[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"localized:\u002Fen\u002Fproducts\u002Fiseo-wood-221n451":3,"product-context:en:iseo-wood-221n451":172},{"totalTranslated":4,"brands":5,"record":96,"rows":153,"index":154,"groups":166,"total":171,"page":171,"totalPages":171},5153,[6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95],"ABLOY","ABUS","AGB","ASSA","Adams Rite","Aqara","BKS","BURG-WÄCHTER","Borg Locks","CES","CISA","Camlock Systems","Carbine","Codelocks","Corbin Russwin","D&D Technologies","DIRAK","DOM","Danalock","Dnd","EMKA","ERA","EVVA","FUHR","Fanal","GERDA","GOAL","Gainsborough","Gateman","Godrej","Häfele","ID Lock","ISEO","JNF","JuNie","KESO","Kaadas","Kale Kilit","Kwikset","LEHMANN","LINCE","LITTO","Legge","Level","Locinox","Lockly","Lockwood","Lowe & Fletcher","MIWA","Master Lock","Medeco","Miles Nelson","Mottura","Mul-T-Lock","Nuki","Ojmar","PHILLIPS","PRIVE","Papaiz","Potent","Prefer","Ruko","SARGENT","SOLITY","Salto","Scanavini","Schlage","Securitron","Shelly","SimonsVoss","Southco","Stam","Sugatsune","SwitchBot","TESA","TOKOZ","Taymor","Tedee","Thirard","ULTRALOQ","UNION","Vachette","Viro","Weiser","Winkhaus","Yale","dormakaba","eufy","iLOQ","igloohome",{"slug":97,"brand":38,"model":98,"title":99,"description":100,"approved":101,"updated":102,"sourceLabel":103,"sourceUrl":104,"parameters":105,"limitations":124,"guideSlugs":128,"sections":131,"illustration":149},"iseo-wood-221n451","221N451","ISEO Infilare 200N Mortise lock with two handle spindle holes | Backset 45 mm (221N451)","Infilare 200N Mortise lock with two handle spindle holes: Backset 45 mm; Bolt\u002Flatch configuration Reversible latch and bolt; Bolt action Two-stage travel, 10 mm per stage; Handle spindle holes: two 8 mm square holes controlling locking\u002Funlocking separately; Faceplate ends Square ends. Check replacements against this model's dimensions and operating conditions.",true,"2026-10-27","ISEO Catalogue 03 .42, PDF page 14 (printed 3-14)","https:\u002F\u002Fiseo.com\u002Fapi\u002Fdownload\u002F03%20-%20Locks%20for%20wooden%20frames%20.42%20%5BEN%5D.pdf?idAttachment=164&source=P&locale=en#page=14",[106,109,112,115,118,121],{"label":107,"value":108},"Construction","Mortise lock with two handle spindle holes",{"label":110,"value":111},"Backset","45 mm",{"label":113,"value":114},"Bolt\u002Flatch configuration","Reversible latch and bolt",{"label":116,"value":117},"Bolt action","Two-stage travel, 10 mm per stage",{"label":119,"value":120},"Handle spindle hole","Two 8 mm square spindle holes controlling locking\u002Funlocking separately",{"label":122,"value":123},"Faceplate ends","Square ends",[125,126,127],"This page follows the specific model row in Catalogue .42; it does not replace site installation drawings or the manufacturer's confirmation of current supply.","The measurement diagram explains only this page's dimensional reference; it does not show the product appearance, drilling positions or complete installation dimensions.","Confirm whether the cylinder, strike plate and accessories are included from the corresponding catalogue section and ordering configuration.",[129,130],"door-lock-selection","supplier-documents",[132,137,143],{"id":133,"title":134,"paragraphs":135},"model","Functions and interfaces of this model",[136],"The two handle spindle holes serve locking and opening separately; this is not interchangeable with an ordinary single-spindle-hole lock body. Check both drive positions on the faceplate and their corresponding handle configurations; the catalogue requires the strike plate to be ordered separately.",{"id":138,"title":139,"paragraphs":140},"measurement","Using backset for compatibility checks",[141,142],"The catalogue records this model's backset as 45 mm. Backset is measured from the specified faceplate or door-edge reference to the operating centre. It describes a different direction from centre distance, lock-body width and door thickness; retain the original drawing's reference when measuring.","The selection checklist should also retain: backset 45 mm; Bolt\u002Flatch configuration Reversible latch and bolt; Bolt action Two-stage travel, 10 mm per stage; Handle spindle holes: two 8 mm square holes controlling locking\u002Funlocking separately; Faceplate ends Square ends. Even for models with the same backset, compare handing, latch\u002Fbolt configuration and drive interfaces.",{"id":144,"title":145,"paragraphs":146},"ordering","Checks before replacement and installation",[147,148],"Give the supplier the full model number 221N451, photographs of the original lock body, door handing and measured dimensions. The measurement reference in the diagram only explains what the dimension means; it cannot be used directly as a drilling template.","For electric configurations, also check power-supply and control requirements; for mechanical versions, check the strike plate, cylinder connection and range of movement.",{"url":150,"alt":151,"caption":152},"\u002Fillustrations\u002Fen\u002Fproducts\u002Fiseo-wood-221n451.svg","221N451 Backset 45mmmeasurement reference diagram; not a product view","Drawn by this site from the explicit catalogue dimensions; the diagram is not to scale and is not a drilling template.",[],[155,161],{"slug":129,"title":156,"description":157,"category":158,"updated":102,"kind":159,"path":160},"Define Your Requirements Before Choosing a Lock","Start with the application, existing door and purchasing conditions to prepare selection requirements for supplier confirmation.","Selection basics","guides","\u002Fen\u002Fguides\u002Fdoor-lock-selection",{"slug":130,"title":162,"description":163,"category":164,"updated":102,"kind":159,"path":165},"Which Documents Do You Need for a Lock?","What catalogues, dimensional drawings, instructions and reports explain, and how to match them to the same model.","Document verification","\u002Fen\u002Fguides\u002Fsupplier-documents",[167],{"slug":168,"title":38,"path":169,"count":170},"iseo","\u002Fen\u002Fbrands\u002Fiseo",2527,1,{"kind":173,"dimensions":174,"guide":176,"comparisons":177,"groups":178},"lock",[175],{"label":110,"value":111},"\u002Fen\u002Fcategories\u002Fdimensions",[],[179],{"slug":168,"title":38,"path":169,"count":170}]