The HELLA Battery Master Disconnect Switch (MPN: 008458037) provides an essential safety layer for agricultural and construction machinery, protecting electrical systems against fire hazards and theft. This heavy-duty isolator allows operators to quickly disconnect the circuit between the battery, starter, and other electrical consumers. Using a mechanical turn-key design, the circuit is closed for operation and relies on a high-tension return spring for reliable opening and separation.

Constructed to survive the rigors of heavy-duty environments, this switch is engineered to resist corrosion and high-frequency vibration. It offers versatile installation options, capable of switching either the positive or negative lines depending on your specific electrical architecture. For added security, the key is fully removable when set to the "Off" position, preventing unauthorized vehicle use and eliminating parasitic battery drain during storage.

• Functional Safety: Provides immediate circuit isolation to prevent electrical fires in the event of an accident or short circuit.
• Theft Deterrent: Removable key in the "Off" position disables the vehicle's electrical system.
• Durable Build: Designed for the harsh conditions of the agricultural and construction industries.
• Versatile Application: Suitable for switching either the plus or minus lines.
• Reliable Operation: Features a robust return spring for consistent circuit opening.
• Manufacturer Part Number: 008458037

This Hella Rotary Battery Disconnect Switch (MPN: 002843011) is a heavy-duty electrical isolator designed for agricultural, construction, and commercial vehicle applications. Rated for 100 Amps at 24V, it provides an essential layer of safety, protecting against battery drain, theft, and fire hazards during maintenance or storage.

Built with high-grade plastics and premium contact materials, this switch is engineered to withstand the harsh environments of off-road and industrial use. The mechanical design features a positive-action key that closes the circuit between the battery and the starter, while a return spring ensures reliable separation. For added security, the key can be removed when the switch is in the "Off" position to prevent unauthorized vehicle operation.

• Current Rating: 100 Amps at 24V
• Security: Removable key in the "Off" position
• Operation: Manual rotary action with return spring separation
• Application: Suitable for switching either the positive or negative line
• Durability: Resistant to heat, vibration, and electrical degradation
• Manufacturer Part Number: 002843011

The Haltech NEXUS S3 (HT-213100) is a combined Engine Control Unit (ECU) and Vehicle Control Unit (VCU) designed to streamline vehicle electronics. By integrating engine management with a Power Distribution Module (PDM), the NEXUS S3 replaces the need for traditional external fuse boxes and relay panels, significantly simplifying the wiring process for performance builds and engine swaps.

This comprehensive kit includes the NEXUS S3 unit and a complete Plug and Pin set, providing the necessary connectors and terminals to construct a professional, high-reliability custom wiring harness. The S3 offers precise control over engine functions and vehicle power circuits through a single, unified software interface.

• Manufacturer Part Number: HT-213100
• Combined ECU and VCU architecture for total vehicle control
• Integrated power distribution simplifies harness complexity
• Includes complete plug and pin set for custom wiring solutions
• Designed for use with Haltech NSP (Nexus Software Programmer)
• Ideal for simplified EFI conversions and competition use

The Haltech NEXUS S2 (HT-212100) is a comprehensive Vehicle Control Unit (VCU) that streamlines engine management by integrating the functionality of an ECU, Power Distribution Module (PDM), and high-speed data logger into a single, compact device. This all-in-one solution simplifies complex vehicle wiring and reduces the need for external relays and fuse boxes in high-performance builds.

Designed for professional-level control, the NEXUS S2 provides a unified platform for tuning and power management. This specific kit includes the necessary plug and pin set to allow for the construction of a custom wiring loom tailored to your specific engine configuration and chassis requirements.

• Integrated Functionality: Combines engine management, power distribution, and data logging for a cleaner installation.
• Custom Wiring Ready: Includes a complete plug and pin set for building a high-quality, application-specific harness.
• Modern Connectivity: Features integrated Wi-Fi for wireless tuning and monitoring via the NSP software.
• Compact Form Factor: Consolidates multiple modules to save weight and space in the engine bay or cabin.
• Manufacturer Part Number: HT-212100

What's Included: Haltech NEXUS S2 VCU unit, complete plug and pin set, and USB-C programming cable.

