Quick fluid coupling "coupler"
Quick fluid coupling "coupler"
The quick fluid coupling "coupler" is a product that allows for the rapid connection and disconnection of piping for various fluids such as air, water, oil, and chemical solutions. It is used worldwide in manufacturing plants for automobiles, electrical products, semiconductors, and food, as well as in resource development sites and transportation equipment like fuel cell vehicles. We offer various proposals tailored to the fluids and usage environments, so please feel free to consult with us.
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The Experience of Developing 25000 Coupling Types – CUPLA General Catalog
Quick and easy pipe connection and disconnection - Featuring a wide range of standard and made-to-order couplings
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"SEMICON CUPLA", Compatible with Various Chemical Piping Applications - Ideal for the Semiconductor and Chemical Industries
Handles high-purity chemicals used in semiconductor manufacturing - Also suitable for biochemical and chemical plants
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Ideal for Air Piping and Pneumatic Tool Connections in Factories - HI CUPLA Series
Designed for a wide range of applications – Over 100 variations available by body material, size, and mounting style
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Up to 96% Less Fluid Dripping – ZEROSPILL CUPLA
Contributing to Reduced Cleanup Time from Fluid Drips! Our unique design minimizes air ingress and fluid leakage during pipe connection and disconnection.
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Compatible with High-Viscosity Fluids – TSP CUPLA with Ball Valve
Valve Operation Possible Even When Connected! The ball valve design ensures minimal pressure loss and enables high flow rates
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Handles Pressure Fluctuations! HSP CUPLA: Quick Connect Couplings for Hydraulic Piping
Equipped with a highly impact-resistant valve material, making it suitable for die casting machines with pressure fluctuations!
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No Hose Clamps. No Retightening. - CUPLA for Braided Hose Connection
Unique 2-piece design - prevents assembly mistakes during hose installation!
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Fully Washable Coupler for Hygienic Applications – HYGIENIC CUPLA
Tool-Free Assembly and Disassembly! Connect and disconnect with smart, effortless operation
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Smooth Connection of Large-Diameter Couplers – CUPLA CONNECTING JIG
Built-in safety device! Effortless and smooth connection of large-diameter couplings with simple lever operation.
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Efficient Coupling Solutions for Mold Cooling Systems – Mold CUPLA Series
For the Molding Industry! Introducing our Hot Water CUPLA - designed to withstand temperatures up to 180°C - and Mold CUPLA that help reduce piping space in mold cooling systems.
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Handles High Temperatures Up to 180°C for Molding – Hot Water CUPLA
Equipped with Safety Lock to Prevent Accidental Disconnection! Socket features double O-rings for enhanced sealing performance.
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Specialized Couplers for Die Casting Applications – Die Cast CUPLA Series
Extensive Lineup for Diverse Applications! Ideal for die-casting drive systems and cooling water piping.
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Avoid Misconnections with Colorful Resin Couplers – CUBE CUPLA
Color-Coded Fittings for Easy Piping Identification! Compact coin-sized couplings, ideal for space-saving installations.
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Smooth Connection by Releasing Residual Pressure – SP CUPLA Type A PV Type
Equipped with a residual pressure purge function! Eliminate residual pressure with just one connecting operation.
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Smooth Hydraulic Coupling Connection by Releasing Residual Pressure – Purge Adapter
Struggling to connect due to residual pressure? Our purge adapter solves it instantly - one button is all it takes! *Video available
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Connect Multiple Lines at Once - MULTI CUPLA MAM-A-ZEL Type
Minimized spillage CUPLA in MULTI CUPLA Series. Reduces liquid spillage to less than 1/10 of the conventional levels. (*May vary depending on usage conditions)
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For Cooling Lines in Electronic Precision Equipment - "COMPACT ZEROSPILL CUPLA"
Compact design with high flow rate for enhanced cooling efficiency! Unique valve structure minimizes liquid spillage during connection and disconnection. *Free catalog available upon request.
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Up to 40% Increase in Flow Rate - "FULL BLOW CUPLA"
Experience low pressure loss and high flow with our advanced technology! During disconnection, residual pressure is released to prevent noise and recoil. *Video available
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For Air Conditioner and Refrigerator Production Lines - "SP-V CUPLA Type A"
Quick Connect Couplings for Refrigerant Charging and Air Evacuation – Maintains vacuum even when plug or socket is used alone.
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Visual Flow Monitoring at a Glance – Ideal for Piping Around Molding Machines: “Flow Monitor”
The Flow Vane (plastic part) can be replaced independently! The main unit remains usable, which contributes to cost reduction. *Video available
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Air Dusting Without Tool Removal! DUSTER CUPLA Quick Connect Couplings
Supports moisture draining before operation. Dusting function enhances work efficiency.
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FLAT FACE CUPLA FF Type - Hydraulic Coupling That Reduces Fluid Spillage
Up to twice the flow rate compared to our conventional models! For die casting machines and various types of casting equipment.
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HSU CUPLA - For Harsh Environments Like Marine Development
Sleeve lock prevents accidental disconnection for enhanced safety! Corrosion resistant stainless steel body ensures durability.
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Coupling with Single Lock - Prevents Accidental Disconnection!
Simple Locking Mechanism – Perfect for Safety-Conscious Applications
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Efficient Multi-Line Coupling Solutions – MULTI-CUPLA General Catalog
Enhances productivity while eliminating human errors in piping connections.
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Actively Used in Hydrogen Stations! Quick Connect Couplings for Fueling High Pressure Hydrogen, HHV CUPLA
Nitto Kohki supports FCV (fuel cell vehicles) through HHV CUPLA!
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Direct Piping Is Possible! "HI CUPLA 60SM", "NK CUPLA Hose"
Direct piping between Rc3/4 air lines and small couplings – Hi CUPLA 60SM / NK CUPLA Hose – Coupling and urethane hose combined
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Can Be Used with Socket Alone! MULTI CUPLA MALC Type: Quick Connect Couplings for Multi-Port Connection
Simultaneously connects multiple ports with a single operation! Enables automation of piping connection and disconnection
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AUTO CLAMP UNIT and Adapter for MULTI CUPLA, Multiple Piping Connection
To retain reaction force of MULTI CUPLA, reduce plate thickness, and simplify the machining of the plate! Contributs to the reduction of total equipment costs.
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Contributes to Building a Carbon-Neutral Society! CUPLA Series for Hydrogen
Introducing CUPLA for Hydrogen – Powering the Path to Carbon Neutrality
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