* Free shipping to North America and most of Europe for orders of $100 or more
ID AKM Series Step-Servo Motors
The AKM Step-Servo motor features a battery-free multi-turn absolute encoder, available in 28mm, 42mm, and 60mm frame sizes. Designed for versatile applications, it is offered in both brake and non-brake configurations to meet diverse needs. When paired with the AK series drives, the AKM ensures precise positioning, smooth operation, and reliable motion control for demanding industrial environments.
● High-precision battery-less multi-turn absolute encoder
● Compatible with AK series stepper servo drives
● High-speed operation with high torque output
● Low vibration, low noise, and low heat generation
● Compatible with AK series stepper servo drives
● High-speed operation with high torque output
● Low vibration, low noise, and low heat generation
Brand Name: MOONS'
Payment Methods
Buyer Protection:
Free Exchange 
■ Motor Specification
| Model | Drive | Torque | Encoder | Speed | Frame size |
Permissible Overhung Load(N) Distance(L) from Shaft End(mm) |
Permissible Thrust Load(N) |
||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| N·m | Pulse/r | rpm | mm | 0 | 5 | 10 | 15 | 20 | |||
| AKM111 □ BA | AK06- ◇ | 0.06 | 10000 | 3600 | 28 | 20 | 25 | 34 | 52 | - | Less than the motor mass |
| AKM113 □ BA | 0.12 | 28 | 20 | 25 | 34 | 52 | - | ||||
| AKM114 □ BA | 0.19 | 28 | 20 | 25 | 34 | 52 | - | ||||
| AKM171 □ BA | 0.25 | 42 | 35 | 44 | 58 | 85 | - | ||||
| AKM172 □ BA | 0.38 | 42 | 35 | 44 | 58 | 85 | - | ||||
| AKM173 □ BA | 0.51 | 42 | 35 | 44 | 58 | 85 | - | ||||
| AKM174 □ BA | 0.62 | 42 | 35 | 44 | 58 | 85 | - | ||||
| AKM241 □ BA | 0.7 | 60 | 90 | 100 | 130 | 180 | 270 | ||||
| AKM242 □ BA | 1.2 | 60 | 90 | 100 | 130 | 180 | 270 | ||||
| AKM243 □ BA | 2.33 | 60 | 90 | 100 | 130 | 180 | 270 | ||||
Note:
□ Indicates whether it comes with a brake.
◇ Indicates the drive communication method.
□ Indicates whether it comes with a brake.
◇ Indicates the drive communication method.
■ Numbering System
□ AKM11 Series
□ AKM17 Series
□ AKM24 Series
■ Motor Dimensions（Unit：mm）
□ AM11 Series
| Model | L |
|---|---|
| AKM111NBA | 60.4 |
| AKM113NBA | 80.7 |
| AKM114NBA | 90.5 |
□ AM17 Series
| Model | L |
|---|---|
| AKM171NBA | 76.6 |
| AKM172NBA | 82.1 |
| AKM173NBA | 90.6 |
| AKM174NBA | 105.1 |
□ AM17 Series with brake
| Model | L |
|---|---|
| AKM171BBA | 101.1 |
| AKM172BBA | 107.1 |
| AKM173BBA | 115.1 |
| AKM174BBA | 124.1 |
□ AM24 Series
| Model | L |
|---|---|
| AKM241NBA | 79 |
| AKM242NBA | 89 |
| AKM243NBA | 120 |
□ AM24 Series with brake
| Model | L |
|---|---|
| AKM241BBA | 116 |
| AKM242BBA | 126 |
| AKM243BBA | 157 |
2D Drawings
| Title | Type | Size（KB） | Download |
|---|---|---|---|
| AKM242NBA 2D.pdf | 485 | ||
| AKM173NBA 2D.pdf | 483 | ||
| AKM171BBA 2D.pdf | 1269 | ||
| AKM113NBA 2D.pdf | 1027 | ||
| AKM241BBA 2D.pdf | 1282 | ||
| AKM111NBA 2D.pdf | 1021 | ||
| AKM243NBA 2D.pdf | 480 | ||
| AKM171NBA 2D.pdf | 479 | ||
| AKM242BBA 2D.pdf | 1276 | ||
| AKM174BBA 2D.pdf | 1260 | ||
| AKM174NBA 2D.pdf | 478 | ||
