science lab equipment manufacturer

Diagnostic Equipment

Diagnostic Equipment Lab Equipment Manufacturer, Supplier and Exporter in India

Ray Export is a leading manufacturer and supplier of Diagnostic Equipment in India,

Quick answer. Blood pressure instruments are chosen by type and by cuff, and the cuff is the part most often got wrong. The mercury-free instrument (DE-0001) gives a column reading without the mercury; aneroid gauges need checking against a reference at intervals because they drift with handling; and the two mercury column instruments in this listing are restricted in most markets. Whichever type you choose, order the cuff sizes your patient population actually needs, because a cuff of the wrong size changes the reading and therefore the clinical decision that follows it.

Ray Export lists 80 diagnostic instruments in the DE series, DE-0001 to DE-0080, across eight pages. Blood pressure measurement is the largest group, offered as mercury-free, aneroid and digital instruments in desk, wall, stand and palm patterns. The range also covers stethoscopes, examination lights and loupes, neurological percussion hammers, a hand-held ECG monitor, and point-of-care pregnancy tests.

Blood pressure instruments: which type

TypeCodesWhat to know
Mercury-freeDE-0001Gives the mercury-column reading method without the mercury. The sensible default where a column instrument is wanted.
AneroidDE-0002, DE-0005, DE-0007, DE-0009, DE-0010Mechanical gauge, no mercury and no power. Available in desk, 8 inch desk, stand, palm and ABS desk or wall patterns. An aneroid gauge drifts with handling and knocks, so it needs checking against a reference at intervals: ask what the recommended check interval is and whether the gauge can be re-zeroed.
Digital and automaticDE-0004, DE-0008Oscillometric measurement with a displayed reading, which removes operator variation in hearing the sounds. DE-0008 is an automatic upper-arm instrument. For any digital instrument, ask for the stated accuracy for pressure and pulse, the cuff sizes available, and which clinical validation protocol the model has been tested against.
Mercury columnDE-0003, DE-0006Restricted in many markets. See the note below before ordering.

Important: mercury sphygmomanometers are restricted

Two instruments in this listing, DE-0003 and DE-0006, are mercury column sphygmomanometers. Mercury-containing measuring devices, sphygmomanometers among them, are listed for phase-out under the Minamata Convention on Mercury, an international treaty that India has ratified, and many countries now prohibit their manufacture, import, export or clinical use. Mercury is also a hazardous material to ship and to dispose of.

If you are considering either code, confirm with your own national regulator and with your institution whether a mercury device may lawfully be imported and used in your market, and what disposal obligation comes with it, before you order. Where the mercury column is not specifically required, the mercury-free instrument (DE-0001), an aneroid instrument or a clinically validated digital instrument does the same job without the mercury. Ray Export supplies the equipment; the import and use decision rests with you and your regulator.

Cuff size is the specification buyers forget

Whichever instrument you choose, the cuff decides the reading. A cuff that is too narrow or too short for the arm it is wrapped around over-reads, and the error can be large enough to change a clinical decision. So on every blood pressure enquiry, ask which cuff sizes are supplied and which are available separately, and order the sizes your patient population actually needs: a paediatric or small-adult cuff, a standard adult cuff and a large-adult or thigh cuff are different items. Ask also whether the bladder is latex or latex-free, and whether spare bladders and bulbs are stocked, since those are the parts that fail first.

