Registreeru, et avada oma eksklusiivsed B2B hinnad ja alustada ostlemist. Registreeru kohe!

Industrial Fieldbus Modules - Lk 11

ABB BTicino EATON FINDER Legrand Noark Phoenix Contact Scame Schneider Electric Siemens TE Connectivity WAGO Weidmüller
Similar figure
Müüja laos Tootmisest väljas
Siemens
SIMATIC ET 200eco PN 16DQ 24 V DC/1.3 A 8x M12
552,71 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4025515077060
MPN: 6ES7142-6BH00-0AB0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Müüja laos Tootmisest väljas
Siemens
SIMATIC ET 200eco PN 8AI RTD/TC 8x M12
688,73 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4025515081517
MPN: 6ES7144-6KD50-0AB0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIMATIC ET 200pro IM 154-8F PN/DP CPU
Müüja laos Tootmisest väljas
Siemens
SIMATIC ET 200pro IM 154-8F PN/DP CPU
2 898,31 €
Hind kehtib kuni 28.02.26
EAN: 4025515078463
MPN: 6ES7154-8FB01-0AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Müüja laos Tootmisest väljas
Siemens
SIMATIC ET 200M BM PS/IM For power supply and IM 153
79,13 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4025515060192
MPN: 6ES7195-7HA00-0XA0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Müüja laos Tootmisest väljas
Siemens
SIMATIC DP Diagnostic repeater For PROFIBUS DP
1 357,65 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4025515069256
MPN: 6ES7972-0AB01-0XA0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Product Picture
Ainult telli
Siemens
Input/output module (4 inputs and 4 outputs / 250 VAC)
268,11 €
Hind kehtib kuni 24.12.26
EAN: 4047625014889
MPN: A5Q00002369
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Product Picture
Ainult telli
Siemens
Input/output module (VdS interface extinguishing)
312,88 €
Hind kehtib kuni 24.12.26
EAN: 4047625029999
MPN: A5Q00018689
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
NN-GW-100-LAN Eaton NN Edge gateway
Ainult telli
EATON
LAN gateway for cloud communication
774,79 €
Hind kehtib kuni 24.12.26
EAN: 4015081977529
MPN: 199379
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Müüja laos Tootmisest väljas
Siemens
SIMATIC ET 200eco PN 8DQ 24 V DC/1.3 A 8x M12
476,04 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4025515077206
MPN: 6ES7142-6BG00-0AB0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP BU type D0 BU20-P12+A0+0B
Müüja laos Tootmisest väljas
Siemens
SIPLUS ET 200SP BU type D0 BU20-P12+A0+0B
75,43 €
Hind kehtib kuni 28.02.26
EAN: 4047618070182
MPN: 6AG2193-6BP00-4BD0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
VIP-3/SC/RJ45 - Interface module
Ainult telli
Phoenix Contact
Interface module
45,05 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4046356547802
MPN: 2900701
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
UMK-RJ45/S/8PTDA - Passive module
Ainult telli
Phoenix Contact
Passive module
50,42 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4046356524353
MPN: 2900682
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
The figure shows version UM 45-D 37SUB/S/ZFKDS
Ainult telli
Phoenix Contact
Interface module
61,32 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4017918120542
MPN: 2293640
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
UM 45-D37SUB/B/ZFKDS - Interface module
Ainult telli
Phoenix Contact
Interface module
61,32 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4017918120597
MPN: 2293695
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
FLKM-D15 SUB/B/ZFKDS - Interface module
Ainult telli
Phoenix Contact
Interface module
44,11 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4017918944018
MPN: 2304047
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP CPU 1512SP-1 PN based on 6ES7512-1DM03-0AB0 with conformal coating -40...+70 °C . central processing unit with work memory 400 KB
Ainult telli
Siemens
SIPLUS ET 200SP CPU 1512SP-1 PN based on 6ES7512-1DM03-0AB0 with conformal coating -40...+70 °C . central processing unit with work memory 400 KB
2 403,47 €
Hind kehtib kuni 24.12.26
EAN: 4047618137540
MPN: 6AG1512-1DM03-7AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Siemens
Ainult telli
Siemens
SIPLUS ET 200SP DI 8x24 V DC ST rail based on 6ES7131-6BF01-0BA0 with conformal coating, -40…+70 °C, OT4 with ST1/2 (+85 °C for
