Home Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design Hub Motor

Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design Hub Motor

SKU: Waveshare-23489
Sale price 73,34 €
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Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design Hub Motor

Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design Hub Motor

73,34 €

Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design is a high-reliability Servo Motor that integrates an outer rotor brushless motor, encoder, and driver into a compact unit. By adopting advanced direct drive technology, the DDSM115 Servo Motor eliminates the need for a reducer, reducing noise, cost, and mechanical inefficiency. With low-speed, high-torque performance, IP54 protection, and multiple feedback modes, the Waveshare DDSM115 is ideal for robotics, automation, and industrial applications requiring precision and durability.


Features

  • Direct Drive Servo Motor – No reducer, zero backlash, and near 100% drive efficiency.

  • All-in-One Design – Integrated motor, encoder, and driver for compact structure and high reliability.

  • Ultra-low noise – Noise level ≤50dB, suitable for quiet environments.

  • High precision feedback – Position, speed, current, and error codes available via RS485 communication.

  • Fast response – Direct drive ensures smooth torque and accurate positioning.

  • Multiple operating modes – Current loop, position loop, and velocity loop supported.

  • Safety features – Hall position detection, over-current protection, and electric brake support.

  • IP54 protection – Dustproof and water-resistant for longer service life.

  • Closed-loop control – Real-time feedback including temperature, velocity, and current.

 

Specifications

Specification Details
Rated Voltage 18V DC (5S LiPo)
Rated Speed 115 rpm
No-load Speed 200 ±10 rpm
Rated Torque 0.96 Nm
Locked-rotor Torque 2.0 Nm
Rated Current 1.25 ±0.05 A
Locked-rotor Current ≤2.7 A
No-load Current ≤0.25 A
Encoder Resolution 4096
Rotor Inertia 1.67 kg·m²
Torque Constant 0.75 Nm/A
Speed Constant 11.1 rpm/V
Phase Resistance 2.15 Ω
Phase Inductance 3.6 mH
Number of Pole Pairs 10
Noise Level ≤50 dB
Mechanical Time Constant 30 ms
Operating Temperature -20 ~ 45°C
Protection Level IP54
Weight 765 ±15 g

 

Application

  • Home Robots – Quiet operation and precise control for domestic robotics.

  • Industrial Robots – High torque and reliability for automation systems.

  • Fitness Equipment – Smooth motion and durability for smart exercise machines.

  • Food Delivery Robots – Compact design and IP54 protection for service robotics.

  • Commercial Robotics – All-in-one integration reduces complexity and improves efficiency.

 

Part List

 

Dimensions


Resources & Services

WIKI: www.waveshare.com/wiki/DDSM115

 

More Detail

Multiple Operating Modes

The Waveshare DDSM115 Direct Drive Servo Motor All-In-One Design supports multiple operating modes including current loop, position loop, and velocity loop. This makes the DDSM115 Servo Motor highly versatile for robotics and automation projects. Waveshare DDSM115 Servo Motor operating modes

RS485 Communication Support

Only one RS485 bus is required to achieve centralized control of multiple Waveshare DDSM115 Servo Motors, simplifying system design and ensuring reliable communication.

DDSM115 RS485 communication

Closed-loop Control with Multiple Feedback

The Waveshare DDSM115 Servo Motor provides closed-loop control and multiple feedback options including temperature, position, velocity, and current. This ensures precise monitoring and stable performance.

Temperature FeedbackDDSM115 temperature feedback

Position Feedback

DDSM115 position feedback

Speed Feedback

DDSM115 speed feedback

Current Feedback

DDSM115 current feedback

Integrated Direct Drive Design

The Waveshare DDSM115 Servo Motor features an integrated direct drive design, delivering smooth torque, steady speed, and accurate positioning without the need for an external reducer. This compact and highly integrated structure improves efficiency and reliability.

DDSM115 direct drive design

Excellent Low-Speed Performance

The DDSM115 Servo Motor achieves speeds as low as 1 RPM with torque up to 2.0Nm, making it suitable for precise robotics and automation tasks.

