The NRH 4201-120 is an innovative spring-actuated folding handle. It delivers a comfortable grip while staying completely flush with the panel surface when not in use. Crafted entirely from 304 Stainless Steel with a vibratory polished finish, this handle is fitted with a black non-slip rubber grip for safe and comfortable holding. It weighs 161g in total, features a maximum load capacity of 35kg, and comes with an opening and closing angle of around 80 degrees. Combining manual operation with automatic spring return, it offers great convenience, neat appearance and space-saving performance for various industrial enclosures.
Core Specifications
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Material: 304 Stainless Steel
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Surface Finish: Vibratory Polish
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Product Weight: 161g
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Load Capacity: 35kg
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Opening & Closing Angle: Approximately 80°
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Key Feature: Spring driven automatic retraction
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Remark: All data for reference only, please verify before formal production.
Primary Application
This folding handle is ideal for enclosures and cabinet units that require easy operation, tidy exterior design and stable load-bearing performance.
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Precision Instrument Cases & Flight Cases: Automatically retracts to maintain a smooth surface, avoiding snagging and impact during stacking and transportation.
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Server Cabinets & Tool Chests: Perfect for frequently accessed industrial cabinets and tool trolleys. The auto-retract design keeps the handle flush at all times, preventing protrusion-related obstacles and potential safety risks.
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Medical and Laboratory Equipment: Suited for hygienic environments requiring easy cleaning and flat surfaces without protruding hardware.
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Application Overview: Excellent for medium load scenarios up to 35kg, especially where frequent access, user convenience and streamlined appearance are highly required for industrial and commercial equipment.
Working Principle
This handle adopts a simple and reliable mechanism: manual pull-out for use, and automatic spring retraction after release.
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Default Folded State
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Built-in spring tension keeps the handle flush against the cabinet panel for a neat and seamless look.
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Operation Process
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Step 1 – Pull Out: Pull the black rubber grip outward to unfold the handle to around 80°, meanwhile tensioning the internal spring.
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Step 2 – Load & Pull: At the 80° working angle, the handle stays stable to provide a firm holding point for opening doors and lids.
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Step 3 – Auto Retract: Once released, the spring rebounds instantly and pulls the handle back to the original flush position automatically, no manual folding needed.
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Operation Flow: Pull to unfold – Use for lifting – Release to auto retract.
Features & Advantages
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Automatic Retraction Design: No need to fold the handle manually after use. It effectively avoids accidental catching and collision, perfectly fitting repetitive and high-frequency usage scenarios.
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Flush Mount Folding Structure: Always kept flat when idle, saving installation space, convenient for stacking and transportation, and upgrading the overall aesthetic of the equipment.
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Stable Load & Durable Structure: Supports up to 35kg rated load. 304 stainless steel structure ensures outstanding rust resistance and long service life; vibratory polished surface removes burrs for smooth touch.
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Ergonomic Grip: The integrated black non-slip rubber grip ensures comfortable and anti-slip holding when unfolding and pulling.
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Accurate Installation Dimensions: Complete engineering dimensions including overall length 122mm, mounting hole spacing 102.5mm and hole diameter 16mm, together with a standard 80° rotation angle, facilitate direct matching for enclosure design.
Summary
The NRH 4201-120 is a premium spring folding handle with automatic return function. It integrates 35kg load capacity, effortless one-hand operation and flush appearance into one unit, making it an ideal hardware choice for mid to high-end cabinet cases and industrial equipment.