What Cobetter Filtration does

Cobetter Filtration (legal entity: Hangzhou Cobetter Filtration Equipment Co., Ltd.) is a privately held Chinese filtration, separation, and purification solutions provider founded in 2003 and headquartered in Hangzhou. The company designs and manufactures filtration membranes, single-use fluid management products, process filtration consumables, and supporting instruments, organized into two principal segments: Life Science (process filtration, laboratory products, fluid management, instruments, and OEM membranes) and Industrial (liquid and gas filter cartridges, high flow filters, capsule filters, depth filters, metal filters, and filter housings). Its proprietary technology stack spans asymmetric PES, PVDF, regenerated cellulose, and hollow fiber membranes, materialized in a portfolio of trademarked brands including Viruclear™ virus removal filters, Roheap™ depth filters, Lifecask™ single-use bioreactor bags, Arrayforce™ membrane contactors, Pultrix™ clarification fibers, Lifemeta™ tube welders/sealers, Certitest™ integrity testers, Biophsep™ TFF systems, and Convemate™ diaphragm pumps. Cobetter serves a diversified customer base across biopharmaceutical manufacturing (monoclonal antibodies, vaccines, mRNA, blood products), cell and gene therapy, life science research, OEM medical membranes (ECMO, IVD), small molecule pharma, food and beverage, industrial processes, and microelectronics, with biopharma as the primary vertical.

The company generates revenue primarily through hardware sales of its filtration and fluid management products, supplemented by professional validation services for biopharmaceutical regulatory compliance. It operates a dual go-to-market model: an enterprise field sales motion that supports large biopharmaceutical manufacturers with validation services and custom single-use assemblies, paired with a direct-to-consumer e-commerce storefront (shop.cobetter.com) that serves laboratory and SMB customers worldwide. Distribution is reinforced by localized regional websites for China (cobetter.com.cn), Japan (cobetter.co.jp), and English-speaking markets, alongside content marketing, industry exhibitions, and social media presence. Recent product launches (ATF.C26 control system in 2025-09, Pultrix™ fibers and Viruclear™ application guide in 2026-03) indicate continued R&D investment into adjacent bioprocess categories including automation hardware, upstream clarification, and technical content moats.

Name

Cobetter Filtration

Legal name

Hangzhou Cobetter Filtration Equipment Co., Ltd

Website

https://cobetterfiltration.com

Company type

Private

Founded year

2003

Operating status

Operating

Short description

Cobetter Filtration is a privately held Chinese manufacturer, founded in 2003 and headquartered in Hangzhou, that designs filtration membranes, single-use fluid management products, and process filtration consumables primarily for global biopharmaceutical manufacturers, with secondary applications in cell and gene therapy, life science research, food and beverage, and industrial sectors.

Ownership category

akta.pro rank

Product category

Biopharmaceutical Filtration

NAICS

Analytical Laboratory Instrument Manufacturing (334516), Measuring, Dispensing, and Other Pumping Equipment Manufacturing (333914)

SIC

Laboratory Analytical Instruments (3826), Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564)

akta.pro primary industry

Viral Clearance, Sterile Filtration & Bioburden Control Technologies (HLAAAJAL)

akta.pro secondary industries

Aseptic Processing, Fill-Finish & Sterile Manufacturing Tech (isolators, lyophilization interfaces) (HLAAAJAG), Bioprocess Facility, Cleanroom & Utility Systems (HVAC, WFI, CIP/SIP, containment) (HLAAAJAJ), Separation & Filtration Equipment (Filters, Centrifuges, Membranes) (IMAHAEAB), Air Quality & Filtration Equipment (IAQ) (IMAHAKAI)

Keywords

• Biopharmaceutical filtration
• Membrane filtration solutions
• Single-use bioprocessing
• Virus removal filters
• Tangential flow filtration

Headquarters

HQ city

Hangzhou

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Process Filtration Products: Sale of industrial-grade filtration products including depth filters, pre-filters, membrane chromatography, virus filters, TFF cassettes, hollow fiber filters, and sterile filtration products for biopharmaceutical manufacturing.
2. Laboratory Products: Direct-to-consumer sales of laboratory filtration products including centrifugal filters, syringe filters, multi-well filter plates, membrane filters, and vacuum filters through e-commerce platform.
3. Single-Use Fluid Management: Sale of single-use bioreactor bags, mixing bags, storage bags, filling assemblies, tubing, connectors, and custom single-use assemblies for biopharmaceutical fluid handling.
4. Validation Services: Professional validation services complying with regulatory requirements and quality standards for biopharmaceutical industry customers.
5. Industrial Filtration Products: Sale of liquid filter cartridges, gas filter cartridges, high flow filters, capsule filters, depth filters, metal filters, and filter housings for industrial applications.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Cobetter Filtration manufactures and sells filtration, separation, and purification products for the biopharmaceutical industry, spanning process filtration (virus filters, depth filters, TFF cassettes, hollow fiber filters, sterile filtration), laboratory filtration consumables, single-use fluid management assemblies (bioreactor bags, mixing bags, storage bags), filtration instruments (pumps, tube welders/sealers, integrity testers), and industrial filter cartridges, capsule filters, metal filters, and filter housings. The company also delivers validation services to support regulatory compliance for biopharma manufacturers.

