Register to unlock your exclusive B2B prices and start shopping. Sign up now!

Motors & Motion Control - Page 296

ABB Danfoss Fluke Jung Legrand Phoenix Contact Rittal S&P Schneider Electric Siemens Theben
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=13Nm (100K) NN=3000rpm, PN=3.24kW Naturally cooled 1FT7082-5AF70-1BG2

3 124,72 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766849749
MPN: 1FT7082-5AF70-1BG2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=2.3 kW; UDC=600 V M0=11 Nm 1FK7063-2AF71-1UA0

1 324,13 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621523923
MPN: 1FK7063-2AF71-1UA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=0.69 kW; UDC=600V M0=1.6 Nm (100K); 1FK7040-2AK71-1UB1

1 216,44 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621512996
MPN: 1FK7040-2AK71-1UB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=7Nm (100K) NN=3000rpm, PN=1.76kW Naturally cooled 1FT7046-5AF71-1BA1

2 897,38 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766522208
MPN: 1FT7046-5AF71-1BA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=1.4 kW; UDC=600 V M0=11 Nm 1FK7063-2AH71-1UG1

1 329,45 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621524470
MPN: 1FK7063-2AH71-1UG1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=2.4kW; UDC=600V M0=12Nm (100K); NN=4500rpm; Naturally 1FK7064-4CH71-1UG1

1 495,39 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621526276
MPN: 1FK7064-4CH71-1UG1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=0.59 kW; UDC=600V M0=3Nm (100K); NN=2000rpm; 1FK7042-2AC74-1SG1

866,29 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766386800
MPN: 1FK7042-2AC74-1SG1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=0.59kW; UDC=600V M0=3Nm (100K); NN=2000rpm; Naturally 1FK7042-2AC71-1RB2

1 611,68 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621238001
MPN: 1FK7042-2AC71-1RB2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=2.4kW; UDC=600V M0=12Nm (100K); NN=4500rpm; Naturally 1FK7064-4CH74-1TH0

1 490,96 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766471667
MPN: 1FK7064-4CH74-1TH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-HI PN=4.3kW; UDC=600V M0=27Nm (100K); NN=2000rpm; naturally 1FK7101-3BC71-1RA0

2 289,90 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766401909
MPN: 1FK7101-3BC71-1RA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=3.1kW; UDC=600V M0=20Nm (100K); NN=2000rpm; Naturally 1FK7084-2AC74-1EH1

2 689,49 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766389825
MPN: 1FK7084-2AC74-1EH1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=3.8kW; UDC=600V M0=18Nm (100K); NN=3000rpm; Naturally 1FK7100-2AF74-1EA0

2 331,23 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766413230
MPN: 1FK7100-2AF74-1EA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=1.4 kW; UDC=600 V M0=11 Nm 1FK7063-2AH71-1UB1

1 613,63 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621524449
MPN: 1FK7063-2AH71-1UB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=2.6 kW; UDC=600V M0=16 Nm (100K); 1FK7083-2AC74-1TH2

1 716,97 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766389412
MPN: 1FK7083-2AC74-1TH2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=2.1 kW; UDC=600V M0=12Nm (100K); NN=2000rpm; 1FK7081-2AC71-1RB1

2 161,21 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621234294
MPN: 1FK7081-2AC71-1RB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=1.2kW; UDC=600V M0=4.5Nm (100K); NN=3000rpm; Naturally 1FK7044-4CF74-1AG0

1 337,17 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766336898
MPN: 1FK7044-4CF74-1AG0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=2.1 kW; UDC=600 V M0=8 Nm 1FK7080-2AF71-1UH0

1 522,78 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621526887
MPN: 1FK7080-2AF71-1UH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=0.94kW; UDC=600V M0=3Nm (100K); NN=6000rpm; Naturally 1FK7042-2AK71-1BA1

1 500,61 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621241797
MPN: 1FK7042-2AK71-1BA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=70Nm (100K) NN=1500rpm, PN=9.58kW Naturally cooled 1FT7108-5AB70-1BA0

6 427,28 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621003913
MPN: 1FT7108-5AB70-1BA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=4.4 kW; UDC=600 V M0=36 Nm 1FK7103-2AF71-1PA0

2 246,13 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621537371
MPN: 1FK7103-2AF71-1PA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-HI PN=5.2kW; UDC=600V M0=36Nm (100K); NN=2000rpm; naturally 1FK7103-3BC71-1QA1

