HELLA 6ED 004 778-031 Switch - S07 - Pull switch control - Number of connectors: 3 - Bolted - On/Off Switch - Bore Ø: 14.5mm - Switch Lighting: Orange

Product Overview

The HELLA 6ED 004 778-031 Switch – S07 is a high‑performance pull‑switch control designed for demanding automotive and industrial applications. It features a robust bolted mounting system, an on/off switching action, and a distinctive orange illumination that enhances visibility in low‑light environments.

Key Technical Specifications

• Model: 6ED 004 778-031
• Switch Type: Pull switch (traction control)
• Mounting Method: Bolted (Vissé / geschraubt)
• Number of Connectors: 3
• Bore Diameter: Ø 14.5 mm
• Switch Lighting: Orange (orange illumination)
• Operating Voltage: 12 V DC (typical automotive range)
• Current Rating: Up to 8 A
• Material: Durable polymer housing with metal contacts for reliable conductivity
• Environmental Resistance: Designed to withstand temperature extremes, vibration, and moisture typical of vehicle and industrial environments

Design Features & Functionality

The switch incorporates a pull‑actuated mechanism, allowing operators to engage or disengage the circuit with a simple tug. This design is ideal for applications where quick, tactile control is required, such as engine start/stop systems, auxiliary power controls, and safety interlocks.

Its bolted mounting ensures secure installation on metal panels or chassis, providing stability even under high vibration conditions. The three connectors allow for straightforward integration into existing wiring harnesses, supporting both signal and power connections within a compact footprint.

Visual & Ergonomic Highlights

The switch’s orange illumination is not only aesthetically pleasing but also functional; it offers clear visual feedback that the switch is active or ready for operation. This feature is particularly useful in dimly lit cabins or control rooms where quick identification of operational status is critical.

Ergonomically, the pull‑actuated design requires minimal force, reducing operator fatigue during repetitive use. The tactile feel provides instant confirmation of engagement, enhancing safety and reliability.

Applications & Compatibility

This switch is engineered for a wide range of vehicles and machinery, including but not limited to:

• Audi, Mitsubishi, Volkswagen, and other OEM automotive platforms
Industrial equipment such as forklifts, generators, and auxiliary power units Heavy‑equipment machinery where robust traction control is essential

The standardized bore size (Ø 14.5 mm) and bolted mounting make it compatible with existing chassis brackets and mounting plates across multiple vehicle models, simplifying retrofits and replacements.

Reliability & Durability

HELLA’s engineering heritage ensures that the 6ED 004 778-031 switch delivers long‑term performance. Its construction uses high‑quality polymers resistant to abrasion and chemical exposure, while metal contacts are plated to prevent corrosion. The device is tested against automotive standards for temperature cycling, humidity, and mechanical shock.

Installation & Maintenance

Installation involves aligning the bore with a pre‑drilled hole on the mounting surface, securing the switch with bolts, and connecting the three terminals to the appropriate circuit points. Because of its bolted design, maintenance is straightforward: replace the switch by loosening the bolts and disconnecting the wiring harness.

Conclusion

The HELLA 6ED 004 778-031 Switch – S07 combines reliable traction control with a user‑friendly pull mechanism, bolted mounting for secure installation, and eye‑catching orange illumination. Its robust construction, precise specifications, and compatibility across a broad spectrum of automotive and industrial platforms make it an excellent choice for engineers seeking dependable switch solutions in demanding environments.