This premium 18v brushless dc motor delivers the massive torque and aggressive cutting power required to drive 6-inch and 8-inch mini electric chain saws through dense wood smoothly.
Tailored for standard 18V wireless tools, its low dynamic resistance (0.187 Ohms) ensures minimal heat buildup and maximum runtime under continuous heavy loads.
Item
Specification
Ambient Temperature
25-30 °C
Test Voltage
18.00 Volts
Circuit Resistance
0.092 Ohms
At No Load
Speed
18100 RPM
Current
1.400 Amp
At Stall (Extrapolated)
Torque
1041.601 m-Nm
Current
96.171 Amp
At Maximum Efficiency
Efficiency
90.81 %
Torque
112.143 m-Nm
Speed
16151 RPM
Current
11.603 Amp
Output Power
189.674 Watts
At Maximum Power
Torque
520.801 m-Nm
Speed
9050 RPM
Current
48.785 Amp
Output Power
493.570 Watts
Calculation at Torque Level: 200.000 m-Nm
Speed
14624.6 RPM
Current
19.597 Amp
Efficiency
86.83 %
Output Power
306.297 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.
| 18V Electric Chainsaw Motor TSL-BLDC-4820 Mechanical Drawing
Unless otherwise stated, alldimensions are in millimeters.
| 18V Brushless DC Motor TSL-BLDC-4820 Performance Curve
The performance curves are the actual values measured by us.
18v brushless dc motor tsl bldc 4820 performance curve
| 18V Brushless DC Motor TSL-BLDC-4820 Driver Specifications
🧠 Seamless 20A Intelligent Drive Calibration The paired controller features a 20A rated current and a 15,000 RPM speed loop, unleashing an incredible peak power of 493 Watts for rapid wood cutting.
🛡️ Full-Spectrum Overload & Tool Protection Pre-configured with a 45A current limit, quick brake (<180 MS), and dual MOS/Battery thermal sensors, it provides absolute anti-burnout safety.
Item
Specification
Rated Voltage
18 V
Rated Current
20 A
Stepless Speed Regulation
None
Gear Speed Regulation
None (x gears)
Speed Limit
15000±5% RPM
Forward/Reverse Control
None
Soft Start Time
Less than 500 MS
Brake Time
Less than 180 MS
Communication Function
None
Voltage Protection Parameters
Overvoltage Protection Value
31±1 V
Overvoltage Protection Delay
50±10 MS
Standby Undervoltage Protection Value
14±0.5 V
Standby Undervoltage Protection Delay
50±10 MS
Working Undervoltage Protection Value
28.0±0.5 V
Working Undervoltage Protection Delay
1000±150 MS
Undervoltage Recovery Voltage Value
31.0±0.5 V
Undervoltage Recovery Delay
50±10 MS
Overload Protection Parameters
Overload Protection Current
45 A
Current Limiting Protection Value
45±3 A
Short Circuit Protection Value
>150 A
Overload Protection Delay
50±10 MS
Stall Protection Delay
50±10 MS
Motor Low-Speed Operation Protection Parameters (All 3 conditions must be met simultaneously)
Speed Value
Less than 3000 RPM
Current Value
Greater than 15±3 A
Duration
500±50 MS
MOSFET Temperature Parameters (B3435)
Overtemperature Protection Value
90±5 °C
Overtemperature Protection Recovery Value
80±5 °C
Overtemperature Protection Delay
500±50 MS
Overtemperature Protection Recovery Delay
500±50 MS
Battery Pack Temperature Parameters (B3950)
Overtemperature Protection Value
N/A °C
Overtemperature Protection Delay
500±50 MS
Overtemperature Protection Recovery Delay
500±50 MS
| 18V Brushless DC Motor TSL-BLDC-4820 Driver Mechanical Drawing
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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 7 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 7 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.
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.
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.
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