KT928 Smart Brush Speed Controller With Integrated Rotary Brush Units For HVAC Duct Cleaning 300 mm To 600 mm Adjustable Length Commercial Industrial Use

Meet the KT928-an all-in-one smart speed controller that turns every rotary brush into a precision cleaning tool. Designed for HVAC contractors who demand speed, versatility and professional-grade results, this compact unit lets one technician clean everything from residential dryer vents to large commercial supply mains without changing machines.

Complete kit inside one export carton

• Main control unit with stepless speed dial (0–1 400 rpm)

• Four quick-connect flexible shafts: 300 mm, 400 mm, 500 mm and 600 mm-simply click and go for any duct length

• Four color-coded nylon brushes (one per shaft) sized to match popular duct diameters

• Reinforced 22 m suction hose, 16 mm ID, lightweight yet crush-proof

• Universal 110–240 V power adapter-works on any job site worldwide

• Rugged 915 × 545 × 885 mm shipping box; total weight 35 kg, ready for freight or van transport

Smart speed regulation

The onboard microprocessor senses load changes in real time and adjusts torque automatically. Dial down for delicate flexible duct or ramp up to blast baked-on grease from steel mains-no risk of stalling or motor overheating.

Ergonomic and job-site tough

A rubber-overmold grip, balanced weight distribution and IP54 housing protect the electronics from dust, moisture and accidental drops. LED indicators show rpm, battery level and fault codes at a glance.

One controller, endless applications

From restaurant kitchen hoods to hospital operating theaters, the KT928 delivers consistent, hygienic cleanliness while cutting labor time by up to 60 %.

Hot Tags: kt928 smart brush speed controller with integrated rotary brush units for hvac duct cleaning 300 mm to 600 mm adjustable length commercial industrial use, China, factory, price, cheap, lifa, rotobrush, Teinnova, goodway