The rest of the range

GroupCodes seenItems as listedWhat to specify
StethoscopesDE-0036 to DE-0039Cardio stethoscope, cardio micro, cardiology, economySingle or dual head, whether a bell as well as a diaphragm is fitted, tubing length, and whether spare ear tips and diaphragms are available. A cardiology pattern is tuned for low-frequency sounds; an economy pattern is for routine screening and teaching
Examination lights and magnificationDE-0030, DE-0031, DE-0035Head light, Binomag, Berger loupeMagnification and working distance for the loupes; light output, colour temperature and whether the head light is mains or battery
NeurologicalDE-0032 to DE-0034Neurological percussion hammer, Taylor pattern, nylon handle patternHead material and weight, and whether a brush and needle are included for sensory testing
CardiacDE-0076Hand held ECG monitorNumber of leads or channels, recording duration, display, whether a printout or data transfer is available, and the validation documentation
Point-of-care testsDE-0077, DE-0078Pregnancy test card, HCG test stripsSensitivity in mIU/mL, which is the specification that decides how early the test reads, plus shelf life and pack size
Consumables and sundriesDE-0079, DE-0080Sea tangle tent, stainless steel tongue depressorSizes, sterility and whether the item is single use or reusable

On standards and accuracy figures

Accuracy figures quoted for these instruments are confirmed in writing on the quotation; for certificates and standards, contact us for the latest copies of the relevant certificates. Where a standard is cited, ask for the test report or certificate against that standard rather than accepting the reference, and check the designation carefully: a standards list on a product page is only as good as its accuracy, and designations are sometimes mis-transcribed or have been superseded. For blood pressure instruments the relevant families cover non-invasive sphygmomanometer requirements, electrical safety and electromagnetic compatibility, and risk management; ask which edition applies and for the clinical validation protocol used. Medical devices also require registration or clearance in the country of use, and the requirements differ between markets, so verify the device's registration with your own regulator before importing.

Related ranges on this site

ENT instruments are under ENT Diagnostic Equipments, eye instruments under Ophthalmic Equipments, and surgical instruments under Surgical Lab Equipments. Further rapid tests, including cardiac markers and infectious disease, are under Health Tests, and hormone tests under Fertility Tests. Patient monitors and oxygen concentrators are under Medical Lab Equipments, and resuscitation and mobility equipment under Emergency and Rehabilitation. Parent range: Medical Apparatus.

Request a quote

For blood pressure instruments, give the type, the pattern (desk, wall, stand or palm) and the cuff sizes and quantities you need. For everything else, give the code with the specification rather than the name alone, for example Automatic Arm Digital Blood Pressure Machine (DE-0008) with standard and large adult cuffs. Contact Ray Export for prices, validation documentation and lead times.

Frequently asked questions

Mercury-free, aneroid or digital - which type should I order?

Mercury-free (DE-0001) gives the column reading method without the mercury, and it is the sensible default where a column instrument is wanted. Aneroid instruments (DE-0002, DE-0005, DE-0007, DE-0009, DE-0010) use a mechanical gauge, need no mercury and no power, and come in desk, eight inch desk, stand, palm and ABS desk or wall patterns - but an aneroid gauge drifts with handling and knocks, so budget for periodic checking against a reference. For a digital instrument, ask whether it is validated for pressure and pulse, which cuff sizes are available, and which clinical validation protocol the model was tested against.

Why does cuff size matter so much?

Because the cuff, not the gauge, is where most measurement error comes from, and the error feeds straight into a clinical decision. Ask which cuff sizes are supplied with the instrument and which are available separately, then order the sizes your patient population needs: a paediatric or small-adult cuff, a standard adult cuff and a large-adult or thigh cuff are three different items, not one adjustable one. Ask also whether the bladder is latex or latex-free, which matters for both patients and staff, and whether spare bladders and bulbs are stocked, since those are the parts that fail first.

Can I still buy a mercury sphygmomanometer?

Treat this as a regulatory question before a purchasing one. Two codes here, DE-0003 and DE-0006, are mercury column sphygmomanometers. Mercury-containing measuring devices are listed for phase-out under the Minamata Convention on Mercury, an international treaty India has ratified, and many countries now prohibit their manufacture, import, export or clinical use. Mercury is also hazardous to ship and to dispose of. If you are considering either code, confirm with your own national regulator and your institution whether such a device may lawfully be imported and used in your market, and what disposal obligation comes with it. For almost all buyers, DE-0001 or an aneroid instrument is the answer.

