SP-0133 Under Voltage and Frequency Monitor

The SP-0133 is a dual-function monitoring relay designed to safeguard your system from under voltage and under frequency conditions. Ideal for environments where consistent power quality is critical, this compact device continuously tracks line voltage and frequency, automatically de-energizing its output relay when values fall below user set thresholds.

• Dual Monitoring
• Adjustable Trip Settings
• Configurable Time Delay
• Visual Indicator
• Surface-mounted Lexan enclosure
• SPDT Relay Output

• Generator protection
• Industrial motor controls
• HVAC systems
• Critical process equipment
• Utility or grid-supplied systems