The Haltech NEXUS R3 Plug and Pin Set (HT-193100) provides the essential connector hardware required to build a professional custom wiring loom for your NEXUS R3 VCU. This kit ensures a secure, high-integrity interface with the controller, utilizing automotive-grade housings and terminals designed to withstand high-vibration and high-temperature environments.

Ideal for engine swaps, competition builds, and bespoke wiring projects where a pre-terminated harness is not suitable, this set allows for precise, pin-by-pin customization of your engine management system.

• Compatible specifically with the Haltech NEXUS R3 VCU
• Includes all necessary connector housings to populate the VCU ports
• Supplied with high-quality crimp-style pins and terminals
• Essential for building professional-tier custom wiring harnesses
• Manufacturer Part Number: HT-193100

Integrate your factory Gen III LS knock sensors into your engine management system with the Haltech NEXUS Rebel LS Gen III Knock Sensor Adaptor (HT-186508). Specifically designed for NEXUS Rebel LS harnesses, this adaptor allows for a seamless, plug-and-play connection to the original knock sensors typically located in the valley tray of Gen III LS engines.

Maintaining functional knock control is critical for tuning and engine safety. This high-quality wiring adaptor ensures reliable signal transmission to your Haltech VCU, allowing the system to monitor for pre-detonation and adjust ignition timing accordingly.

• Direct fit for Gen III LS knock sensors
• Compatible with Haltech NEXUS Rebel LS wiring harnesses
• Plug-and-play installation requires no pinning or soldering
• Manufactured with high-temp automotive-grade wiring
• Manufacturer Part Number: HT-186508

The Haltech NEXUS Rebel LS Corvette Pedal Adaptor (HT-186507) provides a seamless connection between a Corvette drive-by-wire (DBW) accelerator pedal and the NEXUS Rebel LS VCU. This adaptor harness is a critical component for enthusiasts performing LS engine swaps or upgrading to a standalone engine management system, ensuring the electronic throttle signal is accurately communicated to the vehicle control unit.

• System Compatibility: Exclusively designed for the Haltech NEXUS Rebel LS series
• Application: Fits Corvette-style drive-by-wire accelerator pedals
• Installation: Plug-and-play design for direct integration with the NEXUS wiring harness
• Precision: Ensures reliable throttle position data for consistent engine response
• Manufacturer Part Number: HT-186507

The Haltech NEXUS Rebel LS 8-Pin DBW Adaptor (HT-186506) provides a direct, plug-and-play solution for integrating specific 8-pin Drive-By-Wire throttle bodies with your NEXUS Rebel LS engine management system. Designed to eliminate the need for custom wiring or terminal pinning, this adapter ensures a secure and reliable connection for critical throttle control signals.

• Engineered specifically for use with the Haltech NEXUS Rebel LS VCU series
• Converts the harness to a standard 8-pin DBW throttle body connector
• High-quality terminals and robust housing for automotive-grade durability
• Simplifies engine swaps and harness integration
• Manufacturer Part Number: HT-186506

The Haltech NEXUS Rebel LS 6-Pin DBW Adaptor (HT-186505) is engineered to provide a direct, plug-and-play interface between your NEXUS Rebel LS VCU and a 6-pin electronic throttle body. This adaptor simplifies the wiring process for LS engine swaps, ensuring a secure and reliable connection without the need for manual pin mapping or wire splicing.

• Optimized for the Haltech NEXUS Rebel LS engine management system
• Standard 6-pin Drive-By-Wire (DBW) connector configuration
• High-quality wiring and weather-sealed connectors for harsh engine bay environments
• Ensures precise signal integrity for electronic throttle control
• Manufacturer Part Number: HT-186505

This adaptor is a critical component for builders looking to maintain precise throttle response and easy integration while utilizing the advanced features of the NEXUS platform.