DDSM115 low speed performance

Waterproof & Dustproof Protection

With an IP54 protection rating, the Waveshare DDSM115 Servo Motor is safeguarded against dust and water jets, ensuring longer service life and reliable performance in demanding environments.

DDSM115 waterproof dustproof

 

1. General Shipping Information

  • We provide reliable shipping services with a tracking number for each order.
  • Shipping addresses must be entered in English and should not contain special symbols, so that the courier system can recognize your location correctly.
  • Please make sure your shipping address is accurate before placing your order. We ship strictly according to the address provided at checkout.
  • In-stock orders are usually dispatched within 1 business day after order confirmation.
  • Estimated delivery times refer to the period after dispatch and do not include order processing time, weekends, public holidays, customs inspection, or force majeure delays.
  • If you need to cancel or modify your order, please contact us before the order is marked as “Shipped”. Once shipped, the order cannot be canceled or changed.

🚀 Need Faster Shipping?

If you require expedited shipping, please contact our customer support team at info@openelab.io for a customized quote based on your destination.

2. Shipping Rates & Options

Shipping rates are calculated based on order value, destination, and available shipping methods. The final available options will be displayed at checkout.

2.1 Germany Domestic Shipping

Shipping Method Order Value Cost Est. Delivery
Deutsche Post €0.00 - €50.00 €4.95 2-4 Business Days
Deutsche Post Over €50.00 Free 2-4 Business Days
DHL Paket
(Faster Delivery)
€0.00 - €50.00 €6.95 1-3 Business Days
DHL Paket
(Faster Delivery)
€50.00 - €100.00 €2.00 1-3 Business Days
DHL Paket
(Faster Delivery)
Over €100.00 Free 1-3 Business Days

2.2 Selected EU Countries / Regions

Available EU shipping destinations are shown at checkout based on your shipping address. For orders shipped to selected EU countries or regions outside Germany, we use FedEx Regional Economy.

Shipping Method Order Value Cost Est. Delivery
FedEx Regional Economy €0.00 - €100.00 €7.95 3-5 Business Days
FedEx Regional Economy Over €100.00 Free 3-5 Business Days

EU orders may be fulfilled from our Munich warehouse or, when applicable, from our Shenzhen warehouse depending on inventory availability. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.

2.3 United States

Region Shipping Method Order Value Cost Est. Delivery
Continental U.S.
(50 States)
USPS Ground Advantage €0.00 - €45.00 €4.95 3-7 Business Days
USPS Ground Advantage Over €45.00 Free 3-7 Business Days
USPS Priority Mail €0.00 - €45.00 €16.95 1-4 Business Days
USPS Priority Mail Over €45.00 €14.95 1-4 Business Days
Non-Continental U.S.
(AK, HI, PR, etc.)
USPS Ground Advantage €0.00 - €60.00 €6.95 5-9 Business Days
USPS Ground Advantage Over €60.00 Free 5-9 Business Days

Non-Continental U.S. regions include Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, and U.S. Armed Forces addresses.

2.4 International Destinations Outside the EU

For selected international destinations outside the EU, including Switzerland, the United Kingdom, and Norway, shipping rates are as follows:

Order Amount Shipping Cost
€0.00 - €300.00 €19.95
Over €300.00 Free

For non-EU destinations, import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the recipient.

3. Warehouses & Fulfillment

Our products may be stored in our Munich, Arlington, and Shenzhen warehouses. The actual shipping warehouse depends on product availability and destination.

3.1 Munich Warehouse

For products stored in our Munich warehouse, we use Deutsche Post or DHL Paket for domestic deliveries within Germany. For selected EU destinations outside Germany, we use FedEx Regional Economy.

3.2 Arlington Warehouse

For products stored in our Arlington warehouse, we use USPS or UPS for deliveries within the United States.

3.3 Shenzhen Warehouse

For pre-order items or products fulfilled directly from our Shenzhen warehouse, we arrange reliable international shipping based on destination and inventory status. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.

