ZF 3312308029 - Transmission Neutral Safety Switch

ZF 3312308029 - Transmission Neutral Safety Switch

The ZF 3312308029 Transmission Neutral Safety Switch is a precision-engineered component designed to prevent accidental engine start-up when the transmission is engaged. This essential safety feature ensures smooth and reliable operation in marine transmission systems, protecting both the engine and drivetrain. Built for demanding marine environments, the switch features corrosion-resistant materials, high-temperature durability, and a waterproof design. It is a direct replacement for part numbers 1000-640-004 and 3312308029, offering seamless compatibility with Borg Warner Velvet Drive, ZF, and Hurth transmissions.

Key Features:

• Prevents engine start when the transmission is in gear, ensuring safety
• Direct replacement for part numbers 1000-640-004 and 3312308029
• Compatible with multiple marine transmission models
• Waterproof, corrosion-resistant construction for durability in marine environments
• High-precision electrical contacts for reliable operation
• Sealed design with IP67-rated protection against water and dust
• High heat and vibration resistance for long-term reliability
• Spring-loaded plunger activation for precise engagement
• Simple plug-and-play installation with standard marine-grade connectors

Specifications:

• Product Type: Transmission Neutral Safety Switch
• Material: High-strength thermoplastic housing with corrosion-resistant metal components
• Electrical Rating: 12V / 24V DC compatibility
• Current Rating: 5A at 12V DC, 3A at 24V DC
• Operating Temperature: -40°F to 185°F (-40°C to 85°C)
• Protection Rating: IP67 (dustproof and waterproof)
• Activation Type: Spring-loaded plunger mechanism
• Switch Configuration: Normally Open (NO) / Normally Closed (NC)
• Connector Type: Marine-grade insulated terminals
• Thread Size: M12 x 1.5 (for secure installation)
• Mounting Type: Threaded screw-in with locking mechanism
• Resistance: High resistance to saltwater, oil, and hydraulic fluids
• Contact Material: Copper alloy with anti-corrosion coating
• Insulation Resistance: 100 MΩ minimum at 500V DC
• Dielectric Strength: 1000V AC for 1 minute
• Shipping Dimensions: 5" x 3" x 3"
• Shipping Weight: 0.4 lbs
• Certifications: Meets SAE J1171 and ISO 8846 MARINE standards for safety and ignition protection

Compatibility and Application:

The ZF 3312308029 Neutral Safety Switch is designed for a wide range of marine transmissions, ensuring secure and efficient operation.

Compatible ZF Transmissions:

• ZF 45A
• ZF 63, 63A, 63IV
• ZF 80A, 80IV
• ZF 85A, 85IV

Compatible Hurth Transmissions:

• HSW 450A, HSW 450D
• HSW 630H, HSW 630A, HSW 630V
• HSW 800A, HSW 800V, HSW 800A3

Benefits:

• Enhances safety by preventing accidental engine engagement
• Protects transmission components from damage due to unintended starts
• Reliable and long-lasting performance in harsh marine conditions
• Waterproof and corrosion-resistant for extended durability
• Easy installation with direct-fit compatibility
• Designed for extreme temperature and vibration resistance
• Meets industry standards for marine safety and electrical performance
• Suitable for various marine applications, including recreational and commercial vessels

The ZF 3312308029 Neutral Safety Switch is an essential component for marine transmissions, providing safety, reliability, and long-term durability. Designed to withstand the toughest conditions, this switch ensures peace of mind for boat owners and operators, delivering optimal protection and performance.