Car Door Lock Actuator Kit UHANBUT 2PCS/4PCS Waterproof Electric

Description

Product Overview

The UHANBUT Car Door Lock Actuator Kit is engineered to replace traditional mechanical door lock rods with a modern electric solution that delivers consistent performance and long‑term durability. Constructed from high‑quality engineering plastic and reinforced iron components, the actuator housing is both lightweight and robust, providing resistance to impact, vibration, and environmental exposure. The waterproof sealing protects internal electronics from moisture, dust, and road salt, ensuring reliable operation in all weather conditions.

Designed for a 12‑volt automotive electrical system, the actuator generates a steady pulling force of approximately 13 lb, which is sufficient to securely lock and unlock most passenger vehicle doors. The kit includes a precision‑machined connecting rod, mounting hardware, and a clear wiring harness that integrates seamlessly with the vehicle’s existing power supply. Two configuration options are offered – a 2‑piece set for single‑door conversion and a 4‑piece set for dual‑door or full‑vehicle installations – allowing owners to tailor the solution to their specific needs.

All dimensions are compact: the actuator measures 2.36 × 2.36 × 5.7 inches and weighs only 9.5 oz, making it easy to fit within the limited space of a door cavity. The product complies with automotive standards for voltage, current draw, and safety, and it carries the UHANBUT‑UNB‑339 part number for precise identification. With a best‑seller rank of #21 in the Power Door Lock Kit Motors category, this kit has earned a reputation for dependable performance among DIY enthusiasts and professional installers alike.

Installation is straightforward: remove the interior door panel, locate the existing lock rod, and attach the supplied connecting rod using the provided adapters. The wiring harness plugs into the vehicle’s power source, and the actuator is calibrated to respond to the existing lock switch, preserving the original user experience while adding the convenience of electric operation. The kit’s design ensures that no additional tension is placed on the door hinges, preserving the vehicle’s structural integrity.

Beyond the core mechanical benefits, the UHANBUT actuator kit offers an upgrade path for older vehicles that lack a factory‑installed central locking system. By adding this kit, owners can enjoy the same level of convenience found in newer models, such as remote locking, key‑fob operation, and integration with aftermarket alarm systems. The kit’s universal compatibility and robust construction make it a practical choice for a wide range of car makes and models.

Usage

This actuator kit is ideal for everyday drivers who seek the added security and convenience of an electric door lock without the expense of a full vehicle retrofit. It works equally well in personal passenger cars, light trucks, and fleet vehicles that require reliable door locking for daily operation. The waterproof construction ensures that the actuator continues to function in rainy climates, coastal environments, and regions where road salt is common.

Installation can be performed by a competent DIY enthusiast with basic hand tools, or by a professional automotive technician seeking a quick upgrade solution for customers. The 2‑piece kit is perfect for single‑door conversions, such as adding an electric lock to a rear passenger door, while the 4‑piece kit enables simultaneous installation on both front doors, providing a balanced, symmetrical lock system. The kit’s low power consumption means it does not significantly impact the vehicle’s battery life, making it suitable for long‑term use in both city commuting and long‑distance travel.

Because the actuator integrates with the existing lock switch, drivers experience a seamless transition from manual to electric operation. The system can also be paired with aftermarket remote keyless entry modules, allowing for lock/unlock commands from a key fob or smartphone app. This flexibility makes the UHANBUT kit a valuable addition for owners who wish to modernize older vehicles while maintaining the original aesthetic of the interior door panel.

Why Choose Us

UHANBUT is a trusted brand in automotive accessories, known for rigorous quality control and a commitment to customer satisfaction. Each actuator undergoes a multi‑stage testing process that includes vibration analysis, waterproof sealing verification, and load endurance testing to guarantee that the product meets or exceeds OEM specifications. The company’s engineering team continuously refines the design to improve torque output, reduce noise, and enhance overall reliability.

When you purchase the UHANBUT Car Door Lock Actuator Kit, you receive not only a high‑performance component but also comprehensive support. The kit comes with a detailed installation guide, wiring diagrams, and a video tutorial that walks users through each step of the process. Should any questions arise, UHANBUT’s technical support team is available via email and phone to provide prompt assistance, ensuring a smooth installation experience.

In addition to the product warranty, UHANBUT offers an optional extended service plan that covers replacement parts and labor for a specified period. This after‑sales service underscores the brand’s confidence in the durability of its actuators and provides peace of mind for customers who rely on their vehicle’s security system daily.

Key Features

• High‑quality plastic and iron construction delivers long‑lasting durability and resistance to corrosion.
• Waterproof design protects internal electronics from rain, snow, and road salt, ensuring reliable operation.
• 12 V power supply provides a steady 13 lb thrust for secure locking and easy unlocking.
• Easy 2‑piece or 4‑piece installation fits most vehicles without a central locking system.
• Dedicated customer support and optional extended service plan for hassle‑free after‑sales care.

FAQ

Can this kit be installed on any vehicle?

The kit is designed to be universally compatible with most passenger cars and light trucks that use a 12 V door lock system and do not already have a factory‑installed central locking module. However, it is always recommended to verify the fitment with the vehicle’s service manual or consult a professional installer.

What tools are required for installation?

Basic hand tools such as a screwdriver set, trim removal tools, and a socket wrench are sufficient. The kit includes all necessary mounting hardware and adapters, so no specialized equipment is needed.

Is the actuator noisy when operating?

The UHANBUT actuator is engineered with low‑noise gearing and a smooth motion profile. In normal use, the sound is comparable to a standard door lock mechanism and is not disruptive inside the vehicle cabin.

How does the waterproof rating protect the actuator?

The housing is sealed with an IP‑rated gasket that prevents water and dust ingress. This protection allows the actuator to function reliably in wet conditions, including heavy rain, snow, and exposure to road salt.

What warranty does UHANBUT provide?

UHANBUT offers a one‑year limited warranty covering defects in materials and workmanship. Customers can also purchase an extended service plan for additional coverage beyond the standard warranty period.