48mm Brushless DC Motor – 58mm Type Model TSL-BLDC-4820
♦ Basic Info:
- Brand:TSL
- Origin:China
- Motor Model:TSL-BLDC-4820
- Motor Type:Inrunner Rotor BLDC Motor
- Rated Voltage:18V DC
- No Load Current:≤2.0A
- No Load Speed:18000±5%rpm
- Rated Current:20A
- Rated Speed:15000±5%
- #More Specifications
- #Outline Drawing
♦ Typical Applications:
- Chain Saw,Electric Chain Saw,Logging Saw,Guide Bar.Electric Saw,Firefighting Equipment
- Hedge,Hedge Trimmer Blade / Hedge Shear,Hedge Trimmer,Cordless Hedge Trimmer.Electric Hedge Trimmer
- Tea Picking,Electric Tea Picker,Tea Picker,Pruning,Pruning Machine
Brushless Power Tool Motor TSL-BLDC-4820 Datasheet
Experience unmatched efficiency with our brushless power tool motor, engineered for 18V systems requiring high rated speed precision up to 15,000 RPM. From 6-inch chainsaws to hedge trimmers, this motor delivers the rugged durability and consistent torque your professional tools demand.
The brushless power tool motor TSL-BLDC-4820 sets the standard with an impressive 90.8% peak efficiency and integrated smart protection. Designed for compact power tools, it maximizes battery life and output power, ensuring your products stay cool under pressure and ahead of the competition.
| Motor Model | Rated Voltage | At No Load | At Stall(Extrapolated) | At Maximum Efficiency | ||||||
| Speed | Current | Torque | Current | Efficiency | Torque | Speed | Current | Output | ||
| V | RPM | A | mNm | A | % | mNm | RPM | A | W | |
| TSL-BLDC-4820 | 18 | 18100 | 1.400 | 1041.601 | 96.171 | 90.81 | 112.143mNm | 16151 | 11.603 | 189.674 |
💕The inrunner bldc motor’s technical specifications are for guidance,we offer custom solutions upon request.
⇒Unit Coversion: 1 g·cm ≈ 0.098 mN·m ≈ 0.014 oz·in;1 mm ≈ 0.039 in;1 g ≈ 0.035 oz1
Brushless Power Tool Motor TSL-BLDC-4820 Mechanical Drawing
Unless otherwise stated, all dimensions are in millimeters.

Brushless Power Tool Motor TSL-BLDC-4820 Performance Curve

Brushless Power Tool Motor TSL-BLDC-4820 Controller Mechanical Drawing
Unless otherwise stated, all dimensions are in millimeters.

Brushless Power Tool Motor TSL-BLDC-4820 Controller Technical Parameters

| Item | Technical Parameter | Item | Technical Parameter | ||
| Rated Voltage | 18 | V | Voltage Protection Parameters | ||
| Rated Current | 20 | A | Overvoltage Protection Threshold | 31±1 | V |
| Stepless Speed Regulation | None | - | Overvoltage Protection Delay | 50±10 | MS |
| Gear Speed Regulation | No x-gear | - | Standby Undervoltage Protection Threshold | 14±0.5 | V |
| Speed Loop | 15000±5% | RPM | Standby Undervoltage Protection Delay | 50±10 | MS |
| Forward/Reverse Control | None | Output Shaft Counterclockwise | Operating Undervoltage Protection Threshold | 28.0±0.5 | V |
| Soft Start Time | <500 | MS | Operating Undervoltage Protection Delay | 1000±150 | MS |
| Brake Time | <180 | MS | Undervoltage Recovery Voltage Threshold | 31.0±0.5 | V |
| Communication Function | None | - | Undervoltage Recovery Delay | 50±10 | MS |
| Overload Protection Parameters | |||||
| Overload Protection Current | 45 | A | Overload Protection Delay | 50±10 | MS |
| Current Limiting Protection Threshold | 45±3 | A | Locked-rotor Protection Delay | 50±10 | MS |
| Short Circuit Protection Threshold | >150 | A | |||
| Motor Low-Speed Operation Protection Parameters (All 3 conditions must be met simultaneously) | |||||
| Speed Threshold | <3000 | RPM | |||
| Current Threshold | >15±3 | A | |||
| Delay Time | 500±50 | MS | |||
| MOSFET Temperature Parameters (B3435) | |||||
| Overtemperature Protection Threshold | 90±5 | °C | Overtemperature Protection Delay | 500±50 | MS |
| Overtemperature Protection Recovery Threshold | 80±5 | °C | Overtemperature Protection Recovery Delay | 500±50 | MS |
| Battery Pack Temperature Parameters (B3950) | |||||
| Overtemperature Protection Threshold | Not Specified) | ℃ | Overtemperature Protection Delay | 500±50 | MS |
| Overtemperature Protection Threshold | Not Specified) | ℃ | Overtemperature Protection Delay | 500±50 | MS |
Development Samples:
If you need samples, please contact us.
Engineering & Manufacturing:
Contact any or the Sales Engineers for a quotation for production or consultation on the integration and customization of your product.
Payment:
1.Payment methods : Paypal, T/T
Shipping:
1.Delivery: DHL/FedEx 3-5 days.
2.Item will be shipped within 1-3 business days after the payment.
3.If you haven’t received the item on the Delivery Time, pls contact us by email if you have any questions. Normally, we will give you a reply within 24 hours, if not, pls check the spam of your email box. We will do our best to help you solve the problems.
4.Please make sure your address is matched with the finally shipping address before you pay.
FAQ for 24V Brushless Motor
Q:What is Brushless DC motor?
A:A brushless DC motor eliminates the need for a commutator and brushes by placing permanent magnets on the rotor. The rotor’s rotation is controlled by detecting its magnetic poles and adjusting the current flow through the coils accordingly.
If you want a video to explain the principle of Brushless DC motor, you can click on this link:https://www.youtube.com/watch?v=1AaUK6pT_cE
Q:Can Brushless DC Electric motor Be Customized?
A: Yes,Brushless DC Electric motor can be customized. TSL Motors, a top manufacturer, offers options to adjust torque, speed, and voltage. This ensures the motor meets the specific needs of your application.
Q: How do I place an order?
A: Send us an inquiry and we will send you a quote – make arrangements – confirm the sample – sign the contract/deposit mass production – delivery ready for delivery. Balance/delivery
Q: What about Sample Order?
A: Sample are available to you. Contact us for specifics. If we charge you a cost for the sample, you can take it at ease, as it will be the refund you receive when you make a formal order.
Q: If it is a customized version the information you provide, what should you include?
A: You should give the fundamental specifications of the motor, for example Dimensions Applications, Sizes as well as Voltage, Speed and Torque. It is better to provide an application-specific prototype drawing to us when you can.
Tap:If you request a quotation for mass production quantities, contact us for customizations and integration.
Motor Customization Guide
Please tell us your requirements. Our engineers will give you the best solution for your application.
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