{"product_id":"siemens-sentron-4ac37-safety-transformers","title":"Siemens 4AC37 Safety Transformers (230 V AC, 16-63 VA)","description":"\u003cp class=\"ps-intro\"\u003eSiemens 4AC37 safety transformers for 230 V AC supply provide safety extra-low voltages from 8 to 32 V AC in modular installation design.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eRated operational power 16, 24, 40 or 63 VA\u003c\/li\u003e\n\u003cli\u003eSecondary voltages 8, 12, 16, 24 and 32 V AC depending on type\u003c\/li\u003e\n\u003cli\u003eSafe separation to EN 61558-2-6, creepage distances and clearances \u0026gt; 6 mm\u003c\/li\u003e\n\u003cli\u003eProtection class II, IP20; 2, 3 or 5 MW\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003e4AC37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary voltage\u003c\/th\u003e\n\u003ctd\u003e230 V AC, 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandards\u003c\/th\u003e\n\u003ctd\u003eEN 61558-1, EN 61558-2-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDegree of protection\u003c\/th\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmbient temperature\u003c\/th\u003e\n\u003ctd\u003e25 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSiemens Catalog LV 10 · 2026, p. 892-893\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e4AC3716-0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower: 16 VA | Outputs: 8 V 2.0 A | Width: 2 MW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4AC3724-0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower: 24 VA | Outputs: 12 V 2.0 A (8 V tap) | Width: 3 MW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4AC3740-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower: 40 VA | Outputs: 12 V 3.3\/16 V 2.5\/24 V 1.6\/32 V 1.2 A | Width: 5 MW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4AC3740-0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower: 40 VA | Outputs: 24 V 1.6 A (12 V tap) | Width: 5 MW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4AC3763-0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower: 63 VA | Outputs: 12 V 5.2 A \/ 24 V 2.6 A | Width: 5 MW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67535332016418,"sku":"4AC3716-0","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/siemens-sentron-4ac37-safety-transformers.jpg?v=1792150078","url":"https:\/\/prosourcemro.com\/products\/siemens-sentron-4ac37-safety-transformers","provider":"ProSource MRO","version":"1.0","type":"link"}