Industrial contactors for motor control, switching, and automation across AC and DC applications.
Reliable Contactors for Motor Control and Industrial Switching
WTAI provides a full range of AC and DC contactors for motor starting, load switching, and automation control. Whether you need standard AC contactors, DC contactors, or 4P solutions, our products are designed for frequent operation and long service life in industrial panels.
Built to international standards with rigorous quality control, WTAI contactors support stable performance across manufacturing, energy, and infrastructure applications.
Rated current: AC Contactor 25A rated 25A at AC-3 380/400V, 18A at 660/690V. Pole configuration: 4P, in 4NO (CJX2-250404) or 2NO+2NC (CJX2-250408) contact forms. Motor rating: 11kW at 380/400V AC-3, 15kW at 660/690V AC-3. Coil options: 24V, 36V, 110V, 220V
Rated current: 4P AC Contactor rated 12A at AC-3 380/400V, 8.9A at 660/690V. Pole configuration: 4P, in 4NO (CJX2-12004) or 2NO+2NC (CJX2-12008) contact forms. Motor rating: 5.5kW at 380/400V AC-3, 7.5kW at 660/690V AC-3. Coil options: 24V, 36V, 110V, 220V
AC contactors (CJX2), DC contactors (CJX2-Z), 4-pole, CJ19 capacitor switching, WTH8 modular, MC magnetic, and definite purpose contactors.
AC contactors switch AC loads with AC coils. DC contactors feature specialized arc extinguishing for battery systems, EV charging, solar, and DC motors.
Select based on AC-1 for resistive, AC-3 for motors, AC-4 for inching. Always include 20-30% safety margin above nominal current.
Yes, CJX2, CJX2K, WTH8, MC series support 35mm DIN rail. Larger series include mounting plates with optional DIN adapters.
CE, CCC certified. Select series carry UL, TUV, SEMKO. Compliant with IEC/EN 60947-4-1, GB 14048.4, and UL 508.
AC-3 rated: 1 million operations. AC-1: 1.5+ million. Mechanical life up to 10 million operations.
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