Which stethoscope pattern should I order?

Match the pattern to the listening, not to the budget line. The cardiology pattern is tuned for low-frequency sounds, which is what makes it worth its price in a cardiology or examination setting, while the economy pattern is built for routine screening and teaching where many units are needed. The listing carries cardio, cardio micro, cardiology and economy entries (DE-0036 to DE-0039). Ask whether the head is single or dual, whether a bell as well as a diaphragm is fitted, what the tubing length is, and whether spare ear tips and diaphragms can be reordered, since those are the parts that are lost or perish first.

What should I check on the hand-held ECG monitor?

Ask five things about DE-0076 before committing. The number of leads or channels, because that determines what the recording can show. The recording duration. The display, and whether it is readable in the light the device will be used in. Whether a printout or data transfer is available, since a recording that cannot leave the device is hard to act on or file. And the validation documentation for the measurement itself. A hand-held monitor is a screening and triage tool rather than a diagnostic ECG machine, so confirm what clinical use the manufacturer states for it and check that against how your team intends to use it.

The product page cites standards - what should I do with that?

Ask for the test report or certificate against the standard rather than accepting the reference on the page, and read the designation carefully, because designations are sometimes mis-transcribed or have been superseded by a later edition. For blood pressure instruments the relevant families cover non-invasive sphygmomanometer requirements, electrical safety and electromagnetic compatibility, and risk management, so ask which edition applies and which clinical validation protocol was used. Separately, medical devices need registration or clearance in the country of use and the requirements differ between markets, so verify the device's registration with your own regulator before importing.

Key takeaways

  • The cuff decides the reading - paediatric, standard adult and large adult are separate items, so order the sizes you need.
  • Mercury-free is the default column instrument - DE-0001 gives the method without the hazardous material.
  • Aneroid gauges drift with handling - plan periodic checks against a reference instrument.
  • Mercury instruments are restricted - DE-0003 and DE-0006 need regulator and institutional clearance before you even enquire.
  • Cardiology and economy stethoscopes are different tools - one is tuned for low-frequency sounds, the other for volume screening.
  • Rapid test sensitivity is the specification - ask the mIU/mL figure, the shelf life and the pack size, not just the brand.

About this page

Ray Export is a manufacturer and exporter of laboratory, scientific and educational equipment based at Plot No. 449, HSIIDC Industrial Area, Saha, Ambala, Haryana 133104, India. Enquiries: [email protected], +91-9817319615.

Written by Palak Mall, Senior Content Writer. Technically reviewed by Arvind Kumar, Lab Equipment Specialist, 12+ years in laboratory and testing instrumentation. Last updated: 17 October 2026.

Accuracy figures quoted for these instruments are confirmed in writing on the quotation; for certificates and standards, contact us for the latest copies of the relevant certificates and are confirmed in writing on the quotation; ask for the test report or certificate behind any standard cited, and check the designation and edition rather than accepting the reference. Medical devices also require registration or clearance in the country of use, and the requirements differ between markets, so verify the device's registration with your own regulator before importing. No price is quoted on this page, as prices are issued as dated written quotations. Note too that cuff sizes, bladder material, gauge ranges, tubing lengths, loupe magnifications and test sensitivities are not published per code on this listing and must all be requested; and that this range mixes instruments with single-use consumables and sundries, including the pregnancy test card and HCG strips (DE-0077, DE-0078) and the sea tangle tent and tongue depressor (DE-0079, DE-0080), so state quantities, sterility and whether an item is single use or reusable when you enquire.

Emrald Stethoscope

DE-0040

We make, trade and supply superb and at honest to goodness costs Emrald Stethoscope having the highlights as under: 


- Ergonomically planned and light weighted. 


- Compact With Dual Frequency. 


- Ideal for healing facility, centers and numerous medicinal firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering educational equipment, engineering equipments exporters, engineering equipments suppliers, engineering equipments supplier, engineering educational equipments, engineering equipments manufacturers in Ambala, India.

