Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
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18V Bosch Green UniversalOrbit 18V-20 125mm Random Orbital Sander (Body Only)
Random Orbital Sanders · Bosch Green 18V

Bosch Green UniversalOrbit 18V-20 125mm Random Orbital Sander (Body Only)

1kg bare18V3 years (with registration)

Bosch Green UniversalOrbit 18V-20: cordless random orbital sander, 125mm pad, 2.5mm orbit, 10,000–23,000 orbits/min, 1kg bare.

Adds it to My Tools, kept on this device
Lowest price we track
£77.95at Tooled Up · + £5.95 delivery
Compare retailersTotal with delivery
Tooled Up Lowest£77.95 + £5.95 delivery£83.90View ›
My Tool Shed£77.95 + £5.95 delivery£83.90View ›
Prices from UK retailer feeds, updated daily.We may earn a commission
125mm
Pad size
2.5mm
Orbit
1kg
Weight (bare)
5.5m/s²
Vibration

Where it sits among 125mm random orbital sanders

Scaled against the 38 random orbital sanders with a 125mm pad we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Orbit2.5mm
2mm lowestFestool ETSC 125highest 5mmMirka DEROS II 550
Weight (bare)1kg
0.9kg lightestFestool ETSC 125heaviest 1.9kgBosch Green PEX 400 AE
Vibration5.5m/s²
1.5m/s² lowestBosch GEX 18V-125highest 9.0m/s²Bosch Green PEX 300 AE
Noise (LpA)80dB(A)
71dB(A) lowestMirka DEROS II 550highest 88dB(A)Bosch Green PEX 300 AE
Compare it with: + Milwaukee M18 BOS125 + DeWalt DCW211 + Festool ETSC 2 125 + Bosch GEX 185-LI

Full specs

From Bosch Green's own documentation. Checked 10/10/2026. Report a spec error ›

Pad & Sanding

MotionRandom orbit
Pad size125 mm
Orbit2.5 mm
Voltage18V

Physical & Build

Weight (bare)1 kg
Weight (with battery)1.64 kg
Noise level80 dB(A) LpA
Vibration (sanding)5.5 m/s²

Speed & Control

Top speed (orbits)23,000 opm
Lowest speed (orbits)10,000 opm
Top speed (rpm)11,500 rpm
Lowest speed (rpm)5,000 rpm
Variable speed✓ Yes

Powered by Bosch Green 18V · 6

All 6 batteries that fit this tool, smallest first. Kits and chargers ›

2607337187 1.5Ah · 27Wh Not listed Not listed from £19.95at Tooled Up + £6.95 delivery View at Tooled Up ›
1600Z0003U 2.0Ah · 36Wh Not listed Not listed from £29.95at Tooled Up + £6.95 delivery View at Tooled Up ›
1600A005B0 2.5Ah · 45Wh 0.36kg 1.36kg from £39.95at Tooled Up + £6.95 delivery View at Tooled Up ›
1607A350T0 4.0Ah · 72Wh 0.56kg 1.56kg from £76.95at Tooled Up + £6.95 delivery View at Tooled Up ›
1600A011T8 4.0Ah · 72Wh 0.64kg 1.64kg from £59.95at Tooled Up + £6.95 delivery View at Tooled Up ›
1600A00DD7 6.0Ah · 108Wh 0.67kg 1.67kg from £84.95at Tooled Up + £6.95 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 years2 years as standard, 3 once you register it with Bosch Green
Register with Bosch Green ›
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 on MyBosch within 4 weeks of purchase. The 3-year extension covers the tool only, not battery packs or chargers.

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

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