SOT23 SMD Effect Sensor Switch / SMD Element Sensor Switch — for brushless electric motors Available pack options: 50pcs or 10pcs Models: 44E and 49E Package detail: includes 10pcs of 49E; other quantities of different types may be included for convenience Key benefits Compact SOT-23 surface-mount package: saves PCB space and simplifies automated assembly for production or repair. SMD form factor: easy integration into modern PCBs, suitable for reflow soldering and high-density layouts. Designed for brushless electric motors: provides reliable switching and signal sensing to support motor control and feedback loops. Model choice (44E and 49E): two variants let you select the part that best matches your application requirements without changing board layout. Convenient pack sizes: available in 50pc or 10pc quantities; package includes 10pcs of 49E to get you started. What this product solves Eliminates the need for through-hole sensor switches when designing compact motor controllers. Reduces assembly time and handling for small components by using industry-standard SOT-23 SMD parts. Offers off-the-shelf sensor switches compatible with common brushless motor controller designs, minimizing redesign when replacing or upgrading sensors. Important attributes Function: effect sensor switch / element sensor switch for sensing/switching roles in motor control circuits. Compatibility: intended for brushless electric motors and their control electronics. Size: SOT-23 surface-mount package for low-profile PCB mounting. Performance: designed for reliable switching behavior in motor control applications (model selection 44E or 49E allows flexibility). Packaging: available in 50pcs or 10pcs packs; includes 10pcs of 49E plus other quantities as noted. Typical use scenarios Brushless motor controller repair: replace damaged or aging sensor switches on PCB assemblies using SOT-23 SMD components that match existing footprints. New motor controller designs: integrate 44E or 49E SOT-23 switches into compact controller PCBs for drones, RC models, household appliances, or industrial fans. Small-volume production or prototyping: use 10pc packs for prototype runs and 50pc packs for small production batches; the included 10pcs of 49E help speed initial testing. Why choose this product Standard SOT-23 SMD format for straightforward PCB integration and automated assembly. Two model options for application flexibility while maintaining a consistent package and footprint. Pack size options to suit prototyping or production needs, with at least 10pcs of 49E provided in the package. Note: This listing refers to SOT23 SMD Effect Sensor Switch and SMD Element Sensor Switch models 44E and 49E, intended for use with brushless electric motors. Package options are 50pcs or 10pcs; package includes 10pcs of 49E and may include other quantities of different types.