CERTYFIKOWANY PARTNER ŚWIATOWYCH LIDERÓW AUTOMATYKI I ELEKTROTECHNIKI        
 
FIRMA KONTAKT PLIKI DO POBRANIA MAGAZYN CENNIKI CONTACT EU   
  



  CENNIKI:

AALBORG INSTRUMENTS ABB ABB DRIVES ACE ACME ELECTRIC AECO ALLEN BRADLEY AMCI AMPERO THERMO EST ANCHOR LAMINA APPLETON ASCO AUER AUTONICS AUTOTECH CONTROLS AVENTICS BALLUFF BANNER BARKSDALE BAUMER BAUMUELLER BECKHOFF BEI SENSORS BELDEN BELIMO BERGER BIHL WIEDEMANN BOSCH BURKERT BUSSMANN CALPEDA CAMOZZI CARBON FERRAZ COGNEX COMAT RELECO CROUZET CRYDOM DATASENSOR DI-SORIC DTS EATON ELTROTEC ENDRESS HAUSER EUCHNER EUROTHERM FAIRCHILD SEMICONDUCTOR FANUC FERRAZ FESTO FLUKE FUJI GE FANUC GEFRAN GENERAL ELECTRIC HARTING HELUKABEL HENGSTLER HONEYWELL ARMATURA GAZOWA HONEYWELL DZIAŁ AUTOMATYKI DOMÓW HONEYWELL FEMA CTP HONEYWELL SENSORS HORNER ELECTRIC HYDAC IDEC IFM IMB MESSTECHNIK INDRAMAT JOKAB SAFETY JOUCOMATIC JUMO KEB KEYENCE KORENIX LAPP KABEL LEGRIS LEINE & LINDE LENZE LEUZE LUMBERG MICRO DETECTORS MITSUBISHI MOELLER MOXA MURRELEKTRONIK NEDERMAN NORD DRIVESYSTEMS NORGREN NOVOTECHNIK NUMATICS OMRON PANASONIC PARKER PEPPERL+FUCHS PEPPERL+FUCHS BERO PFANNENBERG PHOENIX CONTACT PILZ PNEUMAX PULS REER REXROTH REXROTH Hydraulic REXROTH Pneumatics ROCKWELL 1 ROCKWELL 2 SCHAFFNER SCHMERSAL SCHNEIDER SCHNEIDER 2 SCHRACK SEMIKRON SENSOPART SEW EURODRIVE SICK SIEMENS SIEMENS ARMATURA GAZOWA SIEMENS SBT SIEMENS SBT 2 SIEMENS SIMATIC S5 SMC SONEL STI STS SENSOR SUCO SWAGELOK TELCO TRAFAG TURCK BANNER UNIVER GROUP VICKERS VIPA WAGO WALDMANN WEINTEK WENGLOR WERMA WIELAND WIKA WTI YASKAWA

SYSTEM OFERTOWANIA / PRICING
CENNIK EUCHNER / PRICE LIST EUCHNER
PREISLISTE EUCHNER / LISTINO PREZZI EUCHNER

Ofertowane części są oryginalne , nowe fabrycznie z roczną gwarancją i pochodzą bezpośrednio z oficjalnej sieci dystrybucji producenta. Na żądanie mogą być oferowane części regenerowane lub wykonana profesjonalna naprawa. Wiążące ceny ofertowe są przedstawiane w formie pisemnej pocztą elektroniczna na zapytania złożone wyłącznie drogą elektroniczną . Nie udzielamy telefonicznie informacji cenowych.
Komponenty producenta mogą być dostarczane wyłącznie końcowym użytkownikom na obszarze RP ( Polska ).
Nie eksportujemy urządzeń poza obszar Unii Europejskiej.

Prosimy o ceny pytać pod adresem sas@ferrox-electric.pl lub korzystać z automatycznego systemu zapytań klikając na kod produktu i następnie na ikonę przedstawiającą kopertę.
Firma Ferrox Electric nie jest oficjalnym dystrybutorem producenta. Wykorzystane znaki , literatura , nazwy własne należą wyłącznie do producenta i są wykorzystane wyłącznie w celach informacyjnych.


