What are Nitto Kohki pneumatic pumps and compressors used for in industrial applications?

Nitto Kohki pneumatic pumps and compressors are precision-engineered units that utilize linear piston technology to generate compressed air, create vacuum, or transfer liquids in industrial automation systems. These devices serve critical functions in manufacturing environments including automotive assembly lines for pneumatic actuators, pharmaceutical production for sterile fluid transfer, electronics manufacturing for pick-and-place operations, and general industrial applications requiring reliable compressed air generation up to 8 bar working pressure. The product range includes AC-powered piston compressors like the AC0920 series operating at 230V/50Hz, DC membrane liquid pumps such as the DPE-800 series at 24V, and specialized vacuum pumps including the VP0660 models designed for precise vacuum generation in automated production equipment.

What are the key technical specifications to consider when selecting Nitto Kohki pumps and compressors?

Selection of Nitto Kohki pumps and compressors requires evaluation of power supply compatibility, with models available in 12V DC (DAH102-X1), 24V DC (DPE-800 series, DAH-110-Y1), and 230V/50Hz AC configurations (AC0920, VP0660 series). Operating pressure capacity varies significantly across the range, with membrane pumps typically handling low to medium pressures while piston compressors achieve higher working pressures for demanding pneumatic applications. Flow rate specifications must align with downstream equipment requirements, particularly for vacuum applications where the VP series delivers consistent performance. Media compatibility becomes critical for liquid pumps like the DPE-800 membrane series, which feature chemically resistant diaphragms suitable for various industrial fluids while maintaining contamination-free operation essential in pharmaceutical and food processing environments.

Which industrial standards and certifications apply to Nitto Kohki pneumatic equipment?

Nitto Kohki pneumatic pumps and compressors comply with ISO 9001 quality management standards ensuring consistent manufacturing processes and product reliability in industrial environments. The equipment meets IEC 60034 electrical safety standards for motor-driven machinery, with AC models conforming to European EN 60204-1 requirements for electrical safety of industrial machines. Electromagnetic compatibility follows EN 61000 standards to prevent interference in automated production systems, while pressure vessel components adhere to EN 13445 specifications where applicable. For hazardous area applications, selected models carry ATEX certification under Directive 2014/34/EU, enabling safe operation in potentially explosive atmospheres common in chemical processing and petrochemical facilities. Environmental protection ratings typically achieve IP54 or higher classifications, ensuring reliable operation in dusty industrial conditions while maintaining ingress protection against moisture and contaminants.

What are the differences between Nitto Kohki membrane pumps, piston compressors, and vacuum pumps?

Nitto Kohki membrane pumps like the DPE-800 series utilize flexible diaphragms to create positive displacement for liquid transfer applications, offering contamination-free pumping ideal for pharmaceutical and chemical processing with 24V DC operation for precise control. Piston compressors including the AC0920 and AC0901 models employ linear piston technology operating at 230V/50Hz to generate compressed air for pneumatic tools and automation systems, delivering higher pressure capabilities than membrane variants. Vacuum pumps such as the VP0660 and VP0940 series create negative pressure through piston action, specifically engineered for pick-and-place operations, packaging equipment, and material handling applications requiring consistent vacuum levels. The fundamental distinction lies in their operating principles and media compatibility, with membrane pumps excelling in liquid handling, piston compressors optimized for air compression, and vacuum pumps designed for negative pressure generation in automated manufacturing processes.

What installation requirements and connection types are needed for Nitto Kohki pneumatic equipment?

Nitto Kohki pneumatic equipment requires stable mounting surfaces capable of absorbing operational vibration, with most models featuring standardized mounting brackets compatible with DIN rail systems or direct panel mounting configurations. Electrical connections vary by model series, with DC units like the DAH-110 requiring 12V or 24V regulated power supplies while AC models such as the VP0660 operate on standard 230V/50Hz industrial power with appropriate circuit protection. Pneumatic connections utilize standard industrial fittings including G1/8, G1/4, or M5 threaded ports depending on model specifications, ensuring compatibility with existing compressed air distribution systems and flexible tubing assemblies. System integration demands consideration of ambient temperature ranges typically from -10°C to +60°C, adequate ventilation for heat dissipation, and accessibility for routine maintenance procedures including filter replacement and performance verification in automated production environments.

What safety ratings and operating parameters apply to Nitto Kohki pumps and compressors?

Nitto Kohki pumps and compressors typically achieve IP54 ingress protection ratings, ensuring reliable operation in industrial environments with protection against dust accumulation and water spray from any direction during routine cleaning procedures. Operating temperature ranges span from -10°C to +60°C ambient conditions, with internal thermal protection preventing motor damage during extended duty cycles or blocked airflow conditions. Maximum working pressures vary significantly across product lines, with membrane pumps like the DPE-800 series operating at lower pressures suitable for liquid transfer while piston compressors achieve working pressures up to 8 bar for demanding pneumatic applications. Electrical safety features include overcurrent protection, insulation class F motor windings rated for 155°C continuous operation, and compliance with EN 60204-1 standards for industrial machinery electrical safety, ensuring safe integration into automated production systems with appropriate emergency stop functionality and lockout-tagout compatibility.

What maintenance schedule and service life can be expected from Nitto Kohki pneumatic equipment?

