{"product_id":"qbm81-50","title":"QBM81-50","description":"\u003cp style=\"text-align: justify;\"\u003eDifferential pressure switch for air or non-combustible and non-aggressive gases, mainly used in air ducts, measuring range 1000...5000 Pa, On\/Off output, particularly suitable in air conditioning systems to indicate the status of a fan or a clogged filter, intervention pressure value manually adjustable with a screwdriver by operating a potentiometer with a scale located under the cover, operating temperature from -30 °C...+85 °C, IP54 protection. Supplied complete with 2 plastic probes for insertion into the duct, 4 fixing screws, 2 m of flexible tube 5\/8 mm in diameter.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962367009106,"sku":"S55720-S126","price":30.78,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/qbm81_1_1.jpg?v=1783590624","url":"https:\/\/intellisys.it\/en\/products\/qbm81-50","provider":"intellisys.it","version":"1.0","type":"link"}