187,52 €
Hind kehtib kuni 24.12.26
EAN: 4047618146344
MPN: 6AG2131-6BF01-4BA0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP TM Posinput 1 RAIL based on 6ES7138-6BA01-0BA0 with conformal coating -40...+70 °C, OT4 with ST1/2 (+70 °C for 10 minutes)
Ainult telli
Siemens
SIPLUS ET 200SP TM Posinput 1 RAIL based on 6ES7138-6BA01-0BA0 with conformal coating -40...+70 °C, OT4 with ST1/2 (+70 °C for 10 minutes)
539,70 €
Hind kehtib kuni 24.12.26
EAN: 4047618143633
MPN: 6AG2138-6BA01-2BA0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Siemens
Ainult telli
Siemens
SIPLUS S7-1500 CM 1542-5 based on 6GK7542-5DX10-0XE0 with conformal coating, -40…+70 °C, start up -25 °C, communications module for .... 6AG1542-5DX10-7XE0
2 004,21 €
Hind kehtib kuni 24.12.26
EAN: 4025515744887
MPN: 6AG1542-5DX10-7XE0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP CPU 1512SP F-1 rail based on 6ES7512-1SM03-0AB0 with conformal coating OT4: -40...+70 °C ST1/2: 85 °C for 10 minutes . central processing unit with work memory .... 6AG2512-1SM03-4AB0
Ainult telli
Siemens
SIPLUS ET 200SP CPU 1512SP F-1 rail based on 6ES7512-1SM03-0AB0 with conformal coating OT4: -40...+70 °C ST1/2: 85 °C for 10 minutes . central processing unit with work memory .... 6AG2512-1SM03-4AB0
3 472,57 €
Hind kehtib kuni 24.12.26
EAN: 4025515768722
MPN: 6AG2512-1SM03-4AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP CPU 1512SP-1 PN based on 6ES7512-1DM03-0AB0 with conformal coating -40...+60 °C . central processing unit with work memory 400 KB for program .... 6AG1512-1DM03-2AB0
Ainult telli
Siemens
SIPLUS ET 200SP CPU 1512SP-1 PN based on 6ES7512-1DM03-0AB0 with conformal coating -40...+60 °C . central processing unit with work memory 400 KB for program .... 6AG1512-1DM03-2AB0
2 005,56 €
Hind kehtib kuni 24.12.26
EAN: 4025515744771
MPN: 6AG1512-1DM03-2AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP CPU 1512SP F-1 rail based on 6ES7512-1SM03-0AB0 with conformal coating OT2: -40...+55 °C ST1/2: 70 °C for 10 minutes . central processing unit with work memory .... 6AG2512-1SM03-1AB0
Ainult telli
Siemens
SIPLUS ET 200SP CPU 1512SP F-1 rail based on 6ES7512-1SM03-0AB0 with conformal coating OT2: -40...+55 °C ST1/2: 70 °C for 10 minutes . central processing unit with work memory .... 6AG2512-1SM03-1AB0
3 347,94 €
Hind kehtib kuni 24.12.26
EAN: 4025515744733
MPN: 6AG2512-1SM03-1AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIPLUS ET 200SP CPU 1510SP F-1 PN based on 6ES7510-1SK03-0AB0 with conformal coating -40...+60 °C . central processing unit with work memory 300 KB for program .... 6AG1510-1SK03-2AB0
Ainult telli
Siemens
SIPLUS ET 200SP CPU 1510SP F-1 PN based on 6ES7510-1SK03-0AB0 with conformal coating -40...+60 °C . central processing unit with work memory 300 KB for program .... 6AG1510-1SK03-2AB0
2 165,64 €
Hind kehtib kuni 24.12.26
EAN: 4025515744726
MPN: 6AG1510-1SK03-2AB0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
TC-2KS50-DO16-F&G-AR-RS - Module carrier
Ainult telli
Phoenix Contact
Module carrier
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356783736
MPN: 2904112
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
1771-CARDEDGE40/2XD25F - Interface card
Ainult telli
Phoenix Contact
Interface card
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4055626365602
MPN: 2906297
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E PB DIO16 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E PB DIO16 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763585
MPN: 2701506
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E EC DIO16 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E EC DIO16 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763776
MPN: 2701528
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB ST 24 DO16R/S - I/O module
Ainult telli
Phoenix Contact
IB ST 24 DO16R/S - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918132323
MPN: 2721112
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
TC MOBILE I/O X200 AC - SMS relay
Ainult telli
Phoenix Contact
TC MOBILE I/O X200 AC - SMS relay
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356768849
MPN: 2903806