The trade offers are presented by our company in written form by e-mail correspondence in response to a inquiry send to us by e-mail. We do not provide price information during telephone calls.
Please inquire using our e-mail address sas@ferrox-electric.pl or using the automatic inquiry option clicking on the product code and following to this on the envelope icon.
Unless specifically stated Industrial Ferrox Electric is not approved or sanctioned by any manufacturer or trademark listed. We are not an authorized distributor, reseller or representative for any manufacturer listed on the website. Designated trademarks, brand names, literature, images and brands appearing herein are the property of their respective owners. Used characters , names, literature and images are purely illustrative and informative.
Our company does not export any parts outside the European Union.

Podane ceny nie zawierają podatku VAT. Waluta cennika: EURO

SYMBOL
OPIS
CENA EURO
90972 / NZ1HS-538-M Safety switch NZ.HS, lever arm with steel roller
90973 / NZ1HS-2131-M Safety switch NZ.HS, lever arm with steel roller
90974 / NZ2RS-2121 Safety switch NZ.RS, roller plunger, steel roller ? 12 mm, plug connector SR11
90975 / NZ2RL-2121 Safety switch NZ.RL, extended roller plunger, steel roller ? 18 mm, plug connector SR11
90976 / NZ2WO-2121 Safety switch NZ.WO, dome plunger, plug connector SR11
91001 / N01R550-MC1526 Precision single limit switch N01, roller plunger, plug connector M12
91002 / N01K550-MC1526 Precision single limit switch N01, ball plunger, plug connector M12
91003 / N01D550-MC1526 Precision single limit switch N01, chisel plunger, plug connector M12
91008 / SN02D16-1508-M Series SN... 16 mm mechanical
91026 / SN03D12-2508-M Series SN... 12/16 mm mechanical
91059 / N1AK502AM-M Precision single limit switch N1A, ball plunger
91062 / TZ1LE024RC18VAB-C1803 Safety switch TZ, plug connector RC18 and RC12, without mechanical release
91063 / TZ1RE024RC18VAB-C1803 Safety switch TZ, plug connector RC18 and RC12, without mechanical release
91072 / RGBF04R12-2514-M Series RGBF... 12 mm mechanical
91091 / NZ1HB-511L060-MC569 Safety switch NZ.HB.C569, lever arm with plastic roller
91096 / SN02D12-514-M Series SN... 12 mm mechanical
91098 / ZSE2-4C1801 ZSE, 3-stage
91119 / GSBF10R12-502-M Series GSBF... 12 mm mechanical
91121 / GSBF05D12-502LE060-M Series GSBF... 12 mm mechanical
91143 / GSBF02D12-1508-M Series GSBF... 12 mm mechanical
91144 / GSBF06D12-2514-M Series GSBF... 12 mm mechanical
91145 / GLBF04R12-508-M Series GLBF... 12 mm mechanical
91146 / GLBF04R12-514-M Series GLBF... 12 mm mechanical
91149 / GLBF03R12-514-M Series GLBF... 12 mm mechanical
91151 / GLBF04D12-1508-M Series GLBF... 12 mm mechanical
91161 / GLBF06R12-514-M Series GLBF... 12 mm mechanical
91163 / RGBF04R12-502LE220-M Series RGBF... 12 mm mechanical
91179 / RGBF04D12-502LE220-M Series RGBF... 12 mm mechanical
91182 / RGBF03D12-508-M Series RGBF... 12/16 mm mechanical
91186 / RGBF04D12-508-M Series RGBF... 12 mm mechanical
91193 / GP3-538ASEM4AS1 Safety switch GP ASi, plug connector M12
91213 / GSBF03D12-1508-M Series GSBF... 12 mm mechanical
91257 / N01R550SEM5-M Precision single limit switch N01, roller plunger, plug connector M12
91261 / N1AD514AM-M Single hole fixing limit switch N1AD, chisel plunger with exterior diaphragm
91264 / NZ2HS-2121 Safety switch NZ.HS, lever arm with steel roller, plug connector SR11
91268 / NZ2PS-2121 Safety switch NZ.PS, adjustable lever arm with steel roller, plug connector SR11
91278 / NZ2RL-538L060 Safety switch NZ.RL, extended roller plunger, steel roller ? 18 mm, plug connector SR6
91279 / NZ2WO-528L060 Safety switch NZ.WO, dome plunger, plug connector SR6
91280 / NZ2WO-511L060 Safety switch NZ.WO, dome plunger, plug connector SR6
