electrical center b2c
BL-3657 Micro DC Brushless Motor 12V/24V 3000-10000RPM Hall PWM
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$33.89 USD
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BL-3657 micro DC brushless motor 12V 24V 3000-10000 RPM,Hall sensor PWM speed controllable reversible brushless motor,9mm 11mm 24mm shaft with/without driver board,high speed micro motor for CNC spindle robot
Quiet PWM Speed Controllable Reversible High Power 555 BLDC Motor
Product Description
BL-3657 is a 3-phase 2-pole DC brushless motor fitted with Hall sensor. It provides two optional configurations: pre-assembled with driver board or motor only without driver board. It supports forward & reverse rotation and PWM speed adjustment, available in 12V and 24V working voltage.
Multiple no-load speed selections: 3000,4000,5000,6000,7000,8000,9000,10000 RPM.
Optional output shaft length: 9mm,11mm,24mm.
Rated power:12W, net weight about 179g.
1. Core Spec & Feature (EN Listing Draft)
- Spec: BL-3657 Micro DC Brushless Motor; Voltage: 12V/24V; Speed: 3000/4000/5000/6000/7000/8000/9000/10000 RPM; Hall Sensor built-in; Shaft: 9mm/11mm/24mm; Options: With/Without Driver Board.
- Feature: High-speed micro brushless design (up to 10k RPM) with Hall sensor for precise feedback; quiet operation & PWM speed controllable; reversible rotation; compact 36mm frame; driver board option simplifies direct PWM/controller integration; pairs with DM556 & HH/MK/JQX/LC1D stack.
- Use: High-speed micro-drives, CNC spindle auxiliary, robotic actuators, smart agriculture (ventilation/fan), precision tools, gimbals, tachometer-tested loops.
- Pairing: Drive via onboard driver or external PWM/DM556/YMS7-B; power by 3-60V/3-90V PSU; logic switch via HH52P/MK2P → JQX-38F/LC1D for heavier loads; wire UL2464/UL2547; test 4mm banana; couplers GX/M12; read XD tachometer; clean with cordless washer.
- Note: Raw high-speed vs GP16/GP36/GP42 planetary reducers (this is non-planetary, direct drive); ideal for spindle/fan where speed > torque; Hall sensor enables closed-loop; 24V for stronger performance; shaft length 9/11/24mm fits varied couplings; driver board recommended for plug-play PWM.
Core Advantages
✅ Built-in Hall sensor for reliable startup and smooth running
✅ Dual options: with driver board / no driver board
✅ PWM speed regulation and forward/reverse rotation supported
✅ Low noise compact micro structure
✅ Pure copper winding, stable high power performance
✅ Multiple RPM and shaft length options
✅ Compatible with 12V & 24V power supply
Wire Sequence & Function Description
Please read carefully before using the product

Green Wire: Motor Brake Signal Input Control (Brake triggered at low level, max 0.6V)
⚠️ WARNING: Never reverse positive and negative power supply. Signal wires must NOT connect to power. Warranty void if miswired!
Specification
| Attribute | Value |
|---|---|
| Product Model | BL-3657 |
| Motor Type | 3 Phase 2-Pole DC Brushless BLDC Motor with Hall Sensor |
| Rated Voltage | 12V / 24V |
| Rated Power | 12W |
| No-load Speed | 3000~10000 RPM optional |
| Sensor | With Hall Sensor |
| Version | Optional: With Driver Board / Without Driver Board |
| Function | PWM Speed Control, Forward & Reverse Rotation |
| Output Shaft Length | 9mm /11mm /24mm |
| Material | Pure Copper Coil, High Strength Magnetic Tile, Ball Bearing |
| Net Weight | 179g |
| Feature | Hall sensor, low noise, compact size, stable torque |
| Application | Medical instrument, packaging, robotics, CNC, laser cutting, automation equipment |
FAQ
Q1: Does BL-3657 brushless motor come with hall sensor?
A: Yes. This BL-3657 is equipped with hall sensor to guarantee stable startup and smooth operation.
Q2: Can I pick version with or without driver board?
A: Yes. Two choices available: complete set with driver board or motor only without driver.
Q3: What voltage options are available?
A: 12V and 24V for selection.
Q4: What output shaft lengths can I choose?
A: 9mm,11mm and 24mm three shaft options.
Q5: What is the net weight of BL-3657 motor?
A: Around 179 grams.
Q6: What are the wire definitions of BL-3657?
A: Connector A XHP-3PIN power phase: Blue=U, Yellow=V, White=W.
Connector B XHP-5PIN hall sensor: Blue=Hall U, Yellow=Hall V, White=Hall W, Black=GND, Red=Hall VCC(3.3-5V).
Wrong wiring may burn the motor or driver, please double check before power on.
Q7: What applications is BL-3657 used for?
A: Widely used for robotic arms, CNC, laser cutting, medical equipment, packaging machinery, aerospace, semiconductor and other precision automation machines.
Care Instructions
Care Instructions