Nitto Kohki pneumatic equipment requires quarterly inspection of air intake filters, electrical connections, and mounting hardware, with annual replacement of membrane elements in liquid pumps like the DPE-800 series and piston ring assemblies in compressor models operating under continuous duty cycles. Service life typically exceeds 10,000 operating hours for properly maintained units, with the linear piston design minimizing wear components compared to rotary alternatives and reducing maintenance intervals in demanding industrial applications. Critical maintenance procedures include monthly verification of operating pressures against nameplate specifications, semi-annual cleaning of heat dissipation surfaces, and replacement of pressure relief valves every 24 months or 8,760 operating hours to maintain safety compliance. Performance monitoring should include tracking of current draw, vibration levels, and output pressure stability, with deviation from baseline parameters indicating potential component wear requiring professional inspection and possible rebuild using genuine Nitto Kohki service parts to maintain warranty coverage and operational reliability.

Pumpen & Kompressoren

Nitto Kohki Pneumatic Solutions

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Nitto Kohki DPE-800-7P 24V. DC Liquid Pumps 24V
€515.85
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Nitto Kohki AC0920. AC Linear Piston Compressor 230V/50Hz
€467.40
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Nitto Kohki DPE-800-7G 24V. DC Liquid Pumps 24V
€442.70
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Nitto Kohki AC0901. AC Linear Piston Compressor 230V/50Hz
€428.45
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Nitto Kohki VP0660. AC Linear Piston Vacuum Pumps 230V/50Hz
€426.55
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Nitto Kohki VP0940. AC Linear Piston Vacuum Pumps 230V/50Hz
€424.65
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Nitto Kohki DPE-800-2E 24V. DC Liquid Pumps 24V
€413.25
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Nitto Kohki DPE-800-2G 24V. DC Liquid Pumps 24V
€413.25
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Nitto Kohki VP0450. AC Linear Piston Vacuum Pumps 230V/50Hz
€399.95
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Nitto Kohki DP0210TA-Y1. DC Diaphragm Pumps 12V/24V
€392.35
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Nitto Kohki AC0902. AC Linear Piston Compressor 230V/50Hz
€381.90
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Nitto Kohki DAH-110-X1 12V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DAH-110-Y1 24V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DAH102-X1 12V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DAH102-Y1 24V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DAH105-X1 12V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DAH105-Y1 24V. DC Linear Piston Compressors 12/24V
€369.55
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Nitto Kohki DVH130-X1 12V. DC Linear Piston Vacuum Pumps
€369.55
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Nitto Kohki DVH130-Y1 24V. DC Linear Piston Vacuum Pumps
€369.55
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Nitto Kohki DVH145-X1 12V. DC Linear Piston Vacuum Pumps
€369.55
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Nitto Kohki DVH145-Y1 24V. DC Linear Piston Vacuum Pumps
€369.55
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Nitto Kohki AC0910. AC Linear Piston Compressor 230V/50Hz
€365.75
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Nitto Kohki VP0435A. AC Linear Piston Vacuum Pumps 230V/50Hz
€356.25
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Nitto Kohki DP0110 PWM 12V. DC Diaphragm Pumps 12V/24V
€347.70
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Nitto Kohki pumps and compressors deliver precision pneumatic performance engineered for demanding industrial applications. Operating pressure ranges typically span 0.1-0.7 MPa, with oil-free diaphragm designs achieving flow rates from 2 to over 80 L/min - meeting DIN EN ISO 8573-1 Class 0 requirements for oil-free compressed air. Double-headed diaphragm models maintain continuous duty cycles with noise levels as low as 40 dB(A), making them suitable for laboratory and cleanroom environments.

As an authorised distributor for Nitto Kohki pneumatic equipment, this catalogue presents 73 pump and compressor models covering diaphragm pumps, piston compressors, and vacuum pumps - all manufactured to ISO 9001 quality management standards and compliant with CE Machinery Directive 2006/42/EC. Each unit is stocked for immediate dispatch, with full technical documentation and OEM spare parts availability.

Key technical advantages - Pumps & Compressors at a glance

⚡ 0.1-0.7 MPa operating range - wide pressure window for pneumatic tools and automation systems

↕ 2-80+ L/min flow rates - scalable output from micro-laboratory to production line duty

🛠 Oil-free diaphragm design - ISO 8573-1 Class 0 oil-free air, no lubrication maintenance required

⚙ Continuous duty rated - 100% duty cycle on select models, built for 24/7 industrial operation

🔍 40 dB(A) low-noise models - laboratory and cleanroom compatible, vibration-damped housings

✓ CE certified, ISO 9001 - compliant with Machinery Directive 2006/42/EC, full EU Declaration of Conformity

Nitto Kohki Pumps & Compressors - Product overview

Series / Type	Key Specification	Application	Notable Feature
Diaphragm Pump	2-30 L/min, up to 0.5 MPa	Laboratory, analytical instruments	Oil-free, low pulsation output
Piston Compressor	up to 80 L/min, 0.7 MPa	Pneumatic tools, cylinder actuation	Continuous duty, compact footprint
Vacuum Pump	vacuum to -80 kPa	Pick-and-place, suction fixtures	Quiet operation, 40 dB(A) models
Double-headed Diaphragm	Dual-head, reduced pulsation	Cleanroom, medical devices	ISO 8573-1 Class 0 oil-free air

Typical application areas: Electronics manufacturing and SMT assembly (IEC 60068-2), semiconductor fab equipment (SEMI S2), laboratory analytical and medical devices (ISO 13485), automotive production pneumatics (IATF 16949, VDA 6.3), industrial automation and pick-and-place systems (ISO 4414 pneumatic fluid power), and cleanroom process equipment requiring oil-free compressed air (ISO 8573-1 Class 0).

✓

Authorised Nitto Kohki Distributor 73 pump and compressor models - OEM parts and full documentation supplied

📦

Stock Available for Immediate Dispatch Ex-stock delivery on standard Nitto Kohki pump and compressor units

🛡

CE Certified - ISO 9001 Manufactured Machinery Directive 2006/42/EC compliant - EU Declaration of Conformity included