Title

Try searching by key words, order- or product code or serial number e.g. “CM442” or “Technical information”
Enter at least 2 characters to start the search.

Process assembly Unifit CPA842

Hygienic assembly for the life sciences, food & beverage industries

Office situation support
Have questions about this product?

Process assembly Unifit CPA842

Hygienic assembly for the life sciences, food & beverage industries

Get a quote

Benefits

  • Hygienic design according to EHEDG, 3-A, FDA, ASME BPE and USP class VI
  • No contamination thanks to leak-tight, built-in electrode seal
  • Less build-up of residues thanks to electropolished surface
  • Suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
  • Flexible adaptation to all applications by various hygienic process connections
Manufacturer's warranty

Engineered for confidence

Our instruments are designed for long‑lasting performance, precise measurement, and dependable operation in demanding industrial environments. Each product includes a standard manufacturer’s warranty that reflects our commitment to quality and to the trust you place in our solutions.

Should a warranty case occur, the device will be assessed and the applicable remedy will be provided in line with the warranty terms – helping ensure a reliable and efficient resolution and supporting continued operation of your measurement point.

Request for extended warranty

If you require extended warranty coverage, simply contact your local Endress+Hauser representative. Our experts will advise you on the available options to match your application and risk profile, helping you protect your investment, reduce unexpected repair costs, and ensure reliable long‑term operation beyond the manufacturer's warranty period.

Learn more

Warranty terms apply

The manufacturer's warranty and extended warranty are subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

Learn more

24/7 customer portal

Personalized transaction space

Check prices and delivery times, save your favorite products, create quotes and place orders in just a few clicks and track deliveries at any time. With access to your complete order and quote history including all relevant documents you benefit from full transparency throughout the entire process.

Easy access to technical documentation

Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

My Endress+Hauser – all in one place

My Endress+Hauser is your 24/7 connection to Endress+Hauser – in the office, in the field or on the go. It brings together transaction management, documentation and software downloads, knowledge base access, customer support, engineering tools and cloud‑based IIoT services helping you work easier, faster and more efficiently.

Register now / Log in

Save to list *Saved to list
Office situation support
Have questions about this product?

Product information

Unifit CPA842 - Hygienic assembly for pH/ORP, oxygen and cell growth sensors
Assembly for pH/ORP and oxygen sensors
Specifications
pH
No results found Try adjusting your search terms to see more results.
Description

The Unifit CPA842 process assembly meets highest requirements concerning inline cleaning and sterilization. It allows the easy installation of pH/ORP, dissolved oxygen, conductivity or NIR sensors into tanks and pipelines of hygienic and sterile applications. Unifit is designed according to EHEDG, 3-A, ASME BPE, FDA and USP class VI.

Field of application

Unifit CPA842 is intended for permanent installation in tanks and pipework in:

  • Food and beverage
  • Life sciences
  • Chemicals

It is suitable for use with pressures of up to 16 bar (stainless steel).

