{"v":"2.0","page_type":"product","title":"LEGRAND S 303 C4 DX | Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mounting","breadcrumbs":[{"label":"Home","href":"/python/html6/index.html"},{"label":"Brands","href":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html"},{"label":"LEGRAND","href":"/python/html6/menu_brand_products/1000/191000/menu_brand_products_Legrand_1_f4eedc179a.html"},{"label":"S 303 C4 DX","href":null}],"content":{"product":{"mpn":"S 303 C4 DX","manufacturer":"LEGRAND","brand":"LEGRAND","brand_url":"/python/html6/menu_brand_products/1000/191000/menu_brand_products_Legrand_1_f4eedc179a.html","title":"LEGRAND S 303 C4 DX | Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mounting","description":"","attributes":[{"name":"Brand name","values":[{"value":"LEGRAND","url":"/python/html6/menu_attr_pair/1000/44000000/44801000/menu_attr_pair_Brandname_LEGRAND_1_c134bf0646.html"}],"name_url":"/python/html6/menu_attr_pair/1000/44000000/44801000/menu_attr_pair_Brandname_LEGRAND_1_c134bf0646.html"},{"name":"Manufacturer name","values":[{"value":"LEGRAND","url":"/python/html6/menu_attr_pair/1000/264000000/264342000/menu_attr_pair_Manufacturername_LEGRAND_1_13c3b877ec.html"}],"name_url":"/python/html6/menu_attr_pair/1000/264000000/264342000/menu_attr_pair_Manufacturername_LEGRAND_1_13c3b877ec.html"},{"name":"Manufacturer","values":[{"value":"LEGRAND","url":"/python/html6/menu_attr_pair/1000/160000000/160505000/menu_attr_pair_Manufacturer_LEGRAND_1_e5017e90af.html"}],"name_url":"/python/html6/menu_attr_pair/1000/160000000/160505000/menu_attr_pair_Manufacturer_LEGRAND_1_e5017e90af.html"},{"name":"CategoryL1","values":[{"value":"Fuses and Circuit Breakers","url":"/python/html6/menu_attr_pair/1000/119000000/119297000/menu_attr_pair_CategoryL1_FusesandCircuitBreakers_1_8ab948cb3e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/119000000/119297000/menu_attr_pair_CategoryL1_FusesandCircuitBreakers_1_8ab948cb3e.html"},{"name":"CategoryL2","values":[{"value":"Circuit Breakers","url":"/python/html6/menu_attr_pair/1000/207000000/207801000/menu_attr_pair_CategoryL2_CircuitBreakers_1_4ae6e7b8b2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/207000000/207801000/menu_attr_pair_CategoryL2_CircuitBreakers_1_4ae6e7b8b2.html"},{"name":"CategoryL3","values":[{"value":"Circuit Breakers","url":"/python/html6/menu_attr_pair/1000/265000000/265656000/menu_attr_pair_CategoryL3_CircuitBreakers_1_9ae467044c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/265000000/265656000/menu_attr_pair_CategoryL3_CircuitBreakers_1_9ae467044c.html"},{"name":"Extra Product Name","values":[{"value":"LEGRAND S 303 C4 DX | Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mounting","url":"/python/html6/menu_attr_pair/1000/258000000/258217000/menu_attr_pair_ExtraProductName_LEGRANDS303C4DXCircuitbreaker400VACInom4AP_1_518c4aae19.html"}],"name_url":"/python/html6/menu_attr_pair/1000/258000000/258217000/menu_attr_pair_ExtraProductName_LEGRANDS303C4DXCircuitbreaker400VACInom4AP_1_518c4aae19.html"},{"name":"atoms","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/170000000/170257000/menu_attr_pair_atoms_1_1_fa25edd0e2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/170000000/170257000/menu_attr_pair_atoms_1_1_fa25edd0e2.html"},{"name":"jsonUrlData","values":[{"value":"e71fe7b5b85ba9378354078579add1c1.","url":"/python/html6/menu_attr_pair/1000/254000000/254881000/menu_attr_pair_jsonUrlData_e71fe7b5b85ba9378354078579add1c1_1_3f99466d61.html"}],"name_url":"/python/html6/menu_attr_pair/1000/254000000/254881000/menu_attr_pair_jsonUrlData_e71fe7b5b85ba9378354078579add1c1_1_3f99466d61.html"},{"name":"jsonUrlData2","values":[{"value":"4d631b57c02b7c2713d1","url":"/python/html6/menu_attr_pair/1000/93000000/93767000/menu_attr_pair_jsonUrlData2_4d631b57c02b7c2713d1_1_3fa2de886c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/93000000/93767000/menu_attr_pair_jsonUrlData2_4d631b57c02b7c2713d1_1_3fa2de886c.html"},{"name":"keywords","values":[{"value":"LEGRAND, S 