1、Self‑extinguishing ABS material shell, self‑powered, without external power supply. 2、With LED indicator, can intuitively indicate the working status of the switch, and the action current 0.5A‑50AAC can be adjusted by the potentiometer. 3、High‑power non‑contact electronic switch, the switch has no limit on the number of on‑off times, and the response speed reaches the ms level. 4、With a through‑core structure design, the isolation withstand voltage is up to 2000V, and the maximum AC and DC load of the switch is up to 0.3A at 130VAC/DC. 5、The hysteresis is less than 1% and can be used under strong magnetic field conditions. 6、Has the characteristics of high accuracy, stable performance and long service life. 7、A good choice for automated industrial control equipment and power monitoring. Item Type: Current Mutual Inductance Switch Material: Plastic shell Model: SZC12-NO-AL-CH Switch Type: NO Current Jump Value: Adjustable Power Supply: Self-powered Input Through-Core Current: 0.5-50A AC Rated Load: 0.3A at 130VAC/DC (can not be exceeded in any case) Minimum Switch Conduction: 0.5±0.2A The Maximum Overload of Through-Core Current: 200%, the through-core current cannot exceed 200% of the rated value Accuracy: 10% Power Consumption: ≤1W Maximum Leakage Current: ≤1mA Hysteresis: ≤1% Response Time: ≤200ms Working Temperature: -30~70℃ Humidity: 0-95% (no condensation)Hole Diameter: Approx. 8.5mm / 0.3in Application: Widely used in substations, frequency conversion speed control devices, inverter devices, electrolytic plating, electric locomotives, street lamp monitoring, coal mines and other automation industries that require current monitoring. Product Introduction: SZC12-NO-AL-CH AC current induction switch is designed and produced to solve AC current monitoring. It uses the principle of mutual inductance to isolate AC current by inducing AC through-core current, and output a normally open or normally closed switching signal for direct control Various automated industrial control equipment, flashing lights, buzzers, relays, single-chip computers, or other power load equipment, compared with traditional transformer, thermal protectors and other devices, the use of this device can not only obtain more accurate and timely control effects , And can greatly simplify the design, reduce the cost, and greatly improve the overall competitiveness of the product. 1 x Current Mutual Inductance Switch