The Haltech IC-7 OBDII to CAN cable provides a direct, plug-and-play connection between your IC-7 Display Dash and the vehicle's factory OBDII diagnostic port. This interface allows the dash to communicate with the vehicle's ECU, streaming real-time engine data, sensor readings, and diagnostic parameters directly to the digital display without the need for custom wiring or splicing into the factory harness.

With a 1400mm (55in) length, this cable offers sufficient reach for routing through the dashboard and behind interior trim panels for a clean, professional-grade installation. It is built with high-quality connectors to ensure stable data transmission and long-term durability in automotive environments.

• Manufacturer Part Number: HT-135003
• Total Length: 1400mm (55 inches)
• Connection Type: OBDII to CAN
• Application: Compatible with Haltech IC-7 Display Dash units
• Simplifies data logging and real-time monitoring via the OBDII port

The Haltech HT-135000 Elite CAN Cable provides a secure, high-integrity bridge between your Elite series ECU and the vehicle’s OBDII port. This cable is essential for users needing to interface their engine management system with OBDII-compliant diagnostic tools or displays using the CAN bus protocol.

Measuring 1800mm (72 inches), this cable provides ample length for clean interior routing from the ECU mounting location to the diagnostic port under the dashboard. It features a rugged 4-pin DTM connector on one end for the Haltech CAN bus and a standard 16-pin OBDII plug on the other, ensuring a plug-and-play installation without the need for custom wiring or pinning.

• Connects Haltech Elite series ECUs to the vehicle OBDII port
• Length: 1800mm (approx. 72 inches)
• Connectors: 4-pin DTM (DTM-4) to OBDII
• Designed for reliable CAN bus communication and diagnostic access
• Manufacturer Part Number: HT-135000

The Haltech HT-130040 is a precision-engineered 3-inch CAN adaptor cable designed to facilitate seamless data communication between different connector standards in your vehicle's CAN bus network. This adaptor serves as a critical bridge when integrating various Haltech expansion modules, digital dashes, or wideband controllers into a loom that utilizes disparate plug styles.

• Replaces/Converts: Adapts a DTM-4 female receptacle to an 8-pin black Tyco connector
• Length: 3 inches (approx. 75mm) for compact, clutter-free installation
• Build: High-quality automotive-grade wiring and connectors for maximum signal integrity
• Compatibility: Engineered for use within Haltech CAN bus ecosystems
• Manufacturer Part Number: HT-130040

Whether you are updating your engine management setup or adding new sensors to a legacy loom, this adaptor ensures a secure, plug-and-play connection without the need for manual repinning or wire splicing.

Integrate your vehicle's electronics with this genuine Haltech Elite CAN cable (HT-130026). Measuring 1800mm (72 inches), this cable provides the necessary length for routing data connections between your ECU, CAN hubs, wideband controllers, and digital dashes. It features high-quality DTM-4 connectors on both ends to ensure a secure, vibration-resistant connection in demanding automotive environments.

• Product Type: CAN Bus Extension/Communication Cable
• Connectors: DTM-4 to DTM-4
• Length: 1800mm (72 inches)
• Application: Connects Haltech Elite series ECUs and accessories
• Manufacturer Part Number: HT-130026

The Haltech Elite CAN Cable (HT-130025) provides a robust, plug-and-play communication link for connecting expansion modules to your ECU. Measuring 1200mm (approximately 48 inches), this cable offers the necessary length to route wiring through the firewall or across the chassis to reach wideband controllers, digital dashes, or I/O expanders.

Designed for the harsh environments of performance automotive applications, this cable utilizes high-quality DTM-4 connectors on both ends to ensure a secure, vibration-resistant, and weather-sealed connection. It is an essential component for expanding your Haltech ecosystem while maintaining signal integrity for critical sensor data.

