XBD-4045 Professionally Manufactured Permanent Magnet Graphite Carbon Brush Coreless DC Motor

Short Description:

Nominal voltage:6~36V
Rated torque:10.64~25.62mNm
Stall torque:70.9~150.7mNm
No-load speed:4000~6500rpm
Diameter:40mm
Length:45mm

Product Detail

Product Tags

Product Introduction

The XBD-4045 graphite brushed DC motor is compact and lightweight, can provide strong power and high torque for applications. It has a stable running and efficient operation.

It provides high performance and reliability, with its coreless design offering several advantages over traditional motors. The lack of a core allows for higher torque and power density, as well as improved heat dissipation and vibration damping. Additionally, the carbon brush commutation system ensures smooth and consistent output even in demanding applications.

Application

Sinbad coreless motor have a wide range of application such as robots, drones, medical equipment, automobiles, information and communications, power tools, beauty equipment, precision instruments and military industry.

Advantage

- High torque: The XBD-4045 motor provides high torque output which makes it suitable for heavy duty applications.
- DC electric motor: Being a DC motor, it offers a smooth and consistent operation across various speeds.
- Carbon brush coreless design: The carbon brushes made of graphite are highly durable, improving the longevity of the motor.
- Efficient: The coreless design and efficient use of electricity ensures that the motor operates at a high level of efficiency, saving energy and reducing operating costs.
- Compact size: Despite its high torque output, the motor has a compact design which makes it easy to install in tight spaces.
- Versatile: The XBD-4045 motor can be used in a variety of applications including robotics, drones, and other small electric vehicles.

Parameter

Motor model 4045
Brush material graphite
At nominal
Nominal voltage	V	6	12	24	36
Nominal speed	rpm	3400	5525	5270	4980
Nominal current	A	0.83	1.23	0.58	0.49
Nominal torque	mNm	10.64	19.57	19.41	25.62
Free load
No-load speed	rpm	4000	6500	6200	6000
No-load current	mA	75	100	50	35
At max efficiency
Max efficiency	%	77.2	78.4	77.8	78.5
Speed	rpm	3560	5818	5549	5400
Current	A	0.628	0.888	0.423	0.302
Torque	mNm	7.8	13.7	13.6	15.1
At max output power
Max output power	W	7.4	22.2	21.0	23.7
Speed	rpm	2000	3250	3100	3000
Current	A	2.6	3.9	1.8	1.4
Torque	mNm	35.5	65.2	64.7	75.4
At stall
Stall current	A	5.10	7.60	3.60	2.70
Stall torque	mNm	70.9	130.5	129.4	150.7
Motor constants
Terminal resistance	Ω	1.18	1.58	6.67	13.33
Terminal inductance	mH	0.048	0.120	0.500	0.960
Torque constant	mNm/A	14.11	17.40	36.45	56.65
Speed constant	rpm/V	666.7	541.7	258.3	166.7
Speed/Torque constant	rpm/mNm	56.4	49.8	47.9	39.8
Mechanical time constant	ms	13.92	9.50	10.21	8.04
Rotor inertia	g·cm²	23.57	18.21	20.35	19.28
Number of pole pairs 1
Number of phase 5
Weight of motor	g	250
Typical noise level	dB	≤38

Samples

40mm 4-20W small power with high speed coreless brushed dc motor XBD-4045

40mm 4-20W small power with high speed coreless brushed dc motor XBD-4045 1

40mm 4-20W small power with high speed coreless brushed dc motor XBD-4045 2

Structures

FAQ

Q1. Are you a trading company or manufacturer?

A: Yes. We are a manufacturer specializing in Coreless DC Motor since 2011.

Q2: How do you control the quality?

A: We have QC team comply with TQM, each step is in compliance to the standards.

Q3. What is your MOQ?

A: Normally, MOQ=100pcs. But small batch 3-5 piece is accepted.

Q4. How about Sample order?

A: Sample is available for you. please contact us for details. Once we charge you sample fee, please feel easy, it will be refund when you place mass order.

Q5. How to order?

A: send us inquiry → receive our quotation → negotiate details → confirm the sample → sign contract/deposit → mass production → cargo ready → balance/delivery → further cooperation.

Q6. How long is the Delivery?

A: Delivery time depends on the quantity you order. usually it takes 30~45 calendar days.

Q7. How to pay the money?

A: We accept T/T in advance. Also we have different bank account for receiving money, like US dollors or RMB etc.

Q8: How to confirm the payment?

A: We accept payment by T/T, PayPal, the other payment ways also could be accepted,Please contact us before you pay by the other payment ways. Also 30-50% deposit is available, the balance money should be paid before shipping.

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