Thern Heavy Duty Power Winches Upto 6,500 Lbs

4WS Series - Worm/Spur Gear Power Winches -
Load Rating 800 lbs
4WS1M6-1	Model 4WS1M6-1 4WS Series - Worm/Spur Gear Power Winches - .5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 15 FPM, (115V OR 230V / 1 PH) ** Weight = 155 lbs
4WS1M6-2	Model 4WS1M6-2 4WS Series - Worm/Spur Gear Power Winches - .5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH) ** Weight = 155 lbs
4WS1M6-3	Model 4WS1M6-3 4WS Series - Worm/Spur Gear Power Winches - .75 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 30 FPM, (115V OR 230V / 1 PH) ** Weight = 165 lbs
4WS1M6-4	Model 4WS1M6-4 4WS Series - Worm/Spur Gear Power Winches - .75 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 30 FPM, (230V / 460V / 3 PH) ** Weight = 165 lbs
4WS1M6-5	Model 4WS1M6-5 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 40 FPM, (115V OR 230V / 1 PH) ** Weight = 175 lbs
4WS1M6-6	Model 4WS1M6-6 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 800 Lbs, Line Speed 40 FPM, (230V / 460V / 3 PH) ** Weight = 175 lbs
Load Rating 1,100 lbs
4WS1M6-7	Model 4WS1M6-7 4WS Series - Worm/Spur Gear Power Winches - .75 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1100 Lbs, Line Speed 20 FPM, (115V OR 230V / 1 PH) ** Weight = 165 lbs
4WS1M6-8	Model 4WS1M6-8 4WS Series - Worm/Spur Gear Power Winches - .75 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1100 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH) ** Weight = 165 lbs
4WS1M6-9	Model 4WS1M6-9 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1100 Lbs, Line Speed 30 FPM, (115V OR 230V / 1 PH) ** Weight = 175 lbs
4WS1M6-10	Model 4WS1M6-10 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1100 Lbs, Line Speed 30 FPM, (230V / 460V / 3 PH) ** Weight = 175 lbs
4WS1M6-11	Model 4WS1M6-11 4WS Series - Worm/Spur Gear Power Winches - 1.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1100 Lbs, Line Speed 40 FPM, (230V / 460V / 3 PH) ** Weight = 180 lbs
Load Rating 1,500 lbs
4WS1M6-12	Model 4WS1M6-12 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1500 Lbs, Line Speed 20 FPM, (115V OR 230V / 1 PH) ** Weight = 175 lbs
4WS1M6-13	Model 4WS1M6-13 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1500 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH) ** Weight = 175 lbs
4WS1M6-14	Model 4WS1M6-14 4WS Series - Worm/Spur Gear Power Winches - 1.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1500 Lbs, Line Speed 30 FPM, (230V / 460V / 3 PH) ** Weight = 170 lbs
4WS1M6-15	Model 4WS1M6-15 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1500 Lbs, Line Speed 40 FPM, (230V / 1 PH Only) ** Weight = 180 lbs
4WS1M6-16	Model 4WS1M6-16 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 1500 Lbs, Line Speed 40 FPM, (230V / 460V / 3 PH) ** Weight = 180 lbs
CO4WS1M6	Clutch option for 4WS1M6 Series (for horizontal pulling only) For 4WS - Worm/Spur Gear Power Winches -
Load Rating 2,000 lbs
4WS3M10-1	Model 4WS3M10-1 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 2000 Lbs, Line Speed 15 FPM, (115V OR 230V / 1 PH), ** Weight = 310 lbs
4WS3M10-2	Model 4WS3M10-2 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 2000 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 310 lbs
4WS3M10-3	Model 4WS3M10-3 4WS Series - Worm/Spur Gear Power Winches - 1.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 2000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 305 lbs
Load Rating 2,500 lbs
4WS3M10-4	Model 4WS3M10-4 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 2500 Lbs, Line Speed 20 FPM, (230V / 1 PH Only) ** Weight = 305 lbs
4WS3M10-5	Model 4WS3M10-5 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 2500 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 320 lbs
Load Rating 3,000 lbs
4WS3M10-6	Model 4WS3M10-6 4WS Series - Worm/Spur Gear Power Winches - 1.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 305 lbs
4WS3M10-7	Model 4WS3M10-7 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 20 FPM, (230V / 1 PH Only) ** Weight = 320 lbs
4WS3M10-8	Model 4WS3M10-8 4WS Series - Worm/Spur Gear Power Winches - 2 hp - with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 320 lbs
4WS6M12-1	Model 4WS6M12-1 4WS Series - Worm/Spur Gear Power Winches - 1.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 10 FPM, (230V / 460V / 3 PH), ** Weight = 515 lbs
4WS6M12-2	Model 4WS6M12-2 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 20 FPM, (230V / 1 PH Only) ** Weight = 530 lbs
4WS6M12-3	Model 4WS6M12-3 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 530 lbs
Load Rating 3,500
4WS3M10-9	Model 4WS3M10-9 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3500 Lbs, Line Speed 7 FPM, (115V OR 230V / 1 PH), ** Weight = 320 lbs
4WS3M10-10	Model 4WS3M10-10 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3500 Lbs, Line Speed 7 FPM, (230V / 460V / 3 PH), ** Weight = 320 lbs
4WS3M10-11	Model 4WS3M10-11 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3500 Lbs, Line Speed 15 FPM, (230V / 1 PH Only) ** Weight = 320 lbs
4WS3M10-12	Model 4WS3M10-12 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3500 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 320 lbs
