Description
The Bosch 7738000375 is a 24″ replacement sensor designed for use with L7148C/F and L7248 series aquastat and hydronic control applications. This OEM-quality sensor provides accurate temperature sensing to help maintain optimal system performance and efficiency in hydronic heating systems.
Key Features
- 24″ sensor length for flexible installation in a variety of hydronic system configurations
- Designed as a direct replacement for L7148C, L7148F, and L7248 series controls
- Delivers reliable and accurate temperature sensing for consistent hydronic system operation
- OEM-quality construction ensures long-lasting durability and compatibility
- Sensor-only replacement — ideal for servicing existing aquastat or hydronic control assemblies without replacing the full unit
Application
The Bosch 7738000375 sensor is intended for use in residential and light commercial hydronic heating systems. It serves as a precision replacement component for technicians servicing Bosch L7148C/F and L7248 series controls, restoring accurate temperature monitoring and helping to maintain safe, efficient system operation.
Product Specifications
- Brand: Bosch
- Part Number: 7738000375
- Compatible Controls: L7148C, L7148F, L7248
- Sensor Length: 24″
- Component Type: Sensor Only







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