4WS SERIES
Up to 6,000 lbs Capacities
Thern 4WS series power winches feature a combination of helical/worm and spur gearing, making these winches ideal for applications requiring secure load control and accurate positioning.
QUICK FACTS
- Modular design allows for customization
- TEFC brake motors
- Enclosed machine cut gearing
- Flange style ball bearings
- 2-Year Limited Warranty
SERIES MODELS
- 4WS1M6
- 4WS3M10
- 4WS6M12
- Up to 6,000 lbs Capacities
NEED A QUOTE?
If you’re not sure what product you need and would like a quote, please fill out a request form.
Model 4WS1M6C Worm/Spur Gear Power Winch with Clutch
4WS1M6, 4WS3M10, and 4WS6M12 Series Performance Characteristics |
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|
Model Number Extensions |
Load Rating |
Line Speed |
|||||||||
|
Model No. |
Load Rating |
Load Speed |
Motor Codes |
Clutch Option |
Motor HP |
1st Layer |
Mid Drum |
Full Drum |
1st Layer |
Full Drum |
Approx. Ship Weight 2 |
|
(lb) (kg) |
(fpm) (mpm) |
(lb) (kg) |
(lb) (kg) |
(lb) (kg) |
(fpm) (mpm) |
(fpm) (mpm) |
(lb) (kg) |
||||
|
4WS1M6 |
800 362 |
15 4 |
A,B,D,E,F |
C |
.5 |
800 362 |
550 249 |
420 190 |
17 5 |
33 10 |
155 71 |
|
4WS1M6 |
800 362 |
30 9 |
A,B,D,E,F |
C |
.75 |
800 362 |
550 249 |
420 190 |
29 8 |
55 16 |
165 75 |
|
4WS1M6 |
800 362 |
40 12 |
A,B,D,E,F |
C |
1 |
800 362 |
550 249 |
420 190 |
43 13 |
82 24 |
175 80 |
|
4WS1M6 |
1,100 498 |
20 6 |
A,B,D,E,F |
C |
.75 |
1,100 498 |
800 362 |
600 272 |
18 5 |
32 9 |
165 75 |
|
4WS1M6 |
1,100 498 |
30 9 |
A,B,D,E,F |
C |
1 |
1,100 498 |
800 362 |
600 272 |
30 9 |
54 16 |
175 80 |
|
4WS1M6 |
1,100 498 |
40 12 |
D,E,F |
C |
1.5 |
1,100 498 |
800 362 |
600 272 |
44 13 |
81 24 |
170 77 |
|
4WS1M6 |
1,500 680 |
20 6 |
A,B,D,E,F |
C |
1 |
1,500 680 |
1,000 453 |
800 362 |
18 5 |
32 9 |
175 80 |
|
4WS1M6 |
1,500 680 |
30 9 |
D,E,F |
C |
1.5 |
1,500 680 |
1,100 498 |
800 362 |
30 9 |
54 16 |
170 77 |
|
4WS1M6 |
1,500 680 |
40 12 |
B,D,E,F |
C |
2 |
1,500 680 |
1,100 498 |
800 362 |
44 13 |
81 24 |
180 82 |
|
4WS3M10 |
2,000 907 |
15 4 |
A,B,D,E,F |
C |
1 |
2,000 907 |
1,300 589 |
1,000 453 |
14 4 |
29 8 |
310 141 |
|
4WS3M10 |
2,000 907 |
20 6 |
D,E,F |
C |
1.5 |
2,200 997 |
1,400 635 |
1,000 453 |
18 5 |
39 11 |
305 139 |
|
4WS3M10 |
2,500 1,133 |
20 6 |
B,D,E,F |
C |
2 |
2,500 1,133 |
1,600 725 |
1,200 544 |
22 6 |
46 14 |
320 146 |
|
4WS3M10 |
3,000 1,360 |
15 4 |
D,E,F |
C |
1.5 |
3,000 1,360 |
2,000 907 |
1,500 680 |
14 4 |
29 8 |
305 139 |
|
4WS3M10 |
3,000 1,360 |
20 6 |
B,D,E,F |
C |
2 |
3,000 1,360 |
2,000 907 |
1,500 680 |
19 5 |
39 11 |
320 146 |
|
4WS3M10 |
3,500 1,587 |
7 2 |
A,B,D,E,F |
C |
1 |
3,500 1,587 |
2,300 1,043 |
1,700 771 |
8 2 |
15 4 |
330 150 |
|
4WS3M10 |
3,500 1,587 |
15 4 |
B,D,E,F |
C |
2 |
3,700 1,678 |
2,500 1,133 |
1,800 816 |
14 4 |
29 8 |
320 146 |
|
4WS3M10 |
3,500 1,587 |
20 6 |
D,E,F |
C |
3 |
3,700 1,678 |
2,500 1,133 |
1,800 816 |
23 7 |
46 14 |
330 150 |
|
4WS6M12 |
3,000 1,360 |
10 3 |
D,E,F |
C |
1.5 |
3,400 1,542 |
2,200 997 |
1,600 725 |
12 3 |
25 7 |
515 234 |
|
4WS6M12 |
3,000 1,360 |
20 6 |
B,D,E,F |
C |
2 |
3,100 1,406 |