Product overview

Cobetter Filtration is a filtration, separation, and purification solutions provider offering a comprehensive portfolio of products for the biopharmaceutical industry. The product portfolio spans two main segments: Life Science products (Process Filtration, Laboratory, Fluid Management, Instruments, and OEM Membranes) and Industrial products (Liquid Filter Cartridges, Gas Filter Cartridges, High Flow Filters, Capsule Filters, Depth Filters, Metal Filters, and Filter Housing). Life Science offerings include virus removal filters (Viruclear™), depth filters (Roheap™ CSD), single-use bioreactor bags (Lifecask™ RG), TFF cassettes, hollow fiber filters, sterile filtration, laboratory products, fluid management solutions, and instruments. Industrial offerings include sterilizing-grade liquid and gas filters, high flow filters, capsule filters, depth filters, metal filters (stainless steel, titanium), and filter housings. The company also provides specialized products like Arrayforce™ Membrane Contactor and hollow fiber humidifiers for industrial applications.

Differentiator

Problem solved

Functional benefit

Brands

• Viruclear™: Virus removal filters with asymmetric membrane structure
• Roheap™
• Lifecask™
• Arrayforce™
• Lifemeta™
• Certitest™
• Biophsep™
• Pultrix™
• BevClear
• Convemate™
• Lifecube FT
• TefloGas

Products and services

• Viruclear™ Virus Removal Filters Asymmetric membrane virus removal filters providing robust viral clearance for biopharmaceutical manufacturing, including monoclonal antibody, vaccine, mRNA, and blood products processes.
• Roheap™ CSD Depth Filters Depth filtration technology delivering high filtration efficiency and high dirt holding capacity for clarification and prefiltration in biopharmaceutical processing.
• Lifecask™ RG Single-Use Bioreactor Bags Single-use bioreactor bags built on proprietary Lifemeta™ KA Film, available in 50L to 2000L volumes, designed for bioprocessing applications.
• TFF Cassettes Tangential flow filtration cassettes available in PES and RC ultrafiltration membranes with a wide MWCO range, featuring low protein binding and linear scalability from lab to process and production.
• Hollow Fiber Filters Modified hydrophilic PES hollow fiber filters with low protein binding, high flow rate, and high loading capacity for cell harvest, clarification, and concentration.
• Process Filtration Solutions Comprehensive process filtration portfolio including depth filtration, prefiltration, air/gas filtration, membrane chromatography, virus filtration, TFF cassettes, hollow fiber filters, sterile filtration, and sterile breathable bags for biopharmaceutical manufacturing.
• Fluid Management Single-Use Assemblies Single-use fluid management solutions including bioreactor bags, mixing bags, storage bioprocess bags, filling assemblies, aseptic sampling, single-use tubing, connectors, bag ports, PUPSIT, single-use media bottle assemblies, aseptic connections, frozen storage containers, and custom single-use assemblies.
• Laboratory Filtration Products Lab-scale filtration catalog including centrifugal filters, syringe filters, multi-well filter plates, membrane filters, lab capsule filters, microbiological testing membranes, vent filters, PVDF transfer membranes for western blot, and vacuum filters.
• Filtration Instruments Filtration system instruments including the Convemate™ Quaternary Diaphragm Pump, Lifemeta™ Tube Welder, Lifemeta™ Tube Sealer, Certitest™ 20 Integrity Tester, and Certitest™ Single-Use System Integrity Tester.
• Arrayforce™ Membrane Contactor Hollow fiber degassing membrane contactor with high hydrophobicity for industrial degassing and gas-liquid mass transfer applications.
• Biophsep™ MiniLab TFF System Compact tangential flow filtration system designed for R&D workflows, featuring high automation for accurate and reliable experimental results and process optimization.
• OEM Membranes for Medical Devices Original equipment manufacturer membrane products for ECMO oxygenation, infection control, IVD materials, and porous sintered materials supplied to medical device manufacturers.
• Industrial Liquid Filter Cartridges Industrial liquid filter cartridges spanning sterilizing-grade PES filters (DPSHSL, DPSTF, SPSHR, APSBR, APSNDB, APSGF, DPSHPC), PVDF sterilizing-grade filters (DLHPVHBR, DLHPVDF), and BevClear HF filter cartridges for beverage and liquid filtration applications.
• Industrial Gas Filter Cartridges Industrial gas filter cartridges including DGPFMP/GPFMP, GPFBP oleophobic, HSGPFP sterilizing-grade gas filters, TefloGas filters, heat-resistant air box filters, and KGFB antistatic nano air filter cylinders.
• Capsule Filters Industrial capsule filter products including RK12 one-piece, SK12 filtration & recycling integrated, RK127 and RK127L large capacity, RK13 multi-cartridge, EnCap, StarCap UCF-T, and NPT multiple capacity capsule filters.
• Industrial Filter Housings Industrial filter housings including H-HF150 series high flow rate housings and S-SIF I through V system filter housings for industrial filtration installations.
• Industrial Depth Filters Industrial depth filters including RMF PolyRolled, GUF Series wound, MBCY melt-gradient high-efficiency, MBC melt blown, WDC stringwound, and CSD lenticular depth filter cartridges.
• Metal Filter Cartridges Metal filter cartridges including PSSF pleated stainless steel felt, PSSC pleated stainless steel wire cloth, CSSC five-layer sintered mesh, SSPS powder sintered, TIC titanium metal powder, SSPC stainless steel mesh, and SSQC wedge-shaped mesh filter cartridges.
• High Flow Filter Cartridges High flow filter cartridges including HF150 Series, BG160 filter-bag-compatible cartridges, and 130 High Flow Filters for high-volume industrial liquid filtration.
• Sterile Filtration Products Sterile filtration products offering high flow rate, strong hydrophilicity, and low adsorption for biopharmaceutical manufacturing applications.
• Centrifugal Filters Centrifugal filters featuring regenerated cellulose (RC) membranes with high protein recovery rate for laboratory applications.
• Syringe Filters Syringe filters with high chemical compatibility, low extractables, and low dead volume for laboratory filtration applications.
• PVDF Transfer Membranes PVDF transfer membranes for western blot applications offering strong protein adsorption, high loading capacity, and improved detection sensitivity.
• Validation Services Professional validation services complying with regulatory requirements and quality standards, supporting biopharmaceutical industry customers' filtration system qualification and regulatory submissions.