Benefits
  • Hygienic design according to EHEDG, 3-A, FDA, ASME BPE and USP class VI
  • No contamination thanks to leak-tight, built-in electrode seal
  • Less build-up of residues thanks to electropolished surface
  • Suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
  • Flexible adaptation to all applications by various hygienic process connections
Predecessors
Downloads
Most downloaded
Technical Information (TI)
TI Unifit CPA842 Process assembly for hygienic and sterile applications
English version - 09/2025
Download
Operating Instruction (BA)
BA Unifit CPA842 Process assembly for hygienic and sterile applications
English version - 10/2025
Download
Installation Instructions (EA)
EA Kits for Unifit CPA842 Spare parts kits for process assembly CPA842
English version - 12/2025
Download
The CAD Drawings will be available after the configuration.
All downloads
22 Downloads
Technical Information (TI)
Most downloaded
TI Unifit CPA842 Process assembly for hygienic and sterile applications
English version - 09/2025
Download
Operating Instruction (BA)
Most downloaded
BA Unifit CPA842 Process assembly for hygienic and sterile applications
English version - 10/2025
Download
Installation Instructions (EA)
EA Kits for Unifit CPA842 Spare parts kits for process assembly CPA842
English version - 12/2025
Download
Special Documentation (SD)
SD Hygienic applications Liquid analysis equipment
English version - 08/2023
Download
Fields of Activities (FA)
Sensors, transmitters, compact devices and assemblies Experts in Liquid Analysis
English version - 02/2026
Download
Fields of Activities (FA)
Kompetenz in der Flüssigkeitsanalyse Vom Sensor bis zur schlüsselfertigen Komplettlösung
German version - 09/2022
Download
Fields of Activities (FA)
Sensoren, Messumformer, Kompaktgeräte and Armaturen Kompetenz in der Flüssigkeitsanalyse
German version - 02/2026
Download
Fields of Activities (FA)
Sensori, trasmettitori, dispositivi compatti e armature Sensori, trasmettitori,
dispositivi compatti e armature
Esperti in materia di analisi dei
liquidi
Italian version - 06/2026
Download
Fields of Activities (FA)
Endress+Hauser 水質分析計ファミリ ラインナップと事例
Japanese version - 03/2017
Download
Competence Brochure (CP)
産業プロセスにおける導電率の測定 さまざまな産業およびアプリケーション向けの選択およびエンジニアリングガイド
Japanese version - 01/2024
Download
Competence Brochure (CP)
pH-Messung in Industrieprozessen Auswahl- und Engineering-Hilfe für verschiedene Industriebranchen und
Applikationen
German version - 12/2021
Download
Competence Brochure (CP)
pH 測定セレクションガイド 産業プロセスにおけるpH測定
Japanese version - 06/2026
Download
Competence Brochure (CP)
pH measurement in industrial processes Selection and engineering guide for different industries and
applications
English version - 12/2021
Download
Competence Brochure (CP)
Conductivity measurement in industrial processes Selection and engineering guide for different industries and
applications
English version - 04/2023
Download
Competence Brochure (CP)
Leitfähigkeitsmessung in Industrieprozessen Auswahl- und Engineeringhilfe für verschiedene Industrien und
Anwendungen
German version - 04/2023
Download
Manufacturer Declaration
Product family: Assemblies Product root: CPA842-
Declaration number: HE_01534_01.21
Manufacturer specification: RoHS
Additional information: UK (SI2012/3032)
English version - 11/2021
Download
Manufacturer Declaration
Product family: Assemblies Productroot: CPA842-
Declaration number: HE_01533_01.21
Manufacturer specification: RoHS
English version - 11/2021
Download
Manufacturer Declaration
Product family: UniFit H Product root: CPA842-
Declaration number: HE_00964_01.18
Manufacturer specification: PED
English version - 04/2018
Download
Manufacturer Declaration
Product family: Assemblies Product root: CPA842-
Declaration number: HE_02165_01.25
Manufacturer specification: Food hygiene
Additional information: ASME BPE 2024
English version - 06/2025
Download
Components sheet
CS for Unifit CPA842 Components Sheet for CPA842 Spare parts
English version - 11/2025
Download
Components sheet
CS for Unifit CPA842 Components Sheet for CPA842 Accessories
English version - 07/2025
Download
Components sheet
CS for Unifit CPA842 Components Sheet for CPA842 Sealings
English version - 07/2025
Download

Back
Change version
Change version

Spare parts and accessories

further parts
further parts

Spare parts CPA842

further parts
further parts
Order code XPC0017-
Spare parts & accessories
Unifit CPA842 - Hygienic assembly for pH/ORP, oxygen and cell growth sensors
Assembly for pH/ORP and oxygen sensors

Choose from our suggested options

Looking for more options?

Use the extended configuration to configure from all available options.

<%label%>
<%feature%>
-
-
<%feature%>

<%message%>

Looking for more options? Use extended configuration
Order code
Copy
-
-
Add to cart
More actions
Available once configuration is complete
Service not available
Only available on our desktop experience
Configuration details
Unifit CPA842 - Hygienic assembly for pH/ORP, oxygen and cell growth sensors
Assembly for pH/ORP and oxygen sensors
Section ID Selected option

<%feature%>

<%coding%>

<%label%>

CAD Drawings
Configuration support

Unsure about configuration details?

Our experts can help, whatever stage your configuration is at.

Add your product to the cart and request a quote. Whether it is un-configured, partially configured, or fully configured, our experts will contact you to complete the configuration and provide your quote.

Have questions before you start?

Contact us

Spare parts and accessories

further parts
further parts

Spare parts CPA842

further parts
further parts
Order code XPC0017-
Spare parts & accessories