ACS
ACS (Angelantoni Test Technologies) is an Italian manufacturer of environmental test chambers — including climate, thermal vacuum, vibration, and corrosion systems — serving aerospace, automotive, electronics, defense, and solar/PV customers globally, with proprietary CO2 cooling and green-refrigerant technology.
- Company typePrivate
- Founded1952
- HeadquartersCanéjan, France
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What ACS does
ACS, a brand of Angelantoni Test Technologies S.r.l., is an Italian manufacturer of environmental test chambers founded in 1952 and operating within the Angelantoni Group (established 1932). The company's chambers simulate temperature, humidity, vibration, vacuum, corrosion, sunlight, sand/dust, and rain conditions and are sold into aerospace, automotive, electronics, defense, chemical/plastics, big science, solar/PV, and independent testing laboratory end markets across more than 100 countries. Direct sales and service are delivered through owned subsidiaries in Germany, France, India, and China.
The technology stack is anchored by three proprietary differentiators: (1) transcritical CO2 cooling, which delivers approximately 30% energy savings versus conventional refrigerant-based systems; (2) R472B and R472A green refrigerants with 96–98% lower Global Warming Potential than legacy HFCs, produced in partnership with Nippon Gases; and (3) MyAngel24, a remote-monitoring platform for installed chambers. The product portfolio spans climate chambers, thermal vacuum chambers (including the Qbe line targeting CubeSats), vibration and shock systems, walk-in chambers, salt-fog/corrosion chambers, and specialized solar/PV and aerospace test equipment, with calibration services accredited under ACCREDIA LAT 090.
ACS monetizes through a hybrid model combining upfront capital equipment sales — configured through an online configurator — with tiered recurring service contracts (Silver, Gold, Platinum) for preventive maintenance, accredited calibration, and consumables such as refrigerant gases. Go-to-market blends direct enterprise field sales, a network of international subsidiaries, and trade-show presence at events including ILA Berlin, SmallSat, and ESA's Space Sustainability Event. The company is privately held and family-controlled under CEO Cav. Gianluigi Angelantoni; no financials are disclosed.
ACS firmographics
Firmographics- Name
- ACS
- Legal name
- Angelantoni Test Technologies S.r.l.
- Website
- https://acstestchambers.com
- Company type
- Private
- Founded year
- 1952
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- ACS (Angelantoni Test Technologies) is an Italian manufacturer of environmental test chambers — including climate, thermal vacuum, vibration, and corrosion systems — serving aerospace, automotive, electronics, defense, and solar/PV customers globally, with proprietary CO2 cooling and green-refrigerant technology.
- Ownership category
- akta.pro rank
ACS industry classification
Industry- Product category
- Environmental Test Equipment
- NAICS
- Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512), Analytical Laboratory Instrument Manufacturing (334516)
- SIC
- Laboratory Apparatus & Furniture (3821)
- akta.pro primary industry
- Avionics Test, Simulation & Calibration Equipment (IMABAFAN)
Keywords
Where ACS is headquartered
LocationHeadquarters
- HQ city
- Canéjan
- HQ country
- France
- HQ region
- Europe
Offices5 records
Markets served
ACS business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Environmental Test Chambers: Design and manufacture of environmental test chambers ranging from bench-top units for temperature/humidity testing to advanced high-tech systems including thermal vacuum chambers for aerospace and calorimeters. Revenue is generated through direct sales of customized equipment
- Maintenance Contracts: Preventive maintenance services offered in three tiers: Silver (one preventive visit, 48h response, 10-25% discounts), Gold (two visits, four 48h calls, loaner chamber, 15% discounts), Platinum/Full Risk (unlimited calls, all replacement parts included)
- Calibration Services: Calibration services using ACCREDIA-certified instruments. Upon completion, calibration certificates are issued along with ACCREDIA certification copies for sample instrumentation
- Customer Care & Service Portal: 24/7 help desk service portal providing service technician requests, technical support, quotation requests, and manual access. Includes ticket monitoring and live chat capabilities
- Ecological Refrigerant Gases: Proprietary green refrigerant gases R472A and R472B for ultra-low temperature applications. Exclusive production by Nippon Gases for use in ACS chambers. Available for new chambers and retrofit applications
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Silver Contract - Basic maintenance with preventive visit and technical support |
| Subscription | Annual | Gold Contract - Enhanced maintenance with loaner chamber coverage |
| Subscription | Annual | Platinum/Full Risk Contract - Comprehensive coverage with unlimited support |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels5 records
ACS product offering
Product offeringCore offering
ACS (the main brand of Angelantoni Test Technologies S.r.l.) designs, manufactures and services environmental test chambers that simulate temperature, humidity, vibration, vacuum, corrosion, sunlight, sand/dust, and rain conditions for product reliability and certification testing. The offering spans bench-top units to advanced thermal vacuum chambers for aerospace, complemented by preventive-maintenance contracts, ACCREDIA-certified calibration, an IoT remote-monitoring platform (MyAngel24), and proprietary low-GWP refrigerants for ultra-low temperature testing.
