{"title":"Spare parts","description":null,"products":[{"product_id":"51681ec","title":"51681EC Replacement electronic board for MVH36 and MVL36","description":"\u003cp style=\"text-align: justify;\"\u003eReplacement electronic board for MVH36 and MVL36 series actuators\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962354196818,"sku":"51681EC","price":176.8,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/51683ec_1.jpg?v=1783590616"},{"product_id":"mva23","title":"MVA23","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, without cable, connectable with CONTROLLI globe valves series \u003cstrong\u003eVZS\u003c\/strong\u003e 2-way, \u003cstrong\u003eVMZ\u003c\/strong\u003e 3-way, and \u003cstrong\u003eVTZ\u003c\/strong\u003e 3-way 4-port. It consists of an expanding thermostatic element that, upon receiving a 230 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself.\u003cbr\u003e\u003cbr\u003eThe difference between MVA21 and MVA23 is that MVA21 includes a cable, so MVA23 can be used as a replacement for MVA21, keeping the existing cable. The \u003cstrong\u003eMVA23\u003c\/strong\u003e product can also be used to replace previous \u003cstrong\u003eZ600\u003c\/strong\u003e and \u003cstrong\u003eZ200\u003c\/strong\u003e series actuators, provided that the valve on which the replacement is to be made has a brass-colored return spring. It also finds application as a replacement for the thermal actuator heads of \u003cstrong\u003eRBM\u003c\/strong\u003e (R.B.M. S.p.A.) zone valves.\u003cbr\u003e\u003cbr\u003eThe D41 auxiliary microswitch accessory can be ordered separately; its function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962357178706,"sku":"MVA23","price":55.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/mva23_view1_web_4.jpg?v=1783590618"},{"product_id":"428488060","title":"428488060","description":"\u003cp\u003eGland replacement for SIEMENS valves, 27 mm wrench, M24 thread, -20...+150 °C\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962357735762,"sku":"BPZ:428488060","price":25.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/428488060.png?v=1783590619"},{"product_id":"d41","title":"D41","description":"\u003cp style=\"text-align: justify;\"\u003eAuxiliary microswitch for MVA21, MVA23, MVA41, MVA43 electrothermal actuator. Its function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962357932370,"sku":"D41","price":22.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/d41.jpg?v=1783590619"},{"product_id":"467956290","title":"467956290","description":"\u003cp\u003eReplacement stuffing box for SIEMENS valves, 38 mm wrench, M32 thread, -20...+150 °C\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962358456658,"sku":"BPZ:467956290","price":41.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/467956290.png?v=1783590619"},{"product_id":"mva21","title":"MVA21","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, equipped with cable, connectable with CONTROLLI globe valves series \u003cstrong\u003eVZS\u003c\/strong\u003e 2-way, \u003cstrong\u003eVMZ\u003c\/strong\u003e 3-way and \u003cstrong\u003eVTZ\u003c\/strong\u003e 3-way 4-port. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to emerge and push down the valve stem, overcoming the return spring of the valve body itself.\u003cbr\u003e\u003cbr\u003eThere is no difference between MVA21 and MVA23, so MVA21 can be used as a replacement for MVA23. The \u003cstrong\u003eMVA21\u003c\/strong\u003e product can also be used to replace the previous \u003cstrong\u003eZ600\u003c\/strong\u003e and \u003cstrong\u003eZ200\u003c\/strong\u003e series actuators, provided that the valve on which the replacement is to be made has a brass-colored return spring. It also finds application as a replacement for the thermal control heads of \u003cstrong\u003eRBM\u003c\/strong\u003e (R.B.M. S.p.A.) zone valves.\u003cbr\u003e\u003cbr\u003eThe D41 auxiliary micro switch accessory can be ordered separately; its function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962358718802,"sku":"MVA21","price":55.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/mva21.jpg?v=1783590619"},{"product_id":"mva41","title":"MVA41","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, connectable to CONTROLLI \u003cstrong\u003eVZS\u003c\/strong\u003e 2-way globe valves, \u003cstrong\u003eVMZ\u003c\/strong\u003e 3-way globe valves, and \u003cstrong\u003eVTZ\u003c\/strong\u003e 3-way 4-port globe valves. It consists of an expanding thermostatic element which, upon receiving a 24 Vac command, causes a plunger to extend and push down the valve stem, overcoming the return spring of the valve body.\u003cbr\u003e\u003cbr\u003eThe difference between MVA41 and MVA43 is that MVA41 comes with a cable, therefore MVA43 can be used as a replacement for MVA41, retaining the existing cable.\u003cbr\u003e\u003cbr\u003eThe D41 auxiliary microswitch accessory can be ordered separately, whose function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962359406930,"sku":"MVA41","price":88.