91284 / NZ2RG-511L060 Safety switch NZ.RG, roller plunger, plastic roller ? 12 mm, plug connector SR6
91285 / NG2RL-510L060 Position switch NG.RL, extended roller plunger, plug connector SR6
91288 / NG1VB-510L060-M Position switch NG.VB, adjustable, plastic roller
91291 / NZ1RS-528L220-M Safety switch NZ.RS, roller plunger, steel roller ? 12 mm
91312 / NZ1HS-511-MC1833 Safety switch NZ.HS.C1833, lever arm with steel roller
91330 / NZ1HB-528L060-MC569 Safety switch NZ.HB.C569, lever arm with plastic roller
91336 / ZXE-091336 ZXE, 3-stage
91339 / NZ1RS-528-MC1588 Safety switch NZ.RS.C1588, roller plunger, steel roller ? 12 mm, exterior bellows
91346 / NZ2HB-528L060C1630 Safety switch NZ.HB, lever arm with plastic roller, plug connector SR6
91347 / NZ2HB-528L060C1631 Safety switch NZ.HB, lever arm with plastic roller, plug connector SR6
91352 / NZ1RS-511-MC1588 Safety switch NZ.RS.C1588, roller plunger, steel roller ? 12 mm, exterior bellows
91369 / GLBF08X16-777L-M Series GLBF... 16 mm inductive
91389 / GSBF08D16-502-M Series GSBF... 16 mm mechanical
91396 / GLBF10R16-502-M Series GLBF... 16 mm mechanical
91398 / GLBF08D16-502LE060-M Series GLBF... 16 mm mechanical
91406 / GLBF04D16-514-M Series GLBF... 16 mm mechanical
91408 / RGBF08R16-514-M Series RGBF... 16 mm mechanical
91409 / RGBF03D16-514-M Series RGBF... 16 mm mechanical
91445 / SN02R16-502LE220-M Series SN... 16 mm mechanical
91446 / SN02R16-508-M Series SN... 16 mm mechanical
91447 / SN02D16-508-M Series SN... 16 mm mechanical
91450 / SN03R16-2508-M Series SN... 12/16 mm mechanical
91458 / CES-A-C5H-01 Non-contact safety switch CES-A-C5...
91471 / N1AD502SVM5-MC1883 Precision single limit switch N1A, chisel plunger, plug connector M12
91491 / STP1A-4131A024M Safety switch STP without door monitoring contact
91492 / STP2A-4131A024M Safety switch STP without door monitoring contact
91493 / STP3A-2131A024M Safety switch STP with door monitoring contact
91494 / STP4A-2131A024M Safety switch STP with door monitoring contact
91515 / SN03K12-502LE060-M Series SN... 12 mm mechanical
91525 / HKD025S100G12 Handwheel HKD
91527 / HKD100V100G05 Handwheel HKD
91547 / ZSA2A4G05C-C2032 ZSA, 3-stage with cable and plug connector RC17
91580 / ZSA2B2CAS1 ZSA, 3-stage, AS-Interface
91582 / KCB5D004G000000WZ Series KC...
91623 / SN02D16-502-MC78 Series SN... 16 mm mechanical
91632 / NZ2PS-538L060 Safety switch NZ.PS, adjustable lever arm with steel roller, plug connector SR6
91676 / TP4-4141A024SEM4AS2 Safety switch TP AS1, plug connector M12
91682 / NX1-2131AL024-M Safety switch NX
91746 / STP1A-4131A024L024M Safety switch STP without door monitoring contact
91747 / STP2A-4131A024L024M Safety switch STP without door monitoring contact
91748 / STP3A-2131A024L024M Safety switch STP with door monitoring contact
91749 / STP4A-2131A024L024M Safety switch STP with door monitoring contact
91776 / STP3A-4131A024M Safety switch STP with door monitoring contact
91848 / EGT11R2NSFM5 Precision single hole fixing limit switch EGT11
91860 / KCB005B005A0000W Series KC...
91865 / STM1N-222B024-M Safety switch STM
91875 / CIA3PL1G08 Read-only interface adapter CIA3PL1G08
92023 / CMS-R-BXO-05V Read heads CMS design B
92024 / CMS-R-BXP-05V Read heads CMS design B
92026 / EGT4-5000 Precision single hole fixing limit switch EGT4
92031 / STM1N-242B024-M Safety switch STM
92048 / STM2N-222B024-M Safety switch STM
92050 / STM2N-242B024-M Safety switch STM
92141 / ZSA092141C2038 ZSA, 3-stage with cable and plug connector RC12
92258 / STP1A-538A024M Safety switch STP without door monitoring contact
92259 / STP4A-537A024M Safety switch STP with door monitoring contact
92260 / STP2A-538A024M Safety switch STP without door monitoring contact