303 C4 DX, 407854","url":"/python/html6/menu_attr_pair/1000/252000000/252299000/menu_attr_pair_keywords_LEGRANDS303C4DX407854_1_e63278d379.html"}],"name_url":"/python/html6/menu_attr_pair/1000/252000000/252299000/menu_attr_pair_keywords_LEGRANDS303C4DX407854_1_e63278d379.html"},{"name":"moq","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/164000000/164262000/menu_attr_pair_moq_1_1_29ca727a89.html"}],"name_url":"/python/html6/menu_attr_pair/1000/164000000/164262000/menu_attr_pair_moq_1_1_29ca727a89.html"},{"name":"MPN","values":[{"value":"S 303 C4 DX","url":"/python/html6/menu_attr_pair/1000/264000000/264579000/menu_attr_pair_MPN_S303C4DX_1_2e428a00e4.html"}],"name_url":"/python/html6/menu_attr_pair/1000/264000000/264579000/menu_attr_pair_MPN_S303C4DX_1_2e428a00e4.html"},{"name":"multiple","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/257000000/257999000/menu_attr_pair_multiple_1_1_2f60c1bab8.html"}],"name_url":"/python/html6/menu_attr_pair/1000/257000000/257999000/menu_attr_pair_multiple_1_1_2f60c1bab8.html"},{"name":"qtyInStock","values":[{"value":"0","url":"/python/html6/menu_attr_pair/1000/119000000/119332000/menu_attr_pair_qtyInStock_0_1_38510c9e21.html"}],"name_url":"/python/html6/menu_attr_pair/1000/119000000/119332000/menu_attr_pair_qtyInStock_0_1_38510c9e21.html"},{"name":"SKU","values":[{"value":"407854","url":"/python/html6/menu_attr_pair/1000/16000000/16095000/menu_attr_pair_SKU_407854_1_78cee6584f.html"}],"name_url":"/python/html6/menu_attr_pair/1000/16000000/16095000/menu_attr_pair_SKU_407854_1_78cee6584f.html"},{"name":"snippet","values":[{"value":"LEGRAND S 303 C4 DX | Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mountin","url":"/python/html6/menu_attr_pair/1000/90000000/90635000/menu_attr_pair_snippet_LEGRANDS303C4DXCircuitbreaker400VACInom4AP_1_e55cb67e5e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/90000000/90635000/menu_attr_pair_snippet_LEGRANDS303C4DXCircuitbreaker400VACInom4AP_1_e55cb67e5e.html"},{"name":"Type of protection","values":[{"value":"circuit breaker","url":"/python/html6/menu_attr_pair/1000/81000000/81077000/menu_attr_pair_Typeofprotection_circuitbreaker_1_0602fb19dd.html"}],"name_url":"/python/html6/menu_attr_pair/1000/81000000/81077000/menu_attr_pair_Typeofprotection_circuitbreaker_1_0602fb19dd.html"},{"name":"Current rating","values":[{"value":"4A","url":"/python/html6/menu_attr_pair/1000/52000000/52082000/menu_attr_pair_Currentrating_4A_1_6d5a565a02.html"}],"name_url":"/python/html6/menu_attr_pair/1000/52000000/52082000/menu_attr_pair_Currentrating_4A_1_6d5a565a02.html"},{"name":"Number of poles","values":[{"value":"3","url":"/python/html6/menu_attr_pair/1000/89000000/89901000/menu_attr_pair_Numberofpoles_3_1_3b4a8096fa.html"}],"name_url":"/python/html6/menu_attr_pair/1000/89000000/89901000/menu_attr_pair_Numberofpoles_3_1_3b4a8096fa.html"},{"name":"Mounting","values":[{"value":"for DIN rail mounting","url":"/python/html6/menu_attr_pair/1000/141000000/141679000/menu_attr_pair_Mounting_forDINrailmounting_1_fc7ca1622e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/141000000/141679000/menu_attr_pair_Mounting_forDINrailmounting_1_fc7ca1622e.html"},{"name":"Characteristics","values":[{"value":"C","url":"/python/html6/menu_attr_pair/1000/28000000/28446000/menu_attr_pair_Characteristics_C_1_ca4ae983e0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/28000000/28446000/menu_attr_pair_Characteristics_C_1_ca4ae983e0.html"},{"name":"Short circuit breaking