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/mva41.jpg?v=1783590620"},{"product_id":"mva43","title":"MVA43","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, connectable to CONTROLLI \u003cstrong\u003eVZS\u003c\/strong\u003e 2-way globe valves, \u003cstrong\u003eVMZ\u003c\/strong\u003e 3-way globe valves and \u003cstrong\u003eVTZ\u003c\/strong\u003e 3-way 4-port globe valves. It consists of an expanding thermostatic element which, upon receiving the 24 Vac command, causes a piston to extend, pushing down the valve stem, overcoming the return spring of the valve body.\u003cbr\u003e\u003cbr\u003eThe difference between MVA43 and MVA41 is that the MVA41 comes with a cable; therefore, MVA43 can be used as a replacement for MVA41, retaining the existing cable.\u003cbr\u003e\u003cbr\u003eThe D41 auxiliary micro switch accessory can be ordered separately, whose function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962360160594,"sku":"MVA43","price":75.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/mva43.jpg?v=1783590620"},{"product_id":"sta321-65l10","title":"STA321.65L10","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves, and PICVs, standard version with connection cable (1 m), Normally Closed, AC 230 V power supply, 100 N force, visible position indicator over 270°, mounting with sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a plunger to extend and push down the valve stem, overcoming the opposing spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962365469010,"sku":"S55174-A200","price":18.2,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta321.png?v=1783590623"},{"product_id":"asr61","title":"ASR61","description":"\u003cp\u003eElectronic spare part for MVL661.. and MVS661..N\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962372874578,"sku":"BPZ:ASR61","price":251.7,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/asr61.png?v=1783590628"},{"product_id":"51683ec","title":"51683EC Replacement electronic board for MVH56 and MVL56","description":"\u003cp style=\"text-align: justify;\"\u003eReplacement electronic board for MVL56 series actuators.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962373464402,"sku":"51683EC","price":176.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/51683ec.jpg?v=1783590628"},{"product_id":"52554","title":"52554 Gland packing for valves","description":"\u003cp style=\"text-align: justify;\"\u003eGland packing for VSB \/ VMB series threaded valves and 2FG \/ 3FG series flanged valves.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962388537682,"sku":"52554","price":22.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/52554.jpg?v=1783590636"},{"product_id":"stc45","title":"STC45","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, connectable to Siemens VGZ 2-way, XGZ 3-way and XGZ+TXZ 3-way 4-port valves. It consists of an expanding thermostatic element (PTC) which, upon receiving the 24 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body. The actuator is made with double thermal insulation, a plastic cover, and a manual control knob for operation without power.\u003cbr\u003eThe STC45 product comes standard with an auxiliary microswitch whose function is typically to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962389258578,"sku":"STC45","price":69.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stc25_1.jpg?v=1783590637"},{"product_id":"xgz3-4","title":"XGZ 3\/4","description":"\u003cp style=\"text-align: justify;\"\u003eThree-way zone valve, \u003cspan\u003eDN20 PN10 Kvs = 4, brass body, external threaded connection, On\/Off control, compatible with Siemens STC25 and STC45 series electrothermal actuators, linear flow characteristic, operating pressure 10 bar, medium water temperature in the range 5...95 °C.\u003c\/span\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962390307154,"sku":"XGZ 3\/4","price":40.54,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/xgz.jpg?v=1783590638"},{"product_id":"xgz1-2","title":"XGZ 1\/2","description":"\u003cp style=\"text-align: justify;\"\u003eThree-way zone valve, DN15 PN10 Kvs = 2.5, brass body, external threaded connection, On\/Off control, combinable with Siemens STC25 and STC45 series electrothermal actuators, linear flow characteristic, operating pressure 10 bar, water medium temperature in the range 5...95 °C.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962392207698,"sku":"XGZ 1\/2","price":30.84,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/xgz_1.jpg?v=1783590639"},{"product_id":"xgz1","title":"XGZ 1","description":"\u003cp style=\"text-align: justify;\"\u003eThree-way zone valve, \u003cspan\u003eDN25 PN10 Kvs = 6, brass body, external threaded connection, On\/Off control, can be coupled with Siemens electrothermal actuators of the STC25 and STC45 series, linear flow characteristic, operating pressure 10 bar, water medium temperature in the range 5...95 °C.\u003c\/span\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962393354578,"sku":"XGZ 1","price":54.52,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/xgz_2.jpg?v=1783590639"},{"product_id":"51684ec","title":"51684EC Replacement electronic board for MVL56A and MVL56C","description":"\u003cp style=\"text-align: justify;\"\u003eReplacement electronic board for MVL56A and MVL56C series actuators.