2,000 907 |
1,500 680 |
20 6 |
42 12 |
530 241 |
|
4WS6M12 |
4,000 1,814 |
6 2 |
A,B,D,E,F |
C |
1 |
4,500 2,041 |
2,900 1,315 |
2,200 997 |
6 2 |
13 4 |
535 243 |
|
4WS6M12 |
4,000 1,814 |
10 3 |
B,D,E,F |
C |
2 |
4,500 2,041 |
2,900 1,315 |
2,100 952 |
12 3 |
25 7 |
530 241 |
|
4WS6M12 |
4,000 1,814 |
20 6 |
D,E,F |
C |
3 |
4,000 1,814 |
2,500 1,133 |
1,900 861 |
24 7 |
50 15 |
540 245 |
|
4WS6M12 |
6,000 2,721 |
4 1 |
A,B,D,E,F |
C |
1 |
6,200 2,812 |
4,000 1,814 |
3,000 1,360 |
4 1 |
8 2 |
535 243 |
|
4WS6M12 |
6,000 2,721 |
10 3 |
D,E,F |
C |
3 |
6,400 2,902 |
4,200 1,905 |
3,100 1,406 |
12 3 |
25 7 |
540 245 |
|
4WS6M12 |
6,000 2,721 |
20 6 |
D,E,F |
C |
5 |
6,400 2,902 |
4,200 1,905 |
3,100 1,406 |
24 7 |
50 15 |
585 266 |
When ordering, please indicate Model Number and Extensions. Examples: 4WS1M6-1100-20-A (without clutch); 4WS1M6-1100-20-A-C (with clutch).
Please contact Thern or nearest Thern distributor for firm, fixed price and delivery.
6 Weight may vary with motor.
5
|
Motor Codes |
||
|
A |
115 volt |
1 phase |
|
B |
230 volt |
1 phase |
|
D |
230 volt |
3 phase |
|
E |
460 volt |
3 phase |
|
F |
All other voltages, please contact factory. |
|
4WS9M18, 4WS16M20, and 4WS26M26 Series Performance Characteristics |
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|
Model Number Extensions |
Load Rating |
Line Speed |
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|
Model No. |
Load Rating |
Load Speed |
Motor Codes |
Motor |
1st Layer |
Mid Drum |
Full Drum |
1st Layer |
Full Drum |
||
|
(lb) |
(fpm) |
(hp) |
(lb) (kg) |
(lb) (kg) |
(lb) (kg) |
(fpm) (mpm) |
(fpm) (mpm) |
||||
|
4WS9M18 |
7,000 |
20 |
D,E,F |
5 |
7,300 3,312 |
5,000 2,268 |
3,800 1,724 |
21 6.4 |
41 12.5 |
||
|
4WS9M18 |
7,000 |
30 |
D,E,F |
7.5 |
7,500 3,402 |
5,200 2,359 |
4,000 1,815 |
32 9.8 |
61 18.6 |
||
|
4WS9M18 |
10,000 |
10 |
D,E,F |
5 |
10,000 4,536 |
6,900 3,130 |
5,300 2,405 |
13 4.0 |
24 7.3 |
||
|
4WS9M18 |
10,000 |
20 |
D,E,F |
7.5 |
10,000 4,536 |
6,900 3,130 |
5,300 2,405 |
21 6.4 |
41 12.5 |
||
|
4WS9M18 |
10,000 |
30 |
D,E,F |
10 |
10,000 4,536 |
6,900 3,130 |
5,200 2,359 |
32 9.8 |
61 18.6 |
||
|
4WS16M20 |
13,000 |
15 |
D,E,F |
7.5 |
13,000 5,897 |
8,800 3,992 |
6,700 3,040 |
14 4.3 |
26 7.9 |
||
|
4WS16M20 |
13,000 |
20 |
D,E,F |
10 |
13,300 6,033 |
9,100 4,128 |
6,900 3,130 |
18 5.5 |
35 10.7 |
||
|
4WS16M20 |
13,000 |
35 |
D,E,F |
15 |
13,000 5,897 |
8,900 4,038 |
6,700 3,040 |
35 10.7 |
68 20.7 |
||
|
4WS16M20 |
16,000 |
15 |
D,E,F |
7.5 |
16,000 7,258 |
11,100 5,035 |
8,500 3,856 |
12 3.7 |
24 7.3 |
||
|
4WS16M20 |
16,000 |
20 |
D,E,F |
10 |
16,000 7,258 |
11,100 5,035 |
8,500 3,856 |
16 4.9 |
31 9.4 |
||
|
4WS26M26 |
22,000 |
20 |
D,E,F |
15 |
22,800 10,343 |
16,700 7,576 |
13,200 5,988 |
18 5.5 |
31 9.4 |
||
|
4WS26M26 |
22,000 |
25 |
D,E,F |
20 |
22,600 10,252 |
16,500 7,485 |
13,100 5,943 |
25 7.6 |
43 13.1 |
||
|
4WS26M26 |
22,000 |
35 |
D,E,F |
25 |
22,200 10,070 |
16,300 7,394 |
12,900 5,852 |
36 11.0 |
63 19.2 |
||
|
4WS26M26 |
26,000 |
10 |
D,E,F |
10 |
26,200 11,885 |
19,400 8,800 |
15,400 6,986 |
10 3.0 |
17 5.2 |
||
|
4WS26M26 |
26,000 |