Product overview
ACS (brand of Angelantoni Test Technologies) offers a comprehensive portfolio of environmental test chambers for simulating diverse climatic and environmental conditions. The core product line spans from compact bench-top chambers for basic temperature and humidity tests to advanced high-tech systems including thermal vacuum chambers for aerospace applications. Key chamber products include the Discovery My CO2 TRC series with CO2 cooling technology, Qbe Thermal Vacuum Chamber for CubeSat testing, CST130/2T thermal shock chambers, DY110 C compact test benches, DM340 CO2 TRC chambers, and large walk-in chambers for photovoltaic module testing (PV10000 SP). The portfolio is complemented by supporting services including MyAngel24™ remote assistance platform for 24/7 monitoring and preventive maintenance, an online Customer Care & Service portal with ticketing and Live Chat, WinKratos multi-chamber desktop software, Weazy™ HMI interfaces, ecological refrigerant gases (R472B and R472A), maintenance contract tiers (Silver, Gold, Platinum/Full Risk), and calibration services certified by ACCREDIA. An online Climatic Chamber Configurator allows customers to select and customize chambers for their specific testing needs.
Differentiator
Problem solved
Functional benefit
Brands
- MyAngel24™: Advanced Services Platform developed by ACS for remote assistance, automatic reporting, and preventive maintenance monitoring for climate chambers
- Discovery My
- DY Compact
- DM CO2 TRC
- Qbe
Products and services
- ACS Discovery My CO2 TRC Environmental Test Chamber Environmental test chamber with transcritical CO2 cooling system for temperature and humidity testing, delivering approximately 30% energy savings on common IEC60068-2-30 cycles and reaching temperatures as low as -50 °C with faster cooling below -20 °C. Available in multiple volumes to suit different specimen sizes.
- ACS Qbe Thermal Vacuum Chamber for CubeSats and Small Satellites Compact thermal vacuum chamber built for CubeSat and small satellite environmental testing, featuring a miniaturized form factor and advanced features aimed at cost-efficient qualification for advanced space markets and emerging economies.
- ACS CST130/2T Spinner Thermal Shock Chamber Thermal shock chamber designed for rapid temperature transitions, with the new version delivering reduced energy consumption, noise level, and laboratory footprint while maintaining comparable test performance to the prior generation.
- ACS DY110 C Test-Bench Chamber Compact test-bench chamber used for testing electronic components to verify their suitability for space applications, including use by DSI Aerospace GmbH for space-grade component qualification.
- ACS DM340 CO2 TRC Temperature and Humidity Test Chamber Temperature and humidity test chamber with CO2 cooling technology delivering approximately 30% average energy consumption reduction on the most frequent test cycles compared with F-GAS chamber versions.
- ACS PV10000 SP Walk-in Photovoltaic Module Test Chamber Large walk-in environmental test chamber for photovoltaic panel testing, with temperature range from -65 °C to +125 °C, internal volume approximately 9.86 m³, and RH range from 50% to 95%, supporting IEC 61215 / IEC 61730 protocols and standards such as NF EN 61215-2:2021 and NF EN 61730-2:2016.
- ACS Walk-in Chambers (WZH21-70150 Series) Walk-in environmental test chambers for testing large specimens including photovoltaic modules against international standards, including two WZH21-70150 units deployed at TÜV Rheinland Solar GmbH's Cologne laboratory.
- R472B Ecological Refrigerant Gas Proprietary eco-friendly refrigerant gas mixture with GWP of 526 (~96% lower than R23), developed over five years with universities and research centers, exclusively produced by Nippon Gases for use in ACS chambers in both new and retrofit applications to support ultra-low-temperature testing and EU F-gas regulation compliance.
- R472A Ecological Refrigerant Gas Proprietary green refrigerant gas with GWP of 353, approximately 98% lower than alternatives used in ultra-low temperature (ULT) applications, ideal for special chambers supporting compliance with EU F-gas regulation.
- ACS Maintenance Contracts (Silver, Gold, Platinum/Full Risk) Three-tier annual preventive-maintenance service package covering Silver (one preventive visit, two 48h response calls, parts and overhaul discounts), Gold (two preventive visits, four 48h calls, loaner chamber availability, 15% parts discount, MyAngel24 included for compatible chambers), and Platinum/Full Risk (unlimited 48h technical assistance, all replacement parts included, 25% discounts for non-contract chambers).
- ACS Calibration and Certification Services Calibration services for environmental test instrumentation using ACCREDIA-certified instruments in Italy, with calibration certificates issued alongside ACCREDIA certification copies covering acceptance criteria, temperature/humidity measurements and margin-of-error documentation.
Quantifiable outcome
- 30% energy savings on common test cycles (IEC60068-2-30) with CO2 cooling technology
- +4 more outcomes
Companies that use ACS
Customer profileNamed customers5 records
Segments8 records
Ideal customer profiles4 records
ACS technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature10 records
ACS partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core and minor.
