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Premium PU Pneumatic Fitting Air Connector for Quick Connections
Product Attributes
- Customized
- Customized
- Type
- Quick Connector
- Usage
- Air transport Screwdriver, Impact Wrench, Air Drill, Grinding Machinery, Air Compressor, Air Line
- Model NO.
- PPU
- Work Temperature
- Normal Temperature
- Material
- PP
- Certificate
- ISO9001/ISO14001/ISO45001
- Fluid
- Air
- Operating Pressure
- 0~1.0MPa( 150psi )
- Negative Pressure
- -100kpa(-29.5 in Hg)
- Operating Temperature
- -20 ~ 80°C
- Transport Package
- Inner Box, Outer Carton, Pallet
- Specification
- 04-12
- Trademark
- ISAIAH
- Origin
- China
- HS Code
- 3917400000
- Production Capacity
- 10000000 Pieces/Year
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Product Description




Your Precision Fluid Fittings Partner
With 25 years of expertise, we operate a 15,000 square meters state-of-the-art facility in Ningbo, China.
As a National Standard Setter, we are the source factory trusted by global industry leaders.
Equipped with 200+ precision automated processing machines
and 65+ automated assembly lines
our annual output exceeds 50 million units
ensuring stable supply and fast lead times (7-30 days).
100% leak testing via advanced pressure-drop sensors and CCD vision inspection.
Certified by ISO 9001,ISO 14001,ISO 45001,CE, RoHS
we guarantee "Zero-Leakage" reliability.
Specializing in high-precision Stainless Steel (304/316L) fittings
Chemical-resistant connectors, FDA-grade components
and full-spectrum pneumatic valves/cylinders.
Strategic Pillar | Core Advantage & Key Highlights | Procurement Value |
Manufacturing Authority | •25 Years of deep industrial expertise. •National Standard Setter for the pneumatic industry. •15,000 square meters state-of-the-art production base in Ningbo. | High technical authority and proven long-term reliability for OEM/MRO projects. |
Production Scale & Efficiency | •200+ precision automated processing machines. •65+fully automated assembly lines. •50 Million Units annual output. • Fast delivery in 7-30 days. | Ensures massive volume supply stability and ultra-rapid project turnaround times. |
"Zero-Leakage" Protocol | •100% Leak Testing using advanced pressure-drop sensors. •CCD Vision Inspection for every unit. • Certified by ISO 9001/14001/45001, CE, RoHS. | Guaranteed product integrity in mission-critical and hazardous environments. |
Specialized Product Portfolio | • High-precision 304/316L Stainless Steel fittings. •Chemical-resistant connectors. •FDA-grade components. • Full-spectrum valves and cylinders. | One-stop sourcing for high-barrier industries (Medical, Food, Semiconductor, Oil & Gas). |


·Stainless Steel 304/316L
·Nickel-plated Brass
·Push-in Type
·Double Ferrule
Functional Flow Control
·Speed Control Valves
·Stop Fittings
·Check Valves
·Hand Valves
·Ball Valves
·Cleanroom (Semiconductor)
·Chemical-resistant
·Flame Retardant
·FDA-grade
·Silencers/Mufflers
·Solenoid Valves
·Vacuum Generators
·Air Cylinders
Tubes & Air Treatment unit
·PU/Nylon/Flame
·Retardant Tubes
·Air Treatment unit


We only ship"Zero-Leakage" products.
we guarantee +0.5mm extreme tolerance and consistent industrial-grade quality.


and each processing step isstrictly inspected by dedicated quality inspectors.


