Technical Sales 1–800–458–3687

Thern Model 4771 Helical/Worm Gear Power

SERIES 477 DURA-HOIST HELICAL/ WORM GEAR

Up to 2,000 lb Capacity

Anchor your operation with the reliability of Dura-Hoist. With solid construction, internal lubrication and pendant control, the only thing you won’t need is worry

QUICK FACTS

  • Machine cut gears

  • Enclosed oil bath

  • Internal mechanical brake

  • Cast aluminum

  • Ball bearings

  • Large diameter drums

  • Mounting options

  • 2-Year Limited Warranty

SERIES MODELS

  • 4771

Features:

  • 115 / 1 / 60 Electric Motor - Standard 115-volt single-phase motor includes power cord with grounded plug and a momentary contact-type push button pendant control on a control cord.
  • Modual Design - Easy product customization and quick lead times.
  • Cast Aluminum Construction - Rugged work site durability in a lightweight package.
  • Machine Cut Worm Gears - Bronze gearing provides accurate, high efficiency operation and long lasting service.
  • Enclosed Oil Bath - Gears operate with continuous lubrication to minimize wear. Oil seals keep oil in and dirt out.
  • Automatic Brake - Internal mechanical brake provides positive load control for lifting and lowering operations.
  • Bronze Ball Bearings - Bearings are self-aligning and provide smooth and efficient operation.
  • Large Diameter Drums - Minimize wear to extend wire rope life.
  • Pressure Plate - Applies pressure to drum and wire rope to help maintain uniform winding. Not available on clutch models.
  • Dual Funtion Cable Anchor - Drum is equipped with both a standard set screw slot and keyhole slot on drum for quick disconnect with 3/8 inch swaged ball ends.
  • Lifting Handles - Handles provide for convenient work site lifting and positioning.
  • Corrosion Resistant - Durable paint finish combined with trivalent zinc plating protects against corrosion in harsh environments.
  • Two Year Warranty - Industry-leading two-year limited warranty on all our products.
 

Load Rating

 

Line Speed

Drum Capacity 1

 

Model No.

Motor Description

Motor HP

1st Layer

Mid Drum

Full Drum

Wire Rope Dia.

1st Layer

Full Drum

1st Layer

Mid Drum

Full Drum

Approx. Ship Weight

 

(lb)

(kg)

(lb)

(kg)

(lb)

(kg)

(in)

(mm)

(fpm)

(mpm)

(fpm)

(mpm)

(ft)

(m)

(ft)

(m)

(ft)

(m)

(lb)

(kg)

4771 2

115/1/60 VAC – 6 ft pendant

1.2

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

88

26.8

4771AC-1PH

115/1/60 VAC – less controls

1.2

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

87

39.4

4771AC-1PH2 3

115/230/1/60 VAC – less controls

1.5

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

115

42.1

4771AC-3PH 3

230/460/3/60 VAC – less controls

1.5

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

111

50.3

4771DC 4

12 VDC – 10 ft pendant

1.0

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

105

47.6

4771PN 4,5

pneumatic – less controls

1.2

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

70

31.7

4771HY 4,5

hydraulic – less controls

2.3

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

13

3.9

40

12.1

90

27.4

72

32.6

4777 2

115/1/60 VAC – 6 ft pendant

1.2

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

7

2.1

27

8.2

60

18.2

93

42.1

4777DC 4,6

12 VDC – 10 ft pendant

1.0

2000

907.1

1500

680.3

1200

544.3

5/16

7.9

13

3.9

22

6.7

7

2.1

27

8.2

60

18.2

105

47.6

FF10_0910.qxp

DuraHoist Model 4771 helical/worm gear power winches lift or pull up to 2,000 lbs.
4771 2000 lb  1.2 hp  115 VAC  1 phase electric with 6 ft pendant control
4771AC-1PH 2000 lb  1.2 hp  115 VAC 1 phase electric (without controls)
4771AC-1PH2 2000 lb  1.5 hp  115/230 VAC 1 phase electric (without controls)
4771AC-3PH 2000 lb  1.5 hp  230/460 VAC  3 phase electric (without controls)
4771DC 2000 lb 1.0 hp  12 VDC electric with 10 ft pendant control
4771PN 2000 lb  1.2 hp pneumatic 80 cfm at 100 psi (without controls or hoses)
4771HY 2000 lb  2.3 hp  hydraulic  4 gpm at 1000 psi (without controls or hoses)
4777 2000 lb  1.2 hp  115 VAC 1 phase electric with 6 ft pendant control drum
4777DC 2000 lb1.0 hp 12 VDC electric with 10 ft pendant control  4 drum width
477PN-CNTRL pneumatic control valve (not mounted or plumbed, no hoses)
477PN-HS6  6 ft hoses for pneumatic controls (not plumbed)
477HY-CNTRL  hydraulic control valve (not mounted or plumbed, no hoses)
477HY-HS6  6 ft hoses for hydraulic controls (not plumbed)

* Price Includes Electric Motor - Electronic Controls are sold sepertaly where no controls are included


477 Series Manual
477 Series DuraHoist Cut Sheet
Dimensions

Motor Codes
A 115 volt 1 Phase
B 230 volt 1 Phase
D 230 volt 3 phase
E 460 volt 3 phase
All other voltages or questions
please contact sales @ 800-458-3687
Feel Free to email your us your application for a Quote


