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inner rotor bldc motor 21v tsl bldc 3163a

Inner rotor BLDC motor engineered for 3.0cm cordless pruning shears

21V market-compatible inner rotor brushless DC motor

Factory wholesale inner rotor BLDC motor from micro motor manufacturer

Customizable shaft and windings inner rotor BLDC motor

Ø31 x 63mm Inrunner BLDC Motor | TSL-BLDC-3163A

$34.00

◆ Basic Info

Brand: TSL
Origin: China
Motor Model: TSL-BLDC-3163A
Motor Type: Inrunner Brushless DC Motor
Rated Voltage: 21V DC
No Load Current: ≤1.8A
No Load Speed: 19,700rpm
Number of Slots / Poles: 6 / 4
# More Specifications
# Outline Drawing
# Downloads

◆ Typical Applications: 3.0 cm Pruner

Samples Pricing

Quantity	Unit Price	Savings
1 – 4	USD 34.00	—
5 – 9	USD 32.30	↓ 5%
10 – 24	USD 29.58	↓ 13%
25+	USD 26.52	↓ 22%

📞 Contact us for bulk production pricing

For higher (production) volumes, we offer highly competitive pricing, please Request a Quote. We response within 24h.

✈️ Global Shipping: free express shipping on orders over $150

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| 21V Inner Rotor BLDC Motor TSL-BLDC-3163A Datasheet

Looking for a reliable replacement or OEM motor for your garden tools? The inner rotor bldc motor is custom-tailored for 3.0cm electric pruning shears, providing a smooth, powerful, and rapid cutting experience.No custom power supply needed.

This 21V inner rotor bldc motor motor is fully compatible with standard market lithium batteries, making it the top choice for quick upgrades and seamless manufacturing integration.

Parameter Category	Parameter	Value	Unit
No Load	Speed	19700	Rpm
No Load	Current	1.400	Amp
Stall (Extrapolated)	Torque	955.236	m-Nm
Stall (Extrapolated)	Current	88.537	Amp
At Maximum Efficiency	Efficiency	83.63	%
	Torque	106.702	m-Nm
	Speed	17499	Rpm
	Current	11.133	Amp
	Output Power	195.535	Watts
At Maximum Power	Torque	477.618	m-Nm
	Speed	9850	Rpm
	Current	44.968	Amp
	Output Power	492.658	Watts

Note:We are the original factory. For OEM/ODM cooperation, the parameters can be customized based on customer needs. The models listed above are our standard specifications.

| Pruning Shear Inner Rotor BLDC Motor 3163A Mechanical Drawing

Unless otherwise stated, all inner rotor bldc motor dimensions are in millimeters.

Technical dimension drawing of TSL-BLDC-3163A inner rotor BLDC motor

Note:We can provide customization based on the customer’s requirements, such as output shaft options, bottom‑mount installation, housing‑mount installation, and motor waterproofing.

| Garden Equipment Inner Rotor BLDC Motor Performance Curve

The performance curves are the actual values measured by us.

TSL-BLDC-3163A inner rotor BLDC motor performance curves (RPM, torque, efficiency) — tsl bldc 3163a motor performance curve chart

| Inner Rotor BLDC Motor 3163A Typical applications

Engineered specifically for high-efficiency cordless garden tools, the TSL-BLDC-3163A inner rotor bldc motor delivers the ultimate power and torque required for 3.0cm electric pruning shears.

Optimized for the mainstream market power standards, this high-RPM inner rotor bldc motor integrates flawlessly with standard 21V lithium battery packs to ensure stable voltage, lower heat generation, and an extended tool lifespan.

tsl bldc 3163a inner rotor motor pruning shears 1

If you want to learn in detail how the TSL‑BLDC‑3163A drives 3.0 cm pruning shears, please read the article: TSL‑BLDC‑3163A Inner‑Rotor Brushless DC Motor for 3.0 cm Pruning Shears

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| Payment & Shipping

To ensure a smooth purchasing experience, we partner with world-class couriers and trusted payment gateways. Below you will find our standardized policies designed to guarantee secure payments and rapid global delivery for your motor components.

Payment Terms

1.T/T (Bank Transfer) - Default & Required: Our standard payment method for all orders (samples, small batches, and bulk wholesale alike). Upon checkout or order confirmation, our secure bank-to-bank wire instructions (including SWIFT code) will be automatically provided.

2.PayPal: Available strictly as an alternative backup option for immediate online sample checkout under special circumstances. (Please contact our sales team if you require a PayPal invoice).

Shipping & Logistics Policy

Transit Time: Shipments are primarily routed through DHL or FedEx express networks. While the estimated transit time for major destinations is typically 3 to 5 business days, the actual delivery window varies depending on the destination country, region, specific shipping terms (Incoterms), and local customs clearance procedures.
Order Processing: Shipments are executed within 3 to 5 business days once your payment has been successfully cleared and verified.
Logistics Inquiry: In the event of an unexpected delivery delay, please contact us promptly. Our service team will investigate and respond within 24 hours. In rare cases where our email is filtered, please review your spam folder. We remain dedicated to ensuring your order arrives safely.
Shipping Address: Buyers are strictly required to verify that the registered shipping address is complete and accurate prior to final payment submission.

| TSL MOTOR Shop Online Sample Request

Whether you need a standard off-the-shelf component for immediate testing or a highly customized motor tailored to your unique application, we have you covered. Choose between our fast online checkout for rapid sampling or contact our engineering team for bespoke technical support.

🛒 1.Buy Samples & Small Batches Online

Need a quick sample or small batch to test your prototype? You can order directly right here.

In Stock & Ready to Ship: Standard specifications are pre-packed and ready for rapid dispatch.
Secure Checkout: Complete your purchase smoothly with our secure payment gateway.
Fast Global Delivery: Ideal for engineers, makers, and agile manufacturing projects.

🛠️2. Custom Sample Request & Engineering Support

Need custom shaft dimensions, a different voltage rating, or integrated encoders? Our engineering team is here to tailor the motor to your exact specifications.

Customizable Features: Output shafts, winding configurations, lead wires, and connectors can be fully customized.
Flexible Testing: Get the precise performance curves (RPM, torque, efficiency) required for your application.
Direct Expert Communication: Submit your technical drawings or requirements, and we will reply within 24 hours.

| Notice Before Ordering

To ensure a seamless sourcing experience and continuous support for your projects, please review our standard ordering guidelines below:

1.Inventory & Production Confirmation:

As an original manufacturer with an extensive catalog, our real-time stock levels may fluctuate. Please contact us immediately after placing your order to verify stock availability. Please kindly understand that as a volume factory, we are unable to pause active production lines to manufacture a single, non-stock motor component.

2.Professional Selection Support:

For Retail & Sample Selection: If you are unsure which motor model best fits your prototype, please reach out to support@micronixmotor.com for engineering guidance.
For Volume & Bulk Inquiries: For commercial scaling, customized batch specifications, or wholesale pricing, please submit your requirements directly to inquiry@micronixmotor.com.