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962406822226,"sku":"51684EC","price":127.6,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/51684ec.jpg?v=1783693511"},{"product_id":"sta23","title":"STA23","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves and PICV, standard version with connection cable (1 m), Normally Closed, AC 230 V power supply, 100 N force, position indicator visible within 270°, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to protrude and push down the valve stem, all while overcoming the opposing spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962408198482,"sku":"S55174-A101","price":27.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta.jpg?v=1783692692"},{"product_id":"53504","title":"53504 (MVH56FA, MVH56FC)","description":"\u003cp style=\"text-align: justify;\"\u003eComplex gear train for MVH56FA and MVH56FC series actuators.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962408329554,"sku":"53504","price":68.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/53504.jpg?v=1783693516"},{"product_id":"sta23hd","title":"STA23HD","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for underfloor heating manifolds, standard version with connection cable (0.8 m), Normally Closed, AC 230 V power supply, 90 N force, 270° visible position indicator, mounting with sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962408919378,"sku":"S55174-A107","price":25.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta_1.jpg?v=1783693519"},{"product_id":"sta23-00","title":"STA23\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves, and PICVs, cable-less version, Normally Closed, AC 230 V power supply, 100 N force, 270° visible position indicator, mounting with sliding sleeve (bayonet), maintenance-free, completely silent, IP54. It consists of an expanding thermostatic element which, upon receiving the 230 Vac command, causes a plunger to extend and push down the valve stem, overcoming the opposing spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962409673042,"sku":"S55174-A110","price":26.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta23_00_1.jpg?v=1783693530"},{"product_id":"sta23b-00","title":"STA23B\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for valves on radiators, small valves and PICVs, black housing, version without connection cable, Normally Closed, 230 V AC power supply, 100 N force, position indicator visible within 270°, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of an expanding thermostatic element which, once it receives the 230 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962410492242,"sku":"S55174-A118","price":24.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta23b_00.jpg?v=1783693533"},{"product_id":"sta23-s55174-a100","title":"STA73","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for valves on radiators, small valves and PICVs, standard version with connection cable (1 m), Normally Closed, AC\/DC 24 V power supply, 100 N force, 270° visible position indicator, mounted via a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 24 V command, causes a plunger to extend and push down the valve stem, overcoming the counter-spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962411213138,"sku":"S55174-A100","price":28.6,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta_3.jpg?v=1783693536"},{"product_id":"sta73hd","title":"STA73HD","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermic actuator for underfloor heating manifolds, standard version with connection cable (0.8 m), Normally Closed, AC\/DC 24 V power supply, 90 N force, 270° visible position indicator, mounting by sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 24 V command, causes a piston to extend and push down the valve stem, overcoming the counter spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962412065106,"sku":"S55174-A106","price":24.7,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta_1_1.jpg?v=1783693541"},{"product_id":"sta73-00","title":"STA73\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves and PICV, version without connection cable, Normally Closed, AC\/DC 24 V power supply, 100 N force, 270° visible position indicator, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of an expanding thermostatic element which, once it receives the 24 V command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962412687698,"sku":"S55174-A109","price":24.38,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta23_00_1_2.jpg?v=1783692693"},{"product_id":"sta73b-00","title":"STA73B\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for valves on radiators, small valves and PICVs, black housing, version without connection cable, Normally Closed, 24 V AC\/DC power supply, 100 N force, 270° visible position indicator, mounting via sliding sleeve (bayonet), maintenance-free, completely silent, IP54. It consists of an expanding thermostatic element which, upon receiving the 24 V command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962413736274,"sku":"S55174-A117","price":24.38,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta23b_00_1.jpg?v=1783693554"},{"product_id":"sta63","title":"STA63","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves and PICV, standard version with connection cable (2 m), DC 0...10 V control signal, Normally Closed, AC 24 V power supply, force 100 N, position indicator visible over 270°, mounting via sliding sleeve (bayonet), no maintenance required, completely silent, IP54.