What Cambridge Sensotec does

Cambridge Sensotec Ltd is a privately held UK manufacturer of industrial gas analysis instruments, operating from St Ives, Cambridgeshire under company registration 4035592. The company designs and builds the Rapidox product line, which spans single-gas oxygen analysers (Rapidox 1100, 2100, 2100-FGA), multigas instruments (Rapidox 3100 supporting up to 3 gases, Rapidox 5100 supporting up to 6 gases), specialised versions for biogas, syngas, green hydrogen, and blue hydrogen (Rapidox 7100 family), sulphur hexafluoride (SF6) instruments for electrical switchgear (Rapidox 6100 portable and bench), multiplex sampling systems (Rapidox 2112 Multiplex), and OEM integration modules including a SIL2-rated variant (Rapidox 2100 OEM-SIL2). The underlying technology is zirconia oxygen sensor-based gas analysis, complemented by proprietary application engineering documented in technical white papers covering GIS SF6 monitoring, zirconia sensor theory, and dewpoint measurement in hydrogen-forming gas.

The company monetises through three revenue streams: one-time hardware sales of Rapidox instruments, OEM/embedded solutions where its modules are integrated into third-party industrial equipment, and recurring after-sales service covering calibration and sensor replacement. Pricing is quote-based with no public list prices and standard payment terms of 100% in advance. Distribution is hybrid: direct sales to end customers via website, telephone and email, supplemented by an international distributor network recruited through a 'Become a Distributor' programme that delivers coverage across the Americas, Middle East, Asia, and Oceania; dedicated channel domains (sf6.co.uk, dynascan.co.uk) support the SF6 switchgear and seal integrity sub-brands respectively. Reported commercial footprint extends to 2,844 customers served across 83 countries, with cumulative production of 20,489 analysers.

Customer demand is concentrated across industrial manufacturing (heat treatment, solder reflow, additive manufacturing), energy and renewables (hydrogen, biogas), electrical utilities (SF6 in switchgear), food and packaging (modified atmosphere), and academic and research institutions. Select customers disclosed in case studies include Max Planck Institute of Biophysics, WAAM3D, Heller, and Stopford Ltd. The company holds ISO 9001:2015 quality management certification (certificate CS-ISO-Cert-FS-688638-1), operates with a headcount of 11-50 employees, and discloses no external investors, M&A activity, or leadership transitions in the source materials.

Name

Cambridge Sensotec

Legal name

Cambridge Sensotec Ltd

Website

https://cambridge-sensotec.co.uk

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

11–50 employees

Short description

Cambridge Sensotec manufactures the Rapidox range of zirconia-based gas analysers for industrial manufacturing, energy, electrical utilities, food packaging, and research customers, selling direct and via a global distributor network across 83 countries.

Ownership category

akta.pro rank

Headquarters

HQ city

Saint Ives

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Gas Analyser Hardware Sales: Sale of Rapidox gas analyser instruments including single gas, multigas, portable, and benchtop models. One-time hardware revenue with optional accessories and replacement sensors. High-value industrial equipment requiring specialized applications.
2. OEM/Embedded Solutions: Sale of OEM gas analyser modules and components for integration into third-party manufacturing equipment and industrial systems. Growing focus area for custom integration needs.
3. After-Sales Service and Calibration: Calibration processes, full servicing options on analysers, and after-sale support services. Ongoing revenue from maintenance contracts and sensor replacement.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Cambridge Sensotec manufactures and distributes the Rapidox range of gas analysers for industrial and commercial customers. The portfolio includes single-gas oxygen analysers, multigas analysers, and specialised instruments for biogas, syngas, hydrogen, and SF6 applications, supported by OEM integration modules, multiplex sampling systems, and after-sales calibration/servicing.

Product overview

Cambridge Sensotec is a manufacturer of Rapidox gas analysers, offering a comprehensive portfolio of gas analysis instruments. The product line includes single gas oxygen analysers (Rapidox 1100, 2100), multigas analysers (Rapidox 3100 supporting up to 3 gases, Rapidox 5100 supporting up to 6 gases), and specialised analysers for specific applications including biogas (7100 Biogas), syngas (7100 Syngas), green hydrogen (7100 Green Hydrogen), blue hydrogen (7100 Blue Hydrogen), and SF6 monitoring for electrical switchgear (6100 Portable and Bench). The portfolio also includes multiplex systems (2112 Multiplex) for multi-point sampling and OEM integration modules for embedding gas analysis into customer equipment. The products serve diverse industries including additive manufacturing, heat treatment, solder reflow, renewable energy, electrical switchgear, hydrogen production, and general industrial gas analysis applications.

Differentiator

Problem solved

Functional benefit

Brands

• Rapidox: Range of gas analysers manufactured by Cambridge Sensotec including models such as Rapidox 1100, 2100, 3100, 5100, 7100, and OEM variants

Products and services

• Rapidox 1100 Oxygen Analyser Single-gas oxygen analyser with internal sensor option for oxygen measurement in industrial environments.
• Rapidox 2100 Oxygen Analyser Single-gas oxygen analyser with remote sensor option for oxygen measurement across various industrial applications.
• Rapidox 2100-FGA Forming Gas Analyser Specialised forming gas analyser with remote sensor option for precise gas mixture measurements in forming gas applications.
• Rapidox 2100 OEM-SIL2 Safety Integrity Level 2 certified OEM oxygen analyser designed for integration into safety-critical systems and industrial equipment.
• Rapidox 3100 Multigas Analyser Multigas analyser capable of detecting up to 3 gases with internal sensor configuration for comprehensive gas monitoring.
• Rapidox 5100 Portable Biogas Analyser Portable multigas analyser capable of detecting up to 6 gases with internal sensors, designed for biogas and renewable energy field applications.
• Rapidox 7100 Biogas Fixed-location biogas analyser for continuous monitoring of biogas composition in anaerobic digestion and waste-to-energy facilities.
• Rapidox 7100 Syngas Syngas analyser designed for monitoring syngas composition in gasification and synthesis applications.
• Rapidox 7100 Green Hydrogen Analyser Specialised analyser for green hydrogen production monitoring, ensuring purity and composition in renewable hydrogen processes.
• Rapidox 7100 Blue Hydrogen Analyser Analyser for blue hydrogen production processes, monitoring gas composition and impurities in carbon-capture hydrogen production.
• Rapidox SF6 6100 Portable Portable sulphur hexafluoride (SF6) analyser for monitoring electrical switchgear insulation gas in power transmission and distribution equipment.
• Rapidox SF6 6100 Bench Bench-mounted SF6 analyser for laboratory and permanent installation applications in electrical equipment monitoring.
• Rapidox 2112 Multiplex Multiplexed gas analyser system enabling sequential gas sampling from multiple sample points for distributed monitoring applications.
• Rapidox OEM Modules Original Equipment Manufacturer (OEM) integration modules and sensor boards designed for embedding gas analysis capabilities into customer equipment and systems.
• Gas Analyser Servicing and Calibration After-sales calibration, full servicing options, and maintenance support for Cambridge Sensotec gas analysers, including replacement sensors.

Named customers4 records

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• Global Distribution PartnerscoreChannel Partner/ Reseller/ DistributorCambridge Sensotec operates a global distributor network with partner offices in the Americas, Middle East, Asia, and Oceania regions. The company actively recruits new distributors through a 'Become a Distributor' program, indicating ongoing expansion of channel partnerships for international market coverage.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Market position

Weaknesses4 records

Competitive moat4 records

Customer concentration

• Xx.com/cambsensotec

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Cambridge Sensotec