RS550 DC Motor for Cordless Drill & Reciprocating Saw 10.8–25V
RS550 DC Motor for Cordless Drill & Reciprocating Saw 10.8–25V
RS550 High-Speed DC Motor – Built for Power Tools
Upgrade or replace the motor in your cordless drill, screwdriver, or reciprocating saw with this robust RS550 Permanent Magnet DC Motor. Engineered for high-speed, high-torque performance across a wide voltage range (10.8 V – 25 V), this micro motor delivers consistent output whether you're working on a DIY project or a professional job site. Made in Mainland China.
Key Specifications
- Model Number: RS550
- Construction: Permanent Magnet
- Commutation: Brush
- Operating Voltage: 10.8 V – 25 V
- Output Power: 60 W
-
No-Load Speed (by voltage):
- 12 V → ~23,000 RPM
- 14.4 V → ~24,500 RPM
- 16.8 V → ~26,000 RPM
- 21 V → ~27,500 RPM
- No-Load Speed Range: 21,500 – 29,000 RPM
- No-Load Current (12 V): 1.3 A
- Protect Feature: Explosion-proof design
- Dimensions: 75 × 37 × 37 mm (2.95 × 1.46 × 1.46 in)
- Compatible Gear Options: 9-tooth or 12-tooth DC motor (select your variant)
Why Choose This Motor?
- 🔩 Front & Rear Double Ball Bearings – Smooth, low-friction rotation for extended service life
- 🔇 Low Noise Operation – Quieter than standard motors without sacrificing power
- ⚡ High Power Output – 60 W output with torque to handle demanding drilling and sawing tasks
- 🔧 Easy Mounting – Front can be secured with 2 × M4 screws for a stable, rattle-free fit
- 🔋 Wide Voltage Compatibility – Works across 10.8 V, 12 V, 14.4 V, 16.8 V, 18 V, 21 V, and 25 V lithium battery platforms
Compatible Applications
This motor is designed as a direct replacement or upgrade component for:
- Cordless electric drills
- Electric screwdrivers
- Reciprocating saws
- DIY power tool repairs and builds
Package Contents
- 1 × RS550 DC Motor (9-tooth or 12-tooth, as selected)
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Frequently Asked Questions
Q: What power tools is the RS550 DC Motor compatible with?
A: The RS550 DC motor is compatible with most cordless electric drills, electric screwdrivers, and reciprocating saws that use a standard RS550-size motor. It supports voltage platforms ranging from 10.8 V to 25 V, making it suitable for a wide range of lithium-battery-powered tools.
Q: What is the difference between the 9-tooth and 12-tooth motor variants?
A: The tooth count refers to the gear pinion attached to the motor shaft. The 9-tooth and 12-tooth options affect gear ratio and torque delivery. Choose the variant that matches your existing tool's gear specification for a correct fit.
Q: How is the RS550 motor mounted inside the tool?
A: The motor features a front mounting plate that can be secured with two M4 screws, ensuring a stable and vibration-free installation. Both the front and rear are supported by double ball bearings for smooth, long-lasting performance.
Q: What is the maximum no-load speed of this motor?
A: At higher voltages (up to 25 V), the RS550 motor can reach up to approximately 29,000 RPM under no-load conditions. At 12 V it runs at around 23,000 RPM, scaling up with voltage.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.