| AKM172BBA 2D.pdf | 1255 | ||
| AKM241NBA 2D.pdf | 485 | ||
| AKM243BBA 2D.pdf | 1281 | ||
| AKM173BBA 2D.pdf | 1253 | ||
| AKM172NBA 2D.pdf | 480 | ||
| AKM114NBA 2D.pdf | 1019 |
3D Model
| Title | Type | Size（KB） | Download |
|---|---|---|---|
| AKM173NBA 3D.stp | STEP | 3922 | |
| AKM174NBA 3D.stp | STEP | 3920 | |
| AKM173BBA 3D.stp | STEP | 8488 | |
| AKM174BBA 3D.stp | STEP | 8460 | |
| AKM111NBA 3D.stp | STEP | 6375 | |
| AKM241BBA 3D.stp | STEP | 6124 | |
| AKM242NBA 3D.stp | STEP | 3358 | |
| AKM114NBA 3D.stp | STEP | 6375 | |
| AKM171BBA 3D.stp | STEP | 8460 | |
| AKM243BBA 3D.stp | STEP | 10114 | |
| AKM243NBA 3D.stp | STEP | 4079 | |
| AKM172NBA 3D.stp | STEP | 3918 | |
| AKM113NBA 3D.stp | STEP | 6386 | |
| AKM242BBA 3D.stp | STEP | 6123 | |
| AKM172BBA 3D.stp | STEP | 8461 | |
| AKM241NBA 3D.stp | STEP | 3357 | |
| AKM171NBA 3D.stp | STEP | 3918 |
Brochure
| Title | Type | Size（KB） | Download |
|---|---|---|---|
| AK Family Brochure_EN20251224_A1.pdf | 3492 |
Certification
| Title | Type | Size（KB） | Download |
|---|---|---|---|
| AW Series Stepper Motor & RS,SS,AK Series Step-Servo Motor UL Certification.pdf | 397 |
Filter By Product Type
All ProductsDrives
Extended Motor Cables
Delivery & Packaging
Ensure your ordered products are always safely packaged from easy click to fast delivery to your handsProfessional Product Label
Considering all possible harsh application environments, MOONS' specially designed labels for each product, which pass water-resistance test, durability rub test, high temperature resistance and corrosion resistance tests.Besides, our product labels are attached with QR code linking to product details, which is convenient for clients to view the detail product page with their mobile phones.
Note: This label design is suitable for products of stepper motor.
(Professional packing box and unique appearance design)
(Single item packed with EPE)
(Multi-products packed with another box)
Safely Packaging
In order to ensure your shipments withstand the long trip and arrive safely and intact, MOONS' specially designed Individual package to pass the drop test with its stable structure.Besides，the package is made from recyclable materials, providing you with professional safety delivery.
Whether just single item or multi-products the clients buy, all products are packed twice to avoid the damage further.
Shipping Visualization
For each case, products are carefully packed by experienced warehouse staff and the key processes are recorded by photos, which are then posted on our website, so that clients could clearly know the packing process and logistics status after placing order.
(Product in the box)
(Add the invoice)
(Label the commodity)
(The logistics waybill attached)
Fast Delivery
Fast Cross-Border DeliveryMOONS' chooses DHL as our main international express shipping partner. As the world's leading logistics specialist, DHL provides our customers with fast and professional inter- national door-to-door delivery service.
Estimated Delivery Time: e.g. China-USA major cities 3 business days.
Professional
Warehouse Management