15 |
D,E,F |
15 |
26,000 11,794 |
20,200 9,163 |
16,500 7,485 |
16 4.9 |
27 8.2 |
||
|
Motor Codes |
||
|
D |
230 volt |
3 phase |
|
E |
460 volt |
3 phase |
|
F |
All other voltages, please contact factory. |
|
4WS Series — Winch Dimensions (Metric)
4WS Series — Winch Dimensions |
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|
Model Extension |
A1 |
B1 |
C |
D |
E |
H |
J |
K |
M |
N |
P |
R |
S (hole dia.) |
|
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
|
|
4WS1M6-800-15 |
533.4 |
549.1 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-800-30 |
533.4 |
568.4 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-800-40 |
552.4 |
593.8 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1100-20 |
533.4 |
568.4 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1100-30 |
552.4 |
23.38 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1100-40 |
552.4 |
568.4 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1500-20 |
552.4 |
23.38 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1500-30 |
552.4 |
568.4 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS1M6-1500-40 |
552.4 |
635 |
76.2 |
171.4 |
57.1 |
298.4 |
44.4 |
152.4 |
247.6 |
31.7 |
215.9 |
279.4 |
11.1 |
|
4WS3M10-2000-15 |
704.8 |
679.4 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-2000-20 |
704.8 |
654.0 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-2500-20 |
704.8 |
717.5 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-3000-15 |
704.8 |
654.0 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-3000-20 |
704.8 |
717.5 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-3500-7 |
704.8 |
812.8 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-3500-15 |
704.8 |
717.5 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS3M10-3500-20 |
731.7 |
838.2 |
127 |
257.0 |
60.4 |
444.5 |
60.4 |
254 |
381 |
47.7 |
323.8 |
419.1 |
14.9 |
|
4WS6M12-3000-10 |
838.2 |
679.4 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-3000-20 |
838.2 |
749.3 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-4000-10 |
838.2 |
749.3 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-4000-20 |
863.6 |
742.9 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-6000-4 |
838.2 |
704.8 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-6000-10 |
863.6 |
742.9 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
4WS6M12-6000-20 |
863.6 |
787.4 |
142.7 |
327.1 |
63.5 |
571.5 |
82.5 |
304.8 |
482.6 |
47.7 |
463.5 |
558.8 |
22.3 |
|
Dimensions are for reference only and subject to change without notice. 1 Dimensions A and B may vary with motor selection. |
|||||||||||||
4WS Series — Winch Dimensions |
|||||||||||||
|
Model Extension |
A1 |
B1 |
C |
D |
E |
H |
J |
K |
M |
N |
P |
R |
S (hole dia.) |
|
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
(in) |
|
|
4WS1M6-800-15 |
21.00 |
21.62 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-800-30 |
21.00 |
22.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-800-40 |
21.75 |
23.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1100-20 |
21.00 |
22.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1100-30 |