- Nippon GasescoreExclusive production partnership for ecological refrigerant gases R472A and R472B. Nippon Gases, one of the world's leading gas producers with strong international presence, produces ACS's proprietary green refrigerant mixtures exclusively for use in ACS chambers. 5-year development collaboration with universities and research centers.
- Kyoto ClubminorCav. Gianluigi Angelantoni, Chairman and CEO of Angelantoni Group, serves as National Vice President of Kyoto Club, a nonprofit organization of companies and associations working to achieve greenhouse gas emission reduction targets.
- Universities and Research Centerscore5-year collaborative R&D partnership for development of ecological refrigerant gases R472A and R472B. Collaboration with universities, research centers, and accreditation bodies resulted in patent-pending refrigerant formulations with up to 96% lower GWP.
- ACCREDIAcoreItalian Accreditation Body providing certification for calibration instruments. ACS performs calibration services using ACCREDIA-certified instruments, with calibration certificates issued along with ACCREDIA certification copies.
- European Space Agency (ESA)minorSSEA Munich 2026 symposium organized by European Space Agency, focusing on future workforce in space industry. ACS subsidiary ATT Umweltsimulation GmbH sponsors the event.
Scale indicators6 records
Recent moves6 records
Expansion highlights6 records
ACS competitors and assessment
Company assessmentDirect peers
- Caron Products & Services: US-based manufacturer of environmental chambers, incubators, and thermal storage equipment. Comparable to ACS in temperature/humidity chambers for laboratory and life sciences applications.
- BINDER GmbH: German manufacturer of environmental simulation chambers, incubators, and drying ovens for laboratory and industrial testing. Overlaps with ACS in temperature/humidity chambers and serves pharmaceutical, electronics, and materials science customers.
- Thermotron Industries: US-based manufacturer of environmental test chambers and vibration test equipment serving aerospace, automotive, and defense customers. Direct overlap with ACS in thermal, humidity, and shock test chambers for product qualification.
- Weiss Technik: German-headquartered manufacturer of environmental test chambers, heat testing, and climatic simulation equipment. Weiss Technik is ACS's most direct global competitor, offering overlapping temperature, humidity, and vibration test chambers across aerospace, automotive, and electronics verticals.
- Espec Corp: Japanese publicly-listed manufacturer of environmental test chambers with global sales reach. Competes head-to-head with ACS in temperature/humidity chambers and serves similar automotive, electronics, and aerospace testing customers.
- Memmert GmbH + Co. KG: German manufacturer of laboratory temperature control equipment including climate chambers, heating ovens, and incubators. Comparable to ACS in environmental simulation chambers for laboratory and industrial testing applications.
- Russells Technical Products: US-based manufacturer of environmental test chambers including walk-in and reach-in units for aerospace, automotive, and defense testing. Direct overlap with ACS in walk-in photovoltaic and thermal vacuum chamber segments.
Regional players
- Aralab: Portuguese manufacturer of controlled environment rooms and environmental test chambers serving European research and industrial customers. Comparable niche focus on climatic simulation but with smaller geographic reach than ACS.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
ACS social profiles
Digital presenceACS financial estimates
Financial estimateRevenue estimate
Valuation estimate
ACS leadership team
Management profileNumber of profiles
Profiles1 record
ACS subsidiaries and ownership
Company hierarchySubsidiaries4 records
ACS funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ACS M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ACS
What does ACS do?
ACS (the main brand of Angelantoni Test Technologies S.r.l.) designs, manufactures and services environmental test chambers that simulate temperature, humidity, vibration, vacuum, corrosion, sunlight, sand/dust, and rain conditions for product reliability and certification testing. The offering spans bench-top units to advanced thermal vacuum chambers for aerospace, complemented by preventive-maintenance contracts, ACCREDIA-certified calibration, an IoT remote-monitoring platform (MyAngel24), and proprietary low-GWP refrigerants for ultra-low temperature testing.
Is ACS a public or private company?
ACS is a private company. It is classified as family owned and is currently operating.
When was ACS founded?
ACS was founded in 1952. It employs 11 to 50 people.
Where is ACS based?
ACS is headquartered in Canéjan, France, in the Europe region.
How does ACS make money?
Five revenue lines are on record. Environmental Test Chambers are the primary driver. The others are maintenance Contracts, calibration Services, customer Care & Service Portal and ecological Refrigerant Gases.
Who are ACS's main competitors?
Direct peers on record are Caron Products & Services, BINDER GmbH, Thermotron Industries, Weiss Technik, Espec Corp, Memmert GmbH + Co. KG and Russells Technical Products. Aralab is listed as a regional player.
Does ACS have an API?
No public API is recorded for ACS.
What industry is ACS in?
ACS's product category is Environmental Test Equipment. Its primary akta.pro industry code is IMABAFAN, Avionics Test, Simulation & Calibration Equipment. Its NAICS code is 334512 and its SIC code is 3821.