METREX

Cabinets

Environmental Chamber Manufacturer

Inaccurate temperature and humidity control during testing can result in unreliable data, product failures, and costly rework. Many testing environments suffer due to poor chamber insulation, uneven airflow, and unstable performance over extended test cycles.

As a professional environmental chamber manufacturer, we design and manufacture high-performance chambers that deliver consistent, repeatable testing conditions. Our systems help laboratories and industries maintain accuracy, compliance, and confidence in environmental simulation testing.

Precision Environmental Chambers for Reliable Testing

Built with advanced control systems and robust construction, our chambers are ideal for temperature cycling, humidity testing, and environmental stress screening. To better understand how environmental chambers are used across industries, refer to this detailed overview of environmental chambers .

B.O.D. Cooling Incubator

Model: MBI-50

Technical Specifications

Double walled inside Stainless Steel 304 & outside made of mild steel duly powder coated. Chamber with shelf supports, allowing wide range of shelf positions & spacing. Supplied with removable perforated Stainless Steel shelves. Full view inner Acrylic door allows inspection of sample without disturbing temp of working chamber. Outer double walled metal door with MAGNETIC GASKET, LOCK & KEY. Door operated illumination lamp. Cabinet mounted on Castor wheels, for ease of movement.

Model Construction Temperature Control Compressor Shelves Door Type Mobility
MBI-50 Double Walled SS 304 Microprocessor Digital CFC Free Sealed Compressor Removable Perforated SS Double Walled with Magnetic Gasket Castor Wheels

Features

  • Full view inner Acrylic door for sample inspection
  • Door operated illumination lamp
  • Air circulating system with EH Motors and fan
  • Uniform temperature throughout the chamber
  • Quiet running sealed CFC FREE Compressor (ISI marked)
  • Fan cooled condensing unit
  • Control panel with indicators for Main, Heating & Cooling
  • Voltmeter included

Optional

  • Chamber illumination with 3 fluorescent tubes (60 cm length)
  • Separate ON/OFF switch for tubes
  • Minimum temperature from 10 to 50°C when all tubes are ON
  • Timer 0-24 hours for regulating cyclic illumination
  • Humidity attachment with stainless steel water tank
  • Digital humidity (% RH) controller
  • Data logger with LCD display storing 1 Lakh records
  • Data export to pen drive and Excel sheets
  • Compatible with microprocessor and programmable digital temperature controllers

Environmental Chambers

Model: MEC

Technical Specifications


These Environmental Test Chambers can satisfy a variety of environmental conditions.
They are especially suitable for the simulation of fixed temperature and relative humidity values above freezing point.

Constructed of double walls, the exterior is made of sheet steel, and the interior of stainless steel 304.
A flush fitting insulated door has a leak proof gasket. The shelf position of trays is adjustable.

The rear chamber of the interior is fitted with a refrigeration evaporator, heater, and powerful air circulating fan to create a positive air flow through the chamber.
A hermetically sealed ISI mark, CFC free compressor below the chamber provides temperatures below ambient.

The same compartment houses a boiler with an immersion heater and water level controller for creating humidity.
Safety circuit which cuts off system and stops unit in case of malfunction of controller.
Audio visual alarm with cut out for low water level.

The control panel comprises of ON/OFF switches, Microprocessor based Digital Temp. Indicator & Humidity Indicator-cum-controller (Direct display of Humidity in % RH), including lamps and protective fuses.

Biosafety Cabinet (Stainless Steel 304)

Model: MBC-100S

Technical Specifications

Bench made of Stainless Steel 304 grade with transparent front door. Work table covered with stainless steel perforated sheet. Supplied with Super Air H.E.P.A. Filters (99.97% down to 0.3 microns) protected by grill. Blower assembly: ½ HP Electric Motor with balanced blowers (noise & vibration free). 70% air recirculated, 30% exhausted through VIRUS BURNOUT UNIT (HEPA + UV Tube) before entering atmosphere (Type A2). Microprocessor LCD controller with automatic UV sterilization when door closed. Filters: Use & change time alarm, static pressure manometer (acrylic body), cock for gas, 10ft exhaust ducting.

Size (L×W×H) HEPA Filter FTL UV Light
3' × 2' × 2' 3' × 2' × 6" – 1 no. 2 × 20W 1 × 15W
4' × 2' × 2' 4' × 2' × 6" – 1 no. 2 × 20W 1 × 30W
6' × 2' × 2' 3' × 2' × 6" – 2 nos. 4 × 20W 1 × 30W

Optional

  • Digital air velocity meter (0–200 fpm)
  • Digital differential pressure gauge

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Stability Chamber

Model: MSC

Technical Specifications

The chambers have outer body of SS 304 (dull finish) and inner chamber of SS 316. Validation protocol for IQ, OQ, PQ as per ICH guidelines.

Technical Data

Model Volume (cu.ft.) Inner Chamber (H x W x D mm) Trays Temp. Range & Accuracy (°C) Humidity Range & Accuracy (% RH) Voltage Stabilizer
MEC-6 / MSC-6 6 830 x 505 x 415 3 10°C to 60°C ± 0.5°C 45% – 95% ± 3% 2 KVA
MEC-10 / MSC-10 10 875 x 570 x 550 3 10°C to 60°C ± 0.5°C 45% – 95% ± 3% 3 KVA
MEC-12 / MSC-12 12 900 x 650 x 580 3 10°C to 60°C ± 0.5°C 45% – 95% ± 3% 3 KVA
MEC-15 / MSC-15 15 900 x 700 x 650 3 10°C to 60°C ± 0.5°C 45% – 95% ± 3% 4 KVA

Supply: 220 Volts, 50 Hz, single phase AC supply.

