Standard Ignition RY-1113 Auxiliary Battery Relay

Auxiliary Battery Relay for Mercedes-Benz

Standard Ignition RY-1113 is a 12-volt auxiliary battery relay built for electrical switching in select Mercedes-Benz applications. It uses a bolt-mount design with stud and blade terminals, round and oval connector shapes, and a male/male/female connector layout for direct replacement service.

Compatible With Mercedes-Benz CL550, CL63 AMG, CL600, CL65 AMG, CL500, CL55 AMG, E320, E350, E500, E550, E63 AMG, E55 AMG, and E280 applications across the listed model years. Standard Ignition RY-1113 is also cross-referenced to OE and aftermarket numbers for the same application.

Key Features

• Auxiliary battery relay for 12-volt electrical systems
• Bolt-mount construction with 2 mounting holes
• Stud and blade terminal design for vehicle-specific connection points
• Connector configuration: 3 connectors with round and oval shapes
• Male/male/female connector gender layout
• Continuous duty: No
• Direct replacement part number: RY-1113

Detailed Description

Standard Ignition RY-1113 is an auxiliary battery relay used to control electrical power flow in supported Mercedes-Benz vehicles. It is specified with a 12-volt rating, one relay function, and a bolt-mount housing that secures to the vehicle using two mounting holes. The terminal layout includes stud and blade connections, which helps match the original relay interface in the vehicle’s electrical system. This part cross-references Mercedes-Benz OE number 0025423819 and aftermarket references AR6619 and R6619 for the same application.

Vehicle coverage includes 2003-2009 Mercedes-Benz E320, 2006-2009 Mercedes-Benz E350, 2007-2009 Mercedes-Benz E550, 2007-2009 Mercedes-Benz E63 AMG, 2003-2006 Mercedes-Benz E500, 2003-2006 Mercedes-Benz E55 AMG, 2007-2011 Mercedes-Benz CL550, 2008-2011 Mercedes-Benz CL63 AMG, 2006-2009 Mercedes-Benz CL600, 2008-2009 Mercedes-Benz CL65 AMG, 2006 Mercedes-Benz CL500, 2006 Mercedes-Benz CL55 AMG, 2007 Mercedes-Benz E280, and 2006 Mercedes-Benz CL65 AMG.

Common Issues This Relay May Address

• Auxiliary battery power not switching correctly
• Intermittent electrical relay operation
• No-start or low-voltage concerns tied to relay control
• Battery charging or power distribution faults in the auxiliary circuit
• Electrical system warning messages related to relay failure

Installation Notes and Tips

Verify the connector shape, terminal style, and mounting pattern against the original relay before installation. Confirm the vehicle uses a 12-volt auxiliary battery relay and match the OE reference when servicing Mercedes-Benz E320, E350, E500, E55 AMG, CL550, or related applications. Inspect the surrounding wiring and terminals for heat damage, corrosion, or looseness before installing the replacement.

Quality Assurance

Standard Ignition supplies replacement electrical components for service applications, and RY-1113 is built to match the listed relay configuration and cross-reference numbers for the specified vehicles.