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{ "id":9084836151486, "title":"Additel A20 Pressure Transmitters and Transducers","handle":"additel-a20-pressure-sensors", "description":"\u003cp\u003eThe Additel A20 Series of Pressure Transmitters and Transducers are engineered for exceptional stability, accuracy, and reliability in harsh industrial environments. The high-performance, robust build of the A20 enables market-leading long-term stability backed by a 3-year guarantee. Its highly stable, glueless sensor module and hermetically sealed electronics also deliver exceptional reliability and stability in demanding applications. With high accuracy and extensive temperature compensation, the A20 provides outstanding performance across the full operating range.\u003c\/p\u003e\n\u003cp\u003eThe A20 is available in gauge, sealed gauge, and absolute configurations, with pressure ranges from -14.5 to 10,000PSI (-1 to 700 bar).  To ensure easy integration, the A20 supports conventional analog output as well as RS485 Modbus-RTU for digital communication. Fast ASIC technology enables response times of \u0026lt;1 ms (1 kHz) and a switch-on time of \u0026lt;30 ms.  Digital communication also allows for simple calibration through an app. Built for durability, the A20 features best-in-class construction designed to withstand high shock levels (1000 g half-sine for 1 ms per IEC 60068-2-27), vibration, and more than 10 million pressure cycles (0–100% FS at room\u003cbr\u003etemperature).\u003c\/p\u003e\n\u003cp style=\"padding-left: 80px;\"\u003e\u003cstrong\u003eContact us to discuss and find the right unit for your application!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- split --\u003e\u003c\/p\u003e\n\u003ch2 class=\"hidden\"\u003eOverview\u003c\/h2\u003e\n\u003ctable class=\"responsivetable\" style=\"width: 100.063%; height: 302.414px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 204.403px;\"\u003e\n\u003cth style=\"width: 100%; height: 204.403px;\"\u003e\n\u003cul class=\"list-disc pl-2\"\u003e\n\u003cli\u003eLong-term stability 0.1% Span over 3years\u003c\/li\u003e\n\u003cli\u003eNon-linearity, hysteresis and repeatability to 0.04% span (20-25°C)\u003c\/li\u003e\n\u003cli\u003eTotal accuracy up to 0.1% span\u003c\/li\u003e\n\u003cli\u003ePressure ranges from -14.5 to 10000 psi (-1 to 700 bar)\u003c\/li\u003e\n\u003cli\u003eGauge, Sealed Gauge, Absolute and Barometric\u003c\/li\u003e\n\u003cli\u003e(4-20)mA, 0~5V\/10V, and RS485 Outputs\u003c\/li\u003e\n\u003cli\u003eFrequency response to 1 kHz\u003c\/li\u003e\n\u003cli\u003eOperating temperature range up to -40 °C to 125 °C\u003c\/li\u003e\n\u003cli\u003eFully Modular Design for Rapid Production and Fulfillment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"oddrow\" style=\"height: 19.6023px;\"\u003e\n\u003ctd class=\"\" style=\"width: 100%; height: 19.6023px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd class=\"\" style=\"width: 100%; height: 19.6023px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd class=\"\" style=\"width: 100%; height: 19.6023px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd class=\"\" style=\"width: 100%; height: 19.6023px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd class=\"\" style=\"width: 100%; height: 19.6023px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003c!-- split --\u003e\u003c\/p\u003e\n\u003ch2 class=\"hidden\"\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003eSee Resources for Product Data Sheet\u003c!-- split --\u003e\u003c\/p\u003e\n\u003ch2 class=\"hidden\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eIncludes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePressure Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c!-- split --\u003e\u003c\/p\u003e\n\u003ch2 class=\"hidden\"\u003eResources\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2663\/3750\/files\/Additel_A20_Pressure_Sensor_Datasheet_-_2027.pdf?v=1792533986\" title=\"Additel A20 Pressure Transmitter and Transducer Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eAdditel A20 Pressure Transmitters and Transducers Datasheet\u003c\/a\u003e\u003c\/p\u003e", "published_at":"2026-10-20T16:07:32", "created_at":"2026-10-20T16:07:32", "vendor":"Additel", "type":"Pressure Modules", "tags":[], "price":0, "price_min":0, "price_max":1919000, "price_varies":true, "compare_at_price":null, "compare_at_price_min":0, "compare_at_price_max":0, "compare_at_price_varies":true, "all_variant_ids":[49362919882942,49362919915710], "variants":[{ "id":49362919882942, "product_id":9084836151486, "product_handle":"additel-a20-pressure-sensors", "title":"Hart Communication", "option1":"Hart Communication", "option2":null, "option3":null, "sku":"ADT-A20", "requires_shipping":true, "taxable":true, "featured_image":null,"image_id":null, "available":true, "name":"Additel A20 Pressure Transmitters and Transducers - Hart Communication", "options":["Hart Communication"], "price":0, "weight":4536, "compare_at_price":null, "inventory_quantity":0, "inventory_management":"shopify", "inventory_policy":"continue", "inventory_in_cart":0, "inventory_remaining":0, "incoming":null, "next_incoming_date":null, "taxable":true, "barcode":null},{ "id":49362919915710, "product_id":9084836151486, "product_handle":"additel-a20-pressure-sensors", "title":"Hart + Fieldbus Communication", "option1":"Hart + Fieldbus Communication", "option2":null, "option3":null, "sku":null, "requires_shipping":true, "taxable":true, "featured_image":null,"image_id":null, "available":true, "name":"Additel A20 Pressure Transmitters and Transducers - Hart + Fieldbus Communication", "options":["Hart + Fieldbus Communication"], "price":1919000, "weight":4536, "compare_at_price":null, "inventory_quantity":0, "inventory_management":"shopify", "inventory_policy":"continue", "inventory_in_cart":0, "inventory_remaining":0, "incoming":null, "next_incoming_date":null, "taxable":true, "barcode":null}], "available":true,"images":["\/\/kingswayinstruments.com\/cdn\/shop\/files\/AdditelA20-1_5b16a7dc-33ac-4424-9abe-f47927ae90ee.jpg?v=1792534377","\/\/kingswayinstruments.com\/cdn\/shop\/files\/AdditelA20-2_47eda089-9ebf-4e1c-8435-93ff3e5288c1.jpg?v=1792534377","\/\/kingswayinstruments.com\/cdn\/shop\/files\/AdditelA20-3_ce2f9eb3-bfe6-4a60-8dbc-17c11f2499e8.jpg?v=1792534377"],"featured_image":"\/\/kingswayinstruments.com\/cdn\/shop\/files\/AdditelA20-1_5b16a7dc-33ac-4424-9abe-f47927ae90ee.jpg?v=1792534377", "options":["Model"], "url":"\/products\/additel-a20-pressure-sensors"}

