.pro_main_title{font-family:Segoe UI,Arial,Helvetica,sans-serif!important;color:#162033!important;font-size:34px!important;line-height:1.22!important;letter-spacing:-.4px!important} .pro_table .line{width:88px!important;height:4px!important;border:0!important;background:linear-gradient(90deg,#e31b23,#223f7f)!important} .pro_table ul li,.pro_table ul li p,.pro_table ul li span{font-family:Segoe UI,Arial,Helvetica,sans-serif!important} .main-more{display:none!important} .products_main .nav-tabs{display:flex!important;flex-wrap:nowrap!important;align-items:flex-end!important;width:100%!important;gap:5px!important}.products_main .nav-tabs>li{float:none!important;flex:1 1 25%!important;width:auto!important;margin:0!important}.products_main .nav-tabs>li:nth-child(1){order:1!important}.products_main .nav-tabs>li:nth-child(2){order:2!important}.products_main .nav-tabs>li:nth-child(3){order:3!important}.products_main .nav-tabs>li:nth-child(4){order:4!important}.products_main .nav-tabs>li>a{display:flex!important;align-items:center!important;justify-content:center!important;width:100%!important;height:54px!important;box-sizing:border-box!important;margin:0!important;padding:0 8px!important;white-space:nowrap!important;font-family:Segoe UI,Arial,Helvetica,sans-serif!important;font-size:14px!important;line-height:1.2!important;font-weight:600!important;text-align:center!important} .products_main .nav-tabs a[href="#about04"]{font-size:0!important;text-align:center!important} .products_main .nav-tabs a[href="#about04"]::after{content:"POPULAR MODELS";display:inline-block;font-family:Segoe UI,Arial,Helvetica,sans-serif;font-size:14px;line-height:1.2;font-weight:600} .pro_main{position:relative!important}#ma-gallery-checks{box-sizing:border-box}@media (min-width:992px){#ma-gallery-checks{position:absolute;left:calc(-71.4286% + 15px);top:540px;width:calc(71.4286% - 30px);margin:0!important}}@media (max-width:991px){#ma-gallery-checks{position:static;width:100%;margin:12px 0 0!important}} Siemens SIMATIC S5-115U · Operating System Module 6ES5816-5AA01 The 6ES5816-5AA01 is a Siemens SIMATIC S5 operating system module listed for CPU 945. Siemens pairs it with the 256 KB and 384 KB CPU 945 variants in the COM DB1 manual. PRODUCT TYPEOS MODULE CPU FAMILYS5-115U CPU 945 CPU VARIANTS256 / 384 KB SOURCESIEMENS MANUAL MANUFACTURERSiemens CONDITION / WARRANTYOriginal New · One-Year Warranty ISO CERTIFICATIONISO-Certified Product VERIFICATION● Product photos and videos provided after inquiry REQUEST A QUOTE ✉ EMAIL · sales5@mooreplc.com WHATSAPP · +86 153 5940 8275