21.75 |
23.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1100-40 |
21.75 |
22.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1500-20 |
21.75 |
23.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1500-30 |
21.75 |
22.38 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS1M6-1500-40 |
21.75 |
25.00 |
3.00 |
6.75 |
2.25 |
11.75 |
1.75 |
6.00 |
9.75 |
1.25 |
8.50 |
11.00 |
.44 |
|
4WS3M10-2000-15 |
27.75 |
26.75 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-2000-20 |
27.75 |
25.75 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-2500-20 |
27.75 |
28.25 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-3000-15 |
27.75 |
25.75 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-3000-20 |
27.75 |
28.25 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-3500-7 |
27.75 |
32.00 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-3500-15 |
27.75 |
28.25 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS3M10-3500-20 |
28.81 |
33.00 |
5.00 |
10.12 |
2.38 |
17.50 |
2.38 |
10.00 |
15.00 |
1.88 |
12.75 |
16.50 |
.59 |
|
4WS6M12-3000-10 |
33.00 |
26.75 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-3000-20 |
33.00 |
29.50 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-4000-10 |
33.00 |
29.50 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-4000-20 |
34.00 |
29.25 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-6000-4 |
33.00 |
27.75 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-6000-10 |
34.00 |
29.25 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
4WS6M12-6000-20 |
34.00 |
31.00 |
5.62 |
12.88 |
2.50 |
22.50 |
3.25 |
12.00 |
19.00 |
1.88 |
18.25 |
22.00 |
.88 |
|
Dimensions are for reference only and subject to change without notice. 1 Dimensions A and B may vary with motor selection. |
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4WS Series — Drum Dimensions |
||||||||
|
Model Extension |
Drum Dia. |
Flange Dia. |
Drum Width |
Flange Angle Distance 1 |
||||
|
(in) |
(mm) |
(in) |
(mm) |
(in) |
(mm) |
(ft) |
(m) |
|
|
4WS1M6 |
2.88 |
73.1 |
7.00 |
177.8 |
6.00 |
152.4 |
10 |
3.0 |
|
4WS3M10 |
4.50 |
114.3 |
11.50 |
292.1 |
10.00 |
254 |
16 |
4.8 |
|
4WS6M12 |
5.50 |
139.7 |
14.00 |
355.6 |
12.00 |
304.8 |
20 |
6.0 |
|
Dimensions are for reference only and subject to change without notice. 1 Recommended minimum distance between drum and lead sheave for smooth drum. |
||||||||
4WS Series — Electric Drum Control Switches |
|||||
|
Model No. |
Description |
115 / 1 / 601 |
230 / 1 / 60 |
230 / 3 / 60 |
460 / 3 / 60 |
|
10L2A1 |
NEMA 1 |
to 1.5 hp |
to 2 hp |
to 3 hp |
to 3 hp |
|
10L7E1 |
NEMA 1 |
to 1.5 hp |
to 3 hp |
to 5 hp |
to 7.5 hp |
|
10L2A4 |
NEMA 4 — watertight |
to 1.5 hp |
to 2 hp |
to 3 hp |
to 3 hp |
|
10L7E4 |
NEMA 4 — watertight |
— |
to 3 hp |
to 5 hp |
to 7.5 hp |
|
10P1A46 |
6-ft pendant control |
to 1 hp |
— |
— |
— |
|
Please contact factory or nearest Thern Distributor for firm fixed price and delivery. 1 Controls for 115V single phase motors up to 1.5 hp, include an 8-ft power cord with grounded plug. |
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