Türdichtung 4-seitig

Artikel-Merkmale:

• Gesamtbreite: 450 mm
• Gesamthöhe: 340 mm

Backofentürdichtung rundum
OT: OriginalTeil Electrolux-Konzern/AEG 899661913094/2
Befestigung mit 6 Haken.

Verwendungsabgleich: Benötigte Typenschild-Angaben auf dem Haushaltsgerät (Electrolux-Konzern):
- PNC-Nr. bzw. Prod.-Nr. / E-Nr. (9 stellige Produktions- oder Erzeugnisnummer + 2 Stellen)
- F-Nr. / Ser.-Nr. (Fertigungs- oder Serien-Nr.)
- Marke
Optimal: alle Daten notieren / abgleichen.

Passend u.a. für folgende Geräte Electrolux-Konzern:
• 61125100100 19920101 500F-D AEG
• 61125100200 19900101 500FW AEG
• 61125100300 19900101 5055FW AEG
• 61125100400 19900101 5058FWCARAT AEG
• 61125100500 19900101 505VW AEG
• 61125100900 19900101 521VW AEG
• 61125101100 19900101 200FW AEG
• 61125101300 19900101 700FW AEG
• 61125101400 19900101 7055FW AEG
• 61125101500 19900101 7058FWCARAT AEG
• 61125101600 19900101 731VW AEG
• 61125101900 19900101 725FW AEG
• 61125102500 19900101 511VW AEG
• 61125102600 19900101 5065VW AEG
• 61125102700 19900101 5068VWCARAT AEG
• 61125102900 19910101 506V-W AEG
• 61125103000 19910101 5075V-W AEG
• 61125103200 19920101 CARAT5008FK-W AEG
• 61125103300 19920101 CARAT5338VK-W AEG
• 61125103400 19920101 501V-W AEG
• 61125103500 19920101 503V-W AEG
• 61125103600 19920101 531V-W AEG
• 61125103700 19920101 533V-W AEG
• 61125103800 19920101 543V-W AEG
• 61125103900 19920101 724V-W AEG
• 61125104000 19920101 5005FK-W AEG
• 61125104100 19920101 5335VK-W AEG
• 61125104200 19920101 503V-D AEG
• 61125104300 19930101 525F-W AEG
• 61125190100 19900101 200F-WDK AEG
• 61125190200 19900101 200F-WNSF AEG
• 61125190300 19900101 200F-WSNSF AEG
• 61125190400 19900101 200F-WS380V AEG
• 61125190600 19900101 200V-WN/SF/S AEG
• 61125190800 19900101 200V-WS380V AEG
• 61125190900 19900101 500F-WN AEG
• 61125191000 19900101 500F-WS380V AEG
• 61125191100 19900101 320F-DGB AEG
• 61125191200 19900101 320F-WGB AEG
• 61125191300 19900101 321V-DGB AEG
• 61125191400 19900101 321V-WGB AEG
• 61125191500 19900101 500V-WDK/S AEG
• 61125191600 19900101 520V-WN/SF AEG
• 61125191900 19910101 573V-WGB AEG
• 61125192200 19900101 700V-WS380V AEG
• 61125192300 19900101 723V-WN AEG
• 61125192400 19900101 723V-WS380V AEG
• 61125192500 19900101 723V-WDK AEG
• 61125193300 19900101 500F-WCH AEG
• 61125193400 19900101 500F-WDK AEG
• 61125193500 19900101 200F-WDK AEG
• 61125193600 19920101 724V-WCH AEG
• 61125193700 19930101 200F-WSF AEG
• 61125193800 19930101 200F-WN AEG
• 61125193900 19930101 520V-WN AEG
• 61125194000 19930101 500F-WN AEG
• 61125194100 19930101 723V-WN AEG
• 61125194400 19920101 573V-WGB AEG
• 61125194500 19930101 521V-DGB AEG
• 61125194600 19930101 521V-WGB AEG
• 61125194700 19930101 320F-DGB AEG
• 61125194800 19930101 320F-WGB AEG
• 61125194900 19930101 500F-WS400V AEG
• 61125195100 19930101 200F-WS400V AEG
• 61125195200 19930101 200F-WS AEG
• 61125195300 19930101 200F-WS400V AEG
• 61125195400 19930101 500V-WS400V AEG
• 61125195700 19930101 503V-WCH AEG
• 61125195800 19930101 318V-WGB AEG
• 61125290100 19910101 2007F-WS220V AEG
• 61125290200 19910101 2007F-WS380V AEG
• 61125290300 19910101 2007V-WS220V AEG
• 61125290400 19910101 2007V-WS380V AEG
• 61125290500 19900101 5007F-WS220V AEG