Micro Stethoscope

DE-0041

Ray Exports are maker, exporter and provider of extensive variety of Micro Stethoscope having the highlights as under: 


- Well composed. 


- Accurate execution. 


- Ideal for doctor's facility, centers and numerous medicinal firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer


Nurse Stethoscope

DE-0042

Ray Export are producer, exporter and provider of extensive variety of Nurse Stethoscope having the highlights as under: 


- Well planned. 


- Accurate execution. 


- Ideal for healing center, facilities and numerous therapeutic firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab equipments exporters, engineering lab equipments manufacturers in india, engineering educational equipment manufacturer, mechanical engineering lab equipments suppliers, engineering lab equipments supplier, engineering educational equipment supplier in Ambala, India.

Pearl Stethoscope

DE-0043

We are maker, exporter and provider of extensive variety of PEARL STETHOSCOPE having the highlights as under: 


- Well composed. 


- Accurate execution. 


- Ideal for doctor's facility, centers and numerous restorative firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer in Ambala, India.


Pediatz Stethoscope

DE-0044

we are producer, exporter and provider of extensive variety of PEDIATZ STETHOSCOPE having the highlights as under: 


- Well outlined. 


- Accurate execution. 


- Ideal for healing facility, centers and numerous therapeutic firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer in Ambala, India.

Saphire Stethoscope

DE-0045

we are maker, exporter and provider of extensive variety of SAPHIRE STETHOSCOPE having the highlights as under: 


- Well outlined. 


- Accurate execution. 


- Ideal for healing facility, centers and numerous medicinal firms.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab equipments exporters, engineering lab equipments manufacturers in india, engineering educational equipment manufacturer, mechanical engineering lab equipments suppliers, engineering lab equipments supplier, engineering educational equipment supplier in Ambala, India.


Topaz Stethoscope

DE-0046

We fabricate, send out and supply top notch and at veritable costs TOPAZ STETHOSCOPE with the highlights as under: 


- Ergonomically outlined and light weighted. 


- Compact With Dual Frequency. 


- Ideal for doctor's facility, centers and numerous restorative firms estimating pulse and heartbeat rates.


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer in Ambala, India.


Pinard Foetalscope Aluminium Autoclavable

DE-0047

Our association is engaged with assembling, sending out and providing of unrivaled quality and with long administration life doctor's facility furniture, restorative gear and instruments. 


- PINARD FOETALSCOPE Aluminum AUTOCLAVABLE


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer in Ambala, India.


Pinard Foetalscope Plastic Autoclavable

DE-0048

Our association engaged with assembling, sending out and providing of predominant quality and with long administration life doctor's facility furniture, therapeutic gear and instruments. 


- PINARD FOETALSCOPE PLASTIC AUTOCLAVABLE

Blood Pressure Monitor Mercury Free

DE-0049

LCD Mercury Free Sphygmomanometer is another age without mercury circulatory strain meter which is as yet made with Krotkoff Sound. It show with LED visual chart, totally tackles the contamination and the mischief of mercury in. Driven structured presentation sphygmomanometer is an exact estimating instrument for doctor's facility, center and even house utilizing. It is no contamination, simple for utilize, durable.  There is a catch alongside the LCD screen, on the off chance that you put the conservative, it will be Oscillometric estimating technique. It's like advanced B.P. meter, it's utilized by puff the bulb manually. When the LCD section reach to around 160-180mmHg, stop to puff, around 10seconds, the esteem will show on the screen. It's simpler than Stethoscopy technique..


Contact Ray Export for your School, College Civil and Mechanical Engineering Lab Instruments. We are the best engineering lab instruments supplier, engineering lab equipments exporter, civil engineering lab equipments supplier, engineering lab equipment manufacturers, engineering lab equipment manufacturer, engineering lab instruments manufacturer in Ambala, India.


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