92266 / STP1A-528A024M Safety switch STP without door monitoring contact
92355 / NZ2VZ-2131E-8C-GMMF Safety switch NZ.VZ, plug connector MR8
92378 / ZSB092378 ZSB, housing G1, 3-stage, +/- pushbuttons, cable
92413 / KCB5A004A000000XZ Series KC...
92414 / KCB4E004E000000XZ Series KC...
92489 / STP1D-538A024L024M Safety switch STP without door monitoring contact
92624 / NX1-2131A-M Safety switch NX
92625 / NX1-2121A-M Safety switch NX
92626 / NX1-3131A-M Safety switch NX
92695 / EGT1M12-2000 Precision single hole fixing limit switch EGT1
92738 / ZSA2A4G05C-C2041 ZSA, 3-stage with cable and plug connector RC17
92747 / RGBF06R12-514-MC2042 Series RGBF... 12/16 mm mechanical
92750 / EKS-A-IUX-G01-ST01 Electronic-Key adapter with USB interface
92779 / GLBF10R16-502-MC614 Series GLBF... 32 mm mechanical
92996 / ZSB2B4G05C-C2044 ZSB, housing G1, 3-stage, +/- pushbuttons, cable with plug connector RC17
92998 / TZ1LE024RC18VAB-092998 Safety switch TZ, plug connector RC18, emergency unlocking with rotary knob
92999 / TZ1RE024RC18VAB-092999 Safety switch TZ, plug connector RC18, emergency unlocking with rotary knob
93103 / TZ2LE024RC18VAB-C1828 Safety switch TZ, plug connector RC18, escape release with key button
93104 / TZ2RE024RC18VAB-C1828 Safety switch TZ, plug connector RC18, escape release with key button
93112 / NZ2PS-511 Safety switch NZ.PS, adjustable lever arm with steel roller, plug connector SR6
93118 / TX3C-A024MC1991 Safety switch TX, escape release
93158 / STP4A-4131A024M Safety switch STP with door monitoring contact
93159 / STP4A-4121A024M Safety switch STP with door monitoring contact
93166 / GLBF02R12-502-MC2050 Series GLBF... 12/16 mm mechanical
93199 / KBS1234V Series KB...
93201 / KBS13 Series KB...
93202 / KBT13 Series KB...
93246 / NM02AL-SM4 Safety switch NM.AV/NM.AL, hinged actuator as solid shaft, plug connector M12, long housing
93320 / ANWPG ELECTRONIC KEY MANAGER DEMO Electronic Key Manager EKM demo version
93322 / ANWPG ELECTRONIC KEY MANAGER Electronic Key Manager EKM full version
93352 / EGT11A2NSFM5 Precision single hole fixing limit switch EGT11
93364 / EGT1M12-5000 Precision single hole fixing limit switch EGT1
93365 / EGT1M12SEM4 Precision single hole fixing limit switch EGT1
93369 / SN02R16-1508-M Series SN... 16 mm mechanical
93426 / N01R562SVM5-M Precision single limit switch N01, roller plunger, plug connector M12
93459 / TP1-538A024L024M Safety switch TP without door monitoring contact
93460 / TP3-537A024L024M Safety switch TP with door monitoring contact
93511 / RGBF06R12-502LE110-M Series RGBF... 12 mm mechanical
93559 / TX3B-A024RC18C1991 Safety switch TX, plug connector RC18
93611 / NZ2VZ-2131E3VSH-8C-GMMF Safety switch NZ.VZ.VSH, plug connector MR8 (manual release)
93634 / TP3-2131A024L024M Safety switch TP with door monitoring contact
93635 / TP4-2131A024L024M Safety switch TP with door monitoring contact
93636 / TP3-4121A024L024M Safety switch TP with door monitoring contact
93637 / TP4-4121A024L024M Safety switch TP with door monitoring contact
93648 / WKT13WZ Series WK...
93660 / NZ1VZ-2131E-M-EX Safety switch NZ.VZ ATEX
93674 / KCB2B2B2B2B5678RV0W Series KC...
93675 / KCB2A002A000000DW Series KC...
93733 / EGM12SEM4C1820 Precision single hole fixing limit switch EGM12
93770 / TZ1LE220M-C1684 Safety switch TZ, escape release with pushbutton
93771 / TZ1RE220M-C1684 Safety switch TZ, escape release with pushbutton
93857 / NZ2VZ-2131EC1233 Safety switch NZ.VZ with protective plate, plug connector SR11
93858 / NZ1VZ-538E-MC1233 Safety switch NZ.VZ, protective plate
93859 / NZ1VZ-2131E-MC1233 Safety switch NZ.VZ, protective plate
93860 / TZ1LE024SR11-093860 Safety switch TZ, plug connector SR11, protective plate
93861 / TZ1RE024SR11-093861 Safety switch TZ, plug connector SR11, protective plate