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
TC MOBILE I/O X200 - SMS relay
Ainult telli
Phoenix Contact
TC MOBILE I/O X200 - SMS relay
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356768832
MPN: 2903805
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB STME 24 TEMP 4 RTD - Replacement electronics module
Ainult telli
Phoenix Contact
IB STME 24 TEMP 4 RTD - Replacement electronics module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356895873
MPN: 2701958
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E ETH DIO16 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E ETH DIO16 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763875
MPN: 2701539
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
PB IL 24 BK DIO 16/16 - Bus coupler
Ainult telli
Phoenix Contact
PB IL 24 BK DIO 16/16 - Bus coupler
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918819347
MPN: 2742638
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IBS ST 24 BKM-LK-OPC - Bus coupler
Ainult telli
Phoenix Contact
IBS ST 24 BKM-LK-OPC - Bus coupler
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918426668
MPN: 2728665
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IBS ST ZF 24 BK DIO 8/8/3-T - Bus coupler
Ainult telli
Phoenix Contact
IBS ST ZF 24 BK DIO 8/8/3-T - Bus coupler
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918108410
MPN: 2750798
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB ST 24 DO 8/3-2A - I/O module
Ainult telli
Phoenix Contact
IB ST 24 DO 8/3-2A - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918063382
MPN: 2754891
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB ST 24 DO16/3 - I/O module
Ainult telli
Phoenix Contact
IB ST 24 DO16/3 - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918063399
MPN: 2754914
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E PB IOL8 DI4 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E PB IOL8 DI4 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763608
MPN: 2701508
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
ILB IB 24 DI16 DO16 - I/O module
Ainult telli
Phoenix Contact
ILB IB 24 DI16 DO16 - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918923860
MPN: 2862385
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB ST ZF 24 TEMP 4 RTD - I/O module
Ainult telli
Phoenix Contact
IB ST ZF 24 TEMP 4 RTD - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356895880
MPN: 2701959
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E ETH DI16 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E ETH DI16 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763868
MPN: 2701538
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
FLM DIO 8/8 M12 - Distributed I/O device
Ainult telli
Phoenix Contact
FLM DIO 8/8 M12 - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356135603
MPN: 2736848
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
FB-2SP - Device coupler
Ainult telli
Phoenix Contact
FB-2SP - Device coupler
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356466158
MPN: 2316051
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
CLOUD IOT GATEWAY - IoT gateway
Ainult telli
Phoenix Contact
CLOUD IOT GATEWAY - IoT gateway
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4055626534169
MPN: 1031235
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
BTL HELP. CONNECTOR MODULE N4615
Ainult telli
BTicino
BTL HELP. CONNECTOR MODULE N4615
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
Jaga kasti: 10,00 €
EAN: 8012199202938
MPN: N4615
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
IB STME 24 DO32/2
Ainult telli
Phoenix Contact
IB STME 24 DO32/2
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918063139
MPN: 2754370
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
AXL E ETH IOL8 DI4 M12 6M - Distributed I/O device
Ainult telli
Phoenix Contact
AXL E ETH IOL8 DI4 M12 6M - Distributed I/O device
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4046356763899
MPN: 2701541
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
ILB PB 24 DI 8 DIO8 - I/O module
Ainult telli
Phoenix Contact
ILB PB 24 DI 8 DIO8 - I/O module
Hind nõudmisel
We do not have price for this product yet, please contact your manager!
