DCS397 Alligator & Insulation Saw

£549.95Body only · at Tooled Up · Free delivery

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‹ Alligator & Insulation Saws

18V/54V FlexVolt · Brushless DeWalt DCS397N-XJ 54V XR FlexVolt Brushless Alligator Saw (Body Only)

Alligator & Insulation Saws · DeWalt 18V/54V FlexVolt

DeWalt DCS397N-XJ 54V XR FlexVolt Brushless Alligator Saw (Body Only)

Name: DeWalt DCS397N-XJ 54V XR FlexVolt Brushless Alligator Saw (Body Only)
Brand: DeWalt
SKU: DCS397N-XJ
Availability: InStock

5.6kg bare54V3 years (with registration)

DeWalt DCS397: cordless alligator saw with twin 430mm blades, 40mm stroke, up to 2,400 strokes/min, 5.6kg bare. For clay blocks, aerated concrete, timber and insulation.

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£549.95at Tooled Up · Free delivery

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430mm

Max cutting depth

40mm

Stroke length

2,400spm

Stroke rate

5.6kg

Weight (bare)

Full specs

From DeWalt's own documentation. Checked 15/10/2026. Report a spec error ›

Cutting

Saw typeAlligator saw

Max cutting depth430 mm

Rated to cutClay blocks (Poroton), aerated concrete, timber, plastics, insulation

Stroke length40 mm

Max stroke rate2,400 spm

Blades & Guides

Blades it takesDeWalt 430mm alligator blades

Blade changeWith a key or tool

Power & Motor

Voltage54V

MotorBrushless

Physical & Build

Weight (bare)5.6 kg

Weight (with battery)6.68 kg

Noise level92 dB(A) LpA / 103 dB(A) LwA

Vibration (cutting insulation)4.1 m/s²

Powered by DeWalt 18V/54V FlexVolt · 4

All 4 batteries that fit this tool, smallest first. Kits and chargers ›

DCB546 6.0Ah · 108Wh 1.08kg 6.68kg from £99.95at Tooled Up + £5.95 delivery View at Tooled Up ›

DCB547 9.0Ah · 162Wh 1.46kg 7.06kg from £119.95at Tooled Up + £6.95 delivery View at Tooled Up ›

DCB548 12.0Ah · 216Wh 1.46kg 7.06kg from £229.95at Tooled Up + £5.95 delivery View at Tooled Up ›

DCB549 15.0Ah · 270Wh 2.12kg 7.72kg from £259.95at Tooled Up + £5.95 delivery View at Tooled Up ›

Tool weight worked out by adding each pack's weight to the bare tool, using the makers' figures. The maker's own with-battery figure can differ slightly. We may earn a commission on retailer links.

Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with DeWalt

Register within 4 weeks. Batteries/chargers excluded (PowerStack eligible). Nailers and other fastening tools are excluded and keep 1 year. Kit tools registered individually.

Warranty terms are set by the maker and can change. Always confirm current cover on their site before you buy.