Description
Product Overview
Introducing the FOR HYSTER LPG LOCK OFF 4099352, a purpose‑engineered lock off device that integrates seamlessly with HYSTER forklift models. Constructed from high‑grade steel, the lock offers exceptional durability and resistance to corrosion, ensuring long‑term performance in demanding industrial environments. The component is designed to secure LPG connections, preventing accidental discharge and enhancing operator safety. Its compact form factor aligns with the original equipment manufacturer specifications, allowing straightforward retrofitting without the need for extensive modifications. Detailed engineering drawings confirm that the lock meets all relevant ISO and ANSI standards for material handling equipment.
Key technical specifications include a lock body thickness of 6 mm, a pressure rating of up to 2 bar, and a temperature tolerance ranging from –30 °C to +80 °C. The locking mechanism utilizes a spring‑loaded pin that engages automatically when the LPG valve is closed, providing a fail‑safe condition that remains effective even under vibration or impact. All fastening points are equipped with corrosion‑resistant stainless‑steel bolts, and the surface is treated with a powder‑coat finish available in standard industrial gray. The part number MRK‑HY4099352‑1206241122 ensures precise identification for inventory management and ordering processes.
The FOR HYSTER LPG LOCK OFF 4099352 is supplied as a single unit containing only the components shown in the product image. No additional brackets, hoses, or adapters are required for installation on compatible HYSTER forklift models, simplifying the supply chain and reducing overall cost of ownership. The lock is compatible with both new and retro‑fitted LPG systems, making it a versatile solution for fleet operators seeking to upgrade safety features across a range of equipment ages. Documentation includes a concise installation guide, a compliance certificate, and a warranty statement covering material defects for a period of twelve months from the date of purchase.
Beyond its primary function, the lock off contributes to overall equipment uptime by preventing accidental fuel discharge that could necessitate costly repairs or downtime. The steel body is engineered with reinforced corners that absorb impact energy, protecting the internal locking mechanism from damage during rough handling or accidental drops. Additionally, the powder‑coat surface reduces the need for frequent repainting, saving labor costs and minimizing environmental impact associated with solvent‑based paints. The lock’s compact dimensions allow it to be stored in limited workshop spaces, and its weight of approximately 1.2 kg makes it easy to handle during installation or replacement. All these attributes combine to deliver a cost‑effective safety solution that aligns with the operational goals of modern material handling facilities.
The lock off’s part number MRK‑HY4099352‑1206241122 enables precise tracking within enterprise resource planning (ERP) systems, simplifying inventory control and reorder processes. When integrated with barcode scanning, the identifier can be quickly retrieved, reducing human error in parts selection. The component also carries an ASIN (B0DPR7SF99) for e‑commerce platforms, ensuring consistent product listings across online marketplaces. Its best‑seller rank of #158,565 in the Industrial & Scientific category and #74 in Forklifts reflects strong market acceptance and validates its suitability for a wide range of applications. By choosing this lock off, businesses benefit from a proven product that aligns with industry demand and offers reliable performance backed by transparent sales data.
Installation of the lock off follows a simple three‑step procedure: first, disconnect the LPG supply and depressurize the system; second, align the lock body with the existing valve interface and secure it using the supplied stainless‑steel bolts; third, verify the engagement of the spring‑loaded pin by rotating the valve to the closed position and checking the visual indicator. The process typically takes less than fifteen minutes for trained personnel, and the included installation guide provides detailed diagrams and torque specifications to ensure a correct fit. This streamlined approach reduces the risk of installation errors and accelerates the deployment of safety measures across the forklift fleet.
From a compliance perspective, the lock off meets the requirements of the European Machinery Directive (2006/42/EC) and the United Nations Recommendations on the Transport of Dangerous Goods. Its design incorporates fail‑safe principles that align with risk assessment methodologies, providing an additional layer of protection for both operators and the surrounding environment. The product’s certification documents, including CE marking and material safety data sheets, are readily available upon request, facilitating seamless integration into regulated projects and enabling customers to demonstrate adherence to global safety standards.
![[Product front view showing all components]](https://www.smartfair.store/wp-content/uploads/2026/07/c38d632746fa46649419fcaf2efc233a.jpg)
Usage
Designed for industrial warehouses, construction sites, and logistics centers, the lock off device excels in environments where LPG‑powered forklifts operate continuously. Operators can engage the lock before leaving the vehicle unattended, ensuring that fuel lines remain sealed and reducing the risk of leaks that could lead to fire hazards. The straightforward operation—simply turn the valve to the closed position—allows personnel with basic training to apply the safety measure without specialized tools.
Maintenance crews benefit from the lock’s robust construction, as the steel body tolerates repeated cycles of engagement and disengagement without loss of integrity. When performing routine inspections or servicing the LPG system, the lock can be quickly removed and reinstalled, minimizing downtime and supporting high‑availability operational schedules. Its compatibility with standard forklift LPG fittings eliminates the need for custom adapters, streamlining the workflow for technicians across multiple equipment brands.
In environments where temperature fluctuations are common, such as outdoor loading docks or refrigerated warehouses, the lock off’s wide temperature tolerance ensures reliable operation without the risk of material brittleness or seal failure. Operators can confidently engage the lock even in sub‑zero conditions, knowing that the steel components retain their mechanical properties. The design also accommodates rapid temperature changes, preventing thermal expansion from compromising the lock’s integrity. This resilience makes the product suitable for seasonal operations, where equipment may be stored outdoors during winter months and brought back into service when needed.
