SEP Tools High power High Speed Brushless Micromotor 50000 RPM

The SEP Tools High-Speed Brushless Micromotor is a precision rotary tool designed for jewelry making, metalworking, and detailed bench work. Whether you're refining a casting, shaping a small component, or preparing a piece for polishing, this micromotor provides the power and control needed for work where accuracy matters.

Its brushless motor delivers rotary power without the carbon brushes found in conventional brushed motors, reducing routine motor maintenance. The handheld design also allows jewelers to work directly on intricate details without the flexible drive shaft used in traditional hanging motor systems.

Built for Precision Jewelry Work

From everyday jewelry repairs to detailed fabrication and finishing, the SEP Tools micromotor supports a variety of rotary applications. Its compact handpiece is particularly useful when working with small components, curved surfaces, and areas that demand careful tool positioning.

• Grinding and shaping: Refine metal components, smooth casting imperfections, and prepare surfaces for subsequent finishing.
• Jewelry polishing: Work with appropriately rated polishing attachments to finish rings, pendants, and other jewelry components.
• Detail work: Access recessed areas and small features where handpiece positioning is important.
• Bench versatility: Use suitable rotary accessories for a range of jewelry repair, fabrication, and finishing tasks.

Brushless Motor and Handpiece Design

The brushless handpiece is specified with a maximum torque of 7.5 N·cm and weighs approximately 328 g. The separate controller operates on a 100/110V input supply and provides a DC 0–30V output.

This combination makes the micromotor a practical option for jewelers looking for a dedicated motorized handpiece for detailed rotary operations. Select the appropriate accessory and operating speed for the material and task.

Technical Specifications

• Brand: SEP Tools
• Model / SKU: MO-S200~2
• Motor type: Brushless
• Maximum torque: 7.5 N·cm
• Handpiece weight: 328 g (approximately 11.6 oz)
• Controller input voltage: 100/110V
• Controller output voltage: DC 0–30V
• Frequency: 50/60 Hz
• Maximum current: 3A
• Controller weight: 2.9 kg (approximately 6.4 lbs)
• Controller dimensions: 83 × 290 × 240 mm

Choosing Accessories for Your Micromotor

The right rotary accessory depends on the material, desired finish, and operation. Browse our selection of jewelry burs and drills or polishing and finishing tools for related bench-work supplies.

Before purchasing attachments, confirm the handpiece collet size, shank compatibility, and maximum permitted operating speed. For questions about the SEP Tools micromotor or its specifications, contact our team for assistance.

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