# LS MC-400a Contactor 400A 3-Pole 200kW 230V AC/DC with 2NO 2NC Auxiliary Contacts

**URL:** https://aio.lv/en/product--ls-mc-400a-230vacdc-2a2b--12453245
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Control Systems
**Manufacturer:** LS
**Manufacturer code:** MC-400a 230VAC/DC 2a2b
**EAN:** 8809512821712
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 577.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 477.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ls-mc-400a-230vacdc-2a2b--12453245

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The LS MC-400a is a high-performance 3-pole industrial contactor designed for heavy-duty switching applications. It features a 400A rated current, 200kW power capacity, and a 230V AC/DC control coil. Equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, this device ensures reliable control and protection in electrical power systems, motor starters, and automation panels.

## Long description

The LS MC-400a is a robust 3-pole industrial contactor engineered for demanding electrical switching environments. With a rated current of 400A and a power capacity of 200kW, this device is built to handle significant electrical loads in industrial settings. It operates with a versatile 230V AC/DC control coil, providing flexibility for various power system configurations. The unit comes standard with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, facilitating seamless integration into complex control and automation circuits.
Advantages
This contactor offers exceptional reliability for heavy-duty motor starting and power distribution tasks. Its high-performance design ensures long-term durability even under frequent switching operations. The inclusion of multiple auxiliary contacts allows for enhanced monitoring and interlocking capabilities within electrical panels. Furthermore, the dual AC/DC coil compatibility simplifies inventory management and installation processes by reducing the need for specific coil voltage variants.
Suitable for
Industrial motor starting applications
Power distribution systems
Automation and control panels
Heavy-duty electrical switching tasks
When it may not be suitable
This device is not intended for residential or low-power domestic applications where the current and voltage ratings far exceed the requirements of standard household appliances. It is also not suitable for environments with extreme moisture or corrosive gases without appropriate protective enclosure measures.
Key specifications
Rated current: 400A
Number of poles: 3
Power capacity: 200kW
Control coil voltage: 230V AC/DC
Auxiliary contacts: 2NO and 2NC
How to use
Installation should be performed by a qualified electrician in accordance with local electrical codes. Mount the contactor securely on a standard DIN rail or mounting plate within a suitable electrical enclosure. Connect the main power cables to the primary terminals, ensuring proper torque settings to prevent overheating. Wire the 230V AC/DC control signal to the coil terminals and integrate the auxiliary contacts into your control logic as required for your specific application.
What to consider before purchase
Verify that the 400A current rating matches your load requirements
Ensure the 230V AC/DC control voltage is compatible with your existing control system
Check available space in your electrical panel for the physical dimensions of the unit
Confirm that the auxiliary contact configuration meets your interlocking needs
Usage recommendations
Regularly inspect the terminal connections for tightness and ensure the contactor is free from dust and debris to maintain optimal performance and prevent electrical faults.

## FAQ

### How much does the LS MC-400a 400A 3-Pole Contactor 230V AC/DC cost, and is it available for purchase?

The price is 577.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can LS MC-400a 400A 3-Pole Contactor 230V AC/DC be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All LS products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized LS service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12453245/68755800_large.webp