‹ All Bosch 12V Professional chargers

Charger

Charges

Bosch 12V Professional packs

Times

35 min to 1 hr 37 min, across 3 packsCharge times ›

Specs

From Bosch's own documentationChecked 27 Sep 2026

Bosch · Charger

Bosch GAL12V-40 GAL 12V-40 fast charger (4A)

4A output 1 bay 12V Professional

Bosch Professional GAL 12V-40 fast charger (4A).

Adds it to My Tools, kept on this device

Lowest price we track

£45.95at Tooled Up · + £5.95 delivery · Available to order

View at Tooled Up ›

Compare retailersTotal with delivery

Tooled Up Lowest£45.95 + £5.95 delivery · Available to order£51.90View ›

My Tool Shed£45.95 + £5.95 delivery · Available to order£51.90View ›

Prices from UK retailer feeds, updated daily.We may earn a commission

4AOutputmaker figure

1Baymaker figure

3Packs with a charge timefrom Bosch's figures

35 minQuickest packthe smallest it charges

How long each pack takes

Bosch's own charge times on the GAL12V-40, smallest pack first. Packs Bosch gives no time for are left out.

GBA12V-202.0Ah

35 min

GBA12V-303.0Ah

57 min

GBA12V-606.0Ah

1 hr 37 min

Bosch's own figures.

Full specs

From Bosch's own documentation, checked 27/09/2026. "Not listed" where Bosch doesn't publish a figure.

TypeFast charger

Output4A

Bays1

Weight0.45kg

Listed forBosch 12V Professional

Model codeGAL12V-40

Other Bosch 12V Professional chargers

Faster chargers, and ones with more bays. Lowest price we track first.

All 3 ›

GAL12V-20Compact charger 2A £26.95at Tooled Up View at Tooled Up ›

GAL12V18V-8012V/18V fast charger 8A £72.95at Tooled Up View at Tooled Up ›

We may earn a commission on retailer links.

GAL12V-40 questions

Which batteries does the GAL12V-40 charge?

It charges Bosch 12V Professional packs. Bosch gives a charge time on it for 3 of the packs we list: GBA12V-20, GBA12V-30, GBA12V-60.

How long does the GAL12V-40 take to charge a pack?

From Bosch's own figures: GBA12V-20 (2.0Ah): 35 min, GBA12V-30 (3.0Ah): 57 min, GBA12V-60 (6.0Ah): 1 hr 37 min.