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962414522706,"sku":"S55174-A104","price":65.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta_3_1.jpg?v=1783590652"},{"product_id":"stp23","title":"STP23","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for valves on radiators, small valves and PICV, standard version with connecting cable (1 m), Normally Open, 230 V AC power supply, 100 N force, 270° visible position indicator, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962415407442,"sku":"S55174-A103","price":31.54,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stp23.jpg?v=1783590652"},{"product_id":"stp23-00","title":"STP23\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves, and PICVs, cable-free version, Normally Open, AC 230 V power supply, 100 N force, 270° visible position indicator, mounting with sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to extend and push down the valve stem, all while overcoming the opposing spring of the valve body itself.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962416193874,"sku":"S55174-A112","price":27.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stp23_00.jpg?v=1783693572"},{"product_id":"stp73","title":"STP73","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves, and PICV, standard version with connection cable (1 m), Normally Open, AC\/DC 24 V power supply, 100 N force, 270° visible position indicator, mounting via sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 24 V command, causes a piston to extend and push down the valve stem, overcoming the opposing spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962416914770,"sku":"S55174-A102","price":31.54,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stp23_00_1.jpg?v=1783693580"},{"product_id":"stp73-00","title":"STP73\/00","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for radiator valves, small valves and PICV, version without connection cable, Normally Open, AC\/DC 24 V power supply, 100 N force, 270° visible position indicator, mounting by means of sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 24 V command, causes a plunger to extend and push down the valve stem, overcoming the counter-spring of the valve body itself. The actuator can also be controlled using PWM technology.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962417733970,"sku":"S55174-A111","price":27.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/sta23_00_1_2_1.jpg?v=1783693588"},{"product_id":"stp63","title":"STP63","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for valves on radiators, small valves and PICV, standard version with connecting cable (2 m), control signal DC 0...10 V, Normally Open, power supply AC 24 V, force 100 N, position indicator visible within 270°, mounting with a sliding (bayonet) sleeve, maintenance-free, completely silent, IP54.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962418520402,"sku":"S55174-A105","price":65.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stp23_1.jpg?v=1783590654"},{"product_id":"stc25","title":"STC25","description":"\u003cp style=\"text-align: justify;\"\u003eElectrothermal actuator for zone valves and terminal units, connectable to Siemens 2-way VGZ series, 3-way XGZ series, and 3-way 4-port XGZ+TXZ series valves. It consists of an expanding thermostatic element (PTC) which, upon receiving a 230 Vac command, causes a small piston to extend, pushing down the valve stem, overcoming the valve body's return spring. The actuator is designed with double thermal insulation, a plastic cover, and a manual control knob for operation without power.\u003cbr\u003eThe STC25 product comes standard with an auxiliary microswitch, whose function is usually to stop the circuit pump when the valve is closed.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53962421436754,"sku":"STC25","price":55.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/stc25.jpg?v=1783590656"},{"product_id":"53089","title":"53089 (MVL56A, MVL56C)","description":"\u003cp style=\"text-align: justify;\"\u003e24 VAC motor unit with clutch, suitable for MVL56A and MVL56C series actuators with spring return.\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962423501138,"sku":"53089","price":114.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/53089.jpg?v=1783693622"},{"product_id":"mvfcs58-electronic-board-spare-part-for-mvf58-controlli-actuators","title":"MVFCS58 Replacement Electronic Board for MVF58","description":"\u003cp style=\"text-align: justify;\"\u003eReplacement electronic board for MVF58 series actuators\u003c\/p\u003e","brand":"iSMA Controlli","offers":[{"title":"Default Title","offer_id":53962427564370,"sku":"MVFCS58","price":97.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/1708\/8850\/files\/mvfcs58.jpg?v=1783693654"}],"url":"https:\/\/intellisys-it.myshopify.com\/en\/collections\/prodotti-ricambi.oembed","provider":"intellisys.it","version":"1.0","type":"link"}