Segments8 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Scale indicators1 record

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Sartorius AG: Sartorius is a global leader in bioprocess solutions including filtration, single-use systems, and fluid management for biopharmaceutical manufacturing. Directly comparable to Cobetter's bioprocess filtration and single-use assembly portfolio, with broader portfolio scale.
• Cytiva: Cytiva (Danaher) supplies filtration, single-use bioreactors, TFF cassettes, and bioprocess consumables for mAb, vaccine, and cell therapy manufacturing. Overlaps heavily with Cobetter's Life Science product set, especially virus filtration and single-use assemblies.
• MilliporeSigma (Merck KGaA): MilliporeSigma, the Life Science arm of Merck KGaA, offers membrane filters, virus filters, TFF cassettes, lab filtration, and bioprocess single-use systems. Direct peer to Cobetter in sterile/virus filtration and biopharma fluid management.
• Pall Corporation: Pall (Danaher) provides industrial and biopharmaceutical filtration including virus filters, sterile filters, depth filters, and TFF cassettes. Comparable to Cobetter's Viruclear™ and depth filtration offerings across both Life Science and Industrial.
• Donaldson Company: Donaldson is a global industrial filtration leader with liquid filter cartridges, gas filters, and high-flow filters overlapping Cobetter's Industrial product line (TefloGas, HF150 series, capsule filters).
• 3M Purification: 3M's Separation and Purification Sciences business offers membrane cartridges, capsule filters, and gas/liquid filters for biopharma and industrial customers. Comparable breadth to Cobetter's industrial filtration portfolio.

Direct peers

• Asahi Kasei Medical: Asahi Kasei's Planova virus removal filters and BIOART hollow fiber cartridges compete head-to-head with Cobetter's Viruclear™ virus filters in plasma, vaccine, and CGT applications. A direct peer in the biopharma virus filtration niche.
• Repligen Corporation: Repligen specializes in bioprocess filtration, chromatography, and single-use systems for mAb, vaccine, and gene therapy manufacturing. Direct peer to Cobetter's TFF cassettes, hollow fiber filters, and ATF/CSTF systems.
• Entegris: Entegris provides high-purity filtration, membranes, and fluid handling for semiconductor and microelectronics manufacturing. Direct peer to Cobetter's microelectronics contamination control and OEM membrane offerings (porous sintered materials).

Regional players

• Eaton Filtration: Eaton supplies industrial filtration including liquid filter cartridges, housings, and high-flow filters for chemical, food, and water applications. Overlaps with Cobetter's BevClear beverage filters and industrial cartridge range, though Eaton has stronger Western industrial footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@cobetter
• Facebookfacebook.com/cobetterfiltration
• LinkedInlinkedin.com/company/hangzhou-cobetter-filtration-equipment-co-ltd

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments1 record

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Cobetter Filtration