2 470,09 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766402630
MPN: 1FK7103-3BC71-1QA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=0.94 kW; UDC=600V M0=3Nm (100K); NN=6000rpm; 1FK7042-2AK74-1SG2

866,29 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766461781
MPN: 1FK7042-2AK74-1SG2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=1.3kW; UDC=600V M0=3.5Nm (100K); NN=6000rpm; Naturally 1FK7043-4CK74-1TA0

900,99 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766472114
MPN: 1FK7043-4CK74-1TA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HI PN=3.1kW; UDC=600V M0=20Nm (100K); NN=2000rpm; Naturally 1FK7084-3BC74-1AB1

2 470,01 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766398179
MPN: 1FK7084-3BC74-1AB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=3.8kW; UDC=600V M0=18Nm (100K); NN=3000rpm; Naturally 1FK7100-2AF74-1AB1

2 431,71 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766413377
MPN: 1FK7100-2AF74-1AB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=1.8 kW; UDC=600V M0=12Nm (100K); NN=4500rpm; 1FK7081-2AH71-1BA1

1 951,53 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621237202
MPN: 1FK7081-2AH71-1BA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-HI PN=1.9 kW; UDC=600 V M0=8.5 Nm 1FK7062-3BF71-1QA2

1 407,37 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621244385
MPN: 1FK7062-3BF71-1QA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=2.1kW; UDC=600V M0=12Nm (100K); NN=2000rpm; Naturally 1FK7064-4CC71-1RB2

2 150,35 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621251376
MPN: 1FK7064-4CC71-1RB2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=70Nm (100K) NN=1500rpm, PN=9.58kW Naturally cooled 1FT7108-5AB70-1CH0

7 701,95 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621063788
MPN: 1FT7108-5AB70-1CH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-HI PN=5.2kW; UDC=600V M0=36Nm (100K); NN=2000rpm; naturally 1FK7103-3BC71-1QH1

2 716,76 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766402661
MPN: 1FK7103-3BC71-1QH1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=8.2kW; UDC=600V M0=48Nm (100K); NN=3000rpm; Naturally 1FK7105-2AF71-1RG2

3 394,44 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621262440
MPN: 1FK7105-2AF71-1RG2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=5.2kW; UDC=600V M0=36Nm (100K); NN=2000rpm; Naturally 1FK7103-2AC71-1QH1

2 627,06 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621260477
MPN: 1FK7103-2AC71-1QH1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS M compact asynchronous motor 1500 r/min 22 kW 140 Nm 1PH8137-1DF00-0BA1

4 806,92 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621162160
MPN: 1PH8137-1DF00-0BA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-HI PN=5.2kW; UDC=600V M0=36Nm (100K); NN=2000rpm; naturally 1FK7103-3BC71-1QH2

2 716,76 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766402791
MPN: 1FK7103-3BC71-1QH2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=0.38kW; UDC=300V; M0=1. 3Nm (100K); NN=3000rpm; 1FK7033-4CF21-1CA2

1 767,90 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621226794
MPN: 1FK7033-4CF21-1CA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=0.59kW; UDC=600V M0=3Nm (100K); NN=2000rpm; Naturally 1FK7042-2AC74-1EH0

1 731,07 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766386930
MPN: 1FK7042-2AC74-1EH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=28Nm (100K) NN=2000rpm, PN=4.71kW Naturally cooled 1FT7086-5AC70-1CB4

5 485,57 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621003289
MPN: 1FT7086-5AC70-1CB4
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=0.94 kW; UDC=600 V M0=3 Nm 1FK7042-2AK71-1PA1

1 072,70 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621514846
MPN: 1FK7042-2AK71-1PA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=0.94 kW; UDC=600 V M0=3 Nm 1FK7042-2AK71-1PA2

1 072,70 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621514853
MPN: 1FK7042-2AK71-1PA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=1.1kW; UDC=600V M0=6Nm (100K); NN=2000rpm; Naturally 1FK7060-2AC71-1QH1

1 464,45 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621226268
MPN: 1FK7060-2AC71-1QH1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=4.3kW; UDC=600V M0=27Nm (100K); NN=2000rpm; Naturally 1FK7101-2AC71-1RA2

2 354,41 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621259280
MPN: 1FK7101-2AC71-1RA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S synchronous motor 1FK7-CT PN=2.1 kW; UDC=600V M0=8Nm (100K); NN=4500rpm; 1FK7080-2AH74-1SA2