• 61125290600 19900101 5007F-WS380V AEG
• 61125290900 19900101 7007V-WS380V AEG
• 61125291000 19930101 5007F-WS400V AEG
• 61125291100 19930101 2007F-WS AEG
• 61125291200 19930101 2007V-WS400V AEG
• 61125291300 19930101 2007F-WS400V AEG
• 61141000100 19900101 200ED AEG
• 61141000200 19900101 200EW AEG
• 61141000400 19900101 500ED AEG
• 61141000500 19900101 500EW AEG
• 61141000900 19900101 505ED AEG
• 61141001000 19900101 505EW AEG
• 61141001500 19900101 730EM AEG
• 61141001600 19900101 730ED AEG
• 61141001700 19900101 730EW AEG
• 61141001800 19900101 740ED AEG
• 61141001900 19900101 740EW AEG
• 61141002000 19900101 750EVARIO AEG
• 61141002100 19900101 760EVARIO AEG
• 61141002200 19900101 770EVARIO AEG
• 61141003200 19900101 515ED AEG
• 61141003300 19900101 515EW AEG
• 61141003500 19900101 770EMP AEG
• 61141003600 19910101 501EDALFA AEG
• 61141003700 19910101 501EWALFA AEG
• 61141003800 19910101 501EMALFA AEG
• 61141004100 19910101 COMPETENCE733E-W AEG
• 61141004200 19910101 COMPETENCE733E-D AEG
• 61141004400 19920101 COMP.500E-M AEG
• 61141004500 19920101 COMPETENCE505E-B AEG
• 61141005300 19920101 COMP.ES20-W AEG
• 61141005400 19920101 COMP.ES20-D AEG
• 61141005500 19920101 COMP.ES20-M AEG
• 61141005600 19920101 COMP.ES50-D AEG
• 61141005700 19920101 COMP.ES50-W AEG
• 61141005800 19920101 COMP.ES50-B AEG
• 61141005900 19920101 COMP.ES52-D AEG
• 61141006000 19920101 COMP.ES52-W AEG
• 61141006100 19920101 COMP.521E-DA AEG
• 61141006200 19920101 COMP.521E-WA AEG
• 61141007100 19930101 COMPETENCE505E-S AEG
• 61141007700 19930101 COMPETENCE730E-S AEG
• 61141009000 19930101 COMPETENCE575E-DP AEG
• 61141009100 19930101 COMPETENCE575E-WP AEG
• 61141009200 19930101 COMPETENCE575E-BP AEG
• 61141009300 19930101 COMPETENCE575E-MP AEG
• 61141091100 19900101 COMPETENCE520E-DGB AEG
• 61141091200 19900101 COMPETENCE520E-DCH AEG
• 61141091300 19900101 COMPETENCE520E-WCH AEG
• 61141091400 19900101 COMP.521E-WN/SF AEG
• 61141091600 19900101 COMP.750EN/SF AEG
• 61141091700 19910101 COMPETENCE750ECH AEG
• 61141091800 19910101 COMPETENCE770ECH AEG
• 61141092600 19900101 COMPETENCE200E-DCH AEG
• 61141092700 19900101 COMPETENCE200E-WCH AEG
• 61141092800 19900101 COMP.500E-WN/SF AEG
• 61141092900 19900101 COMP.500E-WDK/S AEG
• 61141093000 19900101 COMP.520E-WE/B AEG
• 61141093100 19900101 COMP.520E-DEBSAPGR AEG
• 61141093300 19900101 COMPETENCE770EN AEG
• 61141093400 19900101 COMPETENCE765EGB AEG
• 61141093500 19900101 COMP.524EN/SF AEG
• 61141093600 19900101 COMP.770E-MPDKSCH AEG
• 61141093700 19900101 COMP.520E-WGB/SA AEG
• 61141093900 19900101 COMP.750E-WNSF AEG
• 61141094000 19900101 COMP.750E-DNSF AEG
• 61141094100 19910101 COMP.750E-WCH AEG
• 61141094200 19910101 COMP.750E-DCH AEG
• 61141094300 19920101 COMP.200E-WN AEG
• 61141094500 19930101 COMP.750E-BCH AEG
• 61141094600 19930101 COMP.750E-MCH AEG
• 61141095000 19930101 COMP.500E-WNSF AEG
• 61141095100 19930101 COMP.521E-WNSF AEG
• 61143900100 19910101 500UW AEG
• 61143900200 19910101 500UD AEG
• 61143900300 19910101 735UW AEG
• 61148200100 19900101 500CW AEG
• 61148200200 19900101 500CD AEG
• 61148200300 19900101 520CW AEG
• 61148200400 19900101 520CD AEG
• 61148290100 19900101 COMPETENCE520C-DGB AEG