Additel A20 Pressure Transmitters and Transducers

Product Description

The Additel A20 Series of Pressure Transmitters and Transducers are engineered for exceptional stability, accuracy, and reliability in harsh industrial environments. The high-performance, robust build of the A20 enables market-leading long-term stability backed by a 3-year guarantee. Its highly stable, glueless sensor module and hermetically sealed electronics also deliver exceptional reliability and stability in demanding applications. With high accuracy and extensive temperature compensation, the A20 provides outstanding performance across the full operating range.

The A20 is available in gauge, sealed gauge, and absolute configurations, with pressure ranges from -14.5 to 10,000PSI (-1 to 700 bar).  To ensure easy integration, the A20 supports conventional analog output as well as RS485 Modbus-RTU for digital communication. Fast ASIC technology enables response times of <1 ms (1 kHz) and a switch-on time of <30 ms.  Digital communication also allows for simple calibration through an app. Built for durability, the A20 features best-in-class construction designed to withstand high shock levels (1000 g half-sine for 1 ms per IEC 60068-2-27), vibration, and more than 10 million pressure cycles (0–100% FS at room
temperature).

Contact us to discuss and find the right unit for your application!

Sku: ADT-A20
Vendor: Additel
Available to Order
Call for pricing

  • Long-term stability 0.1% Span over 3years
  • Non-linearity, hysteresis and repeatability to 0.04% span (20-25°C)
  • Total accuracy up to 0.1% span
  • Pressure ranges from -14.5 to 10000 psi (-1 to 700 bar)
  • Gauge, Sealed Gauge, Absolute and Barometric
  • (4-20)mA, 0~5V/10V, and RS485 Outputs
  • Frequency response to 1 kHz
  • Operating temperature range up to -40 °C to 125 °C
  • Fully Modular Design for Rapid Production and Fulfillment

See Resources for Product Data Sheet

Includes:

  • Pressure Sensor

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