Mitsubishi S-T10 AC Magnetic Contactor, 3Pole 11A 4kW 1NO1NC Multi Optional Coil Voltage

Mitsubishi S-T10 AC Contactor

Mitsubishi S-T10 is a compact lightweight AC magnetic contactor in the modern S-T series.

This S-T10 unit delivers stable low-power switching for small industrial motor control systems.

Available Optional Coil Voltages (Front Display)

AC100V (100–127V wide range for low-voltage industrial AC control circuits)

AC200V (200–240V wide range for mainstream global industrial AC systems)

AC400V (380–440V wide range for high-voltage three-phase power equipment)

Unique Product Strengths

Mitsubishi S-T10 features miniaturized width design to save cabinet installation space.

This compact magnetic contactor supports three universal AC coil voltage options.

Standard 1NO1NC auxiliary contacts satisfy basic circuit interlock and signal demands.

Optimized arc runner structure ensures safe and stable long-term switching performance.

Lightweight body and sturdy structure lowers on-site installation maintenance costs.

Core Technical Specifications

Electrical Performance Parameters

Operation type: AC coil operated non-reversing industrial contactor

Rated AC-3 operational current: 11A at 200V three-phase industrial operation

General rated current: 5A at maximum 690V AC industrial working voltage

Main pole configuration: 3-pole standard industrial main circuit structure

Auxiliary contact layout: 1NO + 1NC built-in signal control contacts

AC-3 power rating: 2.5kW(240V), 4kW(440V), 4kW(690V)

Operating frequency: 50Hz and 60Hz dual universal frequency compatibility

Mechanical service life: 10,000,000 no-load switching operation cycles

Mechanical & Structural Data

Mounting method: Standard 35mm DIN rail and screw fixed dual installation

Operating temperature range: -10°C to +40°C standard ambient environment

Wiring mode: Stable screw-clamp terminal connection industrial design

Protection grade: IP20 finger-safe and dust-proof safety protection structure

Compliance standards: EN60947-4-1, IEC60947-4-1, JIS C8201-4-1

Industrial Application Coverage

This magnetic contactor controls small fan and pump motors in automation systems.

It serves precise power switching duties for miniature packaging machinery equipment.

The industrial contactor fits compact automation panel component layouts perfectly.

It supports circuit control for small-scale factory automation auxiliary devices.

Professional Installation & Usage Tips

Mount Mitsubishi S-T10 firmly on DIN rails for fast and standardized assembly.

Select matched AC coil voltage to avoid coil overheating and operational faults.

Install surge suppressors to shield circuits from industrial voltage spikes.

Check terminal connections regularly to ensure stable long-term circuit operation.