• Mitsubishi Electric MS-T/N Series S-T20 / SD-T20 Magnetic Contactor (18A AC-3, T20 Frame)
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Mitsubishi Electric MS-T/N Series S-T20 / SD-T20 Magnetic Contactor (18A AC-3, T20 Frame)

Mitsubishi Electric MS-T/N Series S-T20 / SD-T20 Magnetic Contactor (18A AC-3, T20 Frame)

Mitsubishi Electric MS-T/N series T20-frame non-reversing magnetic contactor S-T20 / SD-T20, rated 3.7kW / 18A (AC-3) at 200-220V and 7.5kW / 18A at 380-440V, conventional thermal current Ith 20A.

Key features

  • Compliant with JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4; twin auxiliary contacts for high contact reliability
  • AC operating coils AC24V-AC500V (S type) and DC coils DC12V-DC220V (SD type)
  • Standard auxiliary contacts: 1a1b

Specifications

Frame T20
Type Non-Reversing Magnetic Contactor
Poles 3
AC-3 Capacity 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V
AC-3 Current 18A@200-220V / 18A@380-440V / 17A@500-550V
AC-1 Current 20A@200-220V / 13A@380-440V
Thermal Current Ith 20A
Aux Contact 1a1b
Standards JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC24V S-T20 non-reversing contactor, T20 frame, AC24V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC24V (24V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC48V S-T20 non-reversing contactor, T20 frame, AC48V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC48V (48-50V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC100V S-T20 non-reversing contactor, T20 frame, AC100V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC100V (100-127V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC200V S-T20 non-reversing contactor, T20 frame, AC200V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC200V (200-240V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC300V S-T20 non-reversing contactor, T20 frame, AC300V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC300V (260-300V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC400V S-T20 non-reversing contactor, T20 frame, AC400V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC400V (380-440V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC500V S-T20 non-reversing contactor, T20 frame, AC500V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC500V (460-550V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC12V SD-T20 non-reversing contactor, T20 frame, DC12V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC12V (DC12V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC24V SD-T20 non-reversing contactor, T20 frame, DC24V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC24V (DC24V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC48V SD-T20 non-reversing contactor, T20 frame, DC48V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC48V (DC48V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC100V SD-T20 non-reversing contactor, T20 frame, DC100V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC100V (DC100V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC110V SD-T20 non-reversing contactor, T20 frame, DC110V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC110V (DC110V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC125V SD-T20 non-reversing contactor, T20 frame, DC125V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC125V (DC120-125V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC200V SD-T20 non-reversing contactor, T20 frame, DC200V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC200V (DC200V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC220V SD-T20 non-reversing contactor, T20 frame, DC220V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC220V (DC220V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
Magnetic ContactorsMitsubishi Electric
15 product codes available in this family
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Mitsubishi Electric MS-T/N Series S-T20 / SD-T20 Magnetic Contactor (18A AC-3, T20 Frame)

Brand Mitsubishi Electric·Magnetic Contactors

Available part numbers (15)

S-T20 AC24V, S-T20 AC48V, S-T20 AC100V, S-T20 AC200V, S-T20 AC300V, S-T20 AC400V, S-T20 AC500V, SD-T20 DC12V, SD-T20 DC24V, SD-T20 DC48V + 5 more — see full table ↓

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Product codeSpec
S-T20 AC24VS-T20 non-reversing contactor, T20 frame, AC24V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC24V (24V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC48VS-T20 non-reversing contactor, T20 frame, AC48V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC48V (48-50V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC100VS-T20 non-reversing contactor, T20 frame, AC100V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC100V (100-127V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC200VS-T20 non-reversing contactor, T20 frame, AC200V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC200V (200-240V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC300VS-T20 non-reversing contactor, T20 frame, AC300V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC300V (260-300V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC400VS-T20 non-reversing contactor, T20 frame, AC400V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC400V (380-440V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
S-T20 AC500VS-T20 non-reversing contactor, T20 frame, AC500V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: AC operated | Coil: AC500V (460-550V 50/60Hz) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC12VSD-T20 non-reversing contactor, T20 frame, DC12V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC12V (DC12V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC24VSD-T20 non-reversing contactor, T20 frame, DC24V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC24V (DC24V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC48VSD-T20 non-reversing contactor, T20 frame, DC48V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC48V (DC48V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC100VSD-T20 non-reversing contactor, T20 frame, DC100V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC100V (DC100V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC110VSD-T20 non-reversing contactor, T20 frame, DC110V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC110V (DC110V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC125VSD-T20 non-reversing contactor, T20 frame, DC125V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC125V (DC120-125V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC200VSD-T20 non-reversing contactor, T20 frame, DC200V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC200V (DC200V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4
SD-T20 DC220VSD-T20 non-reversing contactor, T20 frame, DC220V coil | Frame: T20 | Type: Non-Reversing Magnetic Contactor | Poles: 3 | Operation: DC operated | Coil: DC220V (DC220V) | AC-3 Capacity: 3.7kW@200-220V / 7.5kW@380-440V / 7.5kW@500-550V | AC-3 Current: 18A@200-220V / 18A@380-440V / 17A@500-550V | AC-1 Current: 20A@200-220V / 13A@380-440V | Thermal Current Ith: 20A | Aux Contact: 1a1b | Standards: JIS C8201-4-1, IEC 60947-4-1, EN 60947-4-1, GB 14048.4

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