• Manufacturer Part Number: HT-130025
• Length: 1200mm (48 inches)
• Connector Type: DTM-4 to DTM-4
• Compatibility: Haltech Elite Series and CAN-enabled expansion devices
• Construction: Protected with durable automotive-grade sleeving

The Haltech HT-130023 is a 600mm (24-inch) CAN cable designed for the Haltech Elite ecosystem. This cable facilitates high-speed data communication between an Elite series ECU and CAN-enabled accessories such as wideband controllers, digital dash displays, and expansion modules. Featuring genuine Deutsch DTM-4 connectors on both ends, it provides a secure, vibration-resistant, and weatherproof connection essential for performance automotive environments.

This shielded twisted-pair cable is engineered to maintain signal integrity and minimize electromagnetic interference (EMI) across your CAN bus network. At 600mm in length, it is optimized for connecting components mounted in relatively close proximity without excessive slack, ensuring a clean and professional harness layout.

• Manufacturer Part Number: HT-130023
• Series: Haltech Elite CAN
• Connector Type: DTM-4 to DTM-4
• Length: 600mm (24 inches)
• Application: Direct plug-and-play for Haltech CAN bus expansion

The Haltech Elite CAN Cable (HT-130021) provides a high-reliability data link for your vehicle's CAN bus network. Measuring 150mm (6 inches) in length, this short-run cable is specifically designed for connecting CAN-enabled devices or daisy-chaining components while maintaining a clean, organized wiring layout.

Constructed with genuine Deutsch DTM-4 connectors, this cable ensures a secure, vibration-resistant, and weather-sealed connection suitable for performance and racing environments. It is a direct plug-and-play solution for integrating Haltech Elite series ECUs with compatible CAN expansion modules and digital displays.

• Manufacturer Part Number: HT-130021
• Length: 150mm (6 inches)
• Connector Type: DTM-4 to DTM-4
• Application: CAN bus communication and device daisy-chaining

The Haltech Elite CAN Cable (HT-130020) provides a reliable, short-run communication link designed for seamless CAN bus expansion. Measuring 75mm (3 inches) in length, this cable is ideal for clean, compact daisy-chaining of multiple CAN-enabled devices—such as wideband controllers, digital dashes, or I/O expanders—where minimizing excess wire clutter is critical.

Terminated with industry-standard DTM-4 connectors on both ends, this cable ensures a secure, vibration-resistant connection capable of withstanding the harsh environments of performance automotive applications. It is an essential component for any Haltech Elite management system requiring precise CAN network topology.

• Manufacturer Part Number: HT-130020
• Connector Type: DTM-4 to DTM-4
• Length: 75mm (3in)
• Compatibility: Haltech Elite Series and CAN-enabled accessories
• Application: CAN bus module daisy-chaining and networking

Establish a stable, high-speed data link between your tuning laptop and engine management system with the Haltech HT-070021 USB connection cable. Specifically designed for the Haltech Nexus series, this cable features a standard USB-A connector for your computer and a USB-C connector for the device.

With a generous length of 2.0 meters (78 inches), this cable provides the necessary reach for comfortable in-car tuning sessions, data log downloads, and firmware updates without the strain of a short lead. It is built to maintain signal integrity in the demanding environment of a vehicle cabin or workshop.

• Manufacturer Part Number: HT-070021
• Connectors: USB Type-A to USB Type-C
• Length: 2.0m (78 inches)
• Application: Compatible with Haltech Nexus series units

The Haltech HT-070020 USB Connection Cable provides a reliable, high-speed link between your PC and your engine management system. Measuring 2.0 meters (78 inches), this cable offers the necessary reach for tuning from the passenger seat or workspace while maintaining a stable connection for real-time data logging and firmware updates.

Constructed to withstand the rigors of automotive environments, this USB Type A to USB Type B lead is the standard communication interface for a wide range of Haltech controllers. It serves as a direct replacement or a convenient spare for the cable originally supplied with your ECU kit.

