Bosch Carbon Brushes (Part no. 1617014122 u) Key benefits Reliable replacement: Restores proper electrical contact and motor performance in compatible Bosch tools to reduce sparking and power loss. Durable construction: Made from a durable carbon material designed for long-lasting wear and consistent performance under load. Built-in protection: The automatic stop function halts the machine when brush wear reaches the replacement threshold, helping prevent further motor damage and maintaining safe operation. What it does Provides the wear surface that transfers current to the motor commutator. Stops the tool automatically when brushes are worn to the point of replacement, preventing damage from over-worn brushes. Serves as a direct replacement for worn or damaged brushes to return tools to efficient operation. Compatibility Compatible with Bosch models: 5/40 DCE, 5 DCE, DCE38, 38, and GSH 4. Matches the referenced part number: 1617014122 u. Performance and fit Engineered to meet Bosch tool specifications for fit and electrical contact. Offers consistent conductive performance to maintain motor torque and minimize interruptions during use. Intended as a one-to-one replacement for worn brushes to preserve original tool function. Typical use scenarios Maintenance: Replace worn brushes in a Bosch GSH 4 demolition hammer to restore reliable power and reduce motor sparking on the next job. Jobsite repair: Keep a set as a spare for 5 DCE or DCE38 rotary hammers to avoid downtime during renovation or drilling tasks. Workshop servicing: Use these brushes when refurbishing older Bosch tools to ensure safe operation with the automatic stop feature active. Notes Sold as replacement carbon brushes compatible with the listed Bosch models and part number 1617014122 u. If unsure about fit or installation, consult your tool manual or a qualified technician.