 

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


ELECTRONIC CONTROLS
10L2A1 NEMA 1
10L2A4 NEMA 4 – watertight
PNEUMATIC & HYDRAULIC CONTROLS
477PN-CNTRL pneumatic control valve (not mounted or plumbed, no hoses)
477PN-HS6  6 ft hoses for pneumatic controls (not plumbed) 
477HY-CNTRL  hydraulic control valve (not mounted or plumbed, no hoses) 
477HY-HS6  6 ft hoses for hydraulic controls (not plumbed) 

FF10_0910.qxp

4771
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.3 HP _ 115 VAC _ 1 PHASE ELECTRIC WITH 6 FT PENDANT CONTROL ** WEIGHT = 87 LBS
Mfg. item #: 4771
THE4771
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,175.02

159
4771AC-1PH
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.3 HP _ 115 VAC _ 1 PHASE ELECTRIC (WITHOUT CONTROLS) ** WEIGHT = 87 LBS
Mfg. item #: 4771AC-1PH
THE4771AC-1PH
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,128.11

159
4771AC-1PH2
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.5 HP _ 115/230 VAC _ 1 PHASE ELECTRIC (WITHOUT CONTROLS) ** WEIGHT = 115 LBS
Mfg. item #: 4771AC-1PH2
THE4771AC-1PH2
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,290.17

159
4771AC-3PH
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.5 HP _ 230/460 VAC _ 3 PHASE ELECTRIC (WITHOUT CONTROLS) ** WEIGHT = 111 LBS
Mfg. item #: 4771AC-3PH
THE4771AC-3PH
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,256.05

159
4771DC
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.0 HP _ 12 VDC ELECTRIC WITH 10 FT PENDANT CONTROL ** WEIGHT = 105 LBS
Mfg. item #: 4771DC
THE4771DC
lease to own for as little as:$59 per month!
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,959.74

159
4771PN
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.2 HP _ PNEUMATIC _ 80 CFM AT 100 PSI (WITHOUT CONTROLS OR HOSES) ** WEIGHT = 70 LBS
Mfg. item #: 4771PN
THE4771PN
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,349.88

159
4771HY
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 2.3 HP _ HYDRAULIC _ 4 GPM AT 1000 PSI (WITHOUT CONTROLS OR HOSES) ** WEIGHT = 72 LBS
Mfg. item #: 4771HY
THE4771HY
lease to own for as little as:$53 per month!
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,656.94

159
4777
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.3 HP _ 115 VAC _ 1 PHASE ELECTRIC WITH 6 FT PENDANT CONTROL _ 4 DRUM ** WEIGHT = 95 LBS
Mfg. item #: 4777
THE4777
Call for freight quote on this item or we will confirm freight charges before shipping.1
$2,482.08

159
4777DC
477 SERIES - PORTABLE POWER WINCHES - 2000 LB _ 1.0 HP _ 12 VDC ELECTRIC WITH 10 FT PENDANT CONTROL _ 4 DRUM WIDTH ** WEIGHT = 124 LBS
Mfg. item #: 4777DC
THE4777DC
lease to own for as little as:$67 per month!
Call for freight quote on this item or we will confirm freight charges before shipping.1
$3,326.40

159
477PN-CNTRL
477 SERIES - PORTABLE POWER WINCHES - PNEUMATIC CONTROL VALVE (NOT MOUNTED OR PLUMBED, NO HOSES) ** WEIGHT = 6 LBS
Mfg. item #: 477PN-CNTRL
THE477PN-CNTRL
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$555.63

159
477PN-HS6
477 SERIES - PORTABLE POWER WINCHES - 6 FT HOSES FOR PNEUMATIC CONTROLS (NOT PLUMBED) ** WEIGHT = 4 LBS
Mfg. item #: 477PN-HS6
THE477PN-HS6
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$135.63

159
477HY-CNTRL
477 SERIES - PORTABLE POWER WINCHES - HYDRAULIC CONTROL VALVE (NOT MOUNTED OR PLUMBED, NO HOSES) ** WEIGHT = 5 LBS
Mfg. item #: 477HY-CNTRL
THE477HY-CNTRL
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$490.00

159
477HY-HS6
477 SERIES - PORTABLE POWER WINCHES - 6 FT HOSES FOR HYDRAULIC CONTROLS (NOT PLUMBED) ** WEIGHT = 4 LBS
Mfg. item #: 477HY-HS6
THE477HY-HS6
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$126.88

159
10L2A1
NEMA 1 - ELECTRIC DRUM CONTROL SWITCHES ** UPTO 3 HP (MUST INDICATE VOLTAGE & PHASE) - WEIGHT = 3 LBS
Mfg. item #: 10L2A1
THE10L2A1
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$367.50

159
10L2A4
NEMA 4 _ WATERTIGHT - ELECTRIC DRUM CONTROL SWITCHES ** UPTO 3 HP (MUST INDICATE VOLTAGE & PHASE) - WEIGHT = 7 LBS
Mfg. item #: 10L2A4
THE10L2A4
FREE shipping ONLY when ordered with a machine from this manufacturer otherwise Ground UPS Will Be Added at Order Entry.20
$568.75

159
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