• Length: 2.0m (approx. 78 inches)
• Interface: USB Type A to USB Type B
• Compatibility: Haltech Platinum Sprint, Platinum Sport, Platinum Pro, and Elite range ECUs
• Manufacturer Part Number: HT-070020

The Haltech HT-070013 USB Extension Cable provides a reliable communication interface for your Elite PRO Direct Plug-in ECU or IC-7 Digital Dash. This cable is engineered to extend the internal USB port to a more accessible location, allowing you to connect a laptop for real-time tuning, firmware updates, and data log retrieval without having to access the ECU enclosure or disassemble vehicle trim.

• Compatible with Haltech Elite PRO Direct Plug-in ECU series
• Compatible with Haltech IC-7 Digital Display Dashes
• Ensures stable data transfer for reliable laptop-to-ECU communication
• Manufacturer Part Number: HT-070013

Ensure a secure and reliable communication link for your ECU with the Haltech Elite Waterproof USB Extension Cable. This 8-foot (2.4m) cable allows you to relocate your tuning port to a more accessible or protected location without sacrificing signal integrity or weather resistance.

Designed specifically for harsh automotive environments, this cable features a Type B connector and a rugged waterproof design. It includes a tethered waterproof sealing cap to protect the terminals from moisture, dirt, and debris when the cable is not in use, making it ideal for marine or off-road applications where exposure is a concern.

• Length: 2.4m (8')
• Connector Type: USB Type B
• Feature: Waterproof construction with tethered sealing cap
• Application: Direct communication for Haltech Elite series ECUs
• Part Number: HT-070002

When mounting your Haltech Multi-Function CAN Gauge in custom dashboard layouts or overhead consoles, standard cable lengths often fall short. The Haltech HT-061012 Extension Cable provides an additional 5 feet (1.5 meters) of reach, ensuring a secure and reliable connection between your gauge and the CAN bus network or ECU.

• Reliable Data Transmission: Engineered to maintain signal integrity across the CAN bus network without data loss.
• Plug-and-Play Integration: Features factory-style connectors for a direct fit with Haltech Multi-Function CAN Gauges.
• Durable Construction: Built with high-quality sheathing to protect wiring from abrasion and engine bay heat.
• Length: 5ft (1.5m)
• Manufacturer Part Number: HT-061012

The Haltech HT-061011 Daisy-Chain Cable allows for the seamless connection of multiple Haltech Multi-Function CAN Gauges. This expansion cable is designed to simplify dashboard wiring by linking gauges in a series, reducing the need for multiple home-run cable paths to the CAN hub or ECU and keeping your digital gauge network organized.

Constructed with high-quality connectors and shielded wiring, this cable ensures stable data transmission and reliable power delivery across your gauge cluster. It provides a direct plug-and-play solution for expanding your vehicle's monitoring capabilities with a clean, professional finish.

• Manufacturer Part Number: HT-061011
• Application: Connects multiple Haltech CAN gauges in series
• Interface: Plug-and-play multi-pin CAN bus connectors
• Compatibility: Haltech Multi-Function CAN Gauge series

Improve rear-view visibility and driver safety with the Haltech Reverse/Back-Up Camera Kit (HT-060400). This kit is designed to integrate seamlessly with compatible digital displays and ECUs, providing a clear, wide-angle feed of the area behind the vehicle. It is a critical addition for vehicles with restricted rear sightlines, such as caged race cars or builds with large aerodynamic wings.

• High-resolution camera sensor for clear imaging in various lighting environments
• Wide-angle field of view to eliminate blind spots during reversing or parking
• Compact, weather-resistant housing designed for external mounting
• Includes necessary wiring harness and connectors for a professional installation
• Manufacturer Part Number: HT-060400

The Haltech Toyota A340 PRNDL Signal Converter (HT-038010) is a specialized interface designed to bridge the gap between the Toyota A340 automatic transmission's gear position switch and your aftermarket ECU. By translating the signals from the factory PRNDL switch, this converter provides the ECU with accurate, real-time gear data required for advanced tuning and safety functions.

Reliable gear detection is vital for optimizing idle control logic, managing gear-dependent boost targets, and ensuring features like reverse-light activation and neutral-safety starts function correctly in a custom-wired environment. This module simplifies the integration process, eliminating the need for complex custom relay logic or multi-input configurations.