4WS3M10-13	Model 4WS3M10-13 4WS Series - Worm/Spur Gear Power Winches - 3 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 3500 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 330 lbs
CO4WS3M10	Clutch option for 4WS1M10 Series (for horizontal pulling only) For 4WS - Worm/Spur Gear Power Winches -
Load Rating 4,000 lbs
4WS6M12-4	Model 4WS6M12-4 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 4000 Lbs, Line Speed 6 FPM, A,(230V / 1 PH Only) ** Weight = 535 lbs
4WS6M12-5	Model 4WS6M12-5 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 4000 Lbs, Line Speed 6 FPM, (230V / 460V / 3 PH), ** Weight = 535 lbs
4WS6M12-6	Model 4WS6M12-6 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 4000 Lbs, Line Speed 10 FPM, (230V / 1 PH Only) ** Weight = 530 lbs
4WS6M12-7	Model 4WS6M12-7 4WS Series - Worm/Spur Gear Power Winches - 2 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 4000 Lbs, Line Speed 10 FPM, (230V / 460V / 3 PH), ** Weight = 530 lbs
4WS6M12-8	Model 4WS6M12-8 4WS Series - Worm/Spur Gear Power Winches - 3 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 4000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 540 lbs
Load Rating 6,000 lbs
4WS6M12-9	Model 4WS6M12-9 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 6000 Lbs, Line Speed 4 FPM, (115V OR 230V / 1 PH), ** Weight = 535 lbs
4WS6M12-10	Model 4WS6M12-10 4WS Series - Worm/Spur Gear Power Winches - 1 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 6000 Lbs, Line Speed 4 FPM, (230V / 460V / 3 PH), ** Weight = 535 lbs
4WS6M12-11	Model 4WS6M12-11 4WS Series - Worm/Spur Gear Power Winches - 3 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 6000 Lbs, Line Speed 10 FPM, (230V / 460V / 3 PH), ** Weight = 540 lbs
4WS6M12-12	Model 4WS6M12-12 4WS Series - Worm/Spur Gear Power Winches - 5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 6000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 585 lbs
CO4WS6M12	Clutch option for 4WS1M12 Series (for horizontal pulling only) For 4WS - Worm/Spur Gear Power Winches -
Load Rating 7,000 lbs
4WS9M18-1	Model 4WS9M18-1 4WS Series - Worm/Spur Gear Power Winches - 5 hp with brake, no controls , Clutch Option Sold Seprtately, , Load Rating 7000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 1098 lbs
4WS9M18-2	Model 4WS9M18-2 4WS Series - Worm/Spur Gear Power Winches - 7.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 7000 Lbs, Line Speed 30 FPM, (230V / 460V / 3 PH), ** Weight = 1095 lbs
Load Rating 10,000 lbs
4WS9M18-3	Model 4WS9M18-3 4WS Series - Worm/Spur Gear Power Winches - 5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 10000 Lbs, Line Speed 10 FPM, (230V / 460V / 3 PH), ** Weight = 1098 lbs
4WS9M18-4	Model 4WS9M18-4 4WS Series - Worm/Spur Gear Power Winches - 7.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 10000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 1095 lbs
4WS9M18-5	Model 4WS9M18-5 4WS Series - Worm/Spur Gear Power Winches - 10 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 10000 Lbs, Line Speed 30 FPM, (230V / 460V / 3 PH), ** Weight = 1151 lbs
Load Rating 13,000 lbs
4WS16M20-1	Model 4WS16M20-1 4WS Series - Worm/Spur Gear Power Winches - 7.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 13000 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 1550 lbs
4WS16M20-2	Model 4WS16M20-2 4WS Series - Worm/Spur Gear Power Winches - 10 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 13000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 1610 lbs
4WS16M20-3	Model 4WS16M20-3 4WS Series - Worm/Spur Gear Power Winches - 15 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 13000 Lbs, Line Speed 35 FPM, (230V / 460V / 3 PH), ** Weight = 1650 lbs
Load Rating 16,000 lbs
4WS16M20-4	Model 4WS16M20-4 4WS Series - Worm/Spur Gear Power Winches - 7.5 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 16000 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 1550 lbs
4WS16M20-5	Model 4WS16M20-5 4WS Series - Worm/Spur Gear Power Winches - 10 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 16000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 1610 lbs
Load Rating 22,000 lbs
4WS26M26-1	Model 4WS26M26-1 4WS Series - Worm/Spur Gear Power Winches - 15 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 22000 Lbs, Line Speed 20 FPM, (230V / 460V / 3 PH), ** Weight = 3110 lbs
4WS26M26-2	Model 4WS26M26-2 4WS Series - Worm/Spur Gear Power Winches - 20 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 22000 Lbs, Line Speed 25 FPM, (230V / 460V / 3 PH), ** Weight = 3290 lbs
4WS26M26-3	Model 4WS26M26-3 4WS Series - Worm/Spur Gear Power Winches - 25 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 22000 Lbs, Line Speed 35 FPM, (230V / 460V / 3 PH), ** Weight = 3350 lbs
Load Rating 26,000 lbs
4WS26M26-4	Model 4WS26M26-4 4WS Series - Worm/Spur Gear Power Winches - 10 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 26000 Lbs, Line Speed 10 FPM, (230V / 460V / 3 PH), ** Weight = 3070 lbs
4WS26M26-5	Model 4WS26M26-5 4WS Series - Worm/Spur Gear Power Winches - 15 hp with brake, no controls, Clutch Option Sold Seprtately, , Load Rating 26000 Lbs, Line Speed 15 FPM, (230V / 460V / 3 PH), ** Weight = 3110 lbs

