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

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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

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
	Rated Voltage-	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
155^oC (class F) magnet wire

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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
180^oC (class H), 200^oC (class C) magnet wire
-40^oC ~ 220^oC bearing lubricant
Neodymium magnets-

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