• Function: Converts factory A340 gear position signals for ECU compatibility
• Compatibility: Designed specifically for Toyota A340 series automatic transmissions
• Build: High-quality automotive-grade wiring and compact module housing
• Manufacturer Part Number: HT-038010

The Haltech Tacho Output Adaptor (HT-038006) is designed to bridge the gap between modern ECU signals and traditional tachometers. It is specifically engineered for vehicles equipped with coil negative driven tachometers that require a high-voltage pulse to trigger the RPM gauge—a common requirement when upgrading to a modern engine management system or a multi-coil ignition setup.

This adaptor converts the low-current tachometer output from an ECU into a signal compatible with older-style analog dashboards, ensuring accurate and steady RPM readings. The kit includes a genuine DTM 4 connector set to provide a secure, moisture-resistant electrical connection suitable for the demands of a high-performance engine bay.

• Allows modern ECUs to drive high-voltage coil negative tachometers
• Includes matching DTM 4 connector plug and pin set for reliable wiring
• Essential for maintaining factory dash functionality during ECU upgrades
• Manufacturer Part Number: HT-038006

The Haltech Fuel Level Sender Signal Conditioner (HT-038002) is designed to filter a resistive signal for use with an Analogue Voltage Input (AVI). This module allows performance ECUs to interpret traditional resistive fuel level sender data by converting it into a stable voltage signal.

• Filters resistive fuel sender signals for AVI compatibility
• Ensures stable and accurate fuel level data for ECU monitoring
• Includes HT-031016: A matching set of Deutsch DTM 4 connectors for secure wiring
• Manufacturer Part Number: HT-038002

The Haltech Nissan Attesa 4WD TPS Adaptor is a specialized throttle position sensor splitter harness designed for Nissan vehicles equipped with the Attesa all-wheel-drive system. This harness is an essential component when installing an aftermarket ECU, as it enables the factory Attesa controller to continue receiving a throttle signal simultaneously with the engine management system, preserving correct 4WD logic and engagement.

• Allows seamless throttle signal sharing between an aftermarket ECU and the factory Attesa controller
• Constructed with automotive-grade wiring and connectors for long-term reliability
• Critical for maintaining factory 4WD functionality on modified Nissan platforms
• Simplified installation for custom engine management setups
• Manufacturer Part Number: HT-038001

The Haltech Analogue Output Adaptor (HT-038000) is a specialized interface module designed to convert a Pulse Width Modulated (PWM) output from your ECU into a stable 0-5V analogue signal. This conversion is essential for interfacing with auxiliary modules, gauges, or factory hardware that requires a linear voltage input rather than a frequency-based duty cycle.

This adaptor is frequently used in performance drivetrains, such as interfacing with Mitsubishi Evolution X AWD controllers. By using this module, tuners can bridge the communication gap between high-speed digital outputs and sensitive analog inputs. The unit comes complete with high-quality Deutsch DTM 4 connectors to ensure a secure, weather-sealed connection in demanding automotive environments.

• Function: Converts PWM Output to a 0-5V Analogue Signal
• Included Hardware: HT-031016 matching set of Deutsch DTM 4 Connectors
• Common Application: Mitsubishi Evo 10 AWD controller interfacing
• Manufacturer Part Number: HT-038000

The Haltech DTP-4 Plug and Pin Set (HT-031201) provides a robust, high-current interconnection solution for automotive electrical systems. Utilizing the Deutsch DTP-06-4S series connector body, this 4-way set is specifically engineered for circuits that exceed the capacity of standard DT-series connectors.

• High Current Capacity: Rated for up to 25 Amps per circuit, ideal for power-hungry components.
• Connector Series: Genuine Deutsch DTP-06-4S male housing in black.
• Complete Kit: Includes the male plug housing, orange wedgelock seal for terminal retention, and the necessary female pins.
• Reliability: Designed for professional-grade wiring harness construction and secure, weather-sealed performance in harsh environments.
• Manufacturer Part Number: HT-031201