A: We are a leading source manufacturer with 25 years of expertise in pneumatic components. Our 15,000square meters facility in Ningbo is equipped with 200+ precision CNC machines and 65+ automated assembly lines, delivering an annual capacity of over 50 million units.
A: Make an inquiry - customize drawings and samples - use scenario notification - receive our product design proposals - negotiate details - confirm samples - sign contract and pay deposit - mass production - get the goods ready - deliver - further cooperation.
A: We enforce a strict "Zero-Leakage" standard. Every ISAIAH fitting undergoes 100% pressure-drop leak testing and CCD vision inspection before shipping. By maintaining an extreme +/-0.5mm machining tolerance and using premium seals (e.g.,NBR), we ensure industrial-grade reliability.
A: To eliminate thread confusion - a common industry pain point - we utilize Laser-Etched Coding. The exact specification (e.g., 1/4 NPT) is permanently laser-marked on the fitting body, ensuring quick identification and preventing equipment damage from mismatched threads.
A: Yes. In addition to standard brass and PBT fittings, we specialize in high-precision 316L Stainless Steel fittings (FDA compliant for food & medical), PFA cleanroom connectors for semiconductors, and chemical-resistant valves.
A: Absolutely. As a National Standard Setter in the pneumatic industry, our R&D team can customize solutions based on your drawings. We also offer private labeling, laser-engraved logos, and bulk industrial packaging to help build your brand.
A: We support a highly flexible supply chain. Standard stock items have a low MOQ (50 pcs) for Ready-To-Ship (RTS) orders. Free samples are available for quality evaluation; you only need to cover the global express freight.
A: Thanks to our massive vertical warehousing and automated production, standard orders are typically dispatched within 7-15 days. For large-scale customized OEM orders, the lead time is usually negotiated between 30-60 days.
A: We treat our clients as long-term partners.
We provide 24/7 rapid response support, lifetime technical guidance for pneumatic system integration, and a solid replacement policy for any verified manufacturing defects.
A: We accept T/T
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2531221". Items marked "" are certified.
Company Profile
Zhejiang Isaiah Industry Co., Ltd is a leading manufacturer specializing in high end pneumatic components and precision fittings integrating development production sales and service. Our company is located in Fenghua area, Ningbo city, Zhejiang Province a region renowned as the pneumatic cluster demonstration base of China, benefiting from strategic transportation and logistics advantages. Our facility features advanced production equipment dozens of automated assembly lines and hundreds of modern processing units. We are committed to building a digital and intelligent factory to enhance efficiency and quality. Our comprehensive management system adheres to ISO9001 2015, ISO14001 2015 and ISO45001 2018 standards supporting company structure optimization and manufacturing upgrades. Our sales network covers all provinces in China and extends to over 80 countries and regions worldwide. Since our founding our mission has been to drive innovation in Chinese pneumatic industry. Our vision is to provide reliable fluid fittings for intelligent industries through customer centre professional and continuously improving solutions. Our company sell and produce ISAIAH brand pneumatic products and provides OEM cooperation for with well known enterprises at home and abroad.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 1 Huimao Rd., High-Tech Zone, Fenghua, Ningbo, Zhejiang, China
-
Plant Area
- 12204 square meters
-
Number of Employees
- 202
-
Registered Capital
- 15,000,000 RMB
-
Terms of Payment
- PayPal, Western Union, Small-amount payment, T/T, D/P
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port
-
Minimum Order Quantity
- 50 pcs
-
Supply Chain Partners
- 36
Our Production Capability & Technical Expertise
-
Main Products
- Pneumatic Fitting;Stainless Steel Fitting; Brass Fitting; PU Tube; Solenoid Valve
-
Production Lines
- 3
-
Production Machines
- Automatic Assembly Machine, Automatic Coating Machine, Automatic Drying Machine, Automatic Packing Machine, CNC Lathe, Cutting Machine, Fully Automatic Assembly Machine, Robot, Automatic Leak Tester, Bursting Test Machine, Flow Tester, Plug and Pull Life Test Machine, Projection Measuring Instrument, Salt Spray Test Machine, Spectrometer, Tensile Machine
-
QA/QC inspectors
- 13 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 9 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 9 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- Yes
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
-
Product Certification
- RoHS
-
Cooperated with Fortune 500
- Yes
FAQ
- Q1: Are you a trading company or a source manufacturer?=
- A: We are a leading source manufacturer with 25 years of expertise in pneumatic components. Our 15,000square meters facility in Ningbo is equipped with 200+ precision CNC machines and 65+ automated assembly lines, delivering an annual capacity of over 50 million units.
- Q2:How to order the product I need?
- A: Make an inquiry - customize drawings and samples - use scenario notification - receive our product design proposals - negotiate details - confirm samples - sign contract and pay deposit - mass production - get the goods ready - deliver - further cooperation.
- Q3: How do you guarantee the fittings won't leak under high pressure?
- A: We enforce a strict "Zero-Leakage" standard. Every ISAIAH fitting undergoes 100% pressure-drop leak testing and CCD vision inspection before shipping. By maintaining an extreme +/-0.5mm machining tolerance and using premium seals (e.g.,NBR), we ensure industrial-grade reliability.
- Q4: How can I easily identify the correct thread types (NPT,BSPT, Metric) during installation?
- A: To eliminate thread confusion - a common industry pain point - we utilize Laser-Etched Coding. The exact specification (e.g., 1/4 NPT) is permanently laser-marked on the fitting body, ensuring quick identification and preventing equipment damage from mismatched threads.
- Q5: Do you offer fittings suitable for special environments like food processing or cleanrooms?
- A: Yes. In addition to standard brass and PBT fittings, we specialize in high-precision 316L Stainless Steel fittings (FDA compliant for food & medical), PFA cleanroom connectors for semiconductors, and chemical-resistant valves.
- Q6: Do you support OEM/ODM and custom private labeling?
- A: Absolutely. As a National Standard Setter in the pneumatic industry, our R&D team can customize solutions based on your drawings. We also offer private labeling, laser-engraved logos, and bulk industrial packaging to help build your brand.
- Q7: What is your Minimum Order Quantity (MOQ)? Can I get samples first?
- A: We support a highly flexible supply chain. Standard stock items have a low MOQ (50 pcs) for Ready-To-Ship (RTS) orders. Free samples are available for quality evaluation; you only need to cover the global express freight.
- Q8: What is your standard lead time for global delivery?
- A: Thanks to our massive vertical warehousing and automated production, standard orders are typically dispatched within 7-15 days. For large-scale customized OEM orders, the lead time is usually negotiated between 30-60 days.
- Q9: What kind of after-sales support do you provide?
- A: We treat our clients as long-term partners. We provide 24/7 rapid response support, lifetime technical guidance for pneumatic system integration, and a solid replacement policy for any verified manufacturing defects.
- Q10:How to make the payment?
- A: We accept T/T.
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