Optional Features

(for MEC & MSC both)

  • Chamber illumination with 3 nos. fluorescent tubes of 60 cm length placed vertically along the black wall.
  • Separate ON/OFF switch for tubes and min. temp. can be obtained from 10 to 50°C when all the tubes are ON.
  • With Timer 0–24 hours for regulating cyclic illumination condition fixed on the top of the chamber.
  • Data logger with LCD display having memory to store 1 Lakh records of temp., humidity (%RH) & time.
  • The data can be copied on pen drive & viewed on excel sheet on computer.
  • Surge tank of capacity 100 Ltr. made of plastic having water circulation pump & automatic water filling arrangement to fill the humidity tank automatically.
  • This ensures uninterrupted operation of the chamber for 4 to 5 days.

Seed Germinator

Model: MSG

Technical Specifications

Designed for conducting various experiments on seeds under different parameters of temp., humidity etc.
It is of double wall construction. Inner chamber is made of Stainless Steel 304 & outer cabinet is made of MS sheet, duly pre treated & finished with epoxy powder paint.
Stainless Steel water reservoir at the bottom provides 90% to 95% RH fixed humidity (not adjustable). Temperature from 5°C to 50°C+1°C is controlled by Microprocessor Digital temperature controller.
A inner transparent acrylic door is provided to view the germination of seed inside the chamber without opening the door, thus no temperature/humidity loss.
Air circulation ensure uniform temperature & humidity inside the chamber.
A heater is provided for temperature control inside the chamber.
The CFC free compressor is placed below the chamber.

Technical Data

Model Chamber Inner Size Of Chambers
(H x W x D) mm
Inner Chamber Capacity Of Each Chamber (Lt)
MSG-12 Single 910 x 555 x 605 Stainless Steel 304 305 Lt.
MSG-120 Double 910 x 555 x 605 Stainless Steel 304 305 Lt.
MSG-12DC Double 910 x 555 x 605 Stainless Steel 304 305 Lt.
Trays In Each Chamber Temp. Range (1st Chamber) Temp. Range (2nd Chamber) Humidity Range (% RH)
8 5°C-50°C +1°C - 95%+3% RH (fixed)
8 5°C-50°C +1°C 5°C-50°C +1°C 95%+3% RH (fixed)
8 Ambient +5°C-50°C+1°C 5°C-50°C+1°C 95%+3% RH (fixed)

Supply: 220 Volts, 50Hz, single phase AC supply.

Optional

  • Adjustable humidity from 45%-95% RH. With Digital humidity indicator cum controller.
  • Interior illumination by 3 Nos. 60cm Fluorescent light with 0-24 hr. timer for cyclic illumination (separate for each chamber)
  • Surge tank of capacity 100Ltr. made of plastic having water circulation pump & automatic water filling arrangement to fill the humidity tank automatically. This ensures uninterrupted operation of the chamber for 4 to 5 days.

Plant Growth Chamber

Model: MGC

Technical Specifications

Inside made of Stainless Steel 304 quality outside Mild Steel duly powder coated. Fitted with cooling, heating, humidity and lighting arrangement. Temperature range, 5°C to 60°C obtained from 15°C to 60°C ±1°C, when all lights from two sides are "ON".
1°C. Temperature can be controlled by microprocessor temp. & humidity controller. Different temp. & humidity can be set in 'C and % RH. The cycles can be repeated as desired. Interior illumination is control by cyclic digital timer for setting day & night cycles.
Above Growth chamber is complete with Humidity control from 45% to 95%+ 3% RH.
The humidity is maintained by stainless steel water tank with heater & blower, fitted at the bottom of the chamber. Cooling by refrigeration system placed below the chamber and heating by ss tubular heaters. Provided with heavy duty wire mesh stainless steel trays.

Technical Data

Model Size
(W x H x D) mm
Capacity Stabilizer (KVA) Shelves
MGC-10/10A 570 x 875 x 550 275 LT./10 Cu. Ft. 3 3
MGC-20/20A 775 x 900 x 775 540 LT./20 Cu. Ft. 4 4
MGC-30/30A 835 x 1200 x 835 840 LT./30 Cu. Ft. 5 5

Optional

  • • Surge tank of capacity 100Ltr. made of plastic having water circulation pump & automatic water filling arrangement to fill the humidity tank automatically. This ensures uninterrupted operation of the chamber for 4 to 5 days.
  • • Voltage Stabilizer.

Laboratory Refrigerator / Cold Cabinet

Model: MCR-12

Technical Specifications

Designed for storing culture, specimen & reagents in laboratories. Inside chamber made of Plastic with adjustable shelves. Frost Free chamber with GI Powder Coated outer body. Full view front vacuum glass door. Microprocessor Digital Temperature Controller with Indicator cum Controller.

Model Capacity Temperature Range Inner Chamber Outer Body Door Type Controller
MCR-12 100 / 300 / 400 Litres 0°C to 12°C Plastic with adjustable shelves GI Powder Coated Full view vacuum glass Microprocessor Digital

Vented Chemical Storage Cabinet

Model: MCS-6

Technical Specifications

Vented chemical storage cabinet with chemical fume filtration system. Features pre filter and activated carbon filter to exhaust out all the fumes. Cabinet made with rust resistant three layer special epoxy coating from inside and powder coated from outside.

Model Inner Size (W×D×H) Trays Cabinet Material Tray Material Filtration System Indicator
MCS-6 61" × 18" × 87" 5 adjustable trays PCR sheet with epoxy coating SS304 with epoxy coating Pre filter + Activated carbon Filter replacement indicator

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