EAN: 4017918956424
MPN: 2863562
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): Päringu alusel
SIMATIC ET 200SP, digital output module, DQ 4x24 V DC/2 A high feature, source output (PNP,sourcing output) packing unit: 1 unit, suitable for
Müüja laos
Siemens
SIMATIC ET 200SP, digital output module, DQ 4x24 V DC/2 A high feature, source output (PNP,sourcing output) packing unit: 1 unit, suitable for
83,14 €
Hind kehtib kuni 28.02.26
EAN: 4047623414322
MPN: 6ES7132-6BD21-0CA0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIMATIC ET 200SP, digital output module DQ 4x24 V DC/2 A standard, source output (PNP,sourcing output) packing unit: 1 unit, suitable for BU
Müüja laos
Siemens
SIMATIC ET 200SP, digital output module DQ 4x24 V DC/2 A standard, source output (PNP,sourcing output) packing unit: 1 unit, suitable for BU
73,26 €
Hind kehtib kuni 28.02.26
EAN: 4047623414483
MPN: 6ES7132-6BD21-0BA0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
SIMATIC ET 200SP, digital combined module, DI 8x/DQ 8x24 V DC/0.5 A standard, DI: sink input, (sinking input), DQ: source output (sourcing output)
Müüja laos
Siemens
SIMATIC ET 200SP, digital combined module, DI 8x/DQ 8x24 V DC/0.5 A standard, DI: sink input, (sinking input), DQ: source output (sourcing output)
96,02 €
Hind kehtib kuni 28.02.26
EAN: 4047623412861
MPN: 6ES7133-6BH00-0BA0
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Library for connection of MODBUS TCP slaves for redundant S7-400 systems. License for one PCS 7 project. Online Software Delivery
Ainult telli
Siemens
Library for connection of MODBUS TCP slaves for redundant S7-400 systems. License for one PCS 7 project. Online Software Delivery
3 119,66 €
Hind kehtib kuni 31.12.26
EAN: 0195125378704
MPN: 9AE4110-1MB21
Pakend: 1
Hinnanguline tarneaeg meie laos (umbes): 1-4 weeks
Similar figure
Ainult telli
Siemens
Communications processor CP 443-1 Advanced, connection SIMATIC S7-400 to IE
3 637,07 €
Hind kehtib kuni 24.12.26
EAN: 4019169206693
MPN: 6GK7443-1GX30-0XE0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Ainult telli
Siemens
Communications processor CP 443-1 RNA, connection SIMATIC S7-400/S7-400H to IE
3 181,45 €
Hind kehtib kuni 24.12.26
EAN: 4019169281027
MPN: 6GK7443-1RX00-0XE0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
Similar figure
Ainult telli
Siemens
Communications processor CP 1542SP-1 IRC, connection SIMATIC S7-ET 200SP to IE
908,41 € tk kohta
Hind kehtib kuni 28.02.26
EAN: 4047622403563
MPN: 6GK7542-6VX00-0XE0
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
FLKM-D15 SUB/B - Interface module
Ainult telli
Phoenix Contact
Interface module
48,47 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4017918054625
MPN: 2281199
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
FLKM 14/KDS3-MT/PPA/PLC - Passive module
Ainult telli
Phoenix Contact
Passive module
71,79 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4017918058036
MPN: 2290423
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
VIP-2/SC/FLK50 - Passive module
Ainult telli
Phoenix Contact
Passive module
65,90 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4046356552875
MPN: 2900463
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
TC-D37SUB-ADIO16-M-P-UNI - Module carrier
Ainult telli
Phoenix Contact
Module carrier
487,80 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4046356697996
MPN: 2902933
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks
TC-2KS40-AO16-EX-PR-CS - Module carrier
Ainult telli
Phoenix Contact
Module carrier
640,41 € tk kohta
Hind kehtib kuni 24.12.26
EAN: 4046356951395
MPN: 2905201
Karp: 1
Hinnanguline tarneaeg meie laos (umbes): 4-6 weeks