1 223,70 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766455315
MPN: 1FK7080-2AH74-1SA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-CT PN=3.1kW; UDC=600V M0=20Nm (100K); NN=2000rpm; Naturally 1FK7084-2AC74-1AH0

2 333,98 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766389450
MPN: 1FK7084-2AC74-1AH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=5Nm (100K) NN=6000rpm, PN=1.41kW Naturally cooled 1FT7044-5AK71-1CA1

3 227,12 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766699894
MPN: 1FT7044-5AK71-1CA1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HD PN=1.7kW; UDC=600V M0=6.4Nm (100K); NN=3000rpm; Naturally 1FK7061-4CF71-1BH2

1 963,57 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621232597
MPN: 1FK7061-4CF71-1BH2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FK7-HI PN=4.3kW; UDC=600V M0=27Nm (100K); NN=2000rpm; Naturally 1FK7101-3BC74-1AH1

2 601,05 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766400070
MPN: 1FK7101-3BC74-1AH1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=7Nm (100K) NN=3000rpm, PN=1.76kW Naturally cooled 1FT7046-5AF70-1CA0

3 376,97 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0195125358768
MPN: 1FT7046-5AF70-1CA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=5Nm (100K) NN=3000rpm, PN=1.35kW Naturally cooled 1FT7044-5AF70-1FG2

3 341,69 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0662643379181
MPN: 1FT7044-5AF70-1FG2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS T Complete torque motor 1FW3 450rpm, 47.1kW 1000 Nm, 118A, 1FW3204-1DL72-5AA0

21 705,72 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0662643379860
MPN: 1FW3204-1DL72-5AA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous motor 1FT7, M0=17Nm (100K) NN=3000rpm, PN=4.40kW forced ventilation 1FT7067-7SF70-1CB0

4 931,48 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0040892999075
MPN: 1FT7067-7SF70-1CB0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous servo motor 1FK7 Compact, DC link 300V 0.85Nm, 1FK7022-5AK21-1PH2

1 135,02 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0040892659320
MPN: 1FK7022-5AK21-1PH2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS S Synchronous servo motor 1FK7 Compact 0.85Nm, 100K, 6000rpm 0.38kW, 1FK7022-5AK71-1PA2

1 031,61 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0040892661163
MPN: 1FK7022-5AK71-1PA2
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens SIMOTICS M compact asynchronous motor 1500 r/min 22 kW 140 Nm 1PH8137-1DF13-1BB1

5 226,44 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0040892912135
MPN: 1PH8137-1DF13-1BB1
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1PH1101-1LF12-0GA0 Main motor 1PH1 for SINAMICS V70; Operating voltage 380 V 3AC Pn=3.7 kW

2 940,21 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766357961
MPN: 1PH1101-1LF12-0GA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1PH1105-1HF12-2GA0 Main motor 1PH1 for SINAMICS V70; Operating voltage 380 V 3AC Pn=7.5 kW

3 562,00 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0195125206977
MPN: 1PH1105-1HF12-2GA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1PH1105-1LF10-1GA0 Main motor 1PH1 for SINAMICS V70; Operating voltage 380 V 3AC Pn=7.5 kW

3 223,19 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766478482
MPN: 1PH1105-1LF10-1GA0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1FN3002-0TK04-1AG0 SIMOTICS L Secondary section cooling with plug-in coupling; Size 050 to 150; Hollow aluminum profile

78,23 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621154684
MPN: 1FN3002-0TK04-1AG0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1FN3004-0TK04-1AE0 SIMOTICS L Secondary section cooling with plug-in coupling; Size 600; Hollow aluminum profile

77,66 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0804766218606
MPN: 1FN3004-0TK04-1AE0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1FN3004-0TK04-1AH0 SIMOTICS L Secondary section cooling with plug-in coupling; Size 600; Hollow aluminum profile

136,03 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621043858
MPN: 1FN3004-0TK04-1AH0
Package: 1
EDT to our warehouse: 4-6 weeks
Order only

Siemens 1FN3004-0TK04-1AJ0 SIMOTICS L Secondary section cooling with plug-in coupling; Size 600; Hollow aluminum profile

155,52 €
MOQ: 1
This price is valid until next price list or while stock lasts
EAN: 0887621043865
MPN: 1FN3004-0TK04-1AJ0
Package: 1
EDT to our warehouse: 4-6 weeks