CM Envirosystems Pvt Ltd (CME) was established in 1981 in Bangalore, India by Dr. Jacob Crasta as a medical equipment and instruments company. The initial product line was incubators for college laboratories. In the mid-1990s, following a period of assessment related to defence sector requirements — documented in a company account referencing the Kargil conflict — the company initiated a research programme to develop environmental test chambers. After prototype testing, the first Environmental Test Chamber was launched by the end of 1999. In 2001, CME formally extended its manufacturing line to environmental test chambers. A state-of-the-art manufacturing facility of 18,500 m², described as a green building, was constructed and operational by 2008. By 2009–2013, CME had established channel partners and joint ventures in more than 15 countries. The company is described in various sources as India's largest exporter of environmental test chambers. CEO as of 2019 is Praveen Crasta, son of the founder. Prajwal Crasta, another family member, has also been involved in the company's R&D and product development.
Headquarters and facilities
CME's headquarters and primary manufacturing facility is in Bangalore (Bengaluru), Karnataka, India. The manufacturing facility covers 18,500 m². CME states a sales and service network spanning four continents. The company also references a planned network of customer "Experience Centres" in major manufacturing and R&D hubs in India, announced in company news. CME is ISO 9001 certified. Products are described as compliant with CE, RoHS, and IEC standards.
Product line
CME publishes the following product categories on its website and LinkedIn profile:
Climatic Test Chambers. Temperature and humidity chambers for environmental simulation. The published range covers temperatures from -70°C to +180°C and humidity conditions.
Thermal Shock Chambers. Two-zone chambers for rapid temperature transition testing. The distinction between thermal shock and temperature cycling is covered in Thermal Shock Testing: Why Slow Ramps Miss the Failures That Matter.
Altitude Chambers. Low-pressure chambers for altitude simulation. The altitude testing failure modes are covered in Altitude Test Chambers: What Happens to Your Product When the Air Gets Thin.
Corrosion Test Chambers. Salt spray chambers for corrosion testing to ASTM and ISO standards. The salt spray testing context is at Salt Spray Chambers: What the Test Measures and What It Doesn't Tell You About Corrosion.
Dust Chambers. Chambers for dust ingress and dust resistance testing per IEC 60529 and related standards.
Rain Test Chambers. Chambers for water ingress and rain simulation testing. The IP ingress testing context is at IP Ingress Testing: The Chamber That Reveals Every Weak Seal in Your Design.
Walk-In Chambers. Large-format chambers for system-level and large assembly testing.
Custom Built Chambers. Engineered-to-order configurations for non-standard test requirements. The custom chamber context is at Custom Environmental Test Chambers: When Standard Configurations Don't Fit the Test.
CME states that products are designed to meet more than 200 international testing standards including ASTM, DIN, ISO, and IEC.
enviCoM 4.0 controller and IoT connectivity
CME's current-generation chamber controller is designated enviCoM™ 4.0. The company describes this as a next-generation controller engineered for high-precision control, repeatability, and long-term reliability across the chamber range. CME also publishes web-enabled chamber control and analytics features, described as allowing customers to monitor chamber health and performance remotely via phone or computer. The company states that sensor and controller systems can detect potential issues before failure, described as providing "zero downtime and proactive support." CME's website as of late 2025 also references AI-driven and data-centric features with IoT connectivity for predictive insights.
Industries served
CME's published customer sectors include automotive, defence, aerospace, electronics, electrical, robotics, and solar/EV applications. The company references defence sector work explicitly in its history narrative. CME exhibits at Electronica Productronica India in Bangalore. The broader automotive environmental testing standards context is at Automotive Environmental Testing: The Standards Stack That Governs Every Component You Ship.
Company timeline (published by CME)
1981: Established as a laboratory products manufacturer. 1999: First Environmental Test Chamber launched. 2001: Manufacturing line extended to environmental test chambers. 2008: 18,500 m² manufacturing facility completed. 2009–2013: Global expansion to 15+ countries via channel partners and joint ventures.
Segments not in the published catalogue
CME does not publish a dedicated HALT/HASS chamber product line with six-degree-of-freedom pneumatic vibration tables, pharmaceutical stability chambers under ICH Q1A guidelines, or thermal vacuum chambers for space simulation. For those product categories, other manufacturers with documented dedicated product lines are referenced in The Top 10 Environmental Test Chamber Manufacturers in the World.