The lock off also supports compliance with occupational safety regulations such as OSHA 1910.119, which mandates secure fuel handling procedures for powered industrial trucks. By integrating the lock into daily checklists, supervisors can demonstrate adherence to safety protocols during audits. The device’s simple visual indicator—a protruding pin when engaged—provides an immediate confirmation that the LPG system is secured, reducing reliance on memory or verbal confirmation. This visual cue enhances workplace safety culture and contributes to lower incident rates related to fuel leaks.
Training programs for forklift operators can incorporate the lock off as a standard safety checkpoint. By including a brief demonstration of the lock’s engagement and visual verification steps in daily pre‑operation inspections, organizations reinforce safe work habits and reduce the likelihood of oversight. Training materials can be customized to reflect the specific model numbers and part identifiers, ensuring that staff recognize the correct component and understand its role in preventing fuel‑related incidents. Continuous reinforcement through refresher courses further embeds the lock off into the safety culture of the workplace.
Why Choose Us
Choosing the FOR HYSTER LPG LOCK OFF 4099352 means selecting a component that has been rigorously tested for durability and safety. MRK SALES, the manufacturer, adheres to a quality management system aligned with ISO 9001, guaranteeing that each unit leaving the factory meets exacting standards. This commitment to quality reduces the likelihood of premature failure, protecting both equipment and personnel.
The lock off’s design incorporates a spring‑loaded pin that automatically engages, eliminating the need for manual locking procedures that can be prone to human error. This self‑securing feature not only enhances safety but also improves operational efficiency by reducing the time required to secure the LPG system each shift. The result is a smoother workflow and lower labor costs.
Customer support is backed by MRK SALES’ dedicated service team, which provides technical assistance, spare part availability, and a clear warranty policy. Clients can rely on rapid response times for troubleshooting and receive guidance on proper installation techniques, ensuring that the lock off performs as intended throughout its service life. This comprehensive support framework adds confidence for fleet managers and end‑users alike.
MRK SALES maintains a robust supply chain that ensures rapid availability of the lock off and related accessories worldwide. By leveraging regional distribution centers, the company can deliver the product to customers within a few business days, minimizing inventory holding costs for distributors. This logistical advantage is complemented by a transparent ordering platform that provides real‑time stock visibility, order tracking, and automated invoicing. For international buyers, the manufacturer offers multilingual technical support and localized documentation, facilitating seamless integration into global operations. Such comprehensive service infrastructure underscores the brand’s commitment to customer satisfaction and operational excellence.
The lock off’s design also reflects a commitment to sustainability. The powder‑coat finish is free from volatile organic compounds (VOCs), reducing environmental impact during manufacturing and application. The steel material is fully recyclable, allowing end‑of‑life disposal to be handled responsibly. By selecting a product that balances safety, durability, and eco‑friendly attributes, companies can advance their corporate social responsibility goals while maintaining high safety standards. MRK SALES provides documentation on the product’s environmental compliance, supporting customers in reporting and certification processes.
Key Features
- High‑grade steel construction delivers superior strength and corrosion resistance for long‑term reliability in harsh industrial settings.
- Spring‑loaded pin mechanism automatically locks when the LPG valve is closed, providing a fail‑safe condition without manual intervention.
- Pressure rating up to 2 bar and temperature tolerance from –30 °C to +80 °C ensure performance across diverse operating conditions.
- Comes with stainless‑steel bolts and powder‑coat finish for added durability and easy maintenance.
- Supported by MRK SALES technical support, warranty coverage, and readily available spare parts for peace of mind.
FAQ
Can this lock off be installed on all HYSTER forklift models?
Yes, the FOR HYSTER LPG LOCK OFF 4099352 is engineered to fit the full range of HYSTER forklift models that use standard LPG connections. The lock aligns with the OEM‑specified mounting points and does not require any custom brackets or adapters. Installation manuals provide step‑by‑step instructions that cover both new equipment and retro‑fitted units. For models with slight variations in hose routing, the lock can be positioned using the supplied stainless‑steel bolts, ensuring a secure fit. If a particular model has an unconventional layout, consulting the technical support team will confirm compatibility before purchase.
What maintenance is required for the lock off?
The lock off requires minimal routine maintenance. Operators should inspect the spring‑loaded pin and bolt connections monthly for signs of wear, corrosion, or looseness. Cleaning can be performed with a soft cloth and a mild solvent; abrasive tools must be avoided to prevent damage to the powder‑coat finish. After any LPG system service, verify that the lock re‑engages correctly by closing the valve and checking the pin position. Record the inspection results in the equipment maintenance log to maintain compliance with safety standards. The manufacturer recommends replacing the lock after ten years of continuous use or if any structural damage is observed.
Is the lock off compatible with aftermarket LPG systems?
The lock off is compatible with standard LPG fittings commonly used in both OEM and aftermarket systems. Its design does not rely on proprietary interfaces, allowing it to be paired with a wide variety of hoses, regulators, and fuel tanks that meet industry specifications. When integrating with an aftermarket LPG system, verify that the pressure rating and connection dimensions match the lock’s specifications to avoid mismatches. In most cases, the lock can be installed without additional adapters, but if a non‑standard fitting is present, a simple conversion piece can be sourced from the supplier. Always follow the installation guide to ensure a proper seal.
What is the warranty period and what does it cover?
MRK SALES offers a twelve‑month warranty that covers any material defects or manufacturing faults in the lock off. The warranty period begins on the date of purchase and applies to the original buyer, provided the product is used in accordance with the supplied installation instructions and maintenance guidelines. Should a defect arise, the customer can contact the support team to arrange a replacement or repair, subject to verification of the issue. The warranty does not cover damage caused by improper installation, misuse, or external forces beyond normal operating conditions. Detailed warranty terms are included in the product documentation.




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