Hella 933791121 Daytime Running Light Relay

Hella 933791121 Daytime Running Light Relay

The Hella 933791121 daytime running light relay is a 12V, 5-pin relay built for dependable electrical switching in automotive lighting circuits. It is specified with a normally open contact and includes a holder for a cleaner, more secure installation.

Key Features

• 12V relay with 40A rated current and 40A ohmic load capacity
• 5-pin design with normally open contact function
• Supports 15A inductive load and 5A capacitive load
• Operating temperature range from -40°C to 125°C
• Supplied with holder
• Quantity: 1

Detailed Description

Built for lighting and body electrical systems, this Hella relay is suited for daytime running light control and other 12V switching applications that require a 5-pin, normally open relay. The 40A capacity at 12V provides the current handling needed for demanding circuits, while the wide temperature range supports reliable operation in cold starts and high-heat engine bay conditions. This part number, 933791121, is listed with fitment for Mercedes-Benz Sprinter, G-Class, and Vito applications, including Mercedes-Benz Sprinter 2500, Mercedes-Benz Sprinter 3500, and Mercedes-Benz G550 configurations.

This part cross-references OE-style numbers such as 001 542 31 19 and A0005458005 for the same application.

Vehicle Fitment

• Fits 2010-2024 Mercedes-Benz Sprinter 2500, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2010-2024 Mercedes-Benz Sprinter 3500, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2018-2024 Mercedes-Benz Sprinter 3500XD, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 1999-2023 Mercedes-Benz G500, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2009-2023 Mercedes-Benz G550, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2013-2023 Mercedes-Benz G63 AMG, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2004-2023 Mercedes-Benz Sprinter, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2019-2023 Mercedes-Benz Sprinter 1500, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2017-2018 Mercedes-Benz G550 4x4, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2014-2018 Mercedes-Benz G65 AMG, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2009-2013 Mercedes-Benz Vito, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1
• Fits 2003-2011 Mercedes-Benz G55 AMG, N/A — 12V - 5-Pin Connector - Normally Open Contact - with Holder - Quantity: 1

Installation Notes and Tips

Verify the relay footprint, pin count, and connector style before installation. Confirm the circuit is 12V and that the application calls for a normally open 5-pin relay with holder. For Mercedes-Benz Sprinter and G-Class electrical repairs, compare the original relay markings and connector layout to part number 933791121 before replacement.

Quality Assurance

Hella electrical components are built to meet automotive service requirements for relay switching in lighting and body systems. The specified operating range of -40°C to 125°C and 40A current rating support use in demanding vehicle environments.