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header-product Hager LE1840 D02 gG 400V 40A BiWtz fuse link electrical enclosure accessory
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AiO.lv Other goods Hager

Hager LE1840 D02 gG 400V 40A BiWtz fuse link electrical enclosure accessory

Hager LE1840 Fuse Link Accessory Photo 1
Hager LE1840 Fuse Link Accessory Photo 2
Hager LE1840 Fuse Link Accessory Photo 1
Hager LE1840 Fuse Link Accessory Photo 2
Hager LE1840 Fuse Link Accessory Photo 1
Hager LE1840 Fuse Link Accessory Photo 2
Hager LE1840 Fuse Link Accessory Photo 1
Hager LE1840 Fuse Link Accessory Photo 2
Hager LE1840 D02 gG 400V 40A BiWtz fuse link electrical enclosure accessory
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Short description

The Hager LE1840 is a reliable BiWtz D02 gG fuse link designed for electrical enclosures and distribution systems. Operating at 400V with a 40A current rating, this electrical accessory provides essential overcurrent and short-circuit protection for residential, commercial, and industrial installations. It ensures safe and efficient circuit management, helping to prevent equipment damage and electrical hazards. Ideal for professional electricians and maintenance technicians seeking dependable circuit protection components.
Warranty: 2 Years
SKU: 12683020
Manufacturer: Hager
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Product information

Description

The Hager LE1840 is a reliable BiWtz D02 gG fuse link designed for electrical enclosures and distribution systems. Operating at 400V with a 40A current rating, this electrical accessory provides essential overcurrent and short-circuit protection for residential, commercial, and industrial installations. It ensures safe and efficient circuit management, helping to prevent equipment damage and electrical hazards. Ideal for professional electricians and maintenance technicians seeking dependable circuit protection components.

Advantages

This fuse link delivers consistent performance and dependable circuit protection across various electrical environments. Its robust construction ensures reliable operation under standard electrical loads while effectively interrupting overcurrents and short circuits to safeguard connected devices and wiring. The standardized design allows for straightforward integration into compatible electrical enclosures and distribution boards, making it a practical choice for both new installations and routine maintenance tasks.

Suitable for

  • Residential electrical distribution boards
  • Commercial building sub-panels
  • Industrial control and power enclosures
  • Overcurrent protection in 400V circuits

When it may not be suitable, this component should not be used in systems exceeding its specified voltage or current ratings. It is not intended for high-voltage transmission networks or applications requiring time-delay characteristics other than the standard gG curve.

Key specifications

  • Brand: Hager
  • Model: LE1840
  • Type: BiWtz D02 gG fuse link
  • Rated voltage: 400V
  • Rated current: 40A

How to use involves installing the fuse link into a compatible fuse base within an appropriate electrical enclosure or distribution system. Ensure the power supply is completely disconnected before installation or replacement to prevent electrical shock. Insert the component securely into the designated D02 holder, verifying proper alignment and firm contact to ensure safe and continuous electrical operation.

What to consider before purchase

  • Verify that the 40A rating matches your circuit requirements
  • Confirm compatibility with your existing D02 fuse base and electrical enclosure
  • Check that the operating voltage of 400V aligns with your system specifications
Usage recommendations: Always ensure that electrical installations and component replacements are performed by qualified professionals in accordance with local safety regulations and standard electrical codes.
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Product comparison

The fuse link Hager LE1840 BiWtz D02 fuse link 40A 400V gG is compared with similar circuit protection devices from Hager, EATON, and Siemens. All listed products are designed to safeguard electrical systems and equipment against overloads and short circuits, but they differ in current ratings, physical dimensions, enclosure types, and intended applications.

⚙️ The specifications comparison covers the product type, rated current, operating voltage, characteristic class, and physical design to highlight functional differences between the models.

ParameterHager LE1840 40AHager LE1825 25AEATON 20A aRHager LF580G 80AHager LNH0025M 25ASiemens 100APractical significance
Type and formatD02 BiWtzD02 BiWtzD02 (20NZ02R)Cylindrical 22x58 mmNH000Cylindrical 22x58 mmDetermines the compatible fuse holder and enclosure integration.
Rated current40 A25 A20 A80 A25 A100 ADefines the maximum load current the circuit can carry before protection trips.
Rated voltage400 V400 V400 VNot specified500 V500 VIndicates the operating voltage level of the electrical network.
Characteristic classgGgGaRgGgGgGClass gG provides general cable protection, whereas aR offers specialized semiconductor protection.

◎ The suitability and use cases comparison helps determine which model is best suited for specific power distribution requirements in residential, commercial, or industrial environments.

Use caseRecommended productWhy
Standard electrical distribution protection at 40AHager LE1840 BiWtz D02 fuse link 40A 400V gGProvides the required current rating and gG protection class for standard installations.
Lower current circuit protection (25A)Hager LE1825 D02 gG 400V 25A BiWtz fuse link electrical enclosure accessorySuitable for lower load requirements while maintaining the D02 format.
Semiconductor device protectionEATON D02 Fuse Link 20A aR 400V 20NZ02RUses the aR characteristic specifically designed for sensitive power electronics protection.
Industrial power lines with high currentsSiemens 3NW62301 Cylindrical Fuse Link 100 A 500 V gG NFC 22x58mm or Hager LF580G cylindrical fuse link 22 x 58 mm 80A gGDesigned to handle higher current ratings in heavy-duty industrial distribution systems.

The Hager LE1840 BiWtz D02 fuse link 40A 400V gG differs from the alternatives through its 40A rating and D02 form factor, making it an optimal choice for standard electrical distribution boards and switchboards. It is best suited for applications requiring dependable overcurrent protection for standard circuits, while alternative models cater to different current ratings or specialized industrial protection needs.

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Customer questions

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What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 Hager 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 Hager 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.
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