Discontinued DCS578X2-QW
54V XR FLEXVOLT Cordless Circular Saw (2 X 9 Ah) (190 mm)
Discontinued DCS578X2-QW

54V XR FLEXVOLT Cordless Circular Saw (2 X 9 Ah) (190 mm)

  • 54V FLEXVOLT system giving corded performance
  • DEWALT Brushless Motor for power, extended run-time, reliability & durability
  • General purpose ripping, crosscutting and bevelling circular saw for wood and other construction materials
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Product Overview

XR FLEXVOLT JUST GOT BETTER. The DCS578 54V Circular Saw has up to 47% more power* when used with a 9Ah battery than the DCS575. With a no-load speed of 5800 rpm, this saw delivers the power of a corded circular saw with the portability and convenience of cordless through revolutionary DEWALT XR FLEXVOLT technology. *Products tested under controlled conditions to measure power. Power increase compares peak power of DCS578 with DCB547 and DCS575 with DCB546.

Additional Features

  • Variable adjustment of the bevel angle to 57 degrees
  • Scale for precise cutting depth setting to 67 mm
  • Optimum balance for safe, fatigue-free operation
  • Stable block construction for low vibration running and long service life
  • Additional handle for safe two-handed work
  • Direct Airlock Compatability allows quick, secure connection to extraction hose
  • Dust blower keeps cut line clear of dust and debris
  • LED work light for improved cut line visibility


  • (1) Rip Fence
  • (1) Precision 24 Tooth Saw Blade
  • (2) DEWALT 18/54 XR FLEXVOLT™ Battery Pack 9.0Ah
  • (1) TSTAK


Blade Bore [Metric]
30 mm
Battery Capacity
9 Ah
No Load Speed (RPM)
Product Weight [Metric]
3.6 Kg
Uncertainty K1 (Vibration)
Blade Diameter [Metric]
190 mm
Power Source
Product Length [Metric]
355 mm


1 Year Limited Warranty, 3 Year Limited Warranty When Registered

We’re confident of the quality of our products and we’ll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

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We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant industry regulations.

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