• 61148290200 19900101 COMPETENCE505CNL AEG
• 61148290300 19900101 COMP.740CNL/E/A AEG
• 61148290400 19900101 COMPET.520C-WGB/SA AEG
• 61157500500 19900101 520BD AEG
• 61157500600 19900101 520BW AEG
• 61157500800 19900101 750BVARIO AEG
• 61157500900 19900101 770BVARIO AEG
• 61157590100 19900101 COMP.210B-DFBI AEG
• 61157590200 19900101 COMP.210B-WFBI AEG
• 61157590300 19900101 COMPETENCE310B-WGB AEG
• 61157590400 19900101 COMPETENCE310B-DGB AEG
• 61157590500 19910101 COMP.500B-WCH/DK/S AEG
• 61157590500 19930101 COMP.500B-WCH/DK/S AEG
• 61157590600 19910101 COMP.500B-WN/SF AEG
• 61157590700 19900101 COMP.505B-WCH/S AEG
• 61157590800 19900101 COMP.505B-DS/CH AEG
• 61157590900 19900101 COMPETENCE520B-DGB AEG
• 61157591000 19900101 COMPETENCE520B-WGB AEG
• 61157591100 19900101 COMPETENCE523B-WGB AEG
• 61157591200 19900101 COMPETENCE523B-DGB AEG
• 61157591300 19910101 COMP.526BCH/S/DK AEG
• 61157591700 19910101 COMP.525BDK/S AEG
• 61157592000 19910101 COMP.750BN/SF AEG
• 61157592100 19900101 COMP.770BS/CH AEG
• 61157592200 19900101 COMPETENCE765BGB AEG
• 61157593000 19900101 COMP.520B-MFBI AEG
• 61157593100 19900101 COMPETENCE524BGB AEG
• 61157593400 19900101 COMPETENCE524BFIB AEG
• 61157593500 19910101 COMP.524BN/SF AEG
• 61157593800 19920101 COMP.533B-MGB AEG
• 61157593900 19930101 COMP.500B-DCHSDK AEG
• 61157594000 19920101 COMP.525B-MCHSDK AEG
• 61157594900 19920101 COMP.520B-BI AEG
• 61157595200 19930101 COMP.521B-DDFIEB AEG
• 61157595300 19930101 COMP.521B-WDFIEB AEG
• 61157595400 19930101 COMP.500B-WNSFI AEG
• 61157595500 19930101 COMP.305B-DGB AEG
• 61157595600 19930101 COMP.305B-WGB AEG
• 61157595700 19930101 COMP.312B-DGB AEG
• 61157595800 19930101 COMP.312B-WGB AEG
• 61157595900 19930101 COMP.320B-DGB AEG
• 61157596000 19930101 COMP.320B-WGB AEG
• 61157596100 19930101 COMP.515B-DGB AEG
• 61157596200 19930101 COMP.515B-WGB AEG
• 61157596300 19930101 COMP.520B-WGB AEG
• 61157596400 19930101 COMP.520B-DGB AEG
• 61157596500 19930101 COMP.525B-BGB AEG
• 61157596600 19930101 COMP.525B-WGB AEG
• 61157596700 19930101 COMP.525B-DGB AEG
• 61157596800 19930101 COMP.530B-BGB AEG
• 61157596900 19930101 COMP.530B-WGB AEG
• 61157597000 19930101 COMP.530B-DGB AEG
• 61157597300 19930101 COMP.200B-WS AEG
• 61157597400 19930101 COMP.521B-BDFIBE AEG
• 61157790100 19900101 COMP.3108B-DGB AEG
• 61157790200 19900101 COMP.3108B-WGB AEG
• 61157790300 19900101 COMP.5238B-DGB AEG
• 61157790400 19900101 COMP.5238B-WGB AEG
• 61157790600 19900101 COMP.7658BGB AEG
• 61157790800 19900101 COMP.5208B-DGB AEG
• 61157790900 19900101 COMP.5208B-WGB AEG
• 61157791000 19900101 COMP.5248BGB AEG
• 61157791300 19930101 COMP.3058B-DGB AEG
• 61157791400 19930101 COMP.3058B-WGB AEG
• 61157791500 19930101 COMP.3208B-DGB AEG
• 61157791600 19930101 COMP.3208B-WGB AEG
• 61157791700 19930101 COMP.5158B-WGB AEG
• 61157791800 19930101 COMP.5158B-DGB AEG
• 61157791900 19930101 COMP.5238B-DGB AEG
• 61157792000 19930101 COMP.5238B-WGB AEG
• 61157792100 19930101 COMP.5258B-DGB AEG
• 61157792200 19930101 COMP.5258B-WGB AEG
• 61157792300 19930101 COMP.5258B-BGB AEG
• 61157792400 19930101 COMP.5308B-BGB AEG
• 61157792500 19930101 COMP.5308B-WGB AEG
• 61157792600 19930101 COMP.5308B-DGB AEG
 

