MERSEN FUSE 2,5 URGS 17/20 2,5URGS17/20

MERSEN FUSE 2,5 URGS 17/20 2,5URGS17/20

The Protistor® 17×27 aR 250V AC UL 20A fuse-link offers rapid and reliable protection for semiconductor devices and power electronics with a compact 17×27 mm design, certified to BS standards and UL recognised.

SKU: L097507Alt SKU: BS17US25V20MPN: L097507
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List Price £13.24 ex VAT
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Sold in packs of 10

£7.28

Why Choose the Mersen L097507 Carbon Brush?

The Mersen L097507 is a premium electrical carbon brush designed to provide dependable current transfer between stationary and rotating components in compatible electric motors, generators and industrial electrical machinery. Manufactured by Mersen, this replacement component is intended for professional maintenance, repair and overhaul applications where reliable electrical contact and long service life are essential.

Carbon brushes are essential wear components that maintain continuous electrical contact with a rotating commutator or slip ring during machine operation. The Mersen L097507 is manufactured from high-quality conductive carbon materials to provide stable conductivity, controlled wear characteristics and dependable performance when installed in compatible equipment.

Selecting the correct replacement carbon brush helps minimise electrical arcing, reduce commutator wear and improve machine reliability. Before ordering the Mersen L097507 carbon brush, verify the part number, dimensions, carbon grade, lead arrangement and equipment compatibility against the original component or the machine manufacturer's documentation.

Key Advantages

  • Genuine Mersen electrical carbon component.
  • Designed for dependable current transfer in rotating electrical equipment.
  • Supports reliable contact with compatible commutators and slip rings.
  • Suitable for preventative maintenance and equipment servicing.
  • Helps reduce excessive sparking when correctly selected and installed.
  • Manufactured for demanding industrial environments.

Key Features

  • Mersen L097507 replacement carbon brush.
  • High-quality conductive carbon construction.
  • Suitable for compatible motors, generators and rotating machinery.
  • Designed for installation in compatible brush holder assemblies.
  • Provides dependable electrical continuity during operation.
  • Controlled wear characteristics for extended service life.
  • Suitable for maintenance, repair and overhaul applications.
  • Manufacturer-specific replacement part number.

Reliable Electrical Contact for Industrial Machinery

Electrical carbon brushes provide a conductive connection between fixed electrical wiring and rotating machine components. As normal wear items, they should be inspected regularly and replaced before excessive wear affects machine efficiency or damages the commutator or slip ring.

Using the correct brush dimensions, carbon grade and connection type helps maintain efficient electrical performance while reducing downtime and extending the service life of motors and generators. During installation, the brush holder, spring pressure and rotating contact surface should also be inspected to ensure optimum operation.

Typical Applications

  • Industrial electric motors.
  • AC and DC generators.
  • Alternators.
  • Manufacturing and processing equipment.
  • Material handling systems.
  • Maintenance and repair of rotating electrical machinery.

Technical Specifications

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Fuse Type Semiconductor
Fuse Size 17x27 mm
Fuse Class aR
Voltage 250 V
Item number L097507
Catalogue No BS17US25V20
Description British Standard fuse-link Protistor® 17x27 aR 250V AC UL 20A
EAN/UPC Code 3605340146455
Rated voltage AC UL 250 V
Rated voltage DC UL 300 V
Rated voltage AC IEC 250 V
Ampere Rating 20 A
RoHS Compliant Yes
AC or DC AC
Speed/Characteristic aR
Fuse Size 17x27
Mounting Bolted
Clearing I2t At Rated Voltage 100 A²s
Melting I2t 15.6 A²s
Connection/Terminal Material Copper
Connection/Terminal Type L Brackets
Product Diameter 18.5 mm
Product Length 54.4 mm
Sell Pack Quantity 10 EA
Sell Pack Weight 0.276 kg
Sell Pack Width 68 mm
Sell Pack Length 188 mm
Sell Pack Height 24 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.0276 kg
Power Dissipation at Rated Current Value 3.9 W
HS Code 85361050
Country of Manufacture India

Frequently Asked Questions

What is the Mersen L097507 used for?

The Mersen L097507 is an electrical carbon brush designed to transfer electrical current between stationary and rotating components in compatible motors, generators and industrial machinery.

How do I confirm compatibility?

Compare the part number, dimensions, carbon grade, lead arrangement and equipment model with the original component or manufacturer documentation before ordering.

When should this carbon brush be replaced?

Replace the brush when it reaches the manufacturer's recommended wear limit or if it shows signs of cracking, overheating, uneven wear or excessive sparking.

Should all carbon brushes be replaced together?

Where recommended by the equipment manufacturer, carbon brushes should be replaced as a matched set to ensure balanced wear and consistent electrical contact.

What should be checked during installation?

Inspect the brush holder, spring pressure, flexible lead and commutator or slip ring condition. The brush should move freely and make even contact with the rotating surface.

Trusted Electrical Carbon Technology

Mersen carbon brushes are trusted worldwide across industrial motor, generator and rotating equipment applications, providing dependable electrical performance, controlled wear and reliable operation.