![[Mitsubishi Electric] - DU-N120 DC Magnetic Contactor (AC Operated, 2a1b Main, 22kW at DC220V)](https://img.prosourcemro.com/2026/08/Mstn-photo-du-n30-1.png)
Magnetic Contactors
MITSUBISHI ELECTRIC
[Mitsubishi Electric] - DU-N120 DC Magnetic Contactor (AC Operated, 2a1b Main, 22kW at DC220V)
Family ID: MEL-DU-N120
Mitsubishi Electric MS-T/N series DU-N120 DC magnetic contactor for DC motor control and general DC circuit switching at DC440V and below, including variable speed drive applications and dynamic braking. AC operated coil with 2a1b main contacts and 2a2b twin auxiliary contacts applicable down to DC20V 5mA. Rated capacity 15kW at DC110V, 22kW at DC220V, 30kW at DC440V in two-pole series connection, open thermal current 160A, rated insulation voltage 660V, coil power consumption 2.9W. Reversing type DU-2XN120 is available on the same frame. Auxiliary contact units UN-AX and charged-part protection cover units UN-CZ from the MS-N series are applicable. Mechanical durability 2,500,000 operations, electrical durability 500,000 operations at 1200 operations per hour. Compliant with JEM1038 DC2 and DC4 class and JIS C8201-5-1. AC operated DC excited electromagnet suppresses coil humming and provides a wide-input common rating coil with built-in surge absorption.
14 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| DU-N120 AC24V | DU-N120 DC contactor, AC24V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC24V · Coil Rating: 24V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC24V | DU-2XN120 DC contactor, AC24V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC24V · Coil Rating: 24V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC48V | DU-N120 DC contactor, AC48V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC48V · Coil Rating: 48-50V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC48V | DU-2XN120 DC contactor, AC48V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC48V · Coil Rating: 48-50V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC100V | DU-N120 DC contactor, AC100V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC100V · Coil Rating: 100-127V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC100V | DU-2XN120 DC contactor, AC100V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC100V · Coil Rating: 100-127V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC200V | DU-N120 DC contactor, AC200V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC200V · Coil Rating: 200-240V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC200V | DU-2XN120 DC contactor, AC200V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC200V · Coil Rating: 200-240V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC300V | DU-N120 DC contactor, AC300V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC300V · Coil Rating: 260-350V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC300V | DU-2XN120 DC contactor, AC300V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC300V · Coil Rating: 260-350V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC400V | DU-N120 DC contactor, AC400V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC400V · Coil Rating: 380-440V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC400V | DU-2XN120 DC contactor, AC400V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC400V · Coil Rating: 380-440V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N120 AC500V | DU-N120 DC contactor, AC500V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC500V · Coil Rating: 460-550V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN120 AC500V | DU-2XN120 DC contactor, AC500V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N120 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC500V · Coil Rating: 460-550V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 15kW at DC110V, 22kW at DC220V, 30kW at DC440V · Rated Current General DC Motor 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 160A at DC110V, 160A at DC220V, 160A at DC440V · Breaking Capacity 2-Pole Series: 640A at DC110V, 480A at DC220V, 320A at DC440V · Closing Current Capacity: 640A · Open Thermal Current Ith: 160A · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.9W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 |