capacity","values":[{"value":"6kA","url":"/python/html6/menu_attr_pair/1000/231000000/231495000/menu_attr_pair_Shortcircuitbreakingcapacity_6kA_1_80f8e6dba3.html"}],"name_url":"/python/html6/menu_attr_pair/1000/231000000/231495000/menu_attr_pair_Shortcircuitbreakingcapacity_6kA_1_80f8e6dba3.html"},{"name":"IP rating","values":[{"value":"IP20","url":"/python/html6/menu_attr_pair/1000/226000000/226390000/menu_attr_pair_IPrating_IP20_1_a8a455f3fa.html"}],"name_url":"/python/html6/menu_attr_pair/1000/226000000/226390000/menu_attr_pair_IPrating_IP20_1_a8a455f3fa.html"},{"name":"Cross section of connecting wires","values":[{"value":"1...35mm","url":"/python/html6/menu_attr_pair/1000/40000000/40906000/menu_attr_pair_Crosssectionofconnectingwires_135mm_1_7d1ed552b4.html"}],"name_url":"/python/html6/menu_attr_pair/1000/40000000/40906000/menu_attr_pair_Crosssectionofconnectingwires_135mm_1_7d1ed552b4.html"},{"name":"Operating temperature","values":[{"value":"-25...70?C","url":"/python/html6/menu_attr_pair/1000/207000000/207006000/menu_attr_pair_Operatingtemperature_2570C_1_d227a802dc.html"}],"name_url":"/python/html6/menu_attr_pair/1000/207000000/207006000/menu_attr_pair_Operatingtemperature_2570C_1_d227a802dc.html"},{"name":"Mechanical durability","values":[{"value":"20000 cycles","url":"/python/html6/menu_attr_pair/1000/194000000/194335000/menu_attr_pair_Mechanicaldurability_20000cycles_1_faea01d6e8.html"}],"name_url":"/python/html6/menu_attr_pair/1000/194000000/194335000/menu_attr_pair_Mechanicaldurability_20000cycles_1_faea01d6e8.html"},{"name":"Electrical life","values":[{"value":"10000 cycles","url":"/python/html6/menu_attr_pair/1000/79000000/79516000/menu_attr_pair_Electricallife_10000cycles_1_d7c314e1fd.html"}],"name_url":"/python/html6/menu_attr_pair/1000/79000000/79516000/menu_attr_pair_Electricallife_10000cycles_1_d7c314e1fd.html"},{"name":"Conform to the norm","values":[{"value":"IEC EN 60898-1","url":"/python/html6/menu_attr_pair/1000/150000000/150250000/menu_attr_pair_Conformtothenorm_IECEN608981_1_79c52b8f64.html"}],"name_url":"/python/html6/menu_attr_pair/1000/150000000/150250000/menu_attr_pair_Conformtothenorm_IECEN608981_1_79c52b8f64.html"},{"name":"Manufacturer series","values":[{"value":"S300 DX","url":"/python/html6/menu_attr_pair/1000/196000000/196471000/menu_attr_pair_Manufacturerseries_S300DX_1_ccc43a1eea.html"}],"name_url":"/python/html6/menu_attr_pair/1000/196000000/196471000/menu_attr_pair_Manufacturerseries_S300DX_1_ccc43a1eea.html"},{"name":"Trade name","values":[{"value":"MCB","url":"/python/html6/menu_attr_pair/1000/97000000/97961000/menu_attr_pair_Tradename_MCB_1_69557f02ab.html"}],"name_url":"/python/html6/menu_attr_pair/1000/97000000/97961000/menu_attr_pair_Tradename_MCB_1_69557f02ab.html"},{"name":"Rated voltage","values":[{"value":"400V AC","url":"/python/html6/menu_attr_pair/1000/248000000/248811000/menu_attr_pair_Ratedvoltage_400VAC_1_3f164e13bd.html"}],"name_url":"/python/html6/menu_attr_pair/1000/248000000/248811000/menu_attr_pair_Ratedvoltage_400VAC_1_3f164e13bd.html"}],"images":[],"distributors":[{"name":"TME","sku":"407854","url":"https://www.tme.com/us/en-us/details/407854/circuit-breakers/legrand/s-303-c4-dx/","pricing":[],"stock":{"available":false,"quantity":null,"lead_time_days":null},"moq":1,"multiple":1}],"amazon":{"available":false,"products":[]},"metadata":{"generated_date":"2026-09-16","last_updated":"2026-09-16","data_sources":["TME"],"completeness":0.75,"version":"1.2"}}},"pagination":null,"nav":{"home":"/python/html6/index.html","brands":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html","parts":"/python/html6/menu_part_index/menu_part_index_parts_909e6bf0ca.html","attributes":"/python/html6/menu_attr_index/menu_attr_index_attributes_d7f67a250d.html"}}