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Bosch GWS 9-115 S Professional 240V 900W 115mm Slide Switch Angle Grinder
Angle Grinders

Bosch GWS 9-115 S Professional 240V 900W 115mm Slide Switch Angle Grinder

1.9kg240V3 years (with registration)

Bosch Professional 240V 900W corded 115mm angle grinder. 2800–11000rpm, slide switch, restart protection. 1.9kg.

Adds it to My Tools, kept on this device
Lowest price we track
£92.95at Tooled Up · + £5.95 delivery
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Tooled Up Lowest£92.95 + £5.95 delivery£98.90View ›
My Tool Shed£92.95 + £5.95 delivery£98.90View ›
Prices from UK retailer feeds, updated daily.We may earn a commission
115mm
Disc
11,000rpm
Max speed
1.9kg
Weight

Where it sits among 115mm angle grinders

Scaled against the 41 angle grinders with a 115mm disc we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Max speed11,000rpm
8,500rpm lowestEinhell TE-AG 18/115 Lihighest 12,000rpmEinhell TC-AG 115/750
Weight1.9kg
1.21kg lightestEinhell TE-AG 18/115 Liheaviest 2.5kgMakita GA4540C
Noise (LpA)93dB(A)
75.1dB(A) lowestEinhell TC-AG 18/115 Lihighest 95dB(A)Bosch GWX 9-115 S
Compare it with: + Einhell TC-AG 115/750 + DeWalt DWE4206 + Makita GA4600 + Bosch Green PWS 18V-70

Full specs

From Bosch's own documentation. Checked 26/09/2026. Report a spec error ›

Disc & Cutting

Disc diameter115 mm
Disc bore22.23 mm
Disc mount systemM14 (Standard)
Spindle threadM14
No-load speed2800–11000 rpm
Tool-free nutNo (standard nut + spanner)
Extractor auto-startYes, plugged into an auto-start extractor
Trade tierProfessional

Power & Motor

Voltage240V
Power input900 W

Handle & Control

Switch typeSlide
Side handle✓ Yes
Lock wrench✓ Yes

Physical & Build

Weight1.9 kg
Noise level93 dB(A) LpA / 101 dB(A) LwA
Vibration6.3 m/s²
The verdictOur take

The GWS 9-115 S is a 900W 115mm grinder with a speed dial (2,800–11,000rpm) for sanding and finishing as well as cutting.

Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with Bosch
Register with Bosch ›
Register within 28 days of buying Own one? Add it to My Tools and we'll remind you before the 28 days run out

Register within 4 weeks. Batteries & chargers can also be extended (unlike DeWalt/Makita).

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

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