telemetry, reliable pulse tracking, and consistent "wrist-detection" locking to your wearable with this High-Precision Replacement Heart Rate Sensor Assembly. Custom-engineered to match the exact optical-sensor wavelength, sapphire lens clarity, and internal ribbon geometry of the Apple Watch Series 1 (42mm model), this assembly provides the authentic sensor profile required for all health and fitness monitoring features. It serves as the definitive workshop solution for inaccurate heart rate readings, failed wrist-detection (watch continuously locking), or physical damage/cracking to the rear sensor glass resulting from impact or environmental exposure. Restore your device to peak condition with the Apple Watch 1 42MM | Replacement Heart Rate Sensor | Rear Assembly; crafted for precision fit and long-term diagnostic reliability, it restores original health-tracking performance, extends the functional lifespan of your wearable, and ensures you enjoy smooth, dependable operation in all your daily activities.
SKU - A-00532
£6.83
In stock:
1000
Specifications
- BrandApple
- ConditionNew
- Compatible BrandApple
- Product TypeHousing /Back Cover-Chassis/Frame Parts-Sensor Parts
- Compatible ModelApple Watch Series 1
- Compatible Model NumberA1803
- Compatible Device TypeWatch