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⚙️ Master your motor’s rhythm with Robodo SEN51 — power, precision, and control in your hands!
The Robodo SEN51 PWM Motor Speed Regulator is a compact, industrial-grade controller designed for DC motors operating between 6V and 28V. It offers adjustable PWM duty cycles from 5% to 100%, supports continuous currents up to 3A, and delivers a maximum output power of 80W. Lightweight and versatile, it’s a top-ranked choice for professionals seeking reliable, precise motor speed control in automation and robotics.


| ASIN | B073Q2YFD8 |
| Are batteries included? | No |
| Best Sellers Rank | #1,624 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #19 in Robotic Kits & Accessories |
| Brand | Robodo |
| Colour | Multicolour |
| Country of Origin | India |
| Customer Reviews | 3.9 3.9 out of 5 stars (1,752) |
| Date First Available | 4 July 2017 |
| Item Dimensions LxWxH | 18 x 62 x 103 Millimeters |
| Item Height | 10.3 Centimeters |
| Item Weight | 100 g |
| Item Width | 6.2 Centimeters |
| Item model number | SEN51 |
| Manufacturer | Robodo |
| Model number | SEN51 |
| Net Quantity | 1 Count |
| Number of Memory Sticks | 1 |
| Packer | Bombay Electronics, 13B Shamrao Vithal Marg, Off Lamington Road. Mumbai - 400007 |
| Product Dimensions | 1.8 x 6.2 x 10.3 cm; 100 g |
T**A
Very good
Very nice working fine easy to connect power and motor as connector is given good
D**R
Good 👍👍👍
Good product
V**M
Good
Nice
A**M
reviews
good item but overpriced. At some other sites its available at much cheaper
B**.
বাটপারি আর কিছুই নয়
কেউই কিনবেন না,বাজে মাল
K**A
Best product from seller with amazon.
It's best.i am using it since 2 years but it's also working till this time now. So u can buy it.
S**3
पैसा वसूल प्रोडक्ट है
अच्छा प्रोडक्ट है लगातार 3 साल से प्रयोग कर रहा हूं कोई खराबी नहीं आई अभी तक
D**S
Works Well but Poor Mounting Design...
The PWM motor speed controller works well for controlling DC motor speed and is easy to use in basic DIY electronics projects. Likes: Smooth speed control, wide voltage range support, and simple wiring for hobby and robotics applications. Dislikes: There is no proper threaded mounting at the head, which makes it difficult to fix the module inside any box for DIY setups. Overall, it is a useful controller for functionality, but the lack of proper mounting design makes installation less convenient.
Trustpilot
2 weeks ago
2 weeks ago