What are the lead times for shipping?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What payment methods are accepted?

Accepted methods include T/T, D/P, PayPal, Western Union, and small-amount payment, with terms to be negotiated.

Is the compressor oil-free?

Yes, the lubrication style is oil-free, producing pure oil without lubrication for clean air output.

Portable Oil Free Silent Oilless Air Compressor

Name: Portable Oil Free Silent Oilless Air Compressor
Brand: Beijing WIIP Co. Ltd.
SKU: 1912902571

Beijing, ChinaBeijing WIIP Co. Ltd.

US$800.00-3,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Lubrication Style

Oil-free

Cooling System

Air Cooling

Cylinder Arrangement

Balanced Opposed Arrangement

Cylinder Position

Horizontal

Structure Type

Closed Type

Compress Level

Double-Stage

Refrigerant Type

Freon

Flow Rate

20L/Min

Pressure Range

0.05~3kg

Power

250W

Condition

New

Transport Package

Wooden Pallet

Specification

400× 300× 635(mm)

Trademark

AUWII

Origin

China

Production Capacity

2000

Key features

Oil-Free & Silent Design: Oil-free dual-piston compressor with sound-absorbing sponge for low noise operation.

Pure Dry Compressed Air: Provides pure, dry air with constant pressure, suitable for sensitive lab instruments.

Automatic Water Removal: Features automatic drainage or electronic water removal to ensure dry outlet air.

Lab Equipment Compatible: Specially designed for AAS, ICP-OES, ICP-MS, and Termovap Sample Concentrator.

Stable Double-Stage Compression: Balanced opposed arrangement with double-stage compression for reliable performance.

Rust-Resistant Storage: Equipped with stainless steel storage sink to prevent rust and ensure durability.

Triple Filtration System: Triple filters ensure gas is sophisticated and pure for high-precision applications.

Compact Vertical Design: Independent suspension damping mechanism reduces vibration and saves space.

Company profile

Beijing WIIP Co. Ltd.

Beijing, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-01-01Nearest Port: TIANJIN, BEIJINGAverage Response Time: ≤1.19hTerms of Payment: T/T, D/P, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP, CPT

AI-Powered supplier vetting

SummaryBeijing WIIP Co. Ltd. is identified as both a trading company and manufacturer/factory, while related company information describes Beijing AUWII Science & Technology Co., Ltd. as a Beijing-based factory founded in 2007. The supplier reports ISO 9001, ISO 20000, and QC 080000 certifications, 21–30 years of combined R&D engineer experience, 6–10 quality-control staff, and eight production lines. Its products focus on temperature-control equipment and sample-pretreatment instruments. Reported annual capacities include 7,200 chillers, 8,600 oil-free air compressors, and 960 rotary evaporators, with off-peak lead times within 15 working days and peak-season fulfillment of one month. Export markets span multiple regions, but export sales are reported at only 21%–30%. The available trade records show one transaction for each of two chiller models with the same buyer, providing limited customer evidence. No direct evidence establishes after-sales performance, customization capability, or financial credibility.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Related company information identifies AUWII as a factory with headquarters in Changping District, Beijing, a production base in Yanjiao, and a focus on developing and producing temperature-control and sample-pretreatment equipment.

CertificationsThe supplier reports ISO 9001, ISO 20000, and QC 080000 certifications, and separately states that AUWII passed ISO 9001 and that products conform to CE standards. These reported certifications and conformity claims provide explicit evidence of quality-management and product-compliance credentials.

R&D capabilityThe supplier is described as a high-tech enterprise dedicated to research and development, with 21–30 years of total R&D engineer experience. Its product scope includes specialized temperature-control and sample-pretreatment equipment, supporting an explicit R&D capability assessment.

Production capacityThe supplier reports eight production lines and annual capacities of 7,200 chillers, 8,600 oil-free air compressors, and 960 rotary evaporators. It also reports fulfillment within one month during peak season and within 15 working days off-peak, indicating established production capacity and stated delivery capability.

Client casesThe company states that it passed a qualified supplier evaluation by a nuclear group, while trade records list SCIENCE RABBIT LLP as the buyer for two chiller models. However, the transaction evidence consists of only one recorded transaction for each model and provides no performance details or broader customer-case history.

Product Q&A

Q:What is the warranty period for this air compressor?

The product comes with a 1-year warranty covering after-sales service.

Q:Is this air compressor suitable for laboratory instruments?

Yes, it is specially designed to support AAS, ICP-OES, ICP-MS, and Termovap Sample Concentrator with pure, dry compressed air.

Q:Does the air compressor require manual drainage?

No, the AA model does not need manual drainage. The AA*A model adopts electronic water removal, while other models feature automatic drainage.

Q:What is the maximum pressure range available?

The pressure range varies by model, from 0.05~3kg for the ACA320/AA320 series up to 0.05~7kg for the AA780 model.

Q:How does the compressor ensure the air is dry?

It uses an original air-cooled screw centrifugal dehydrator for rapid cooling and condensate separation, with optional electronic dehydrators for thorough water removal.