Description
The Littelfuse LSRX is a self-powered load sensor designed to monitor electrical current and verify equipment operation in industrial and commercial systems. This versatile device combines a current transformer, transducer, and output relay into a single compact unit, eliminating the need for an external power source. It detects current flow and activates its output when a preset threshold is reached, making it ideal for proving motor operation, interlocking equipment, and monitoring system performance. Commonly used in HVAC systems, pumps, compressors, and automation equipment, the LSRX provides reliable, real-time load sensing with easy installation and long-term durability.
Key Features:
- Self-powered design with no external power required
- Integrated current transformer and relay output
- Detects load current for equipment status monitoring
- Ideal for motors, fans, compressors, and pumps
- Compact and easy to install around existing conductors
- Reliable performance in industrial environments
- Helps prevent system failures through real-time monitoring







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