KB KBMG-21D DC Speed Controller for Industrial Motors
Fast Shipping
Carrier information
24/7 Support
7x24-hour service
20k products
Super many products
Payment Method
PayPal, Alipay
KB KBMG-21D
Flexible dual-voltage DC motor speed control for reliable adjustment of industrial motor operation
| Brand | KB |
| Model | KBMG-21D |
| Voltage | 115/230 VAC input; 90/180 VDC armature output |
| Country of Origin | United States |
| Weight | 1.5 lb |
| Dimensions | 4.30 x 3.75 x 1.75 in |
| Warranty | 6 months |
| Certifications | UL Listed, cUL Recognized |
| SKU / MPN | KBMG-21D |
| What’s in the box | KBMG-21D DC speed controller, mounting hardware, installation documentation |
| Controller Type | Single-phase DC motor speed controller |
| Motor Capacity | 1/8 to 2 HP, dependent on input voltage and motor rating |
| Maximum Armature Current | 15 A DC |
| Speed Range | Adjustable 0 to 100% of rated motor speed |
| Feedback | Back EMF voltage feedback |
| Mounting | Enclosed chassis or panel mounting |
Key benefits: Dual-voltage input, adjustable speed control, compact enclosure, back EMF regulation, current limiting, and straightforward panel installation
Typical applications: Conveyor systems, packaging machinery, fans, pumps, winding equipment, machine tools, and material handling equipment
Lifecycle: Active product; availability depends on manufacturer production and distribution stock
1 review for KB KBMG-21D DC Speed Controller for Industrial Motors
Clear filtersOur Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don’t worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitve pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.

Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.

Daniel W. –
Fast delivery and well packed. The servo drive performs exactly as specified.