93862 / TZ1LE024RC18VAB-093862 Safety switch TZ, plug connector RC18, special wiring
93863 / TZ1RE024RC18VAB-093863 Safety switch TZ, plug connector RC18, special wiring
93967 / EGT4-10000 Precision single hole fixing limit switch EGT4
93975 / CMS-R-AXR-05VL Read heads CMS design A
94058 / TP1-528A024L024M Safety switch TP without door monitoring contact
94071 / GLBF05R12-2514-M Series GLBF... 12 mm mechanical
94083 / RPS3131SC100BHA10LL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94084 / RPS3131SC100BHA10RL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94085 / RPS3131SC175BHA10LL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94086 / RPS3131SC175BHA10RL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94087 / RPS3131SC300BHA10LL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94088 / RPS3131SC300BHA10RL024 Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head, plug
94147 / GSBF02R12-502-MC1806/V10 Series GSBF... 12/16 mm mechanical
94167 / NZ1HS-3131-M-EX Safety switch NZ.HS ATEX, lever arm with steel roller
94169 / NZ1RS-3131-M-EX Safety switch NZ.RS ATEX, steel roller ? 12 mm, roller plunger
94192 / TK1-528CB024M Safety switch TK, locking pin left
94311 / TZ1LE110MVAB-C1828 Safety switch TZ, escape release with key button
94312 / TZ1RE110MVAB-C1828 Safety switch TZ, escape release with key button
94321 / ZSA1A2S05A ZSA, 2-stage with cable
94339 / EGT4-2000 Precision single hole fixing limit switch EGT4
94343 / TZ1RE024SR11-094343 Safety switch TZ, plug connector SR11, emergency unlocking with rotary knob
94362 / NX1-2131ASEM4-AS1 Safety switch NX ASi, plug connector M12
94403 / TX1B-A024SEM4AS1 Safety switch TX ASi, plug connector M12
94422 / TZ1LE024SEM4AS1-C1815 Safety switch TZ ASi, plug connector M12, escape release
94423 / TZ1RE024SEM4AS1-C1815 Safety switch TZ ASi, plug connector M12, escape release
94430 / RPS2131SC100M Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head Further inform
94431 / RPS2131SC175M Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head Further inform
94432 / RPS2131SC300M Rope pull switch with turn-to-reset button for EMERGENCY STOP device, clamping head Further inform
94470 / NM02VZA-MC2069 Safety switch NM.VZ, short housing
94471 / NM11VZA-MC2069 Safety switch NM.VZ, short housing
94509 / NP3-638AB Safety switch NP, plug connector SM4, mounting with 40mm spacing
94652 / TK1-528AB024M Safety switch TK, locking pin right
94702 / CMS-R-AZA-05VL Read heads design A for ESM, PVC
94745 / KCB2B002A000000W Series KC...
94769 / SN03R12-514-M Series SN... 12 mm mechanical
94792 / STP3A-4121A230M Safety switch STP with door monitoring contact
94793 / STP4A-4121A110M Safety switch STP with door monitoring contact
94794 / STP4A-4121A230M Safety switch STP with door monitoring contact
94800 / CEM-A-LE05K-S2 Read head CEM-A-LE05... with guard locking without guard lock monitoring with remanence
94823 / EGZ12-12-5000 Precision single hole fixing limit switch EGZ
94849 / RPS2131PR100M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, pull lug
94850 / RPS2131PR175M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, pull lug
94851 / RPS2131PR300M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, pull lug
94852 / RPS2131PC100M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, clamping head Further inform
94853 / RPS2131PC175M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, clamping head Further inform
94854 / RPS2131PC300M Rope pull switch with pull-to-reset button for EMERGENCY STOP device, clamping head Further inform
94856 / N01R550-MC2018 Precision single limit switch N01, roller plunger, cable gland
94895 / TP5-4120A024SR11 Safety switch TP, plug connector SR11, with door unlock request contact

