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Cordless tool DC motor, RS-770H/775H motor,12V dc motor

Shenzhen Chefei Electric Machine Co., Ltd.

Cordless tool DC motor, RS-770H/775H motor,12V dc motor

Packaging Details : Standard package

Certification : CCC, CE, ROHS, UL

Price : FOB USD 2.8~3.8 / PieceGet Latest Price

Delivery Time : less than 30 days

Payment Terms : L/C,D/A,D/P,T/T

MOQ : 10000 Piece/Pieces

Supply Ability : 1,000,000 Piece/Pieces per Month

Port : SHENZHEN

Place of Origin : Guangdong

Brand Name : Chengfang

Model Number : RS-770H/775H

Application : Cordless tool / Model car /Model ship

Weight : Approx. 350g

Construction : Permanent Magnet

Usage : Boat, Fan

Name : Electric tool motor

Type : Micro Motor

Dimension : dia. 43.8 x 66 L. shaft O.D. 5.0 mm

Commutation : Brush

Category : Graphite Powder

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Electric tool motor
Weight: 350g Approx
Application: Cordless tool / Model car /Model ship

The models we list below are part of our existing designs. We offer specific motor design for every customer.

Model No.

Main Performance-

Rated Voltage-

No Load

At Maximum Efficiency

At Stall

Speed

Current

Speed

Current

Torque

Output

Eff.

Current

Torque

V

r/min

A

r/min

A

g.cm

W

%

A

g.cm

RS-770SHF-7029R

12.0 CONST

13,000

2.39

11,458

8.48

625

74.13

72.7

78.89

6390

RS-770SHF-7031R

12.0 CONST

12,000

1.13

10,678

6.90

515

57.67

67.7

75.82

5502

RS-770SHF-40103R

12.0 CONST

3,800

0.21

3,380

1.68

383

13.28

65.7

13.5

3450

RS-775SHF-5521R

12.0 CONST

9,000

0.83

7,797

3.72

403

32.93

73.68

33.76

3470

RS-775SHF-2986R

16.0 CONST

3,000

0.17

2,576

0.75

337

8.8

72.86

5.3

2070

RS-775SHF-6021R

24.0 CONST

18,500

1.15

16,367

6.49

675

17.67

75.53

74.55

7940

RS-775SHF-47347R

24.0 CONST

10,500

0.54

9,415

4.69

702

67.91

60.4

40.7

6800

RS-775SHF-27120R

24.0 CONST

3,000

0.15

2,537

0.82

525

13.69

69.4

4.50

3400

RS-775SHF-7006R

12.0 CONST

28,000

5.32

23,931

31.29

1037

254.9

67.9

184

7138

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Unit Conversion: 1g.cm≈0.098mN.m≈0.014oz.in-- 1mm=0.039in-- 1g=0.035oz

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  • Electric tool motor
  • Dimension:-φ-43.8 x 59 L. shaft O.D. 5.0 mm
  • Basic Structure: SECD housing / SECC end cap
  • Application:-Cordless tool / Model car /Model ship
  • Weight: Approx. 350g
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Basic Structure of Chengfang Motors

  • 2-pole stator
  • Sr ferrite permanent magnet
  • 3, 5, 7, 8, 9, 12,16 slots armature
  • Silicon-steel lamination with epoxy coating
  • High-carbon steel shaft
  • Cu-Ag alloy commutator
  • Copper-graphite brushes
  • Be-Cu leaf-brush commutating system
  • SECD round / flat type housing
  • SECD end cap / glassfiber reinforced PA6/6 end cap
  • Cylinder / self-aligning Cu-Fe alloy sintered bushes
  • 155oC (class F) magnet wire

Customerized Options

  • Leadwires with connector / pins
  • EMI suppression components
  • PTC or thermostate protection
  • Built-in AC/DC rectifier
  • Built-in cooling fan
  • Multiple output shaft
  • diamond knurls, straight knurls, D-cut, stepped shaft
  • Shaft-mounted gears, essentric gears, belt pulleys
  • Stainless steel (SS304, SS420) shaft
  • Ball bearing
  • Cage-brush commutating system
  • Precious metal brush / commutator
  • Hall encoder
  • Low-cogging torque design
  • 180oC (class H), 200oC (class C) magnet wire
  • -40oC ~ 220oC bearing lubricant
  • Neodymium magnets-

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