4. Inventory, Pre-orders & Split Shipments

  • Inventory Status: Please check the product page for real-time stock information. If an item is out of stock in our local warehouses, it may be marked as “Pre-order”.
  • Pre-order Fulfillment: Pre-order items may be shipped directly from Shenzhen or restocked to a local warehouse first before final delivery.
  • Split Shipments: If your order contains both in-stock and pre-order items, we may ship them separately. No additional shipping fee will be charged for split shipments caused by our fulfillment arrangement.

5. Customs, Taxes & Delivery Issues

5.1 Customs and Taxes

For EU Member States:
Whether shipped from Germany or China, OpenELAB covers applicable import duties and taxes under DDP service where required. Customers in EU member states should not be charged additional import duties or VAT upon delivery.

Important Notice for Non-EU Countries:
For destinations outside the European Union, such as Switzerland, Norway, and the United Kingdom, import duties, taxes, and customs fees may be charged by local authorities upon delivery. These fees are the responsibility of the recipient.

5.2 Damaged, Delayed, or Lost Parcels

Please inspect your parcel upon delivery where possible. If you notice visible damage, please report it to the courier and contact us as soon as possible. This does not affect your statutory consumer rights.

If your parcel is delayed, lost, returned to sender, or the tracking information has not updated for an unusual period of time, please contact us at info@openelab.io. We will assist you in checking the shipment status with the courier.

5.3 Incorrect Address or Failed Delivery

If a parcel cannot be delivered due to an incorrect or incomplete address provided by the customer, refusal of delivery, or failure to collect the parcel, additional shipping or return costs may apply.

6. VAT

For orders within the EU, VAT is collected at checkout according to the applicable destination rules. No additional VAT should be collected upon delivery for EU member state orders covered under our DDP shipping arrangement.

Customer Reviews

Based on 5 reviews
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M
Morgan Hart
Works, but read the documentation

I tested it in a robotics workflow and the mechanical parts felt solid. The high-torque motion and serial control interface were helpful for repeatable motion experiments. Calibration takes patience, but the result was dependable.

Thanks for the review. Practical feedback on the Waveshare DDSM115 Direct Drive Servo Motor Hub Motor helps makers choose the right Waveshare hardware for robot arm, mobile robot and automation projects.

J
Jordan Liu
Exactly what I needed

I tested it in a robotics workflow and the mechanical parts felt solid. The high-torque motion and repeatable control were helpful for repeatable motion experiments. Calibration takes patience, but the result was dependable.

We appreciate the detailed note. The Waveshare DDSM115 Direct Drive Servo Motor Hub Motor is designed for robot arm, mobile robot and automation projects, and we are happy it matched your setup.

V
Victor Ross
Reliable hardware for my project

I tested it in a robotics workflow and the mechanical parts felt solid. The high-torque motion and smooth test routines were helpful for repeatable motion experiments. Calibration takes patience, but the result was dependable.

Thank you for reviewing the Waveshare DDSM115 Direct Drive Servo Motor Hub Motor. We are glad this robotics and motion control kit worked well for your robot arm, mobile robot and automation projects.

I
Isabel Price
Well made and easy to integrate

I tested it in a robotics workflow and the mechanical parts felt solid. The smooth test routines and solid mechanical parts were helpful for repeatable motion experiments. Calibration takes patience, but the result was dependable.

Thanks for sharing your experience with the Waveshare DDSM115 Direct Drive Servo Motor Hub Motor. Feedback like this helps other customers compare Waveshare robotics and motion control kit options for robot arm, mobile robot and automation projects.

Z
Zoe Cole
Good quality and useful design

I tested it in a robotics workflow and the mechanical parts felt solid. The repeatable control and high-torque motion were helpful for repeatable motion experiments. Calibration takes patience, but the result was dependable.

Thank you for choosing OpenELAB. We are glad the robotics and motion control kit supported your robot arm, mobile robot and automation projects.