High Efficiency Low Noise 3 Lobe Roots Blower Eco-Friendly for Wwtp

Name: High Efficiency Low Noise 3 Lobe Roots Blower Eco-Friendly for Wwtp
Brand: Shandong Linfeng Technology Corp., Ltd.
SKU: 2150292552

Shandong, ChinaShandong Linfeng Technology Corp., Ltd.

US$1,200.00-1,600.00

1 Piece

Sample price:US$1200.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

LFSR80

Type

Roots Blower

Method

Roots Blower

Usage

Industrial

Air Pressure

50kpa

Air Flow Rate

3.5m³/Min

Motor Brand

Zhongtai Explosion-Proof

Motor Feature

Explosion-Proof

Belt Type

Gates Anti-Static

Inlet Silencer

Included

Outlet Silencer

Included

Check Valve

Included

Safety Valve

Included

Pressure Gauge

Included

Flexible Connector

Included

Expansion Bolt

M16×120

Transport Package

Wooden Case Packing

Specification

Roots blower

Trademark

LINFENG

Origin

China

HS Code

841459

Production Capacity

20000sets /Year

Key features

High Volumetric Efficiency: Helical tri-lobe rotor design delivers 8% higher efficiency for significant long-term power savings.

Low Noise Operation: Double-layer silencer and sound-absorbing foam ensure noise levels below 85dB.

Oil-Free Performance: Piston ring oil-air separation and labyrinth seal guarantee 100% oil-free operation.

Robust Core Components: NSK imported bearings and 20CrMnTi alloy steel gears ensure durability and stability.

Comprehensive Testing: Each unit undergoes a 4-hour full-load test with a test report included before delivery.

Wide Pressure Range: Standard range 9.8-98kPa, with high-pressure options reaching up to 196kPa.

Easy Maintenance: Only requires gear oil change every 2000 hours with no other wearing parts.

Multiple Safety Protections: Fully enclosed belt guard and automatic relief valve provide overload protection.

Company profile

High Repeat Buyers ChoiceCustomization from DesignsQuality AssuranceCooperated with Fortune 500

Shandong Linfeng Technology Corp., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.68h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and product-development capabilities, including ODM service and new products introduced within the past year. It operates four production lines, reports annual centrifugal-fan output of 20,000 sets, and has six quality inspectors, with peak- and off-season lead times within 15 working days. Certifications include ISO9001:2015, ISO45001:2018, ISO14001, and CE. Quality, supplier-service, corrective-action, and complaint-handling procedures are documented and followed. The supplier also provides OEM services for well-known brands and exports 21%–30% of sales, although its stated overseas service coverage is zero. Financial evidence is insufficient for a reliable assessment because the supplied financial indicators are non-informative or unclear.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications, plus CE product compliance certification. These explicitly demonstrate established quality, occupational-safety, environmental, and product-compliance certifications.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. However, the stated overseas service coverage is zero, so the evidence supports formal service processes but not broad overseas after-sales coverage.

R&D capabilityThe supplier reports that it introduced new products during the past year and provides ODM services, demonstrating product-development activity. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the documented R&D and ODM capabilities.

Production capacityThe supplier operates four production lines, lists laser cutting, shot blasting, CNC, boring and milling, welding, and painting equipment, and reports 20,000 centrifugal-fan sets of annual output. Six quality inspectors, standardized finished-product inspection instructions, and lead times within 15 working days support a developed production and quality-control capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the R&D and production information, indicating broad customization coverage.

Client casesThe supplier explicitly states that it provides OEM services for well-known brands, which is evidence of at least one category of recognized-brand customer engagement. No specific customer names, project details, or performance outcomes are provided, limiting the depth of case verification.

Product Q&A

Q:Are your fans certified with international standards like CE, AMCA, or ATEX?

Yes. Our standard range is CE certified. We also offer AMCA-rated fans for performance assurance and ATEX/IECEx certified models for explosive atmospheres. Relevant certificates can be provided upon request.

Q:What is your Minimum Order Quantity (MOQ)? Can I order a single unit for testing?

MOQ for standard fans is 1 unit. Sample orders are welcome. Please note that samples are charged and shipping costs apply. Customized designs may have higher MOQs.

Q:Do you support OEM/ODM manufacturing? Can we use our own logo and packaging?

Absolutely. We are experienced in OEM/ODM projects. All details including branding, packaging, and technical specifications can be customized under a confidentiality agreement.

Q:How do you handle customization requests? What information do I need to provide?

Please provide: 1) Required air flow & pressure; 2) Operating medium and temperature; 3) Voltage & frequency (e.g., 480V/60Hz); 4) Installation environment; 5) Any special standards. We will then offer a tailored quotation and design drawing for approval.

Q:What is your warranty policy for international buyers? How do you handle technical support or repairs?

We offer a standard 18-month warranty from shipment date. We provide remote video support and can dispatch replacement parts promptly via international courier. For major issues, we can arrange for local service partners or engineer visits (terms apply).