Contact
Headquarters: CM Envirosystems Pvt Ltd, Bangalore (Bengaluru), Karnataka, India. Website: cmenvirosystems.com
Half the price, the same 200+ standards — what that actually buys you
CM Envirosystems manufactures environmental test chambers in Bangalore at price points that typically run 40-60% below comparable European or North American manufacturers, while certifying compliance with over 200 international standards including IEC, ASTM, MIL-STD, and ISO test methods. For a procurement team focused purely on the specification sheet, this looks like an easy decision. The question that the spec sheet doesn't answer is what you're trading away to get that price — and the honest answer is service network depth, not chamber quality.
CME's chambers are built to the same documented test methods as their European counterparts. The temperature uniformity, humidity control, and construction quality on a CME chamber that passes IEC 60068-3-5 verification is functionally equivalent to a chamber from a manufacturer charging twice the price. What differs is what happens when something breaks eighteen months after installation, in a country where CME doesn't have a direct service presence.
Company history: from 1981 to a 15-country distributor network
CM Envirosystems was founded in 1981 in Bangalore, initially serving India's growing electronics and defence manufacturing sector with basic environmental testing equipment. The company built its first complete environmental test chamber in 1999, marking the transition from component supplier to full chamber manufacturer. Over the following two decades, CME expanded from a domestic Indian supplier into an exporter with distribution partnerships across more than 15 countries, primarily in South and Southeast Asia, the Middle East, and parts of Africa — markets where European and North American manufacturers have historically had thin direct presence and where price sensitivity is a genuine procurement factor, not an afterthought.
This geographic focus matters when evaluating CME. The company's distributor network is strongest precisely in the regions where competitors are weakest, which is a coherent business strategy rather than an accident of growth.
The enviCoM 4.0 controller: IoT-enabled monitoring as standard, not premium
CME's enviCoM 4.0 control system is built around IoT connectivity as a default feature rather than a premium add-on — remote monitoring, data logging accessible via web interface, and alarm notifications pushed to mobile devices are standard across CME's current chamber range. This reflects a product design decision aimed at customers who may not have dedicated on-site instrumentation engineers monitoring chambers continuously, and who benefit from being able to check chamber status remotely.
For comparison, equivalent IoT-enabled remote monitoring capability is often a paid option or limited to flagship product lines from European manufacturers like Binder or Weiss Technik. CME including this as standard across its range is a genuine differentiator, not a marketing claim — it reflects the realities of serving customers across a wide geographic footprint where in-person service visits are less frequent and remote diagnostics carry more operational weight.
Product range and specifications
CME's chamber range covers temperature and humidity chambers, thermal shock chambers, and combined vibration-climatic systems, spanning benchtop configurations through large walk-in rooms. Standard temperature range is -70°C to +180°C depending on model, with humidity control from 10% to 98% RH. The company publishes compliance against the IEC 60068 series, MIL-STD-810, ASTM, JIS, and GB (Chinese national standard) test methods — the breadth of standards coverage reflects CME's export markets, where customers may need compliance documentation against whichever standard their end customer or regulatory body specifies, rather than a single regional standard.
The honest service question
For a customer in India, CME's direct service and spare parts support is a genuine advantage over importing a European or American chamber and waiting weeks for a technician or part to arrive. For a customer in a market covered by one of CME's 15+ country distributors, service quality depends entirely on that specific distributor's technical capability and spare parts inventory — which varies. For a customer in a market with no CME distributor presence at all, the calculus changes substantially: a fault that would be a same-week service visit with a locally established manufacturer becomes a logistics problem involving international shipping of parts or technicians.
This isn't a criticism specific to CME — it's the structural reality facing any manufacturer whose service network hasn't yet reached global parity with the largest incumbents. The question to ask before purchasing is concrete and specific: who is the named service contact in my country, what is their documented response time commitment, and do they carry the specific spare parts my chamber model uses in local inventory. The full set of procurement questions is at Environmental Test Chamber Buyer's Guide.
Where CME is the obvious choice — and where it isn't
For manufacturers based in India, South Asia, Southeast Asia, or the Middle East — particularly where budget constraints are real and where CME has established distributor presence — CME offers chamber quality and standards compliance comparable to far more expensive alternatives, with a service network that's actually closer geographically than European or American competitors. For electronics and defence manufacturers in India specifically, CME's four decades of domestic market presence translate into deep familiarity with Indian defence and electronics quality requirements.
For customers in Western Europe or North America where established manufacturers like ESPEC, Thermotron, or Binder have decades of local service infrastructure, the price advantage of importing a CME chamber needs to be weighed honestly against the service gap. This is a calculation specific to your risk tolerance for equipment downtime, not a universal answer.