{{ totalProductsCount }}

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

header-product Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector, 80A, 750V/690V
123.99 €

Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector, 80A, 750V/690V

Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector Photo 1
Keep track of price changes You keep track of price changes
Watch the price drop

Leave your address - as soon as the price of the product goes down, you'll know about it right away

You keep track of price changes

Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector, 80A, 750V/690V

{{email}}
You keep track of price changes

Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector, 80A, 750V/690V

{{email}}
{{selectedOffer && selectedOffer.price | formatAmount}}

Short description

The Siemens 3KD0442-2LG20-3 is a 4-pole switch disconnector designed for reliable power distribution and circuit isolation. It features a rated current of 80 A and supports input voltages up to 750 V DC or 690 V AC. With a power dissipation of 14.8 W and an IP10 protection rating, this grey-colored device is certified according to IEC 81346-2 Q standards, ensuring robust performance in industrial electrical systems.
Available for order: 2 pcs.
Warranty: 2 Years
SKU: 12455820
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

{{selectedOffer.parcelStationDeliveryString}}

Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
16.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
21.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
21.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
0 credit

pay in 3 equal parts

today

0 €

afterward

3 mth. х 41.33 €

overpayment

0 €

All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 3.44 euros per month
Together cheaper
{{product.price | formatAmount}}
{{product.title}}
{{productBundle.reference.specialPrice | formatAmount}}
{{productBundle.title}}
{{productBundlePreviousPrice | formatAmount}}
{{productBundleSpecialPrice | formatAmount}}

You saving {{productBundleYouSave | formatAmount}}

Product information

Description

The Siemens 3KD0442-2LG20-3 is a high-performance 4-pole switch disconnector engineered for secure power distribution and reliable circuit isolation in industrial environments. This device is designed to handle a rated current of 80 A and supports operational voltages up to 750 V DC or 690 V AC, making it a versatile component for demanding electrical systems. With a power dissipation of 14.8 W and a robust construction, it ensures consistent performance while maintaining safety standards in accordance with IEC 81346-2 Q requirements.

Advantages

This switch disconnector offers exceptional reliability through its sturdy design and precise engineering. The inclusion of a direct operating mechanism allows for intuitive and immediate control, while the box terminal configuration simplifies the connection process for installers. Its compact dimensions and standardized mounting capabilities ensure that it integrates seamlessly into existing control panels and distribution boards, providing a dependable solution for managing electrical loads effectively.

Suitable for

  • Industrial power distribution systems
  • Circuit isolation for maintenance and safety
  • Control panel installations
  • Electrical infrastructure requiring 4-pole switching

This device may not be suitable for outdoor environments or areas exposed to moisture, dust, or debris, as it carries an IP10 protection rating. It is intended for installation within protected enclosures and should not be used in locations where environmental sealing is required.

Key specifications

  • Rated current: 80 A
  • Number of poles: 4
  • Maximum voltage: 750 V DC / 690 V AC
  • Power dissipation: 14.8 W
  • Protection rating: IP10
  • Dimensions: 96 mm width, 95 mm depth, 110 mm height
  • Terminal type: Box terminal
  • Operating mechanism: Direct front center

How to use

The switch disconnector is designed for professional installation within an electrical cabinet or distribution board. Ensure that the power supply is disconnected before beginning the installation process. Mount the unit securely using the provided mounting points, ensuring that the front operating mechanism is accessible for manual switching. Connect the electrical conductors to the box terminals, ensuring that all connections are tightened to the specified torque to prevent overheating. Once installed, the device can be used to manually isolate circuits by operating the front-mounted handle.

What to consider before purchase

  • Verify that the 80 A current rating meets your specific circuit requirements.
  • Ensure the installation environment is dry and protected, given the IP10 rating.
  • Check the available space in your enclosure against the device dimensions of 96 x 95 x 110 mm.
  • Confirm that a 4-pole configuration is necessary for your specific application.
Usage recommendations: Always adhere to local electrical codes and safety regulations during installation. Regular inspections of the terminal connections are recommended to ensure long-term operational integrity and to prevent potential electrical faults.

Specifications

Weight:
0.475 kg
Product colour:
Grey
All features
Storage temperature (T-T):
-25 - 55
Pollution degree:
3
Power dissipation:
14.8 W
Short-time withstand current:
3500
Compliance certificates:
UKCA, EAC, CE, CCC

Packaging data

Package depth:
129 mm
Package height:
98 mm
Package width:
120 mm

Design

Certification:
IEC 81346-2 Q
Product colour:
Grey
International Protection (IP) code: Device protection rating against dust and water according to the international IP standard.
IP10

Weight & dimensions

Weight:
0.475 kg
Height:
110 mm
Width:
96 mm
Depth:
95 mm

Power

Input voltage:
750 / 690
Rated current:
80 A

Features

Operating temperature (T-T):
-5 - 40
Number of poles:
4

Logistics data

Country of origin:
China

Description

Machine translation. Load original

Similar products

{{product.title}} Show details Hide details

{{highlightedFeature.featureTitle}}:

{{getProductFeatureValueById(product, highlightedFeature.featureId)}}

{{product.price | formatAmount}}
Might be useful
{{product.manufacturerName}}
{{product.categoryName}}
{{product.title}}
{{product.specialPrice}}
{{product.price}}

Customer reviews

Customer questions

FAQ

How much does the Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector cost, and is it available for purchase?

The price is 123.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 16.07.2026 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 Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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 Siemens 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 Siemens 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for Siemens 3KD0442-2LG20-3 4-Pole Switch Disconnector?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.