# LS MC-40a 3-Pole Contactor, 40A, 18.5kW, 230V AC Coil, 1NO 1NC Auxiliary Contacts

**URL:** https://aio.lv/en/product--ls-mc-40a-230vac-1a1b--12446287
**Data updated:** 2026-05-18 02:42 (EEST)
**Category:** Control Systems
**Manufacturer:** LS
**Manufacturer code:** MC-40a 230VAC 1a1b
**EAN:** 8809512800878
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 63.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 52.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ls-mc-40a-230vac-1a1b--12446287

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The LS MC-40a is a high-performance 3-pole industrial contactor designed for reliable power switching. It features a 40A rated current, 18.5kW power capacity, and a 230V AC control coil. Equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, this device is ideal for motor control and electrical circuit automation in various industrial applications, ensuring durability and efficient performance.

## Long description

The LS MC-40a is a robust 3-pole industrial contactor engineered for high-performance power switching in demanding electrical environments. With a rated current of 40A and a power capacity of 18.5kW, this device provides reliable control for motors and various electrical circuits. It is equipped with a 230V AC control coil and includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, offering flexibility for complex automation systems.
Advantages
This contactor stands out due to its durable construction and efficient design, which ensures long-term operational stability in industrial settings. The integration of auxiliary contacts allows for seamless feedback and control integration within larger electrical panels. Its compact form factor facilitates easy installation, while the high switching capacity makes it a dependable choice for heavy-duty motor control applications where reliability is paramount.
Suitable for
Industrial motor control systems
Electrical circuit automation
HVAC equipment power management
Lighting control circuits
Pump and compressor operation
When it may not be suitable
This device is designed specifically for AC control circuits and is not suitable for DC-only applications. Additionally, it should not be used in environments that exceed its specified thermal or electrical ratings, as this may lead to premature failure or safety hazards.
Key specifications
Number of poles: 3
Rated operational current: 40A
Power capacity: 18.5kW
Control coil voltage: 230V AC
Auxiliary contacts: 1 NO and 1 NC
How to use
Installation should be performed by a qualified electrician in accordance with local electrical codes. The contactor is typically mounted on a standard DIN rail or via screw mounting within an electrical enclosure. Connect the main power lines to the primary terminals and the control signal wires to the coil terminals. Ensure that all connections are tightened to the specified torque to prevent overheating. Once installed, verify the operation of the auxiliary contacts to ensure proper integration with your control logic.
What to consider before purchase
Verify that your control circuit voltage matches the 230V AC coil specification.
Ensure the motor or load power requirements do not exceed the 18.5kW capacity.
Check available space in your electrical panel for mounting.
Confirm that the auxiliary contact configuration meets your automation requirements.
Usage recommendations
Regularly inspect the terminal connections for tightness and check for any signs of dust or debris accumulation within the enclosure to maintain optimal performance and safety.

## FAQ

### How much does the LS MC-40a 3-Pole Contactor 40A 18.5kW 230V AC cost, and is it available for purchase?

The price is 63.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 51 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 14.07.2026 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. All transactions are 100% secure and encrypted.

### 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

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