• AEG (Electrolux-Konzern)


• Electrolux-Konzern: AEG Electrolux Juno Zanker Zanussi..

661 91 30-94/8 = 661913094/8 = 6619130948 = 661913094 -> 899661913094/2
89 9661 91 30-94/2 = 899661913094/2 = 8996619130942 = 899661913094 = 661913094 (BO-Dichtung kpl.)

 

+?AEG Herde, Kochfelder, Grills (92)
Geräte-/Modellbezeichnung         E-, Service-, Produktions- oder Hauptnummer         Zusatz-, F- oder Seriennummer oder Fertigungsdatum         Vertreiber, Hersteller, Handelsmarke, Lieferant         Gruppe         Info Von
200 F W         61125101100         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007F-W S 220V         61125290100         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007F-W S 380V         61125290200         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007F-W S 400V         61125291300         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007F-W S         61125291100         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007V-W S 220V         61125290300         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007V-W S 380V         61125290400         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
2007V-W S 400V         61125291200         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W DK         61125190100         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W DK         61125193500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W N         61125193800         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W NSF         61125190200         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W S 380V         61125190400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W S 400V         61125195100         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W S 400V         61125195300         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W S         61125195200         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W SF         61125193700         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200F-W SNSF         61125190300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200V-W N/SF/S         61125190600         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
200V-W S 380V         61125190800         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
318V-W GB         61125195800         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
320F-D GB         61125191100         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
320F-D GB         61125194700         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
320F-W GB         61125191200         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
320F-W GB         61125194800         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
321V-D GB         61125191300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
321V-W GB         61125191400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500 E D         61141000400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500 F W         61125100200         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5005FK-W         61125104000         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5007F-W S 220V         61125290500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5007F-W S 380V         61125290600         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5007F-W S 400V         61125291000         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500B-W CH/DK/S         61157590500         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-D         61125100100         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W CH         61125193300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W DK         61125193400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W N         61125190900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W N         61125194000         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W S 380V         61125191000         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500F-W S 400V         61125194900         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500V-W DK/S         61125191500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
500V-W S 400V         61125195400         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
501V-W         61125103400         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
503V-D         61125104200         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
503V-W CH         61125195700         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
503V-W         61125103500         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
505 E D         61141000900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
505 E W         61141001000         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
505 V W         61125100500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5055 F W         61125100300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5058 F W CARAT         61125100400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5065 V W         61125102600         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5068 V W CARAT         61125102700         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
506V-W         61125102900         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5075V-W         61125103000         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
511 V W         61125102500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
515 E D         61141003200         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
515 E W         61141003300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
520V-W N         61125193900         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
520V-W N/SF         61125191600         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
521 V W         61125100900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
521V-D GB         61125194500         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
521V-W GB         61125194600         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5248B GB         61157791000         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
525F-W         61125104300         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
531V-W         61125103600         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
5335VK-W         61125104100         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
533V-W         61125103700         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
543V-W         61125103800         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
573V-W GB         61125191900         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
573V-W GB         61125194400         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
700 F W         61125101300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
7007V-W S 380V         61125290900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
700V-W S 380V         61125192200         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
7055 F W         61125101400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
7058 F W CARAT         61125101500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
723V-W DK         61125192500         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
723V-W N         61125192300         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
723V-W N         61125194100         19930101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
723V-W S 380V         61125192400         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
724V-W CH         61125193600         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
724V-W         61125103900         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
725 F W         61125101900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
731 V W         61125101600         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
733E-W         61141004100         19910101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
740 E W         61141001900         19900101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
CARAT 5008FK-W         61125103200         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
CARAT 5338VK-W         61125103300         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
ES 20-D         61141005400         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
ES 50-D         61141005600         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern
ES 50-W         61141005700         19920101         AEG         Herde, Kochfelder, Grills         Electrolux-Konzern