Littelfuse LLC825F5M Single-Probe Liquid Level Control - 24VAC

The Littelfuse LLC825F5M is a low-cost, single-probe conductive liquid level control designed for low liquid level cutoff protection. Part of the reliable LLC8 Series, this control provides essential protection in pump-down applications by monitoring liquid levels and preventing dry-run conditions that could damage equipment.

Key Features:

• 24VAC input voltage with 50/60Hz line frequency compatibility
• Factory-fixed 5-second time delay for stable operation
• 5kΩ sense resistance for reliable conductive liquid detection
• Manual/automatic reset functionality
• Isolated 10A SPDT output relay with LED indicator
• Open board design for easy installation and maintenance
• UL recognized as limit switch under UL353
• CSA certified under Standard 14
• Operating temperature range: -40°C to +65°C

The built-in LED indicator illuminates whenever the output relay is energized, providing clear visual feedback of system status. Features male quick connect terminals for straightforward electrical connections: 0.25-inch terminals for power, and 0.187-inch terminals for reset switch and probe connections. Compact dimensions make it suitable for tight installations while delivering industrial-grade performance and reliability.