MERSEN (CARBONE LORRAINE) EG34D MJR

Mersen (Carbone Lorraine) EG34D 817606 Carbon Brush

Description

This is a high-quality carbon brush, part number 817606, from Mersen (formerly Carbone Lorraine). It features the electrographitic grade EG34D, which is renowned for its excellent performance in DC motors. This brush ensures reliable electrical contact and conductivity between stationary and rotating parts of a motor, contributing to its efficiency and longevity. This is a new old stock item, manufactured in 2008, in excellent condition.

Specifications

• Manufacturer: Mersen (Carbone Lorraine)
• Part Number: 817606
• Material Grade: EG34D (Electrographitic)
• Connection Type: Wire lead with fork terminal

Label Info

• Part No: 817606
• Date: 05/08/2008
• Grade (on brush): EG34D

Application

These carbon brushes are typically used in a wide range of industrial DC motors, generators, and other rotating electrical equipment where reliable current transmission is critical.

Country of Origin

Manufactured in France by Carbone Lorraine, now Mersen.

CO2 Impact

Opting for this surplus carbon brush instead of a new one prevents the emission of approximately 1.5 kg of CO2. This saving is comparable to the emissions from driving a standard car for 7.5 kilometers.

Availability

Available from stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

What is the significance of the EG34D grade?

EG34D is an electrographitic grade known for its low friction coefficient, excellent commutating capabilities, and suitability for a wide range of motor speeds and loads. This makes it a versatile and reliable choice for many DC motor applications.

How do I know if this brush is compatible with my motor?

Compatibility is determined by the brush’s physical dimensions, the material grade (EG34D), and the type of wire terminal. Always compare these specifications with your motor’s manual or the existing brush you are replacing.

What are the signs that a carbon brush needs replacement?

Common signs include excessive sparking at the commutator, a noticeable decrease in motor performance or power, unusual noise, or when the brush has worn down to the minimum length indicator line.

Last Update: Friday, March 13, 2026

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