 

 ◄   1   2   3   4   5   6   7   8   9   10   11   12   13   14   15   16   17   18   19   20   ► 

Ofertowane części są oryginalne , nowe fabrycznie z roczną gwarancją i pochodzą bezpośrednio z oficjalnej sieci dystrybucji producenta. Na żądanie mogą być oferowane części regenerowane lub wykonana profesjonalna naprawa. Wiążące ceny ofertowe są przedstawiane w formie pisemnej pocztą elektroniczna na zapytania złożone wyłącznie drogą elektroniczną . Nie udzielamy telefonicznie informacji cenowych.
Komponenty producenta mogą być dostarczane wyłącznie końcowym użytkownikom na obszarze RP ( Polska ).
Nie eksportujemy urządzeń poza obszar Unii Europejskiej.

Prosimy o ceny pytać pod adresem sas@ferrox-electric.pl lub korzystać z automatycznego systemu zapytań klikając na kod produktu i następnie na ikonę przedstawiającą kopertę.
Firma Ferrox Electric nie jest oficjalnym dystrybutorem producenta. Wykorzystane znaki , literatura , nazwy własne należą wyłącznie do producenta i są wykorzystane wyłącznie w celach informacyjnych.


The trade offers are presented by our company in written form by e-mail correspondence in response to a inquiry send to us by e-mail. We do not provide price information during telephone calls.
Please inquire using our e-mail address sas@ferrox-electric.pl or using the automatic inquiry option clicking on the product code and following to this on the envelope icon.
Unless specifically stated Industrial Ferrox Electric is not approved or sanctioned by any manufacturer or trademark listed. We are not an authorized distributor, reseller or representative for any manufacturer listed on the website. Designated trademarks, brand names, literature, images and brands appearing herein are the property of their respective owners. Used characters , names, literature and images are purely illustrative and informative.
Our company does not export any parts outside the European Union.

CENNIK EUCHNER / PRICE LIST EUCHNER

(C) FERROX ELECTRIC

FERROX ELECTRIC
40-544 Katowice, ul. Sienna 10
(budynek Teleinfo - parter, lewa strona)

email:
sas@ferrox-electric.pl
ferrox@ferrox-electric.pl

NIP 954-135-48-72

tel.:   dział techniczny (32) 252 8346
tel.:   (32) 252 8347
tel. kom.:   mobile + 48 508 113 102 ( contact in English + Deutsch + Italiano )

Polityka prywatności

 
Witryna wykorzystuje pliki cookies i podobne technologie w celu realizacji usług zgodnie z polityką prywatności.
Polityka prywatności