4WS SERIESHEAVY-DUTY ELECTRIC POWER WINCHES

26 HEAVY-DUTY, DIRECT-DRIVE GEARS

Enhance Load Control and Positioning The 4WS Series of power winches (800 to 26,000 pounds) is designed to lift, lower, pull, or position heavy loads. Heavy-duty spur and worm gears, plus direct-drive gearing enhance load security and positioning accuracy. Sealed cast-iron gearcase housing with integral oil bath lubricates rotating gears for long service life. Ideal for long-lift or long-pull applications with single-phase power.

Flange-Mounted Premium Motor and Enclosure

Reversible, three-phase, industrial-grade motor, endures continuous operation. Single-phase version also available
A totally enclosed, fan-cooled (TEFC) design, featuring IP44+ and F-class insulation, resists debris and contamination for long service life
Standard motors comply with industry standards: UL, CSA, IEC, and NEMA MG

Durable Gears and Gearbox Design

Heavy-duty spur gears, providing secondary reduction, are guarded with grease zerks for easy lubrication and maintenance
Large-capacity bearings enhance smooth operation and durability
Sealed, cast-iron gearbox with integral oil bath for primary gears dissipates heat and provides continuous lubrication for enhanced service life
Direct-drive gearing, featuring spur and worm gears, enhance load control and positioning while resisting wear
Primary speed reducers meet AGMA and/or DIN standards

Load-Holding Motor Disk Brake

Spring-set, electrically-released brake helps control loads and facilitates safe operation

Integral Drum and Shaft Design

Large-diameter, welded-steel drum, featuring outside flange anchors, promotes uniform winding and life of wire rope
Anchors allow cable to be over or under wound and provide multiple drum exit angles
Flange-style, self-aligning roller bearings with cast-iron housing maintain smooth drum rotation
Continuous, solid-steel drum shaft and steel frame provide optimal strength and security
Complete wire rope assemblies available upon request

Specifications Imperial
Series	Load Rating	Power Supply	Line Speed	Drum Capacity	Drum
4WS1M6	1,500 lbs	0.5–1.5 hp	17–44 fpm	260 ft	Yes
4WS3M10	3,700 lbs	1–3 hp	8–23 fpm	500 ft	Yes
4WS6M12	6,400 lbs	1–5 hp	4–24 fpm	660 ft	Yes
4WS9M18	10,000 lbs	5–10 hp	13–32 fpm	1,500 ft	No
4WS16M20	16,000 lbs	7.5–15 hp	12–35 fpm	1,530 ft	No
4WS26M26	26,200 lbs	10–25 hp	10–36 fpm	1,480 ft	No

Specifications Metric
Series	Load Rating	Power Supply	Line Speed	Drum Capacity	Drum
4WS1M6	680 kg	0.37–1.1 kW	5–13 mpm	79 m	Yes
4WS3M10	1,675 kg	0.75–2.2 kW	2–7 mpm	152 m	Yes
4WS6M12	2,900 kg	0.75–3.7 kW	1–7 mpm	201 m	Yes
4WS9M18	4,535 kg	3.7–7.5 kW	3–9 mpm	457 m	No
4WS16M20	7,255 kg	5.5–11 kW	3–10 mpm	466 m	No
4WS26M26	11,880 kg	7.5–18.5 kW	3–10 mpm	451 m	No

4WS Series â 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

Click here to view the Electronic Controls options
to Operate Power Winches Remotely

**We suggest you Download 4WS_PowerWinch for additional information
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 or questions
please contact sales @ 800-458-3687
Feel Free to email your us your application for a Quote

Electric Drum Control Switches Order Separately
10L2A1	NEMA 1
10L7E1	NEMA 1
10L2A4	NEMA 4 watertight
10L7E4	NEMA 4 watertight
10P1A46	6 ft pendant control

All Thern Winches and Cranes are sold Without Wire Rope -
Click Here for Wire Rope Selection