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K1-320 Mersen Type 1+2 1P 277V Replacement Cartridge

K1-320 Mersen Type 1+2 1P 277V Replacement Cartridge

Mersen 44120003 surge protection device for protecting low-voltage electrical installations against transient overvoltages.

SKU: 44120003Alt SKU: K1-320MPN: 44120003
Price
List Price £76.34 ex VAT
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£76.34
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Manufacturer Lead Time

£76.34

Why Choose the Mersen 44120003 Surge Protection Device?

The Mersen 44120003 is a surge protection device (SPD) designed to help protect low-voltage electrical installations against transient overvoltages caused by lightning activity and switching events. Engineered for dependable operation, it helps safeguard sensitive electrical and electronic equipment while improving the reliability of commercial and industrial power distribution systems.

Its compact modular design enables simple installation within electrical distribution boards and control panels, while its robust construction makes it suitable for demanding environments where continuous electrical protection is essential.

By safely diverting surge energy away from connected equipment, the Mersen 44120003 helps reduce the risk of equipment failure, minimise downtime and extend the service life of valuable electrical assets.

Key Advantages

  • Provides effective protection against transient overvoltages.
  • Helps reduce damage caused by lightning-induced surges.
  • Improves the reliability of electrical distribution systems.
  • Compact modular construction for straightforward installation.
  • Suitable for industrial and commercial applications.
  • Supports long-term protection of sensitive electrical equipment.
  • Designed for dependable operation in low-voltage installations.

Key Features

  • Manufactured by Mersen.
  • Surge protection device for low-voltage systems.
  • Compact modular construction.
  • DIN rail mounting.
  • Industrial-grade design.
  • Suitable for electrical distribution boards.
  • Designed for commercial and industrial installations.

Reliable Protection for Electrical Installations

Electrical systems are regularly exposed to transient overvoltages generated by lightning activity and switching operations. Installing a surge protection device helps divert these damaging surges safely to earth, reducing the likelihood of equipment damage and improving operational continuity.

Mersen surge protection solutions are widely used in industrial, commercial and infrastructure projects where dependable protection of electrical assets is essential for maintaining system availability.

Typical Applications

  • Industrial electrical distribution boards.
  • Commercial switchboards.
  • Automation and control panels.
  • Building services installations.
  • Manufacturing facilities.
  • Critical infrastructure projects.
  • General low-voltage electrical systems.

Technical Specifications

Voltage 277 V
Phase Single Phase
Manufacturer Mersen
Manufacturer part number 44120003
Product type Surge protection device
Application Low-voltage electrical installations
Mounting type DIN rail
Installation location Distribution boards and control panels
RoHS compliant Yes
Device Type Replacement cartridge
SPD Type Type 1+2

Frequently Asked Questions

What is the Mersen 44120003 used for?

The Mersen 44120003 is designed to protect low-voltage electrical installations and connected equipment against transient overvoltages.

Where is the Mersen 44120003 installed?

It is typically installed on a DIN rail inside electrical distribution boards and industrial control panels.

What applications is it suitable for?

The device is suitable for commercial buildings, industrial facilities and other low-voltage electrical systems requiring surge protection.

Why install a surge protection device?

Surge protection devices help minimise equipment damage caused by lightning activity and switching events, improving system reliability and reducing maintenance costs.

Is the Mersen 44120003 suitable for industrial environments?

Yes. It is designed for use in industrial and commercial electrical installations where dependable surge protection is required.

Trusted Electrical Protection from Mersen

Mersen manufactures high-quality electrical protection products trusted worldwide to improve power system reliability and protect valuable electrical equipment against damaging transient overvoltages.

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